CN112213127A - Video raindrop spectrometer test water drop test bench - Google Patents
Video raindrop spectrometer test water drop test bench Download PDFInfo
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- CN112213127A CN112213127A CN202010448679.6A CN202010448679A CN112213127A CN 112213127 A CN112213127 A CN 112213127A CN 202010448679 A CN202010448679 A CN 202010448679A CN 112213127 A CN112213127 A CN 112213127A
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- fixed
- base
- raindrop spectrometer
- supporting rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/14—Rainfall or precipitation gauges
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- Environmental & Geological Engineering (AREA)
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- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
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- Environmental Sciences (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The invention provides a video raindrop spectrometer test water drop test bed which comprises a video raindrop spectrometer, a raindrop spectrometer fixing table, a support rod A, a support rod B, a shaft, a base, handrails and wheels, wherein two sides of the base are provided with symmetrical and horizontal lower moving grooves; the supporting rod B is provided with symmetrical shaft moving grooves, and the lower end of the supporting rod B is fixed on the base; the lower end of the supporting rod A is arranged in a lower moving groove on the base and moves horizontally and is fixed; the shaft moves in the shaft moving groove and is fixed; the handrail is fixed at the rear side of the base; the wheels are fixed on the lower side of the base; the video raindrop spectrometer is fixed on the raindrop spectrometer fixing table. The device can adjust the position, the measurement height and the measurement angle of the 2DVD video raindrop spectrometer according to the actual characteristics of sprinkling irrigation and sprinkling water drops, and the test process is flexible to operate, simple, convenient and reliable.
Description
Technical Field
The invention relates to an experimental device in a water-saving irrigation sprinkling irrigation system, in particular to a video raindrop spectrometer test water drop test bed.
Background
The sprinkling irrigation is a more advanced irrigation mode in a plurality of water-saving irrigation technologies, and is now a high-efficiency water-saving irrigation technology commonly adopted by countries in the world. The diameter of the sprayed water drops, the kinetic energy of the sprayed water drops and the like are important indexes for evaluating the engineering quality of the sprinkling irrigation system. The 2DVD video raindrop spectrometer is mainly used for measuring shapes, sizes, speeds and the like of meteorological particles such as precipitation, snowfall and the like at first, and is applied to a water drop spraying test of a sprinkling irrigation nozzle in recent years. Compared with other water drop testing methods, such as a flour method, a photographic method, a laser method and the like, the 2DVD video raindrop spectrometer can capture and calculate data such as the shape, the size, the speed and the like of each water drop in a testing area, and has the advantages of accurate testing data, convenience in data processing and the like. The 2DVD video raindrop spectrometer is developed mainly for monitoring natural climate data and is placed at a fixed test point in the field for a long time, so that the 2DVD video raindrop spectrometer cannot be completely suitable for the test requirements of the spray head spraying test. The invention designs a 2DVD video raindrop spectrometer test water drop test bed which is simple and convenient to move and capable of adjusting the test height and the test angle and an adjusting method, and solves the problems that the 2DVD video raindrop spectrometer is inconvenient to move and difficult to adjust the test height and angle when used for a spray head spraying test.
Through retrieval, no relevant patent application is reported at present.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a video raindrop spectrograph test water drop test bed, which realizes the adjustability of the height and the angle of a video raindrop spectrograph, is fast and convenient to move, and overcomes the defect of the video raindrop spectrograph in a spray head spraying test.
The invention realizes the technical purpose through the following technical means: a video raindrop spectrograph test water drop test bed comprises a video raindrop spectrograph, a raindrop spectrograph fixed bed, a support rod A and a support rod B which are symmetrically arranged, a base, a handrail and wheels, wherein the video raindrop spectrograph is fixed on the raindrop spectrograph fixed bed, and an upper moving groove is formed in the lower bottom surface of the fixed bed; lower moving grooves are formed in two sides of the base, the upper end of the supporting rod A is fixed on the fixed table through bolts, and the lower end of the supporting rod A is installed in the lower moving grooves; a shaft moving groove is formed in the supporting rod B, the upper end of the supporting rod B is installed in the upper moving groove, and the lower end of the supporting rod B is fixed on the base through a bolt; two ends of the shaft are arranged in the shaft moving grooves and connected with the supporting rod A, and the supporting rod A and the supporting rod B can rotate around the shaft in a vertical plane; the handrail is fixed on the rear side of the base through bolts; the wheels are fixed on the lower side of the base.
