CN110018530B - Rainfall inclination measuring device - Google Patents
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- CN110018530B CN110018530B CN201910335095.5A CN201910335095A CN110018530B CN 110018530 B CN110018530 B CN 110018530B CN 201910335095 A CN201910335095 A CN 201910335095A CN 110018530 B CN110018530 B CN 110018530B
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Abstract
A rainfall tilt angle measurement device comprising: the rainwater receiving device is provided with at least 2 rainwater receiving openings, the areas of the rainwater receiving openings are equal, the included angles of the planes of the rainwater receiving openings and the vertical surface range from-90 degrees to 90 degrees, and the included angles of the planes of the rainwater receiving openings and the vertical surface are different; the rainwater measuring device is provided with rainwater containing cavities, the number of the rainwater containing cavities is equal to that of the rainwater receiving openings, and each rainwater containing cavity is communicated with the corresponding rainwater receiving opening so that rainwater collected through the rainwater receiving openings flows into the corresponding rainwater containing cavity. The rainfall inclination angle at the moment is determined by measuring the amount of rainwater collected in the specific time period of the rainwater receiving openings with different opening orientations, the principle is clear, the operation is simple, the method can be applied to measurement of the rainfall inclination angle in the wind and rain process under the condition of unstable wind field, and the rainfall inclination angle data can be conveniently and quickly obtained without complex calculation.
Description
Technical Field
The embodiment of the invention relates to the technical field of rainfall runoff simulation, in particular to a rainfall inclination angle measuring device.
Background
The inclination angle of rainfall is caused by the fact that raindrops have a horizontal velocity under the influence of wind during the fall. The rainfall inclination angle has obvious influence on the rainfall received by the bearing surface, the dynamic action characteristic of raindrops and the rainfall bearing surface and the urban drainage basin rainfall-runoff relation, and is an important influence factor for researching the rainfall on soil erosion, the hydrothermal damage of the side wall of the building and the urban rainfall-runoff relation.
Because the wind speed is not constant in a rain fall, the inclination angle of the raindrops is complex and variable, and the raindrops can deform, change the direction of the rain drops, break down, splash and the like after contacting with a solid interface. Therefore, it is difficult to directly measure the inclination angle of rainfall during the weather.
Therefore, it is desirable to design a rainfall inclination angle measuring device to measure the rainfall inclination angle.
Disclosure of Invention
The embodiment of the invention solves the technical problem of providing a rainfall inclination angle measuring device to determine the rainfall inclination angle at a certain moment.
In order to solve the above problem, an embodiment of the present invention provides a rainfall inclination angle measuring device, including:
the rainwater receiving device is provided with at least 2 rainwater receiving openings, the areas of the rainwater receiving openings are equal, the included angle range between the plane where each rainwater receiving opening is located and the vertical surface is-90 degrees to 90 degrees, and the included angles between the plane where each rainwater receiving opening is located and the vertical surface are different;
the rainwater measuring device is provided with rainwater containing cavities, the number of the rainwater containing cavities is equal to that of the rainwater receiving openings, and each rainwater containing cavity is communicated with the corresponding rainwater receiving opening so that rainwater collected through the rainwater receiving openings flows into the corresponding rainwater containing cavity.
Optionally, the rainfall inclination measuring device further comprises:
the angle measuring device comprises a scale plate, wherein an angle scale is arranged on the scale plate, and the range of the angle scale is-90 degrees to 90 degrees;
the rainwater receiving device is fixed on the angle measuring device, and each rainwater receiving opening is perpendicular to the angle scale.
Optionally, the rainfall inclination measuring device further comprises:
the connecting portion is arranged between the rainwater receiving device and the rainwater measuring device and comprises a first connecting portion end and a second connecting portion end which are communicated, the first connecting portion end is connected with the rainwater receiving device, and the second connecting portion end is connected with the rainwater measuring device.
Optionally, the connection is a flexible connection.
Optionally, the rainwater measuring device includes measuring cylinders, the number of the measuring cylinders is equal to the number of the rainwater containing cavities, and each rainwater containing cavity is respectively provided in each measuring cylinder.
Optionally, the rainwater receiving device includes glass tubes, the number of the glass tubes is equal to the number of the rainwater receiving openings, each rainwater receiving opening is respectively opened at a first end of each glass tube, a communication hole is opened at a second end of each glass tube, and each communication hole is respectively communicated with the corresponding rainwater containing cavity.
