Rainfall sampler

Abstract

The utility model relates to the technical field of rainfall sampling equipment, in particular to a rainfall sampler which comprises a base and a conical table connected to the upper side of the base, a permeable cover is fixedly installed on the side portion of the conical table, a sampling pipe is arranged on the lower side of the permeable cover, and a shielding edge is rotatably installed on the outer side of the permeable cover and partially shields the permeable cover. According to the rainwater collecting device, the filter screen is used for intercepting flying dust or sundries, and the shielding part is used for covering the local position of the filter screen according to the wind direction, so that the flying dust or sundries are prevented from being directly blown to the filter screen by strong wind, and the influence of the flying dust or sundries on the quality of collected rainwater is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of precipitation sampling equipment, in particular to a precipitation sampler. Background Art

[0002] The purpose of atmospheric precipitation sampling and testing is to observe the main components and properties of precipitation that settles from the atmosphere to the earth's surface during rainfall, and to provide basic data and information for analyzing the state of air pollution and proposing control measures; among them, the items of atmospheric precipitation sampling and testing are pH value, conductivity, potassium ions, sodium ions, calcium ions, magnesium ions, sulfate and chloride ions, etc.; precipitation samplers on the market mainly use barrel-shaped containers to collect natural rainfall, and during the rainfall process, it is often accompanied by the intersection of warm and humid air currents, and the strong winds generated will carry sand and dust or debris on the ground, affecting the quality of rainwater collected in the barrel-shaped container. Utility Model Content

[0003] In order to achieve the purpose of preventing the flying dust or debris from affecting the quality of the collected rainwater, the utility model adopts the following technical solutions:

[0004] The utility model aims to provide a solution for intercepting flying sand and dust or sundries by using a filter screen, so as to prevent the flying sand and dust or sundries from affecting the quality of collected rainwater.

[0005] In order to achieve the above purpose, the utility model provides a precipitation sampler, including a base and a conical table connected to the upper side of the base, a water-permeable cover is fixedly installed on the side of the conical table, and a sampling tube is arranged on the lower side of the water-permeable cover.

[0006] Among them, a shielding edge is rotatably installed on the outer side of the water-permeable cover of the present application, and the shielding edge partially blocks the water-permeable cover.

[0007] The beneficial effect of the utility model is that the present application uses a filter to intercept flying dust or debris, and uses a shielding component to cover a local position of the filter according to the wind direction, so as to prevent strong winds from blowing the flying dust or debris directly toward the filter, thereby preventing the flying dust or debris from affecting the quality of the collected rainwater. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] The following drawings are intended only to illustrate and explain the present invention, wherein:

[0009] Figure 1 The overall structure of the precipitation sampler of the utility model is shown in FIG. Figure 1 ;

[0010] Figure 2 The structure diagram of the precipitation sampler of the utility model is shown in FIG. Figure 1 ;

[0011] Figure 3 The overall structure of the precipitation sampler of the utility model is shown in FIG. Figure 2 ;

[0012] Figure 4 The structure diagram of the precipitation sampler of the utility model is shown in FIG. Figure 2 ;

[0013] Figure 5 The structure diagram of the precipitation sampler of the utility model is shown in FIG. Figure 3 ;

[0014] Figure 6 The structure diagram of the precipitation sampler of the utility model is shown in FIG. Figure 4 ;

[0015] Figure 7 The structure diagram of the precipitation sampler of the utility model is shown in FIG. Figure 5 .

[0016] In the figure: a conical table 11; a water-permeable cover 12; a water-guiding funnel 13; a rotating driver 14; a gear 15; a shielding edge 21; an inner gear ring 22; a base 31; a connecting frame 32; a waste outlet 33; a lifting seat 41; a sampling table 42; a sampling tube 43; and a limiting column 44. DETAILED DESCRIPTION

[0017] In order to prevent the flying dust or debris from affecting the quality of collected rainwater, the utility model provides a precipitation sampler, including a base 31 and a conical table 11 connected to the upper side of the base 31, a water-permeable cover 12 is fixedly installed on the side of the conical table 11, and a sampling tube 43 is arranged on the lower side of the water-permeable cover 12.

