Tipping bucket type rain gauge flow guide structure

Abstract

The utility model relates to the field of rain gauges, and discloses a tipping bucket type rain gauge flow guide structure which comprises a drainage funnel, a circular ring is arranged at a top opening of the drainage funnel, an inner groove is formed in the inner wall of the circular ring, an annular plate is arranged in the inner groove, an inner funnel is arranged on the annular plate in a penetrating mode, and a horn collecting pipe is arranged on the top face of the inner funnel in a communicating mode. A plurality of round holes are formed in the outer wall of the inner funnel in the drainage funnel in a penetrating manner; rainwater flows into the inner funnel through the horn-shaped collecting pipe, the rainwater is filtered through the filter screen in the circular hole, the filtered rainwater flows into the drainage funnel and finally flows into the rain gauge through the water outlet pipe, impurities and dust in the rainwater can be filtered through the filter screen in the circular hole, and the rainwater is filtered through the filter screen in the circular hole. And the first gear drives the inner funnel to rotate, and the inner funnel rotates to cooperate with spraying of the spray head, so that the cleaning effect and the cleaning range of the filter screen are greatly improved.

Description

Technical Field

[0001] The present application relates to the field of rain gauges, and in particular to a tipping bucket rain gauge diversion structure. Background Art

[0002] At present, most of the rain gauges used in rainfall monitoring systems are tipping bucket rain gauges. The tipping bucket rain gauge is an important instrument for observing and recording natural rainfall. It is widely used in disaster prevention fields such as hydrology, meteorology, agriculture, and railways. In order to ensure the measurement accuracy of the rain gauge, in addition to completing daily maintenance as required, the rain gauge must also be calibrated according to the prescribed period.

[0003] During the use of the tipping bucket rain gauge in the prior art, since it is used outdoors, it is easy to accumulate dust and impurities, which will affect the accuracy of the tipping bucket rain gauge in measuring rainwater, and it is inconvenient for staff to use, especially in autumn when there are many fallen leaves. If the fallen leaves fall on the water receiving port and block the water receiving port, the tipping bucket rain gauge cannot perform the rainfall measurement operation, which brings great trouble to the staff. Utility Model Content

[0004] In order to solve the problem that during the use of the tipping bucket rain gauge, dust and impurities are easily accumulated because it is used outdoors, which in turn affects the accuracy of the tipping bucket rain gauge in measuring rainwater and is inconvenient for staff to use, the present application provides a tipping bucket rain gauge diversion structure.

[0005] The present application provides a tipping bucket rain gauge diversion structure adopts the following technical solution:

[0006] A tipping bucket rain gauge diversion structure comprises a drainage funnel, a circular ring is arranged at the top of the drainage funnel, an inner groove is opened on the inner wall of the circular ring, a ring plate is arranged inside the inner groove, an inner funnel is penetrated on the ring plate, a trumpet collecting pipe is connected to the top surface of the inner funnel, a plurality of circular holes are penetrated on the outer wall of the inner funnel located inside the drainage funnel, a filter screen is arranged inside each of the circular holes, and a cleaning component is arranged on the inner wall of the drainage funnel.

[0007] Preferably, the cleaning component includes a branch pipe, a plurality of the branch pipes are provided, and the branch pipes are equidistantly arranged on the inner wall of the drainage funnel in a circular shape, and a plurality of nozzles equidistantly distributed are provided on the side wall of each branch pipe opposite to the inner funnel.

[0008] Preferably, each of the branch pipes is provided with a connecting pipe, and the free end of each of the connecting pipes passes through the drainage funnel and extends outward to be connected with a circular water pipe, and the circular water pipe is sleeved on the outside of the drainage funnel.

[0009] Preferably, a ring is provided on the top surface of the drainage funnel, and the joints between the ring and the inner funnel are connected through bearings. A first gear is provided inside the ring, and the first gear is sleeved on the outer wall of the inner funnel. A casing is provided on the top surface of the ring, and a motor is provided inside the casing. The output end of the motor passes through the ring and extends downward to be sleeved with a second gear, and the first gear and the second gear are meshingly connected.

[0010] Preferably, the bottom surface of the drainage funnel is connected to a water outlet pipe, and the outer wall of the circular water pipe is provided with a water pipe.