Optionally, the rainfall inclination measuring device further comprises:
the calibration plate of the angle measuring device is fixed above the fixing device, and the rainwater measuring device is fixed below the fixing device and located below the angle measuring device.
Optionally, the fixing means comprises:
a base plate;
the bracket is fixed on the bottom plate;
the top plate is fixed on the bracket and is parallel to the bottom plate, and the angle measuring device is fixed on the top plate;
the partition plate is fixed on the support, a storage hole is formed in the partition plate, and the rainwater measuring device is fixed in the storage hole.
Optionally, the rainfall inclination angle measuring device further comprises a rain shield fixed to the lower surface of the top plate and stopping the periphery of the fixing device, and the lowest end of the rain shield is lower than the opening end of the measuring device.
Optionally, the rainfall inclination measuring device further comprises:
and the sensors are arranged below the rainwater containing cavities to detect the amount of rainwater in the corresponding rainwater containing cavities.
Optionally, the sensor is a pressure sensor, and is adapted to detect a water level variation in each of the rainwater containing cavities of the rainwater measuring device, and the shape of each of the rainwater containing cavities is the same.
Compared with the prior art, the technical scheme of the embodiment of the invention has the following advantages:
the rainfall inclination angle measuring device provided by the embodiment of the invention comprises: the rainwater receiving device is provided with at least 2 rainwater receiving openings, the areas of the rainwater receiving openings are equal, the included angle range between the plane where each rainwater receiving opening is located and the vertical surface is-90 degrees, and the included angles between the plane where each rainwater receiving opening is located and the vertical surface are different; the rainwater measuring device is provided with rainwater containing cavities, the number of the rainwater containing cavities is equal to that of the rainwater receiving openings, and each rainwater containing cavity is communicated with the corresponding rainwater receiving opening so that rainwater collected through the rainwater receiving openings flows into the corresponding rainwater containing cavity. The rainfall inclination angle measuring device provided by the embodiment of the invention is characterized in that the rainwater receiving device is provided with rainwater receiving openings with equal areas, the planes of the rainwater receiving openings have different directions, so that rainfall in different directions can be received, meanwhile, the rainwater containing cavity communicated with the rainwater receiving openings can collect rainwater flowing into the rainwater receiving openings, when the rainfall inclination angle is measured, the rainwater receiving openings are placed at the measuring position to receive rainfall, then the rainwater receiving openings corresponding to the rainwater containing cavities with the largest rainwater quantity are obtained, and the rainfall angle is determined according to the angle of the plane of the rainwater receiving openings. The rainfall inclination angle measuring device provided by the embodiment of the invention determines the rainfall inclination angle at the moment by measuring and comparing the amount of rainwater collected in the specific time period of the rainwater receiving ports with different opening orientations, has a clear principle and simple operation, can be applied to measurement of the rainfall inclination angle in the wind and rain process under the condition of unstable wind field, and can conveniently and quickly acquire rainfall inclination angle data without complex calculation.
In the alternative, the rainfall inclination measuring device further comprises: and the sensors are arranged below the rainwater containing cavities to detect the amount of rainwater in the corresponding rainwater containing cavities. The rain drop inclination angle is complex and changeable because the wind speed in rainfall is not constant, the sensor can measure the rainfall amount in each rain containing cavity in a certain differential period in real time, and can detect the change of the rainfall inclination angle in each differential period, thereby improving the accuracy of data.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of a rainfall inclination angle measuring device according to an embodiment of the present invention;
FIG. 2 is a partially enlarged schematic view of a dotted box B in FIG. 1;
FIG. 3 is a schematic view of a rainfall inclination measuring device provided in the embodiment of the present invention, taken along the direction A-A in FIG. 1;
fig. 4 is a partial schematic view of a rainfall inclination measuring device according to an embodiment of the present invention.
Wherein: 10-a rainwater receiving means; 100-a rainwater receiving port; 101-a fixture; 20-a rain measuring device; 200-a rainwater containing cavity; 30-a sensor; 40-an angle measuring device; 50-a connecting part; 60-a fixing device; 61-a base plate; 62-a bracket; 63-a top plate; 64-a separator; 65-rain shield; 70-vertical plane; 80-perpendicular to the plane of the rain water receiving opening.
Detailed Description
It can be known from the background art that there is a great difficulty in measuring the inclination angle of rainfall during the weather.
