Agricultural non-point source pollution monitoring device

Abstract

The utility model discloses an agricultural non-point source pollution monitoring device which comprises a frame and a monitoring disc, the frame is of a square structure, fixing nails are vertically installed at the corners of the bottom of the frame respectively, a balance weight frame is installed on the inner side of the frame, a balance weight block is installed in the balance weight frame, four vertical pipes are vertically arranged on the top face of the frame, and the vertical pipes are sleeved with positioning sleeves respectively. Floating plates are installed at the two ends of the surface of the positioning sleeve respectively, a connecting pipe is installed on the outer wall of the monitoring disc, the tail end of the connecting pipe is fixedly connected with the positioning sleeve, a through hole is formed in the middle of the surface of the monitoring disc, and a sampling pipe is movably connected into the through hole. The fixing nails are installed at the bottom of the frame, the monitoring device is fixed through the fixing nails, the balancing weight can be placed in the balancing weight frame for balancing weight after being fixed, the device after balancing weight is difficult to wash away by water flow, the safety of the monitoring device and monitoring data is guaranteed, the monitoring device can be adjusted in height according to the height of the water surface, and the monitoring device is simple in structure and convenient to use. And the monitoring accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural non -point source pollution technical field, concretely is a kind of agricultural non -point source pollution monitoring device. BACKGROUND

[0002] Agricultural non-point source pollution has randomness, intermittence characteristics, different regions exist difference due to industrial layout, production mode, river network power, hydrology soil, spatial and time pollution load are changeable, and it is difficult to manage, has become important factor influencing small watershed water environment.Agricultural non-point source pollution has randomness, intermittence characteristics, different regions exist difference due to industrial layout, production mode, river network power, hydrology soil, spatial and time pollution load are changeable, and it is difficult to manage, has become important factor influencing small watershed water environment.Due to the close correlation of farmland drainage and rainfall, occurrence is more random, concealed, plus initial washing effect and other factors, farmland nitrogen and phosphorus pollutant discharge concentration changes greatly (usually initial concentration is high, and later is low), rainfall causes surface runoff to take away the nutrient of particulate state and water-soluble state in farmland, not only reduces soil fertility and the utilization efficiency of chemical fertilizer, but also becomes non-point source pollution source of water body eutrophication, then uses sampling device to continuously sample farmland drainage, and needs to accurately measure runoff.

[0003] The existing agricultural non-point source pollution monitoring device is not stable enough, and the monitoring device can be washed away by water flow when the water flow is too large, which affects the monitoring result and also causes certain loss, so a kind of agricultural non-point source pollution monitoring device is proposed. UTILITY MODEL CONTENT

[0004] (One) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides an agricultural non-point source pollution monitoring device, which solves the problems that the existing agricultural non-point source pollution monitoring device is not stable enough, and the monitoring device can be washed away by water flow when the water flow is too large, which affects the monitoring result and also causes certain loss.

[0006] (Two) technical scheme

[0007] To achieve the above object, the utility model is realized by the following technical scheme: an agricultural non-point source pollution monitoring device, including frame and monitoring disc, the frame is square structure and the bottom corner is respectively vertically installed with fixed nail, the inside of frame is installed with counterweight frame, the counterweight frame is installed with counterweight block, the top surface of frame is vertically provided with four risers, the riser is respectively equipped with positioning sleeve, the surface of positioning sleeve is respectively installed with float plate at both ends, the outer wall of monitoring disc is installed with connecting pipe, the tail end of connecting pipe is respectively fixedly connected with positioning sleeve, the surface of monitoring disc is centrally provided with through hole and the through hole is movably connected with sampling pipe.

[0008] As a further preferred mode of the utility model, the counterweight frame is square structure and top is formed with opening, four connecting plates are installed to the outer wall of the counterweight frame and the tail end of the connecting plate is connected with the frame, the filter screen is arranged on the surface of the counterweight frame and below the connecting plate.

[0009] As a further preferred mode of the utility model, the upper end of the vertical pipe is connected with the telescopic rod, the surface lower end of the telescopic rod is provided with the screw structure, the inside of the vertical pipe is provided with three equidistantly distributed internal threads.

