Divided-flow type runoff sediment monitoring and sampling device

Abstract

The utility model discloses a shunting type runoff sediment monitoring and sampling device which comprises a case shell, an L-shaped support used for detaching and replacing a detachable top cover, a detachable holed funnel, a detachable filter screen and a detachable funnel is arranged at the top of the case shell, and a photovoltaic panel is arranged at the top of the detachable top cover; a funnel flow collection and distribution disc flow distribution double-layer flow distribution system for collecting and distributing incoming water, a sediment sampling structure for sampling and collecting sediment carried by the incoming water, and a runoff volume measuring structure for continuously monitoring the outflow volume of a runoff plot are arranged in the case shell. The device is provided with a double-layer diversion system of'funnel flow collection and distribution disc flow distribution 'for collecting and dividing incoming water, a sediment sampling structure for sampling and collecting sediment carried by the incoming water, and a runoff volume measuring structure for continuously monitoring the outflow volume of a runoff plot, so that the requirement of real-time sampling analysis is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to silt monitoring sampling field especially, relate to a shunt formula runoff silt monitoring sampling device. BACKGROUND

[0002] Soil erosion is one of the world's recognized most serious ecological and environmental problems, which can lead to land degradation and ecosystem service capacity reduction, and even disappearance. Runoff silt monitoring, silt sampling, land condition monitoring and comprehensive management of each region are of great significance.

[0003] Prior art such as "a runoff plot silt monitoring device", application number 202022592593.9, can realize the collection and weighing of runoff plot water, and can measure runoff silt. However, although the prior art can monitor soil erosion to a certain extent, it cannot collect and sample erosion sediment at the same time, and cannot realize real-time monitoring of runoff, which cannot meet the needs of real-time sampling analysis.

[0004] Therefore, it is necessary to develop a new shunt formula runoff silt monitoring sampling device to overcome the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at the deficiencies and defects of prior art, and provides a shunt formula runoff silt monitoring sampling device, which is provided with a "funnel flow collection + distribution disc shunt" double-layer shunt system for collecting and shunting incoming water, a silt sampling structure for sampling and collecting silt carried by incoming water, and a runoff measurement structure for continuously monitoring the runoff of runoff plot, which meets the needs of real-time sampling analysis.

[0006] Technical scheme: the shunt formula runoff silt monitoring sampling device of the utility model is characterized by comprising a case shell, an L-shaped support for disassembling and replacing a detachable top cover, a detachable funnel with holes, a detachable filter screen and a detachable funnel is arranged on the top of the case shell, and a photovoltaic panel is arranged on the top of the detachable top cover; the case shell is provided with a "funnel flow collection + distribution disc shunt" double-layer shunt system for collecting and shunting incoming water, a silt sampling structure for sampling and collecting silt carried by incoming water, and a runoff measurement structure for continuously monitoring the runoff of runoff plot.

[0007] The "funnel flow collection + distribution disc shunt" double-layer shunt system comprises a flow collection funnel, a distribution disc and a flow collection box; the flow collection funnel for collecting runoff is installed on the flow collection box, the distribution disc is of an octagonal structure, the distribution disc divides the system into a plurality of partition areas, and each partition area is respectively connected with a plurality of square shunt pipelines and silt sampling pipelines.

[0008] The sediment sampling structure comprises a detachable perforated funnel, a detachable filter screen and a detachable funnel.

[0009] The detachable funnel is hung on the L-shaped support, the diameter of the detachable perforated funnel is smaller than that of the detachable funnel, and the detachable perforated funnel is arranged in the detachable funnel.

[0010] The runoff measurement structure comprises a flow meter and a circular pipeline, the flow meter is arranged in series on the circular pipeline, and the circular pipeline is smoothly connected with the detachable funnel.

[0011] The steel plate door is connected with one side of the cabinet shell through a plurality of hinges, and a buckle is arranged at the connection between the other side of the cabinet shell and the steel plate door.

[0012] The detachable top cover is smoothly connected with the flow collection funnel, the flow collection funnel is buckled on the flow collection box, and the photovoltaic panel is arranged outside the cabinet shell.