In the scheme, a layer of sponge cushion is arranged on the raindrop spectrometer fixing table.
In the scheme, the detachable movable tray is arranged below the base, and the movable tray is hung on the base through the hanging lugs on two sides.
In the scheme, the detachable measuring tape is arranged on the movable tray, and the tape outlet of the measuring tape is arranged at the edge of the bottom of the tray and is positioned at the midpoint of the edge of the bottom of the tray.
In the above scheme, the wheel is provided with a brake.
The invention has the beneficial effects that: the device can adjust the position, the measuring height and the measuring angle of the 2DVD video raindrop spectrometer according to the actual characteristics of sprinkling drops, realizes the accurate measurement of the diameter, the speed and the angle of the sprinkled drops, and has flexible operation, simplicity, convenience and reliability in the testing process.
Drawings
Fig. 1 is a schematic structural diagram of a video raindrop spectrometer test water drop test bed.
Fig. 2 is a schematic view of a tray structure.
Fig. 3 is a schematic view of the shaft position calculation.
The reference numerals are explained below: 1-video raindrop spectrometer, 2-sponge cushion, 3-fixed table, 4-upper moving groove, 5-support rod A, 6-support rod B, 7-shaft moving groove, 8-shaft, 9-reinforcing rod, 10-base, 11-lower moving groove, 12-handrail, 13-wheel, 14-brake, 15-moving tray, 16-tape measure, 17-fixed hook and 18-tape outlet.
Detailed Description
The invention will be further described with reference to the following figures, specific embodiments and adjustment methods, without limiting the scope of the invention thereto.
As shown in fig. 1, a video raindrop spectrometer test raindrop test bed comprises a video raindrop spectrometer 1, a raindrop spectrometer fixed platform 3, a support rod a5, a support rod B6, a shaft 8, a base 10, a handrail 12 and wheels 13. The video raindrop spectrometer 1 is fixed on a raindrop spectrometer fixed table 3 through bolts, the fixed table 3 is a stainless steel plate, a layer of spongy cushion 2 is arranged on the fixed table 3, so that water splashed after water drops fall on a smooth table top is prevented from passing through a test area to cause errors, and symmetrical upper moving grooves 4 are formed in the bottom surface of the fixed table 3. Two sides of the base 10 are provided with symmetrical and horizontal lower moving grooves 11. The handrail 12 is fixed at the rear side of the base 10 by nuts, the wheels 13 are installed at the lower side of the base 10, and the brakes 14 are installed on the wheels 13, so that the flexibility of moving and fixing the test bed in the test process is improved by arranging the handrail, the wheels and the brakes. The two ends of the shaft 8 are provided with threads and are connected with the supporting rods at the two ends through bolts, and the supporting rods can rotate around the shaft 8 in a vertical plane. The upper end of the supporting rod A5 is fixed on the fixed table 3 by bolts and can swing in a vertical plane around the bolts, the lower end of the supporting rod A5 is arranged in the lower moving groove 11 on the base 10 by bolts and can move horizontally and be fixed, and the reinforcing rod 9 is welded on the lower side of the supporting rod A5, so that the supporting rod A5 is more stable. The supporting rod B6 is provided with symmetrical shaft moving grooves 7, the upper end of the supporting rod B6 is arranged in the upper moving groove 4 by bolts and is fixed, and the lower end of the supporting rod B6 is fixed on the base 10 by bolts and can rotate around the bolts. The upper ends and the lower ends of the supporting rod A5 and the supporting rod B6 are at the same horizontal position. The shaft 8 is movable and fixed in the shaft moving groove 7; the test height and the test angle of the video raindrop spectrometer are adjusted by adjusting the position of the shaft 8 in the shaft moving groove 7, the position of the lower end of the support shaft A5 in the lower moving groove 11 and the position of the upper end of the support rod B6 in the upper moving groove 4, so that different measurement requirements are met.