[0018] The water-permeable cover 12 is provided with a plurality of tiny water-permeable holes to form a filter structure to intercept flying sand, dust or debris.

[0019] The specific embodiments of the present utility model are described below.

[0020] Reference Figure 1-3 As shown, an embodiment of the precipitation sampler provided by the utility model is described to prevent strong winds from directly blowing flying dust or debris directly to the filter screen, thereby preventing the flying dust or debris from affecting the quality of the collected rainwater:

[0021] The water-permeable cover 12 of the present application has a shielding edge 21 rotatably installed on the outside, which partially blocks the water-permeable cover 12. By rotating the shielding edge 21, the position of the shielding edge 21 blocking the water-permeable cover 12 is changed, thereby preventing strong winds from directly blowing flying dust or debris directly to the filter, thereby preventing the flying dust or debris from affecting the quality of the collected rainwater.

[0022] Reference Figure 1-5 As shown, an embodiment of the precipitation sampler provided by the utility model is described, which scrapes off the plastic debris and other debris adhering to the water-permeable cover 12 to increase the use effect of the precipitation sampler:

[0023] The side of the conical platform 11 of the present application is provided with an inclined surface, and the inner side surface of the shielding edge 21 is in contact with the outer side surface of the conical platform 11;

[0024] The setting of the inclined surface allows the debris falling on the conical platform 11 to slide smoothly from the side of the conical platform 11, and the setting of the inner side surface of the shielding edge 21 and the outer side surface of the conical platform 11 can further scrape off the plastic debris and other debris adhered to the water-permeable cover 12, thereby increasing the use effect of the precipitation sampler.

[0025] Reference Figure 1-4 As shown, the precipitation sampler provided by the utility model is described, and the position of the shielding edge 21 to block the water-permeable cover 12 is changed to prevent the strong wind from directly blowing the flying dust or debris directly to the filter screen:

[0026] The base 31 of the present application is fixedly connected to the conical platform 11 via a connecting frame 32 , and a gap is provided between the bottom of the conical platform 11 and the top of the base 31 for the inner gear ring 22 to rotate.

[0027] An inner gear ring 22 is fixedly mounted on the bottom of the shielding edge 21 , a rotation driver 14 is mounted in the conical platform 11 via a bracket, a gear 15 is mounted on the output shaft of the rotation driver 14 via a coupling, and the gear 15 is connected to the inner gear ring 22 via meshing transmission.

[0028] The rotary drive of the present application may be a stepper motor or a servo motor;

[0029] By starting the rotary driver 14, the gear 15 is driven to rotate, and the meshing transmission between the gear 15 and the inner gear ring 22 is used to drive the shielding edge 21 and the inner gear ring 22 to rotate together, thereby changing the position of the shielding edge 21 blocking the water-permeable cover 12, thereby preventing strong winds from directly blowing flying dust or debris directly onto the filter.

[0030] Reference Figure 1-5 As shown, an embodiment of the precipitation sampler provided by the utility model is described to increase the convenience of discharging rainwater overflowing from the sampling tube 43:

[0031] The present application provides multiple water-permeable covers 12, which are evenly spaced and installed on the inclined surface. A sampling platform 42 is installed in the base 31, and multiple sampling tubes 43 are provided, which are detachably installed on the sampling platform 42.

[0032] Among them, the number of sampling tubes 43 corresponds to the number of water-permeable covers 12. The sampling tubes 43 are arranged on the lower side of the water-permeable covers 12, and the conical platform 11 is located on the lower side of the water-permeable covers 12 and is fixedly installed with a water diversion funnel 13. The bottom through hole of the water diversion funnel 13 extends to the middle part of the upper side of the sampling tubes 43, thereby increasing the convenience of rainwater collection.

[0033] Furthermore, a through channel is provided in the middle of the sampling platform 42 , and a plurality of waste outlets 33 are provided at the bottom of the base 31 so as to discharge rainwater overflowing from the sampling tube 43 .

