Double-tipping-bucket rain gauge self-cleaning device

Abstract

The utility model provides a double-tipping-bucket rain gauge self-cleaning device which comprises a rain gauge body, the rain gauge body comprises an upper collecting bucket, a lower collecting bucket, an upper metering bucket, a middle metering bucket and a lower metering bucket which are sequentially arranged in a sleeve from top to bottom, the upper collecting bucket is used for collecting water, the water can flow into the lower collecting bucket from the upper collecting bucket, and the lower collecting bucket is used for collecting water. The lower collecting hopper is used for storing water, the water in the lower collecting hopper can flow into the lower measuring hopper from the upper measuring hopper and the middle measuring hopper in sequence, and cleaning structures are arranged at the outlet ends of the upper collecting hopper and the lower collecting hopper respectively. According to the double-tipping-bucket rain gauge self-cleaning device, the inside of the rain gauge is self-cleaned through the cleaning structure before rainstorm comes, the accuracy of rainfall monitoring is guaranteed, and certain guarantee is provided for meteorological monitoring, forecasting and early warning and continuity and accuracy of local rainfall records.

Description

Technical Field

[0001] The utility model belongs to the field of observation instruments, in particular to a self-cleaning device for a double-tipping bucket rain gauge. Background Art

[0002] In recent years, meteorological disasters such as flash floods, mudslides, and urban waterlogging have occurred frequently, causing significant loss of life and property. Tipping bucket rain gauges are the primary instrument for measuring precipitation and are widely used in the domestic meteorological and hydrological sectors. They are deployed in flood-prone areas to monitor rainfall in real time and provide disaster warning information. However, tipping bucket rain gauges often become clogged by internal foreign matter, preventing rainwater from reaching the measuring bucket. This results in missing rainfall data or insufficient rainfall, significantly impacting local meteorological, agricultural, and water conservancy services, particularly the meteorological sector's need for accurate statistics and forecasts of localized heavy rainfall. Summary of the Invention

[0003] In view of this, the present invention aims to propose a double-bucket rain gauge self-cleaning device to solve the problem that the existing tipping bucket rain gauge is often blocked by internal foreign matter, resulting in rainwater unable to reach the measuring tipping bucket smoothly, causing missing rainfall data or insufficient rainfall.

[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model is achieved as follows:

[0005] A double-tipping bucket rain gauge self-cleaning device includes a rain gauge body, and the rain gauge body includes an upper collecting bucket, a lower collecting bucket, an upper metering bucket, a middle metering bucket and a lower metering bucket arranged in sequence from top to bottom in a sleeve, the upper collecting bucket is used to collect water, and the water can flow from the upper collecting bucket into the lower collecting bucket, and the lower collecting bucket is used to buffer the water, and the water in the lower collecting bucket can flow from the upper metering bucket and the middle metering bucket into the lower metering bucket in sequence, and cleaning structures are respectively provided at the outlet ends of the upper collecting bucket and the lower collecting bucket.

[0006] Furthermore, the cleaning structure includes a shell, which is fixedly mounted to the inner ring of the upper collection bucket or the lower collection bucket, and a pin is slidably arranged inside the shell. One end of the pin can be inserted into the outlet end of the upper collection bucket or the lower collection bucket, and a linear drive assembly is installed on the other end of the pin, and the linear drive assembly is located inside the shell.

[0007] Furthermore, the linear drive component is any one of a linear motor, a push rod cylinder or an electromagnet.

[0008] Furthermore, a return spring is provided inside the shell, one end of the return spring is fixedly connected to the inner wall of the shell, and the other end of the return spring is fixedly connected to one end of the ejector pin.

[0009] Furthermore, the double-tipping bucket rain gauge self-cleaning device also includes an air jet assembly, which includes a first nozzle. The first nozzles are respectively installed on the upper collecting bucket and the lower collecting bucket, and the nozzle end of the first nozzle faces the outlet end of the upper collecting bucket or the lower collecting bucket.

