CN203893831U - Measuring and 3D reconstructing device of underwater model landform - Google Patents
Measuring and 3D reconstructing device of underwater model landform Download PDFInfo
- Publication number
- CN203893831U CN203893831U CN201420323253.8U CN201420323253U CN203893831U CN 203893831 U CN203893831 U CN 203893831U CN 201420323253 U CN201420323253 U CN 201420323253U CN 203893831 U CN203893831 U CN 203893831U
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- stepper motor
- model
- travelling platform
- remote computer
- landform
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Abstract
The utility model provides a measuring and 3D reconstructing device of an underwater model landform. The device comprises a model water tank with currents and the underwater model landform, an ultrasound-B instrument, a walking platform and a remote computer, wherein the walking platform is arranged on the model water tank and in sliding connection with the model water tank, the ultrasound-B instrument is fixed on the walking platform and connected with the remote computer via Wi-Fi, a probe of the ultrasound-B instrument is arranged on the walking platform via a sliding unit and makes contact with the water surface, the walking platform slides along the upper edge of the water tank to drive the ultrasound-B instrument to collect data of the underground landform, and the remote computer receives the video and image data of the ultrasound-B instrument via Wi-Fi and processes the data. The device can be applied to measurement and 3D reconstruction of underground model landforms made of plastic sands, natural sands, coal dusts, phenolic molding powder and the like, and is high in adaptability, rapid in operation and visual.
Description
Technical field
The utility model belongs to river port hydraulic model field of measuring technique, particularly a kind of measurement and three-dimensional reconstruction apparatus of the landform of model under water.
Background technology
River model experiment is the important means that people are familiar with and study river water-sediment movement, differentiation and advance of freshet rule.In model test, the real-time monitored of underwater topography has great importance to research river channel sedimentation and current scour with analysis.For the information such as underwater topography and erosion and deposition variation thereof in Obtaining Accurate model test, this just need to find a kind of device that underwater topography information is carried out in real time dynamic observation and analysis.In recent years, develop multiple surveying instrument both at home and abroad for the measurement to river model landform, as instruments such as Photoelectric Rcflecting Topographic Apparatus, resistance-type Topographical indicator, tracking Topographical indicator, ultrasonic, laser scanners, at present, these Topographical indicators are point measurement mostly, cannot realize to model landform under water, particularly to the landform of model under water under muddy streamflow regime in movable-bed model test, carry out contactless online realtime graphic and measure and three-dimensional reconstruction analysis.
Utility model content
The problem existing for background technology, the utility model provides a kind of measurement and three-dimensional reconstruction apparatus of the landform of model under water.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
The measurement of model landform and a three-dimensional reconstruction apparatus under water, comprises current and model landform is under water housed
Model tank, B ultrasonic instrument, travelling platform, remote computer; Travelling platform is placed on the top of model tank, and itself and model tank are for being slidably connected; B ultrasonic instrument is fixed on travelling platform and by wireless network Wi-Fi and connects remote computer; Probe on B ultrasonic instrument is arranged on travelling platform by carriage, and travelling platform coordinates the probe making on B ultrasonic instrument to move in all around, upper and lower three dimensions with carriage; When work, Ultrasonic-B probe keeps contacting with the water surface, slides and drive B ultrasonic instrument to carry out underwater topography data acquisition in travelling platform edge on tank.
Described travelling platform is provided with the driving circuit being connected with remote computer, and remote computer is by driving electricity
Road drives travelling platform to drive B ultrasonic instrument edge on tank to slide, and carries out underwater topography data acquisition.
Described carriage comprises geometrical clamp, band tooth slide bar one, band tooth slide bar two, stepper motor one, stepping electricity
Machine two, toothed timing belt one, toothed timing belt two; Stepper motor two is fixed on travelling platform; Toothed timing belt two is connected with stepper motor two, by stepper motor two pulling motions; Band tooth slide bar two is connected with stepper motor two; Toothed timing belt one, stepper motor one are all arranged on band tooth slide bar two; Toothed timing belt one is connected with stepper motor one, by stepper motor one pulling motion; Band tooth slide bar one is connected with stepper motor one, and the probe of B ultrasonic instrument is connected with band tooth slide bar one by geometrical clamp; Stepper motor one, stepper motor two are respectively by driving circuit and remote computer wireless connections separately.
Described travelling platform comprises platform body, pulley, stepper motor three, motor-drive circuit three, platform body is fixed on pulley, pulley, stepper motor three, motor-drive circuit three connect successively, and motor-drive circuit three is connected with remote computer by wireless network Wi-Fi.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1, the utility model is simple in structure, and test process is convenient and swift, and real-time is good, and can reuse processing, practical.