[0034] Reference Figure 1 , Figure 3 and Figure 5 As shown, the precipitation sampler provided by the utility model is described, and an embodiment of the installation space of the sampling tube 43 is provided:

[0035] The sampling platform 42 of the present application is connected to the base 31 via a lifting seat 41 , and the lifting seat 41 is slidably installed in the base 31 .

[0036] Specifically: a handle is rotatably mounted on the lifting seat 41, a thread is arranged on the side of the handle, and the handle is connected to the base 31 through thread transmission. By rotating the handle, the lifting seat 41 is controlled to rise and fall in the base 31;

[0037] By controlling the lifting seat 41 to descend in the base 31 , installation space for the sampling tube 43 is provided.

[0038] Reference Figure 1 and Figure 4-7 As shown, an embodiment of the precipitation sampler provided by the utility model is described to increase the installation convenience of the sampling tube 43:

[0039] The sampling platform 42 of the present application is rotatably mounted on one side of the lifting seat 41, and a plurality of limiting columns 44 are fixedly mounted on the limiting edge at the bottom of the lifting seat 41, and the side of the limiting columns 44 fits with the inner wall of the sampling platform 42, and the side of the lifting seat 41 fits with the outer wall of the sampling platform 42.

[0040] By controlling the sampling platform 42 to rotate on the lifting seat 41 , a plurality of sampling tubes 43 can be sequentially installed on the sampling platform 42 at the edge of the side opening of the base 31 , thereby increasing the convenience of installing the sampling tubes 43 .

Claims

1. A precipitation sampler, comprising a base (31) and a conical platform (11) connected to the upper side of the base (31), a water-permeable cover (12) being fixedly mounted on the side of the conical platform (11), and a sampling tube (43) being arranged on the lower side of the water-permeable cover (12), characterized in that: A shielding edge (21) is rotatably mounted on the outer side of the water-permeable cover (12), and the shielding edge (21) partially shields the water-permeable cover (12).

2. The precipitation sampler according to claim 1, characterized in that: The inner side surface of the shielding edge (21) is in contact with the outer side surface of the conical platform (11).

3. The precipitation sampler according to claim 2 or 1, characterized in that: The side of the conical platform (11) is provided with an inclined surface, and a plurality of water-permeable covers (12) are provided, and the plurality of water-permeable covers (12) are installed on the inclined surface at equal intervals.

4. The precipitation sampler according to claim 1, characterized in that: A sampling platform (42) is installed in the base (31), and a plurality of sampling tubes (43) are provided. The plurality of sampling tubes (43) are detachably installed on the sampling platform (42).

5. The precipitation sampler according to claim 4, characterized in that: The conical platform (11) is located at the lower side of the water-permeable cover (12) and is fixedly mounted with a water diversion funnel (13), and the bottom through hole of the water diversion funnel (13) extends toward the middle of the upper side of the sampling tube (43).

6. The precipitation sampler according to claim 1, characterized in that: The base (31) is fixedly connected to the conical platform (11) via a connecting frame (32).

7. The precipitation sampler according to claim 1, characterized in that: An inner gear ring (22) is fixedly mounted on the bottom of the shielding edge (21); a rotating driver (14) is mounted in the conical platform (11) via a bracket; a gear (15) is mounted on the output shaft of the rotating driver (14) via a coupling; and the gear (15) is connected to the inner gear ring (22) via meshing transmission.

8. The precipitation sampler according to claim 4, characterized in that: The sampling platform (42) is connected to the base (31) via a lifting seat (41), and the lifting seat (41) is slidably installed in the base (31).

9. The precipitation sampler according to claim 8, characterized in that: A handle is rotatably mounted on the lifting seat (41), a thread is arranged on the side of the handle, and the handle is connected to the base (31) through thread transmission.

10. The precipitation sampler according to claim 4, characterized in that: The bottom of the base (31) is provided with a plurality of waste discharge ports (33).

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