[0010] Furthermore, the upper metering hopper and the middle metering hopper have the same structure, and metering troughs are respectively provided on both sides of the upper metering hopper, and the middle part of the upper metering hopper is rotatably sleeved on the first pin shaft, and the first pin shaft is fixedly sleeved on the support frame, and a lower liquid hopper is provided on the support frame, and the water in the metering trough can flow into the lower liquid hopper, and the outlet end of the lower liquid hopper is located above the middle part of the middle metering hopper, and a lower metering hopper is provided below the middle metering hopper, and the middle part of the lower metering hopper is rotatably sleeved on the second pin shaft, and the second pin shaft is fixedly sleeved on the support frame, and leakage troughs are respectively provided on both sides of the lower metering hopper, and the middle part of the lower metering hopper is rotatably sleeved on the third pin shaft, and the third pin shaft is fixedly sleeved on the support frame, and the water flows out of the outer shell through the leakage trough.

[0011] Furthermore, each metering tank is provided with a corresponding second nozzle, and the second nozzle is fixedly mounted on the support frame, with the nozzle end of the second nozzle facing the inside of the metering tank.

[0012] Furthermore, each of the first nozzles and each of the second nozzles is connected to the medium storage tank through a pipeline, and a compression pump is provided on the pipeline, and the compression pump is electrically connected to the solar cell panel.

[0013] Compared with the prior art, the double-tipping bucket rain gauge self-cleaning device described in the utility model has the following beneficial effects: before the arrival of a rainstorm, the cleaning structure can self-clean the interior of the rain gauge, thereby ensuring the accuracy of rainfall monitoring, and providing certain guarantees for meteorological monitoring, forecasting and early warning, as well as the continuity and accuracy of local rainfall records. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings, which constitute part of the present invention, are intended to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are intended to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 This is a schematic structural diagram of the rain gauge body according to an embodiment of the present utility model;

[0016] Figure 2 This is a cross-sectional schematic diagram of the rain gauge body according to an embodiment of the present utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the rain gauge body according to an embodiment of the present utility model;

[0018] Figure 4 This is a structural diagram of the upper metering hopper according to an embodiment of the present utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the middle metering bucket and the lower metering bucket according to an embodiment of the present utility model;

[0020] Figure 6 for Figure 2 A partial enlarged view of middle A.

[0021] Description of reference numerals:

[0022] 1-sleeve; 2-upper collecting hopper; 3-lower collecting hopper; 4-upper metering hopper; 41-metering groove; 42-first pin; 5-middle metering hopper; 51-second pin; 6-lower metering hopper; 61-third pin; 62-leakage trough; 7-support frame; 71-lower liquid hopper; 8-cleaning structure; 81-housing; 82-thimble; 83-linear drive assembly; 84-reset spring; 9-jet assembly; 91-second nozzle. DETAILED DESCRIPTION

[0023] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features therein can be combined with each other.

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0025] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0026] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments.

[0027] like Figure 1-6 As shown, the double-tipping bucket rain gauge self-cleaning device includes a rain gauge body, and the rain gauge body includes an upper collecting bucket 2, a lower collecting bucket 3, an upper metering bucket 4, a middle metering bucket 5 and a lower metering bucket 6 arranged in sequence from top to bottom in the sleeve 1. The upper collecting bucket 2 is used to collect water, and the water can flow from the upper collecting bucket 2 into the lower collecting bucket 3, and the lower collecting bucket 3 is used to buffer the water. The water in the lower collecting bucket 3 can flow from the upper metering bucket 4 and the middle metering bucket 5 into the lower metering bucket 6 in sequence. Cleaning structures 8 are respectively provided at the outlet ends of the upper collecting bucket 2 and the lower collecting bucket 3. The above-mentioned double-tipping bucket rain gauge self-cleaning device uses the cleaning structure 8 to self-clean the inside of the rain gauge before the arrival of heavy rain, thereby ensuring the accuracy of rainfall monitoring, and providing certain guarantees for meteorological monitoring, forecasting and warning, as well as the continuity and accuracy of local rainfall records.