[0010] As a further preferred mode of the utility model, the inside of the sampling pipe is rotatably connected with the inner tube, the surface of the inner tube is provided with a plurality of liquid storage grooves, the surface of the vertical pipe and on the rotation path of the liquid storage groove are provided with the liquid inlet hole, the upper end of the inner tube extends to the outside of the sampling pipe and is connected with the adjusting block.

[0011] As a further preferred mode of the utility model, the inside of the monitoring disc is installed with the monitor, the bottom of the monitor is installed with the monitoring probe and the monitoring port of the monitoring probe extends to below the monitoring disc.

[0012] (Three) beneficial effects

[0013] The utility model provides an agricultural non -point source pollution monitoring devices. Have the following beneficial effects:

[0014] The utility model discloses, install fixed nail at the frame bottom, fix the monitoring device through fixed nail, after fixing, can place the counterweight block in the counterweight frame and carry out counterweight, and the device after counterweight is difficult to be washed away by the water flow, guarantees the safety of monitoring device and monitoring data, and the monitoring device can be height adjusted according to water level height, improves the accuracy of monitoring. ACCURACY

[0015] Fig. 1 It is external structure diagram of agricultural non -point source pollution monitoring devices for the utility model discloses.

[0016] Fig. 2 It is internal structure diagram of monitoring disc for the utility model discloses.

[0017] Fig. 3 It is internal structure diagram of vertical pipe for the utility model discloses.

[0018] In the drawing: 1, fixed nail;2, frame;3, vertical pipe;4, connecting plate;5, counterweight frame;6, filter screen;7, counterweight block;8, floating plate;9, sampling pipe;10, monitoring disc;11, telescopic rod;12, positioning sleeve;13, connecting pipe;14, monitor;15, monitoring probe;16, inner tube;17, adjusting block;18, liquid inlet hole;19, liquid storage groove;20, screw structure;21, internal thread. SPECIFIC IMPLEMENTATION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] Please refer to Figs. 1-3 The utility model discloses an agricultural non -point source pollution monitoring devices, including frame 2 and monitoring disc 10, frame 2 is square structure and bottom corner place is installed with fixed nail 1 respectively, the inside of frame 2 is installed with counterweight frame 5, the inside of counterweight frame 5 is installed with counterweight block 7, the top surface of frame 2 is vertically provided with four riser pipes 3, the riser pipe 3 is respectively equipped with positioning sleeve 12, the surface both ends of positioning sleeve 12 are installed with float plate 8 respectively, the outer wall of monitoring disc 10 is installed with connecting pipe 13, and the tail end of connecting pipe 13 is fixedly connected with positioning sleeve 12 respectively, the surface middle part of monitoring disc 10 is equipped with through -hole and is movably connected with sampling pipe 9 in through -hole, and sampling pipe 9 carries out sampling to water.

[0021] Further improvement, counterweight frame 5 is square structure and forms opening at top, and the outer wall of counterweight frame 5 is installed with four connecting plates 4, and the tail end of connecting plate 4 is connected with frame 2, and the surface of counterweight frame 5 and below connecting plate 4 is provided with filter screen 6, and counterweight frame 5 reaches counterweight effect, and can reduce the risk of device being washed away by water flow to a certain extent.

[0022] Further improvement, the upper end of riser pipe 3 is connected with telescopic link 11, the surface lower end of telescopic link 11 is provided with screw structure 20, the inside of riser pipe 3 is provided with three equidistantly distributed internal threads 21, and the height of telescopic link 11 can be adjusted according to use demand.

[0023] Further improvement, the inside of sampling pipe 9 is rotatably connected with inner tube 16, a plurality of liquid storage grooves 19 are formed in the surface of inner tube 16, the surface of riser pipe 3 and on the rotary path of liquid storage groove 19 are provided with liquid inlet hole 18, the upper end of inner tube 16 extends to the outside of sampling pipe 9 and is connected with adjusting block 17, adjusting block 17 drives inner tube 16 after rotating, inner tube 16 is communicated with liquid inlet hole 18 after rotating, liquid enters liquid storage groove 19 after communication, and a plurality of vertically arranged liquid storage grooves 19 can sample water at different heights.