[0013] Compared with the prior art, the utility model has the following remarkable advantages: the utility model is provided with a double-layer diversion system of "funnel flow collection + distribution disc diversion" for collecting and diverting incoming water, realizes uniform distribution of water flow, is provided with a sediment sampling structure for sampling and collecting the sediment carried by the incoming water, collects and samples the sediment yield of runoff erosion, is provided with a runoff measurement structure for continuously monitoring the runoff of the runoff plot, dynamically monitors the water and soil loss condition, meets the needs of real-time sampling analysis, dynamically collects high-precision data and operates at low cost, and provides technical support for water and soil loss treatment and pollution tracing. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structural schematic view of the utility model;

[0015] Fig. 2 It is a side structural schematic view of the utility model;

[0016] Fig. 3 It is a top structural schematic view of the utility model;

[0017] Figure 1 is a detachable top cover; 2 is a flow funnel; 3 is an L-shaped support; 4 is a buckle; 5 is a steel plate door; 6 is a flow meter; 7 is a detachable funnel with holes; 8 is a detachable filter screen; 9 is a detachable funnel; 10 is a sediment sampling pipeline; 11 is a square shunt pipeline; 12 is a distribution disc; 13 is a hinge; 14 is a machine case shell; 15 is a circular pipeline; 16 is a flow collection box; 17 is a photovoltaic panel. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model is further described below in combination with the drawings and specific embodiments.

[0019] The shunt type runoff sediment monitoring and sampling device of the utility model, including machine case shell 14, machine case shell 14 top is equipped with the L-shaped support 3 for the dismounting and replacement detachable top cover 1, detachable funnel with holes 7, detachable filter screen 8, detachable funnel 9, detachable top cover 1 top is equipped with photovoltaic panel 17, machine case shell 14 is equipped with the double-layer shunt system of " funnel flow collection + distribution disc shunt " for the collection and shunt of incoming water, the sediment sampling structure for the sampling collection of the sediment carried by incoming water, the runoff measurement structure for the continuous monitoring of the runoff area outflow.

[0020] The double-layer shunt system of " funnel flow collection + distribution disc shunt " of the utility model includes flow funnel 2, distribution disc 12 and flow collection box 16, the flow funnel 2 for collecting runoff is installed on the flow collection box 16, the distribution disc 12 is octagonal structure, the distribution disc 12 divides the system into several separated areas, each separated area is respectively connected with several square shunt pipelines 11 and sediment sampling pipelines 10.

[0021] The sediment sampling structure of the utility model includes detachable funnel with holes 7, detachable filter screen 8 and detachable funnel 9 for intercepting sediment samples, the detachable funnel 9 is hung on the L-shaped support 3, the diameter of the detachable funnel with holes 7 is less than the diameter of the detachable funnel 9, the detachable funnel with holes 7 is arranged in the detachable funnel 9, and the detachable filter screen 8 is hung in the detachable funnel with holes 7.

[0022] The runoff measurement structure of the utility model includes flow meter 6 and circular pipeline 15, the flow meter 6 is connected in series on the circular pipeline 15, and the circular pipeline 15 is smoothly connected with the inside of the detachable funnel 9. The machine case shell 14 is provided with a steel plate door 5, a plurality of hinges 13 are connected between one side of the machine case shell 14 and the steel plate door 5, and a buckle 4 is arranged at the connection between the other side of the machine case shell 14 and the steel plate door 5. The detachable top cover 1 is smoothly connected with the flow funnel 2, the flow funnel 2 is buckled on the flow collection box 16, and the photovoltaic panel 17 is arranged on the outside of the machine case shell 14.

[0023] Embodiment:

[0024] As Figs. 1-3, the split runoff sediment monitoring sampling device of the embodiment adopts the structure of the utility model, the cabinet shell 14 is 0.3m long, 0.3m wide, 0.4m high, the whole cabinet is made of stainless steel plate;The detachable top cover 1 has an outer radius of 0.104m, an inner perforated radius of 0.032m and a height of 0.02m;The L-shaped support 3 has an upper layer radius of 0.2m, a bottom layer radius of 0.19m and a height of 0.08m, and is welded to the top of the cabinet shell 14. The flow collector 16 is 0.2m in diameter and 0.13m in height;The octagonal distribution disc 12 is welded to the bottom of the flow collector 16, the long edge is 0.1m in horizontal length, the short edge is 0.04m in horizontal length, and the height is 0.05m, which uniformly divides the flow collector 16 into eight separate areas;The square split pipe 11 is welded in the opening of seven separate areas of the flow collector 16, and the square split pipe 11 is a square pipe with a side length of 0.04m and a length of 0.2m;The sediment sampling pipe 10 has a radius of 0.019m. The detachable funnel 9 has an upper diameter of 0.2m and a lower diameter of 0.0198m, and is hung on the L-shaped support 3. There is a certain gap between the detachable perforated funnel 7 and the detachable funnel 9, which can ensure the accuracy of the measurement of runoff when the water inflow is large. The circular pipe 15 is 0.02m in diameter. The photovoltaic panel 17 is arranged outside the cabinet, which is used for power supply of the monitoring host.

[0025] The utility model has "funnel flow collection + distribution disc split" double-layer split system for collecting and splitting incoming water, realizes uniform distribution of water flow;It is equipped with a sediment sampling structure for sampling and collecting sediment carried by incoming water, and a runoff measurement structure for continuously monitoring the runoff of the runoff plot, which can dynamically monitor the soil and water loss condition;It meets the needs of real-time sampling analysis, and provides technical support for soil and water loss control and pollution tracing through high-precision data dynamic collection and low-cost operation and maintenance. The utility model can monitor the sediment content in surface runoff, and also can monitor the runoff in real time, dynamically analyze the sediment content in surface runoff, and ensure the representativeness of the sediment sample by using the octagonal split disc to uniformly split the incoming water and collect and sample the erosion sediment.

Claims

1. A split-flow runoff sediment monitoring and sampling device, characterized by: Including the cabinet shell (14), the cabinet shell (14) top is provided with L-shaped support (3) for disassembling and replacing the detachable top cover (1), the detachable funnel with holes (7), the detachable filter screen (8), the detachable funnel (9), the detachable top cover (1) top is provided with photovoltaic panel (17);The cabinet shell (14) is provided with "funnel flow collection + distribution disc flow distribution" double flow distribution system for collecting and distributing incoming water, the sediment sampling structure for collecting the sediment carried by the incoming water, the runoff measurement structure for continuously monitoring the runoff area outflow.

2. The split-flow runoff sediment monitoring and sampling device of claim 1, wherein: The "funnel flow collection + distribution disc flow distribution" double flow distribution system includes a flow collection funnel (2), a distribution disc (12) and a flow collection box (16);The flow collection funnel (2) for collecting runoff is installed on the flow collection box (16), the distribution disc (12) is an octagonal structure, the distribution disc (12) divides the system into several separate areas, each separate area is respectively connected with several square flow distribution pipes (11) and sediment sampling pipes (10).

3. The split-flow runoff sediment monitoring and sampling device of claim 1, wherein: The sediment sampling structure includes a detachable funnel with holes (7), a detachable filter screen (8) and a detachable funnel (9) for intercepting sediment samples.

4. The split-flow runoff sediment monitoring and sampling device of claim 3, wherein: The detachable funnel (9) is hung on the L-shaped support (3), the diameter of the detachable funnel with holes (7) is smaller than the diameter of the detachable funnel (9), the detachable funnel with holes (7) is arranged in the detachable funnel (9), and the detachable filter screen (8) is hung in the detachable funnel with holes (7).

5. The split-flow runoff sediment monitoring and sampling device of claim 1, wherein: The runoff measurement structure includes a flow meter (6) and a circular pipe (15), the flow meter (6) is connected in series on the circular pipe (15), and the circular pipe (15) is connected with the detachable funnel (9).

6. The split-flow runoff sediment monitoring and sampling device of claim 1, wherein: The cabinet shell (14) is provided with a steel plate door (5) outside, one side of the cabinet shell (14) and the steel plate door (5) are connected through a plurality of hinges (13), and the other side of the cabinet shell (14) and the steel plate door (5) are connected. The buckle (4) is arranged at the connection.

7. The split-flow runoff sediment monitoring and sampling device of claim 1, wherein: The detachable top cover (1) is connected with the flow collection funnel (2), the flow collection funnel (2) is buckled on the flow collection box (16), and the photovoltaic panel (17) is arranged outside the cabinet shell (14).

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