[0028] The cleaning structure 8 includes a shell 81, which is fixedly installed on the inner ring of the upper collecting bucket 2 or the lower collecting bucket 3. A pin 82 is slidably arranged inside the shell 81. One end of the pin 82 can be inserted into the outlet end of the upper collecting bucket 2 or the lower collecting bucket 3. A linear drive component 83 is installed on the other end of the pin 82, and the linear drive component 83 is located inside the shell 81. The linear drive component 83 is any one of a linear motor, a push rod cylinder or an electromagnet. The linear drive component 83 of this embodiment is an electromagnet. The outlet end of the upper collecting bucket 2 or the lower collecting bucket 3 is cleaned by the mechanical movement of the pin 82 to ensure that the water body can be discharged from the outlet end and the accuracy of monitoring is ensured.

[0029] A return spring 84 is provided inside the housing 81, one end of the return spring 84 is fixedly connected to the inner wall of the housing 81, and the other end of the return spring 84 is fixedly connected to one end of the ejector pin 82. The return spring 84 is the reset structure of the ejector pin 82. The return spring 84 can elastically drive the ejector pin 82 to reset, and the ejector pin 82 is ejected through the linear drive component 83, thereby reducing a certain amount of energy consumption.

[0030] like Figure 3-Figure 5As shown, this embodiment is a three-layer tipping bucket rain gauge, in which the upper metering bucket 4 and the middle metering bucket 5 have the same structure. Metering grooves 41 are respectively provided on both sides of the upper metering bucket 4. The middle part of the upper metering bucket 4 is rotatably sleeved on the first pin 42, and the first pin 42 is fixedly sleeved on the support frame 7. A lower liquid bucket 71 is provided on the support frame 7. The water in the metering groove 41 can flow into the lower liquid bucket 71. The outlet end of the lower liquid bucket 71 is located above the middle part of the middle metering bucket 5. A lower metering bucket 6 is provided below the middle metering bucket 5. The middle part of the lower metering bucket 6 is rotatably sleeved on the second pin 51, and the second pin 51 is fixedly sleeved on the support frame 7. Leakage grooves 62 are respectively provided on both sides of the lower metering bucket 6. The middle part of the lower metering bucket 6 is rotatably sleeved on the third pin 61, and the third pin 61 is fixedly sleeved on the support frame 7, and the water flows out of the outer shell 81 through the leakage groove 62.

[0031] The double-tipping bucket rain gauge self-cleaning device also includes a jet assembly 9. During implementation, the jet assembly 9 is an optional auxiliary cleaning device. The jet assembly 9 includes a first nozzle, and the first nozzles are respectively installed on the upper collecting bucket 2 and the lower collecting bucket 3, and the nozzle end of the first nozzle is facing the outlet end of the upper collecting bucket 2 or the lower collecting bucket 3. Each metering tank 41 is correspondingly provided with a second nozzle 91, and the second nozzle 91 is fixedly installed on the support frame 7, and the nozzle end of the second nozzle 91 is facing the inside of the metering tank 41. The first nozzle is used to clean the outlet end of the upper collecting bucket 2 or the lower collecting bucket 3 through a compressed medium to ensure that the water body can be discharged from the outlet end and ensure the accuracy of monitoring. The second nozzle 91 cleans the metering tank 41 through a compressed medium to ensure the cleanliness of the metering tank 41.