In order to determine a rainfall inclination angle at a certain moment, the embodiment of the invention provides a rainfall inclination angle measuring device, wherein a rainwater receiving opening with the same area is formed in the rainwater receiving device, the direction of the plane where the rainwater receiving opening is located is different, so that rainfall in different directions can be received, meanwhile, a rainwater containing cavity communicated with the rainwater receiving opening can collect rainwater flowing into the rainwater receiving opening, when the rainfall inclination angle is measured, the rainwater receiving opening is placed at a measuring position to receive rainfall, then, the rainwater receiving opening corresponding to the rainwater containing cavity with the largest rainwater quantity is obtained, and the rainfall angle is determined according to the angle of the plane where the rainwater receiving opening is located. The rainfall inclination angle measuring device provided by the embodiment of the invention determines the rainfall inclination angle at the moment by measuring and comparing the amount of rainwater collected in the specific time period of the rainwater receiving ports with different opening orientations, has a clear principle and simple operation, can be applied to measurement of the rainfall inclination angle in the wind and rain process under the condition of unstable wind field, and can conveniently and quickly acquire rainfall inclination angle data without complex calculation.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the indication of the direction or the positional relationship referred to in the present specification is based on the direction or the positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and it is not intended to indicate or imply that the indicated device must have a specific direction, be configured in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 to 4, fig. 1 is a schematic view of a rainfall inclination angle measuring device according to an embodiment of the present invention; FIG. 2 is a partially enlarged schematic view of a dotted box B in FIG. 1; FIG. 3 is a schematic view of a rainfall inclination measuring device provided in the embodiment of the present invention, taken along the direction A-A in FIG. 1; fig. 4 is a partial schematic view of a rainfall inclination measuring device according to an embodiment of the present invention.
As shown in the drawings, the rainfall inclination angle measuring device provided by the embodiment of the present invention includes:
the rainwater receiving device 10 is provided with at least 2 rainwater receiving openings 100, the areas of the rainwater receiving openings 100 are equal, the included angles of the planes of the rainwater receiving openings 100 and the vertical surface 70 range from-90 degrees to 90 degrees, and the included angles of the planes of the rainwater receiving openings 100 and the vertical surface 70 are different;
the rainwater measuring device 20 is provided with rainwater containing cavities 200, the number of the rainwater containing cavities 200 is equal to that of the rainwater receiving openings 100, and each rainwater containing cavity 200 is respectively communicated with the corresponding rainwater receiving opening 100, so that rainwater collected through the rainwater receiving opening 100 flows into the corresponding rainwater containing cavity 200.
It can be understood that, the rainwater receiving device 10 is provided with at least 2 rainwater receiving openings 100, which means that the number of the rainwater receiving openings 100 is 2 or more, for example, 10, 15, etc., and the number of the rainwater receiving openings 100 can be specifically designed according to the actual requirements.
Specifically, in order to make the measurement result more accurate, the number of the rainwater receiving openings 100 may be at least 15, that is, the plurality of rainwater receiving openings 100 are respectively a first rainwater receiving opening, a second rainwater receiving opening, a third rainwater receiving opening, … and an mth rainwater receiving opening, where m is greater than or equal to 15;
each of the rainwater receiving cavities 200 is respectively communicated with the corresponding rainwater receiving opening 100, that is, the plurality of rainwater receiving cavities 200 are respectively a first rainwater receiving cavity, a second rainwater receiving cavity, a third rainwater receiving cavity, …, a qth rainwater receiving cavity, q is m, the first rainwater receiving cavity is communicated with the first rainwater receiving opening, the second rainwater receiving cavity is communicated with the second rainwater receiving opening, the third rainwater receiving cavity is communicated with the third rainwater receiving opening, …, and the qth rainwater receiving cavity is communicated with the mth rainwater receiving opening.
The number of the rainwater receiving cavities and the number of the rainwater receiving openings are equal, that is, the number of the rainwater receiving cavities and the number of the rainwater receiving openings used for measurement are equal, for example, only 1 or even a plurality of rainwater receiving cavities are arranged or only 1 or even a plurality of rainwater receiving openings are arranged, and the invention is also within the protection scope of the invention.
The opening shapes of the respective rain water receiving openings 100 may be the same or different, but it is necessary to ensure that the areas of the respective rain water receiving openings 100 are equal to each other to ensure the accuracy of the measurement data.
The included angle between the plane of each rain water receiving opening 100 and the vertical plane 70 is represented by beta, in the embodiment of the invention, the included angle beta of the right half part in fig. 2 is set to be 0-90 degrees, and the included angle of the left half part in fig. 2 is set to be-90-0 degrees.