[0011] In summary, this application includes the following beneficial technical effects:

[0012] 1. Rainwater flows into the inner funnel through the horn collection pipe, and then is filtered through the filter in the circular hole. The filtered rainwater flows into the drainage funnel, and finally flows into the rain gauge through the outlet pipe. The filter in the circular hole can filter the impurities and dust in the rainwater, thus preventing the outlet pipe from being blocked by impurities and dust, which affects the use of the rain gauge.

[0013] 2. The water pump can transport the external water source to the inside of the circular water pipe through the water pipe, and then transport the water to the inside of each connecting pipe and branch pipe respectively through the circular water pipe, and finally spray it out through the nozzle, so as to clean the filter in the circular hole, ensure the cleanliness of the filter, avoid the blockage of the circular hole, ensure the smooth flow of the inner funnel, and at the same time drive the second gear to rotate through the output end of the motor. Since the second gear is meshed with the first gear, that is, the first gear drives the inner funnel to rotate, the rotation of the inner funnel cooperates with the spraying of the nozzle, thereby greatly improving the cleaning effect and cleaning range of the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural front view of an embodiment of the application;

[0015] Figure 2 is a structural cross-sectional view of an embodiment of the application;

[0016] Figure 3 It is a schematic diagram of the structure of the first gear and the second gear of the embodiment of the application.

[0017] Explanation of the reference numerals: 1. drainage funnel; 2. circular water pipe; 3. casing; 4. horn collecting pipe; 5. collar; 6. connecting pipe; 7. water pipe; 8. water outlet pipe; 9. inner funnel; 10. circular hole; 11. first gear; 12. second gear; 13. nozzle; 14. branch pipe; 15. motor; 16. inner groove; 17. circular ring; 18. ring plate. DETAILED DESCRIPTION

[0018] The following is combined with Figure 1-3 This application is described in further detail.

[0019] The present application embodiment discloses a tipping bucket rain gauge diversion structure, referring to Figure 1-Figure 2 , including a drainage funnel 1, the bottom surface of the drainage funnel 1 is connected with an outlet pipe 8, a circular ring 17 is fixedly provided at the top of the drainage funnel 1, an inner groove 16 is opened on the inner wall of the circular ring 17, a ring plate 18 is provided inside the inner groove 16, the ring plate 18 is slidably connected to the inner groove 16, an inner funnel 9 is fixedly penetrated on the ring plate 18, the top surface of the inner funnel 9 is connected with a horn collecting pipe 4, a plurality of circular holes 10 are penetrated through the outer wall of the inner funnel 9 located inside the drainage funnel 1, a filter screen is provided inside each circular hole 10, rainwater flows into the interior of the inner funnel 9 through the horn collecting pipe 4, the rainwater is filtered through the filter screen in the circular hole 10, the filtered rainwater flows into the interior of the drainage funnel 1, and finally flows into the interior of the rain gauge through the outlet pipe 8, the filter screen in the circular hole 10 can filter the impurities and dust in the rainwater, thereby preventing the outlet pipe 8 from being blocked by impurities and dust, affecting the use effect of the rain gauge.

[0020] Reference Figure 1-Figure 3 The inner wall of the drainage funnel 1 is provided with a cleaning component, which includes a branch pipe 14. There are multiple branch pipes 14, which are fixedly arranged on the inner wall of the drainage funnel 1 in a circular shape and at equal distances. A plurality of nozzles 13 distributed at equal distances are arranged on the side wall of each branch pipe 14 opposite to the inner funnel 9. A connecting pipe 6 is fixedly arranged on each branch pipe 14. The free end of each connecting pipe 6 penetrates the drainage funnel 1 and extends outward to be fixedly connected with a circular water pipe 2. The circular water pipe 2 is sleeved on the outside of the drainage funnel 1. A water pipe 7 is fixedly arranged on the outer wall of the circular water pipe 2. The external water source can be transported to the inside of the circular water pipe 2 through the water pipe 7 through a water pump, and the water is transported to the inside of each connecting pipe 6 and the branch pipe 14 through the circular water pipe 2, and finally sprayed out through the nozzle 13, so that the filter screen in the circular hole 10 can be cleaned, so as to ensure that the filter screen is clean and tidy, avoid the clogging of the circular hole 10, and ensure the smoothness of the inner funnel 9;