[0032] In this embodiment, each first nozzle and each second nozzle 91 are connected to the medium storage tank through a pipeline, and a compression pump is provided on the pipeline, and the compression pump is electrically connected to the solar panel. The solar panel is a prior art, and the solar panel can store electrical energy for starting the compression pump at night. The medium storage tank can be optionally equipped with a water tank or an air purification box of the prior art. The water tank is filled with pure water. The air purification box is a box with a filter screen, which is used to filter the ambient air for use by the first nozzle or the second nozzle 91.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. Double-bucket rain gauge self-cleaning device, characterized by: The rain gauge comprises a rain gauge body, and the rain gauge body comprises an upper collecting hopper (2), a lower collecting hopper (3), an upper metering hopper (4), a middle metering hopper (5) and a lower metering hopper (6) which are sequentially arranged in a sleeve (1) from top to bottom. The upper collecting hopper (2) is used to collect water, and the water can flow from the upper collecting hopper (2) into the lower collecting hopper (3). The lower collecting hopper (3) is used to buffer water, and the water in the lower collecting hopper (3) can flow from the upper metering hopper (4) and the middle metering hopper (5) into the lower metering hopper (6) in sequence. Cleaning structures (8) are respectively provided at the outlet ends of the upper collecting hopper (2) and the lower collecting hopper (3).

2. The double-tipping bucket rain gauge self-cleaning device according to claim 1, characterized in that: The cleaning structure (8) includes a shell (81), which is fixedly mounted on the inner ring of the upper collecting hopper (2) or the lower collecting hopper (3), and a thimble (82) is slidably arranged inside the shell (81). One end of the thimble (82) can be inserted into the outlet end of the upper collecting hopper (2) or the lower collecting hopper (3), and a linear drive assembly (83) is mounted on the other end of the thimble (82), and the linear drive assembly (83) is located inside the shell (81).

3. The double-tipping bucket rain gauge self-cleaning device according to claim 2, characterized in that: The linear drive assembly (83) is any one of a linear motor, a push rod cylinder or an electromagnet.

4. The double-tipping bucket rain gauge self-cleaning device according to claim 2, characterized in that: A return spring (84) is provided inside the housing (81), one end of the return spring (84) is fixedly connected to the inner wall of the housing (81), and the other end of the return spring (84) is fixedly connected to one end of the ejector pin (82).

5. The double-tipping bucket rain gauge self-cleaning device according to claim 1, characterized in that: The invention also includes an air jet assembly (9), which includes a first nozzle. The first nozzle is respectively installed on the upper collecting hopper (2) and the lower collecting hopper (3), and the nozzle end of the first nozzle faces the outlet end of the upper collecting hopper (2) or the lower collecting hopper (3).

6. The double-tipping bucket rain gauge self-cleaning device according to claim 1, characterized in that: The upper metering hopper (4) and the middle metering hopper (5) have the same structure. Measuring grooves (41) are respectively provided on both sides of the upper metering hopper (4). The middle part of the upper metering hopper (4) is rotatably sleeved with a first pin shaft (42), and the first pin shaft (42) is fixedly sleeved on a support frame (7). A lower liquid hopper (71) is provided on the support frame (7). Water in the metering groove (41) can flow into the lower liquid hopper (71). The outlet end of the lower liquid hopper (71) is located above the middle part of the middle metering hopper (5). A lower metering hopper (6) is provided below the middle metering hopper (5), a middle portion of the lower metering hopper (6) is rotatably sleeved on a second pin shaft (51), the second pin shaft (51) is fixedly sleeved on a support frame (7), water leakage grooves (62) are respectively provided on both sides of the lower metering hopper (6), a middle portion of the lower metering hopper (6) is rotatably sleeved on a third pin shaft (61), the third pin shaft (61) is fixedly sleeved on the support frame (7), and water flows out of the housing (81) through the water leakage grooves (62).

7. The double-tipping bucket rain gauge self-cleaning device according to claim 6, characterized in that: Each metering tank (41) is provided with a corresponding second nozzle (91), and the second nozzle (91) is fixedly mounted on the support frame (7), with the nozzle end of the second nozzle (91) facing the inside of the metering tank (41).

8. The double-tipping bucket rain gauge self-cleaning device according to claim 7, characterized in that: Each first nozzle and each second nozzle (91) are connected to the medium storage tank through a pipeline, and a compression pump is provided on the pipeline, and the compression pump is electrically connected to the solar cell panel.

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