The inclination of rainfall is the angle enclosed by the vertical plane 70 and the plane 80 perpendicular to the rain water receiving opening 100 and is denoted by alpha. In the embodiment of the invention, the included angle alpha of the right half part in fig. 2 is set to be in the range of 0-90 degrees, and the included angle alpha of the left half part in fig. 2 is set to be in the range of-90-0 degrees.
In a certain rainfall process, rainwater collected by each rainwater receiving opening 100 flows into the corresponding rainwater containing cavity 200, and in a certain period of time, the included angle between the plane of the rainwater receiving opening 100 corresponding to the rainwater measuring device 20 receiving the most rainwater and the vertical plane 70 is the rainfall inclination angle in the period of time.
The rainfall inclination angle measuring device provided by the embodiment of the invention determines the rainfall inclination angle at the moment by measuring and comparing the amount of rainwater collected in the specific time period of the rainwater receiving ports with different opening orientations, has a clear principle and simple operation, can be applied to measurement of the rainfall inclination angle in the wind and rain process under the condition of unstable wind field, and can conveniently and quickly acquire rainfall inclination angle data without complex calculation.
In a specific embodiment, the rainfall inclination measuring device further comprises:
and a sensor 30 disposed below each of the rainwater receiving chambers 200 to detect the amount of rainwater in the corresponding rainwater receiving chamber 200.
The sensor 30 detects the amount of rainwater in the corresponding rainwater containing cavities 200, sends the amount of rainwater information in each rainwater containing cavity 200 to a terminal or a storage device, and determines the position of the rainwater containing cavity 200 corresponding to the maximum amount of rainwater, so as to determine the rainwater receiving opening 100 communicated with the rainwater containing cavity 200, and an included angle α between a plane perpendicular to the rainwater receiving opening 100 and the vertical plane 70 is a rainfall inclination angle in the period.
Because the speed of the rain in the rainfall is not constant, the inclination angle of the raindrops is complex and variable, and the arrangement of the sensor 30 can measure the rainfall in each rainwater containing cavity 200 in a certain differential period in real time, detect the change of the rainfall inclination angle in each differential period, and improve the accuracy of data. Of course, in other embodiments, the comparison of the amount of rainwater in each rainwater containing cavity may also be directly observing the amount of rainwater in each rainwater containing cavity, for example, indirectly measuring the amount of rainwater in each rainwater containing cavity or judging according to the scale reading on the rainwater containing cavity.
Specifically, the sensor 30 may be a pressure sensor 30 adapted to detect a water level variation in each of the rainwater receiving cavities 200 of the rainwater measuring device 20, and the shape of each of the rainwater receiving cavities 200 is the same.
The formula for the inclination angle of rainfall is:
wherein the content of the first and second substances,
is tiThe rainfall inclination angle at the moment, t is the duration of rainfall, i is the number of the moment, h is the reading of the pressure sensor, j is the number of the rainwater measuring device (rainwater receiving device), n is the total number of the rainwater receiving devices, max is a maximum function, and theta () is the inclination angle of the rainwater receiving device meeting the conditions in ().
The pressure sensor 30 detects the water level variation in each corresponding rainwater containing cavity 200, sends the water level variation information in each rainwater containing cavity 200 to a terminal or a storage device, and determines the serial number of the rainwater measuring device 20 corresponding to the maximum water level variation, so as to determine the rainwater receiving opening 100 communicated with the rainwater measuring device 20, and an included angle α between a plane perpendicular to the rainwater receiving opening 100 and the vertical plane 70 is the rainfall inclination angle in the period.
Due to the arrangement of the pressure sensor 30, the water level variation in each rainwater containing cavity 200 can be directly obtained, and data derivation through the rainwater amount is not needed, so that the measurement efficiency is improved.
With continued reference to fig. 1, in an embodiment, the rainfall inclination angle measuring device provided in the embodiment of the present invention further includes:
the angle measuring device 40 comprises a scale plate, wherein an angle scale is arranged on the scale plate, and the range of the angle scale is-90 degrees to 90 degrees;
the rain water receiving device 10 is fixed on the angle measuring device 40, and each rain water receiving opening 100 is perpendicular to the angle scale.
The fixing manner of the rain water receiving device 10 is not limited, and may be fixed to the angle measuring device 40 by the fixing member 101, or may be fixed to the angle measuring device 40 by means of adhesion or the like.