[0021] A collar 5 is fixedly provided on the top surface of the drainage funnel 1, and the joints between the collar 5 and the inner funnel 9 are fixedly connected through bearings. A first gear 11 is provided inside the collar 5, and the first gear 11 is fixedly sleeved on the outer wall of the inner funnel 9. A casing 3 is fixedly provided on the top surface of the collar 5, and a motor 15 is provided inside the casing 3. The output end of the motor 15 passes through the collar 5, and extends downward to be sleeved with a second gear 12. The first gear 11 and the second gear 12 are meshingly connected, and the second gear 12 is driven to rotate by the output end of the motor 15. Since the second gear 12 is meshingly connected with the first gear 11, that is, the first gear 11 drives the inner funnel 9 to rotate, and the inner funnel 9 rotates to cooperate with the spraying of the nozzle 13, thereby greatly improving the cleaning effect and cleaning range of the filter.

[0022] The implementation principle of the diversion structure of a tipping bucket rain gauge in the embodiment of the present application is as follows: when in use, rainwater flows into the interior of the inner funnel 9 through the trumpet collection pipe 4, and the rainwater is filtered through the filter screen in the circular hole 10. The filtered rainwater flows into the interior of the drainage funnel 1, and finally flows into the interior of the rain gauge through the outlet pipe 8. After use, the external water source can be transported to the interior of the circular water pipe 2 through the water pipe 7 by a water pump, and the water is transported to the interior of each connecting pipe 6 and the branch pipe 14 respectively through the circular water pipe 2, and finally sprayed out through the nozzle 13, so that the filter screen in the circular hole 10 can be cleaned, and at the same time, the second gear 12 is driven to rotate by the output end of the motor 15. Since the second gear 12 is meshed and connected with the first gear 11, that is, the first gear 11 drives the inner funnel 9 to rotate, the rotation of the inner funnel 9 cooperates with the spraying of the nozzle 13, thereby greatly improving the cleaning effect and cleaning range of the filter screen.

[0023] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0024] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0025] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0026] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A tipping bucket rain gauge diversion structure, comprising a diversion funnel (1), characterized in that: A circular ring (17) is provided at the top of the drainage funnel (1), an inner groove (16) is provided on the inner wall of the circular ring (17), a ring plate (18) is provided inside the inner groove (16), an inner funnel (9) is passed through the ring plate (18), a trumpet collecting pipe (4) is provided on the top surface of the inner funnel (9), a plurality of circular holes (10) are provided through the outer wall of the inner funnel (9) located inside the drainage funnel (1), a filter screen is provided inside each of the circular holes (10), and a cleaning component is provided on the inner wall of the drainage funnel (1).

2. The tipping bucket rain gauge diversion structure according to claim 1, characterized in that: The cleaning component comprises a branch pipe (14), wherein a plurality of the branch pipes (14) are provided and are arranged equidistantly on the inner wall of the drainage funnel (1) in a circular shape, and a plurality of nozzles (13) are arranged equidistantly on the side wall of each branch pipe (14) opposite to the inner funnel (9).

3. The tipping bucket rain gauge diversion structure according to claim 2, characterized in that: Each of the branch pipes (14) is provided with a connecting pipe (6), the free end of each of the connecting pipes (6) penetrates the drainage funnel (1) and extends outward to be connected with a circular water pipe (2), and the circular water pipe (2) is sleeved on the outside of the drainage funnel (1).

4. The tipping bucket rain gauge diversion structure according to claim 1, characterized in that: The top surface of the drainage funnel (1) is provided with a collar (5), and the joints of the collar (5) and the inner funnel (9) are connected via bearings. A first gear (11) is provided inside the collar (5), and the first gear (11) is sleeved on the outer wall of the inner funnel (9). The top surface of the collar (5) is provided with a casing (3), and a motor (15) is provided inside the casing (3). The output end of the motor (15) passes through the collar (5) and extends downward to be sleeved with a second gear (12), and the first gear (11) and the second gear (12) are meshed and connected.

5. The tipping bucket rain gauge diversion structure according to claim 3, characterized in that: The bottom surface of the drainage funnel (1) is connected to a water outlet pipe (8), and the outer wall of the annular water pipe (2) is provided with a water pipe (7).

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