2, the utility model utilizes B ultrasonic instrument to carry out direct imaging to model landform under water, obtains the B ultrasonic video image of underwater topography, intuitively visual.
3, the utility model adaptivity is strong, no matter be that muddy water or clear water adopt B ultrasonic instrument can obtain more satisfactory underwater topography image, the landform of model under water that is applicable to the compositions such as plastic sand, natural sand, coal dust ash, phenolic moulding powder, is not subject to the impact of the factor such as illumination condition and temperature substantially yet.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Wherein, 1-model tank, 2-model landform under water, 3-current, 4-probe, 5-carriage, 6-B ultrasonic instrument, 7-wireless network Wi-Fi, 8-remote computer, 9-travelling platform, 10-pulley, 5-1-geometrical clamp, 5-21-band tooth slide bar one, 5-22-band tooth slide bar two, 5-31-stepper motor one, 5-32-stepper motor two, 5-41-toothed timing belt one, 5-42-toothed timing belt two;
Fig. 2 is the structural drawing that in the utility model, travelling platform is connected with carriage;
Fig. 3 is a underwater topography line of measurement of the present utility model;
Fig. 4 is a underwater topographic map of three-dimensional reconstruction of the present utility model, and unit is millimeter (mm).
Embodiment
Below in conjunction with embodiment shown in the drawings, the utility model is described in further detail.
As shown in Figure 1, the utility model comprises current (3) and the mould of model landform (2) is under water housed
Type tank (1), B ultrasonic instrument (6), travelling platform (9), remote computer (8); Travelling platform is placed on the top of model tank, and itself and model tank are for being slidably connected; B ultrasonic instrument is fixed on travelling platform and by wireless network Wi-Fi(7) connection remote computer; Probe (4) on B ultrasonic instrument is arranged on travelling platform by carriage (5), travelling platform coordinates the probe making on B ultrasonic instrument motion (that is: three directions of the x, y, z in Fig. 2 in all around, upper and lower three dimensions with carriage, wherein travelling platform moves in the x-direction, and band tooth slide bar one, band tooth slide bar two in carriage drive respectively B ultrasonic instrument probe to move along z, y direction); When work, Ultrasonic-B probe keeps contacting with the water surface, slides and drive B ultrasonic instrument to carry out underwater topography data acquisition in travelling platform edge on tank.
Travelling platform is provided with the driving circuit being connected with remote computer, and remote computer drives by driving circuit
Moving travelling platform drives B ultrasonic instrument edge on tank to slide, and carries out underwater topography data acquisition.
As shown in Figure 2, carriage comprises geometrical clamp (5-1), band tooth slide bar one (5-21), band tooth slide bar two (5-22), stepper motor one (5-31), stepper motor two (5-32), toothed timing belt one (5-41), toothed timing belt two (5-42); Stepper motor two is fixed on travelling platform; Toothed timing belt two is connected with stepper motor two, by stepper motor two pulling motions; Band tooth slide bar two is connected with stepper motor two; Toothed timing belt one, stepper motor one are all arranged on band tooth slide bar two; Toothed timing belt one is connected with stepper motor one, by stepper motor one pulling motion; Band tooth slide bar one is connected with stepper motor one, and the probe of B ultrasonic instrument is connected with band tooth slide bar one by geometrical clamp; Stepper motor one, stepper motor two are respectively by driving circuit and remote computer wireless connections separately; When use, toothed timing belt one, toothed timing belt two make to be with respectively tooth slide bar one, band tooth slide bar two to move along z direction, y direction respectively under the drive of stepper motor one, stepper motor two.
Travelling platform comprises platform body, pulley (10), stepper motor three, motor-drive circuit three, platform body is fixed on pulley, pulley, stepper motor three, motor-drive circuit three connect successively, and motor-drive circuit three is connected with remote computer by wireless network Wi-Fi.
Implementation process of the present utility model mainly comprises the following steps:
Step 1, connect the utility model according to Fig. 1;
Step 2, fix Ultrasonic-B probe, adjust wireless network, connect remote computer;
Step 3, travelling platform drive walk position to be measured make the Ultrasonic-B probe contact water surface of B ultrasonic instrument;
Step 4, open B ultrasonic instrument and adjust, making B ultrasonic instrument better to the imaging of underwater topography;
Step 5, B ultrasonic instrument are carried out video image acquisition to model landform under water;
Step 6, will collect video image and send remote computer to by Wi-Fi;
Step 7, remote computer receiver, video image are processed, and design sketch as shown in Figure 3-4.