[0024] Further improvement, the inside of monitoring disc 10 is installed with monitor 14, the bottom of monitor 14 is installed with monitoring probe 15, and the monitoring port of monitoring probe 15 extends to the below of monitoring disc 10, and monitor 14 carries out real -time monitoring to water flow.

[0025] Working principle: the frame 2 is placed in water and pressed down, the fixing nail 1 is embedded into the soil at the bottom of water, then the counterweight 7 is placed in the counterweight frame 5, the positioning sleeve 12 outside the monitoring disc 10 is respectively sleeved on the stand pipe 3, so that it floats on the water surface, the telescopic rod 11 is rotated, then the sampling pipe 9 is pulled out.

[0026] The utility model discloses 1, fixed nail, 2, frame, 3, stand pipe, 4, connecting plate, 5, counterweight frame, 6, filter screen, 7, counterweight, 8, floating plate, 9, sampling pipe, 10, monitoring disc, 11, telescopic rod, 12, positioning sleeve, 13, connecting pipe, 14, monitor, 15, monitoring probe, 16, inner tube, 17, adjusting block, 18, liquid inlet, 19, liquid storage tank, 20, screw structure, 21, internal thread, all components are general standard parts or the components that the person skilled in the art knows, and the structure and principle are all known to the person skilled in the art through technical manual or through conventional experimental method, the utility model solves the problem that the fixing of the prior agricultural non - point source pollution monitoring device is not stable enough, the monitoring device is washed away by the water flow when the water flow is too large, which influences the monitoring result and also causes certain loss problem, the utility model through above -mentioned component's mutual combination, the utility model installs the fixed nail 1 at the bottom of frame 2, fixes the monitoring device through the fixed nail 1, after fixing, can place the counterweight 7 in the counterweight frame 5 to carry out counterweight, the device after counterweight is difficult to be washed away by the water flow, guarantee the safety of monitoring device and monitoring data, the monitoring device can be adjusted in height according to the water level, improve the accuracy of monitoring.

[0027] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, for the person skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non - limiting, the scope of the utility model is defined by the appended claims instead of the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the involved claims.

[0028] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. An agricultural non-point source pollution monitoring device comprising a frame (2) and a monitoring disc (10), characterised in that: The frame (2) is of square structure and is vertically provided with fixing nails (1) at the bottom corners, a counterweight frame (5) is mounted on the inner side of the frame (2), the counterweight frame (5) is internally provided with counterweight blocks (7), four risers (3) are vertically arranged on the top surface of the frame (2), a positioning sleeve (12) is sleeved on each of the risers (3), a float plate (8) is mounted on each end of the surface of the positioning sleeve (12), a connecting pipe (13) is mounted on the outer wall of the monitoring disc (10), the distal end of the connecting pipe (13) is fixedly connected with the positioning sleeve (12), a through hole is formed in the middle of the surface of the monitoring disc (10) and a sampling pipe (9) is movably connected in the through hole. 2.The agricultural non-point source pollution monitoring device according to claim 1, characterized in that: The counterweight frame (5) is of square structure and is formed with an opening at the top, four connecting plates (4) are mounted on the outer wall of the counterweight frame (5) and the distal end of the connecting plate (4) is connected with the frame (2), a filter screen (6) is arranged on the surface of the counterweight frame (5) below the connecting plate (4). 3.The agricultural non-point source pollution monitoring device of claim 1, wherein: The upper end of the riser (3) is connected with a telescopic rod (11), a threaded structure (20) is arranged on the lower end of the surface of the telescopic rod (11), and three internal threads (21) are arranged in the riser (3) at equal intervals.

4. The agricultural non-point source pollution monitoring device of claim 1, wherein: An inner pipe (16) is rotatably connected in the sampling pipe (9), a plurality of liquid storage grooves (19) are formed in the surface of the inner pipe (16), a liquid inlet hole (18) is formed in the surface of the riser (3) on the rotation path of the liquid storage groove (19), and the upper end of the inner pipe (16) extends out of the sampling pipe (9) and is connected with an adjusting block (17).

5. The agricultural non-point source pollution monitoring device of claim 1, wherein: A monitor (14) is mounted in the monitoring disc (10), a monitoring probe (15) is mounted on the bottom of the monitor (14) and the monitoring port of the monitoring probe (15) extends below the monitoring disc (10).

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