As shown in fig. 2, a detachable movable tray 15 is arranged below the base 10, the tray 15 can be hung on the base 10 by hangers on two sides and can move horizontally, a detachable measuring tape 16 is arranged on the movable tray 15, and a tape outlet 18 of the measuring tape 16 is arranged at the bottom edge of the tray and is positioned at the middle point of the edge; the position of the movable tray 15 can be horizontally adjusted, so that the tape outlet 18 of the tape measure 16 is arranged right below the center of the testing area of the video raindrop spectrometer 1, the distance from the testing area of the raindrop spectrometer to the testing nozzle is measured, and the convenience of measuring the distance from the test bench to the nozzle is improved.
In use, the position of the shaft within the upper displacement slot is determined according to the following equation:
in the formula:θthe included angle (°) between the fixed platform of the raindrop spectrometer and the horizontal plane is designed, as shown in fig. 3.
βThe angle (°) between the support bar a and the fixed stage of the raindrop spectrometer is shown in fig. 3.
Alpha-the angle (°) of the support bar a to the horizontal, as shown in fig. 3.
a The distance from the axis to the lower end of the support bar B, as shown in figure 3.
b The distance from the lower end of the support rod A to the lower end of the support rod B is shown in figure 3.
c The distance from the axis to the lower end of the support bar a, as shown in figure 3.
d The distance from the axis to the upper end of the support bar a, as shown in figure 3.
e The distance from the axis to the upper end of the support bar B, as shown in figure 3.
l The distance from the upper end of the support rod A to the upper end of the support rod B is shown in figure 3.
Through the calculation result of the formula, the positions of the lower ends of the shaft 8, the support rod A5 and the upper end of the support rod B6 in the shaft moving groove 7, the lower moving groove 11 and the upper moving groove 4 are respectively adjusted, the test height and the inclination angle of the raindrop spectrometer are adjusted, and the positions of the lower ends of the shaft 8, the support rod A5 and the upper end of the support rod B6 in the shaft moving groove 7, the lower moving groove 11 and the upper moving groove 4 are respectively fixed through nuts.
Example (b): the fixed hook 17 of the tape 16 is hung right below the spray head, and the position of the movable tray 15 is horizontally adjusted, so that the tape outlet 18 of the tape 16 is arranged right below the center of the testing area of the video raindrop spectrometer 1. While pushing the test bed, the scale at the tape outlet 18 of the tape measure 16 is read, the test bed is pushed to the test site, and the brake 14 on the wheel is pulled to fix the position of the test bed. The lower end of the support rod A5 is adjusted to be positioned in the lower moving groove 11, and the upper end of the support rod B6 is adjusted to be positioned in the upper moving groove 4, so that the test heights of the fixed table 3 and the video raindrop spectrometer 1 are adjusted. The position of the shaft 8 in the shaft moving groove 7 is adjusted according to the calculation results of the formulas (1) to (3) to adjust the test angles of the fixed stage 3 and the video raindrop spectrometer 1.
The present invention is not limited to the above-described embodiments, and any obvious improvements, substitutions or modifications can be made by those skilled in the art without departing from the spirit of the present invention.
Claims (5)
1. A video raindrop spectrometer test water drop test bed is characterized by comprising a video raindrop spectrometer (1), a raindrop spectrometer fixed table (3), a support rod A (5), a support rod B (6), a shaft (8), a base (10), a handrail (12) and wheels (13), wherein the support rods A (5) and the support rod B (6) are symmetrically arranged, the video raindrop spectrometer (1) is fixed on the raindrop spectrometer fixed table (3), and an upper moving groove (4) is formed in the lower bottom surface of the fixed table (3); lower moving grooves (11) are formed in two sides of the base (10), the upper end of the supporting rod A (5) is fixed on the fixed table (3) through bolts, and the lower end of the supporting rod A (5) is installed in the lower moving grooves (11); the supporting rod B (6) is provided with a shaft moving groove (7), the upper end of the supporting rod B (6) is arranged in the upper moving groove (4), and the lower end of the supporting rod B (6) is fixed on the base (10) through a bolt; two ends of the shaft (8) are arranged in the shaft moving groove (7) and connected with the supporting rod A (5), and the supporting rod A (5) and the supporting rod B (6) can rotate around the shaft (8) in a vertical plane; the handrail (12) is fixed on the rear side of the base (10) by bolts; the wheels (13) are fixed on the lower side of the base (10).