In this embodiment, regarding the method for representing the rainfall inclination, the range of the angle scale may be set to-90 ° -90 °, with the center line of the angle measuring device 40 being 0 ° as a reference, the reading range of the angle scale in the right half of fig. 1 being 90 ° -0 °, and the reading range of the angle scale in the left half of fig. being-90 ° -0 °.
Because each rainwater receiving opening 100 is respectively perpendicular to the angle scale, the rainfall inclination angle of the corresponding rainwater receiving opening 100 can be directly determined according to the reading of the angle scale, the included angle between the plane 80 perpendicular to the rainwater receiving opening 100 and the vertical surface 70 does not need to be manually measured, and the measurement is convenient and rapid.
Of course, in other embodiments, the person skilled in the art may set the indication of the inclination angle of rainfall in other ways, for example, the inclination angle of rainfall is indicated by the angle between the plane 80 perpendicular to the rain water receiving opening 100 and the horizontal plane.
With continued reference to fig. 1, in one embodiment, the rainfall tilt angle measurement device may further comprise:
the connecting portion 50 is disposed between the rainwater receiving device 10 and the rainwater measuring device 20, the connecting portion 50 includes a first end of the connecting portion 50 and a second end of the connecting portion 50, the first end of the connecting portion 50 is connected to the rainwater receiving device 10, and the second end of the connecting portion 50 is connected to the rainwater measuring device 20.
In rainwater flows through connecting portion 50 through rainwater receiving opening 100 and flows into rainwater measuring device 20, connecting portion 50's setting for rainwater measuring device 20 and rainwater receiving arrangement 10 are more convenient for connect, need not to process rainwater measuring device 20 and rainwater receiving arrangement 10 an organic whole, have reduced the processing degree of difficulty.
To further facilitate the placement of the rain water measuring device 20 and the rain water receiving device 10, in one embodiment, the connection portion 50 is a flexible connection portion 50, and the flexible connection portion 50 is easily deformed, thereby facilitating the connection of the rain water measuring device 20 and the rain water receiving device 10. In particular, the flexible connection 50 may be a rubber tube.
In an embodiment, in order to simplify the device and reduce the cost, the rainwater measuring device 20 includes measuring cylinders, the number of the measuring cylinders is equal to the number of the rainwater containing cavities 200, and each rainwater containing cavity 200 is respectively arranged on each measuring cylinder. On the other hand, the scale on the graduated flask also conveniently observes the rainfall in the rainwater holding chamber.
The number of the measuring cylinders is equal to the number of the rainwater containing cavities 200, which means that the number of the measuring cylinders used for measurement is equal to the number of the rainwater containing cavities, that is, each measuring cylinder corresponds to 1 rainwater containing cavity.
Correspondingly, in order to further simplify the device and reduce the cost, the rainwater receiving device 10 may include glass tubes, the number of the glass tubes is equal to the number of the rainwater receiving openings 100, each of the rainwater receiving openings 100 is respectively provided at a first end of each of the glass tubes, a second end of each of the glass tubes is provided with a communication hole, and each of the communication holes is respectively communicated with the corresponding rainwater receiving cavity 200.
In an embodiment, in order to make the structure of the rainfall measuring device more stable and ensure the connection of the parts, the rainfall inclination angle measuring device may further include:
the calibration plate of the angle measuring device 40 is fixed above the fixing device 60, and the rainwater measuring device 20 is fixed below the angle measuring device 40 and fixed on the fixing device 60.
Specifically, the fixing device 60 may include:
a base plate 61;
a bracket 62 fixed to the base plate 61;
a top plate 63 fixed to the bracket 62 and parallel to the bottom plate 61, the angle measuring device 40 being fixed to the top plate 63;
and the partition plate 64 is fixed on the support 62, a storage hole is formed in the partition plate 64, and the rainwater measuring device 20 is fixed in the storage hole.
In one embodiment, the rainfall inclination angle measuring device further comprises a rain shielding plate 65 fixed on the lower surface of the top plate 63 and stopping around the fixing device 60, wherein the lowest end of the rain shielding plate 65 is lower than the open end of the measuring device. The rain shield 65 is used to prevent external rain water from entering the rain water containing cavity 200, which affects the accuracy of data. Of course, if the rainwater measuring device 20 is directly a sealing structure, the rain shielding plate 65 may be omitted. In other embodiments, the fixing device 60 may be designed as a sealing structure to prevent rainwater from entering the rainwater receiving chamber 200.