Claims (4)
1. the measurement of model landform and a three-dimensional reconstruction apparatus under water, is characterized in that: comprise current and the model tank of model landform under water, B ultrasonic instrument, travelling platform, remote computer are housed; Travelling platform is placed on the top of model tank, and itself and model tank are for being slidably connected; B ultrasonic instrument is fixed on travelling platform and by wireless network Wi-Fi and connects remote computer; Probe on B ultrasonic instrument is arranged on travelling platform by carriage, and travelling platform coordinates the probe making on B ultrasonic instrument to move in all around, upper and lower three dimensions with carriage; When work, Ultrasonic-B probe keeps contacting with the water surface, slides and drive B ultrasonic instrument to carry out underwater topography data acquisition in travelling platform edge on tank.
2. measurement and the three-dimensional reconstruction apparatus of a kind of landform of model under water according to claim 1, it is characterized in that: described travelling platform is provided with the driving circuit being connected with remote computer, remote computer drives travelling platform to drive B ultrasonic instrument edge on tank to slide by driving circuit, carries out underwater topography data acquisition.
3. measurement and the three-dimensional reconstruction apparatus of a kind of landform of model under water according to claim 1 and 2, is characterized in that: described carriage comprises geometrical clamp, band tooth slide bar one, band tooth slide bar two, stepper motor one, stepper motor two, toothed timing belt one, toothed timing belt two; Stepper motor two is fixed on travelling platform; Toothed timing belt two is connected with stepper motor two, by stepper motor two pulling motions; Band tooth slide bar two is connected with stepper motor two; Toothed timing belt one, stepper motor one are all arranged on band tooth slide bar two; Toothed timing belt one is connected with stepper motor one, by stepper motor one pulling motion; Band tooth slide bar one is connected with stepper motor one, and the probe of B ultrasonic instrument is connected with band tooth slide bar one by geometrical clamp; Stepper motor one, stepper motor two are respectively by driving circuit and remote computer wireless connections separately.
4. measurement and the three-dimensional reconstruction apparatus of a kind of landform of model under water according to claim 1 and 2, it is characterized in that: described travelling platform comprises platform body, pulley, stepper motor three, motor-drive circuit three, platform body is fixed on pulley, pulley, stepper motor three, motor-drive circuit three connect successively, and motor-drive circuit three is connected with remote computer by wireless network Wi-Fi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323253.8U CN203893831U (en) | 2014-06-17 | 2014-06-17 | Measuring and 3D reconstructing device of underwater model landform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420323253.8U CN203893831U (en) | 2014-06-17 | 2014-06-17 | Measuring and 3D reconstructing device of underwater model landform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203893831U true CN203893831U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420323253.8U Expired - Fee Related CN203893831U (en) | 2014-06-17 | 2014-06-17 | Measuring and 3D reconstructing device of underwater model landform |
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| Country | Link |
|---|---|
| CN (1) | CN203893831U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865421A (en) * | 2016-04-07 | 2016-08-17 | 长沙理工大学 | Water tank three-dimensional topographic measurement device based on camera image processing technology |
| CN107179062A (en) * | 2017-04-18 | 2017-09-19 | 中山大学 | The water-bed topographical observation method of one kind experiment |
| CN112284337A (en) * | 2020-11-25 | 2021-01-29 | 武汉大学 | River model multi-parameter measuring device and walking control method thereof |
| CN112461496A (en) * | 2020-09-09 | 2021-03-09 | 福建省水利水电勘测设计研究院 | Visual processing method for erosion and deposition test results of hydraulic and river model |
-
2014
- 2014-06-17 CN CN201420323253.8U patent/CN203893831U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105865421A (en) * | 2016-04-07 | 2016-08-17 | 长沙理工大学 | Water tank three-dimensional topographic measurement device based on camera image processing technology |
| CN105865421B (en) * | 2016-04-07 | 2018-12-25 | 长沙理工大学 | Three-dimensional terrain of water tank measuring device based on camera and laser technology |
| CN107179062A (en) * | 2017-04-18 | 2017-09-19 | 中山大学 | The water-bed topographical observation method of one kind experiment |
| CN107179062B (en) * | 2017-04-18 | 2019-06-21 | 中山大学 | A kind of water-bed topographical observation method of experiment |
| CN112461496A (en) * | 2020-09-09 | 2021-03-09 | 福建省水利水电勘测设计研究院 | Visual processing method for erosion and deposition test results of hydraulic and river model |
| CN112461496B (en) * | 2020-09-09 | 2023-08-18 | 福建省水利水电勘测设计研究院有限公司 | Visual processing method for hydraulic and river model dredging test results |
| CN112284337A (en) * | 2020-11-25 | 2021-01-29 | 武汉大学 | River model multi-parameter measuring device and walking control method thereof |
| CN112284337B (en) * | 2020-11-25 | 2021-08-03 | 武汉大学 | River model multi-parameter measuring device and walking control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150617 |
|
| EXPY | Termination of patent right or utility model |