CN217605851U

CN217605851U - Open-air domatic rainfall infiltration and production husky survey device

Info

Publication number: CN217605851U
Application number: CN202221358024.0U
Authority: CN
Inventors: 马璠
Original assignee: Nanchang Institute of Technology
Current assignee: Nanchang Institute of Technology
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-10-18
Anticipated expiration: 2032-06-01

Abstract

The utility model discloses an open-air domatic rainfall is gone into to ooze and is produced husky survey device, including runoff groove, collecting box, raindrop emergence groove and runoff meter, the inside fixed mounting gauze of collecting box, a collecting box shell top body coupling couple, the couple top is just to the tension scale, connects through the rope between tension scale and the couple, and tension scale fixed mounting is on the cross-brace, and the cross-brace top is connected the raindrop emergence groove, raindrop emergence groove one end are just to the fore-stock, and fore-stock threaded connection is at the cross-brace, and the fore-brace is located between tension scale and the raindrop emergence groove, and the raindrop emergence groove other end is just to the after-poppet, after-poppet threaded connection is in the support. The utility model discloses volume change and pulling force balance measure the infiltration volume that the collecting box can calculate domatic rainfall fast around the observation runoff groove and produce husky volume survey, can reversely push away the slope flow degree of depth through the measurement of the velocity of flow simultaneously, whole device easy operation, the accurate high efficiency of result, it is economical convenient.

Description

Open-air domatic rainfall infiltration and production husky survey device

Technical Field

The utility model relates to a water environment administers technical field, concretely relates to open-air domatic rainfall infiltrates and produces husky survey device.

Background

The soil erosion comprises three processes of soil separation, soil sample transportation and soil sample deposition, and a factor mechanism for researching the occurrence of the processes and the mutual influence among the processes is the basis for establishing a soil erosion process model. The water depth of the slope surface flow is a common hydrodynamic parameter, accurate measurement of the water depth is a key for discussing a mechanism of soil erosion, the water depth of the slope surface flow is usually not more than a few centimeters, the slope surface flow belongs to the category of typical laminar water flow, direct measurement of the slope surface flow is difficult, and meanwhile, the evolution of the shape of an underlying surface in the erosion process increases the difficulty of water depth measurement.

The water depth determination methods commonly used for soil erosion include direct and indirect measurements of 2 types. The direct measurement mostly adopts a straight ruler, a vernier caliper and a digital display measuring needle, because the depth of the slope surface flow is very small, and the direct measurement method has obvious errors when the sand content of the water flow is high and the color of the water flow changes, and meanwhile, the multipoint and multi-section measurement consumes long time and affects the test progress. Indirect measurements are the measurement of velocity by which the depth of the slope flow is inversely extrapolated.

The silt content is the important content of soil erosion, water and soil conservation, hydrological research and river silt detection. The on-site rapid and real-time accurate measurement of the sand content is very important for the research of dynamic processes such as soil erosion, and the most common method for measuring the sand content is a drying and weighing method at present.

However, the existing device has large error of rough measurement results in the detection process, and each process is separated from each other and is complicated and inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the not enough of prior art, provide a field domatic rainfall infiltration and produce husky survey device and can accurately reach the measured data fast, it is convenient that whole process is high-efficient.

The utility model provides an open-air domatic rainfall infiltration and production husky survey device, includes runoff groove, collecting box, raindrop emergence groove and runoff meter, wherein, first aqueduct one end is connected to runoff groove one end, fixed connection runoff meter on the first aqueduct, the first aqueduct other end and second aqueduct one end cup joint through pipeline interface screw thread, the second aqueduct other end gets into the collecting box, fixed mounting gauze in the collecting box, collecting box shell top body coupling couple, the couple top is just to the tension scale, the tension scale with connect through the rope between the couple, tension scale fixed mounting is on the cross brace, the cross brace top is connected the raindrop emergence groove, raindrop emergence groove one end is just to the fore-stock, fore-stock threaded connection be in the cross brace, the fore-stock be located between the tension scale and the raindrop emergence groove, the raindrop emergence groove other end is just to the after-stock threaded connection be in the support.

Furthermore, a plurality of water drop rods are integrally connected to the bottom of the rain drop generating groove, and the water drop rods are made of cylindrical stainless steel.

Further, the rope is a lightweight rope.

Furthermore, the raindrop generating tank is provided with volume scales and stores tap water.

Further, the rear bracket 4 has a length shorter than that of the front bracket 5.

Further, a drain valve is arranged at the bottom of the collecting box 2.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses volume change and pulling force are called around the observation runoff groove and are measured collecting box and can calculate the infiltration volume and the husky volume survey of product of domatic rainfall fast, can reverse thrust slope surface flow degree of depth through the measurement of the velocity of flow simultaneously, and whole device easy operation, accurate high-efficient as a result, economy are convenient.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the present invention;

reference numerals: 1. a radial trough; 2. a collection box; 3. a raindrop generation tank; 4. a rear bracket; 5. a front bracket; 6. a transverse bracket; 7. gauze; 8. a pipe joint; 9. a first water conduit; 10. a rope; 11. a tension scale; 12. a water droplet bar; 13. a runoff meter; 14. a second water conduit; 15. and (4) hanging hooks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The device for measuring rainfall infiltration and sand production on the field slope surface comprises a radial flow groove 1, a collecting box 2, a raindrop generation groove 3 and a runoff meter 13, wherein one end of the radial flow groove 1 is connected with one end of a first water guide pipe 9, the runoff meter 13 is fixedly connected onto the first water guide pipe 9, the other end of the first water guide pipe 9 is connected with one end of a second water guide pipe 14 in a threaded sleeve mode through a pipeline connector 8, the other end of the second water guide pipe 14 enters the collecting box 2, gauze 7 is fixedly installed in the collecting box 2, a hook 15 is integrally connected onto the shell of the collecting box 2, the upper portion of the hook 15 is opposite to a tension scale 11, the tension scale 11 and the hook 15 are connected through a rope 10, the tension scale 11 is fixedly installed on a transverse bracket 6, the raindrop generation groove 3 is connected onto the transverse bracket 6, one end of the raindrop generation groove 3 is opposite to a front bracket 5, the front bracket 5 is in threaded connection with the transverse bracket 6, the front bracket 5 is located between the tension scale 11 and the raindrop generation groove 3, the other end of the raindrop generation groove 3 is opposite to the rear bracket 4.