Although the embodiments of the present invention have been disclosed, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A rainfall tilt angle measuring device, comprising:
the rainwater receiving device is provided with at least 2 rainwater receiving openings, the areas of the rainwater receiving openings are equal, the included angle range between the plane where each rainwater receiving opening is located and the vertical surface is-90 degrees to 90 degrees, and the included angles between the plane where each rainwater receiving opening is located and the vertical surface are different;
the rainwater measuring device is provided with rainwater containing cavities, the number of the rainwater containing cavities is equal to that of the rainwater receiving openings, and each rainwater containing cavity is respectively communicated with the corresponding rainwater receiving opening so that rainwater collected through the rainwater receiving openings flows into the corresponding rainwater containing cavity;
the angle measuring device comprises a scale plate, wherein an angle scale is arranged on the scale plate, the range of the angle scale is-90 degrees to 90 degrees, the rainwater receiving device is fixed on the angle measuring device, and the rainwater receiving ports are respectively perpendicular to the angle scale.
2. The rainfall tilt measurement device of claim 1, further comprising:
the connecting portion is arranged between the rainwater receiving device and the rainwater measuring device and comprises a first connecting portion end and a second connecting portion end which are communicated, the first connecting portion end is connected with the rainwater receiving device, and the second connecting portion end is connected with the rainwater measuring device.
3. The rainfall tilt measurement device of claim 2, wherein said connection is a flexible connection.
4. The rainfall tilt angle measuring device of claim 3, wherein said rain water measuring device comprises a number of measuring cylinders equal to a number of said rain water receiving chambers, each of said rain water receiving chambers being open to each of said measuring cylinders.
5. The rainfall inclination measuring device according to claim 4, wherein said rainwater receiving means comprises glass tubes, the number of said glass tubes being equal to the number of said rainwater receiving openings, each of said rainwater receiving openings being formed at a first end of each of said glass tubes, and each of said communication holes being formed at a second end of each of said glass tubes and being in communication with said corresponding rainwater receiving chamber.
6. The rainfall tilt measurement device of claim 5, further comprising:
the calibration plate of the angle measuring device is fixed above the fixing device, and the rainwater measuring device is fixed below the fixing device and located below the angle measuring device.
7. The rainfall tilt measurement device of claim 6, wherein said securing means comprises:
a base plate;
the bracket is fixed on the bottom plate;
the top plate is fixed on the bracket and is parallel to the bottom plate, and the angle measuring device is fixed on the top plate;
the partition plate is fixed on the support, a storage hole is formed in the partition plate, and the rainwater measuring device is fixed in the storage hole.
8. The rainfall tilt angle measuring device of claim 7, further comprising a rain shield secured to a lower surface of said top plate and retained about said securing means, a lowermost end of said rain shield being lower than an open end of said measuring means.
9. The rainfall tilt measurement device of any one of claims 1 to 8, further comprising:
and the sensors are arranged below the rainwater containing cavities to detect the amount of rainwater in the corresponding rainwater containing cavities.
10. The rainfall tilt angle measuring device of claim 9, wherein said sensor is a pressure sensor adapted to detect an amount of change in water level in each of said rain water receiving chambers of said rainfall measuring device, each of said rain water receiving chambers being identical in shape.
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| CN201910335095.5A CN110018530B (en) | 2019-04-24 | 2019-04-24 | Rainfall inclination measuring device |
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| CN201910335095.5A CN110018530B (en) | 2019-04-24 | 2019-04-24 | Rainfall inclination measuring device |
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| CN110018530A CN110018530A (en) | 2019-07-16 |
| CN110018530B true CN110018530B (en) | 2021-03-23 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109143415A (en) * | 2018-11-12 | 2019-01-04 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of flood-discharge atomizing rainfall Stereometric device and method |
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| JP4272698B1 (en) * | 2007-12-05 | 2009-06-03 | 株式会社 Ｍｔｓ雪氷研究所 | Omnidirectional rain gauge |
| CN105839758B (en) * | 2016-05-05 | 2018-02-27 | 山东大学 | A kind of variable early-stage rainwater stream abandoning control system, control method and construction method |
| CN107152951A (en) * | 2017-06-20 | 2017-09-12 | 无锡市跨克微营养素有限公司 | Possesses the graduated cylinder of levelness detecting function |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109143415A (en) * | 2018-11-12 | 2019-01-04 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of flood-discharge atomizing rainfall Stereometric device and method |
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