2. The video raindrop spectrometer test water drop test bed according to claim 1, wherein a layer of sponge mat (2) is arranged on the raindrop spectrometer fixed bed (3).
3. The video raindrop spectrometer test water drop test bed according to claim 1, wherein a detachable mobile tray (15) is arranged below the base (10), and the mobile tray (15) is hung on the base (10) through hanging lugs on two sides.
4. A video raindrop spectrometer test drop bench according to claim 3, wherein the removable tape measure (16) is provided on the mobile tray (15), and the tape outlet (18) of the tape measure (16) is located at the bottom edge of the tray at the midpoint of the bottom edge of the tray.
5. A video raindrop spectrometer test drop bench according to claim 1, wherein the wheels (13) are fitted with brakes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448679.6A CN112213127A (en) | 2020-05-25 | 2020-05-25 | Video raindrop spectrometer test water drop test bench |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448679.6A CN112213127A (en) | 2020-05-25 | 2020-05-25 | Video raindrop spectrometer test water drop test bench |
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| CN112213127A true CN112213127A (en) | 2021-01-12 |
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| CN202010448679.6A Pending CN112213127A (en) | 2020-05-25 | 2020-05-25 | Video raindrop spectrometer test water drop test bench |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113686737A (en) * | 2021-08-02 | 2021-11-23 | 江苏大学镇江流体工程装备技术研究院 | Test bed for testing water drops of spray particle analyzer |
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| CN104155426A (en) * | 2014-07-22 | 2014-11-19 | 长江水利委员会长江科学院 | Quantitative soil splash erosion power monitoring system and method |
| CN204850859U (en) * | 2015-08-07 | 2015-12-09 | 来宾市天球电器有限公司 | Fork arm type automobile glass riser's yoke assembly |
| CN207023787U (en) * | 2017-03-22 | 2018-02-23 | 江苏慕林智能电器有限公司 | Seat Lumbar Support mechanism and automatic seat |
| CN207774735U (en) * | 2017-11-22 | 2018-08-28 | 西南石油大学 | A kind of orchard operation hoistable platform with automatic flat-adjustable function |
| CN108705500A (en) * | 2018-08-14 | 2018-10-26 | 洛阳市通航电子设备有限公司 | A kind of metal plate qin formula operation console |
| CN110386264A (en) * | 2019-08-06 | 2019-10-29 | 西安飞豹科技有限公司 | A kind of five degree of freedom gondola test special equipment |
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2020
- 2020-05-25 CN CN202010448679.6A patent/CN112213127A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203602316U (en) * | 2013-10-31 | 2014-05-21 | 江苏力星通用钢球股份有限公司 | Ball unloading hydraulic trolley of steel ball lapping machine |
| CN104155426A (en) * | 2014-07-22 | 2014-11-19 | 长江水利委员会长江科学院 | Quantitative soil splash erosion power monitoring system and method |
| CN204850859U (en) * | 2015-08-07 | 2015-12-09 | 来宾市天球电器有限公司 | Fork arm type automobile glass riser's yoke assembly |
| CN207023787U (en) * | 2017-03-22 | 2018-02-23 | 江苏慕林智能电器有限公司 | Seat Lumbar Support mechanism and automatic seat |
| CN207774735U (en) * | 2017-11-22 | 2018-08-28 | 西南石油大学 | A kind of orchard operation hoistable platform with automatic flat-adjustable function |
| CN108705500A (en) * | 2018-08-14 | 2018-10-26 | 洛阳市通航电子设备有限公司 | A kind of metal plate qin formula operation console |
| CN110386264A (en) * | 2019-08-06 | 2019-10-29 | 西安飞豹科技有限公司 | A kind of five degree of freedom gondola test special equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113686737A (en) * | 2021-08-02 | 2021-11-23 | 江苏大学镇江流体工程装备技术研究院 | Test bed for testing water drops of spray particle analyzer |
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Application publication date: 20210112 |