Preferably, the upper part of the radial trough 1 is just opposite to the water drop rod 12, the water drop rod 12 is integrally connected with the bottom of the raindrop generation trough 3, and the water drop rod 12 is cylindrical stainless steel. The selected radial launder 1 is welded by a steel plate with the thickness of 3-4 mm, can be processed into a length of 20-30 cm, a width of 10-15 cm and a depth of 10cm according to actual conditions, has a water outlet at one end connected with a first water guide pipe 9, and gradually narrows into a circular pipe shape with the height of 15mm along the direction of the water guide pipe 9 in the process of extending to the outside, and has the outer diameter of 15mm.

Preferably, the raindrop generating tank 3 is provided with volume scales, and the raindrop generating tank 3 stores water as tap water. 3 volumes in the raindrop generating groove are 0.1L for 5L division value at the bulky scale, and storage quality of water is the running water, and the degree of depth design in the raindrop generating groove can simulate 100mm rainfall for the most, and 3 bottom areas in the raindrop generating groove are greater than 1 area in the runoff groove, can realize that the full coverage can be according to the bulk density formula and solve out what the amount of water spray.

Preferably, two ends of the raindrop generation tank 3 respectively face the front bracket 5 and the rear bracket 4, and the length of the rear bracket 4 is shorter than that of the front bracket 5.

Preferably, the front bracket 5 is fixedly provided with the long end of the tension scale 11 on one side of the raindrop generation tank 3, the lower end of the tension scale 11 is connected with one end of the rope 10, and the rope 10 is a light rope.

Preferably, the other end of the rope is connected with a hook 15, the hook 15 is integrally connected with the collecting box 2, and the bottom of the collecting box 2 is provided with a drainage valve.

The utility model discloses a theory of operation: when in measurement, the runoff groove 1 is driven into soil along the direction perpendicular to the slope surface, the lower edge of a water outlet at the lower end of the runoff groove 1 is not higher than the slope surface, if the slope surface is not smooth enough, all parts of the lower edge of the water outlet are not higher than the lowest part of the slope surface, the front support and the rear support of the raindrop generating groove 3 are vertically driven into the soil, the transverse support 6 is placed, the raindrop generating groove 3 is placed on the transverse support 6 to be opened, the raindrop drops fall through a small hole at the bottom of the groove to simulate the rainfall process, the volume can be calculated through the volume change of the raindrop generating groove 3 after the rainfall is finished, then the actual rainfall is calculated through the volume and the density of water, the rope 10 pulls up the collecting box 2 to calculate the final flowing water and sand stress by utilizing a gravity formula to calculate the mass, the sand content and the infiltration rainfall by using the tension scale 11 after the drainage valve of the collecting box 2 is opened and the collecting box 2 is air-dried, and the sand content and the rainfall infiltration amount are calculated, and the runoff flow on the first water guide pipe 9 is used for calculating the flow rate, thereby the depth of the anti-push slope flow.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a wild domatic rainfall infiltration and production husky survey device, includes runoff groove (1), collecting box (2), raindrop emergence groove (3) and runoff meter (13), its characterized in that: the rain drop generating device is characterized in that one end of a first water guide pipe (9) is connected with one end of a runoff groove (1), the first water guide pipe (9) is fixedly connected with a runoff meter (13), the other end of the first water guide pipe (9) and one end of a second water guide pipe (14) are in threaded sleeve joint through a pipeline connector (8), the other end of the second water guide pipe (14) enters a collecting box (2), gauze (7) is fixedly installed in the collecting box (2), a hook (15) is integrally connected above a shell of the collecting box (2), the hook (15) is right above a tension scale (11), the tension scale (11) is connected with the hook (15) through a rope (10), the tension scale (11) is fixedly installed on a transverse support (6), the transverse support (6) is connected above a rain drop generating groove (3), one end of the rain drop generating groove (3) is right above a front support (5), the front support (5) is in threaded connection with the transverse support (6), the front support (5) is located between the tension scale (11) and the rain drop generating groove (3), the other end of the rear support (4) is right above the rear support (6).

2. The device of claim 1 for determining rainfall infiltration and sand production on a field slope, which is characterized in that: the bottom of the raindrop generation groove (3) is integrally connected with a plurality of water drop rods (12), and the water drop rods (12) are made of cylindrical stainless steel.

3. The device of claim 1 for determining rainfall infiltration and sand production on a field slope, which is characterized in that: the rope (10) is a light rope.

4. The device for measuring rainfall infiltration and sand production of wild slope surface of claim 1, wherein: the raindrop generating tank (3) is provided with volume scales, and the raindrop generating tank (3) stores tap water as water quality.

5. The device of claim 1 for determining rainfall infiltration and sand production on a field slope, which is characterized in that: the length of the rear bracket (4) is shorter than that of the front bracket (5).

6. The device of claim 1 for determining rainfall infiltration and sand production on a field slope, which is characterized in that: and a drain valve is arranged at the bottom of the collecting box (2).