Rainfall detection device for flood disaster prevention

Abstract

The utility model relates to the technical field of rainfall detection devices, in particular to a rainfall detection device for flood disaster prevention, which comprises a base, a supporting rod is fixed at the top of the base, a top plate is fixed at the top end of the supporting rod, a plurality of annularly distributed bearing seats are fixed at the edge of the top plate, and collecting pieces are inserted in the bearing seats in a sliding manner. A collecting hopper is connected to the top end of the collecting part, a drainage hole is formed in the bottom end of the collecting part, a conical table is fixed to the inner wall of the bottom of the bearing seat, a protrusion matched with the drainage hole is fixed to the top end of the conical table, and flow guide holes are formed in the peripheral side of the bottom of the bearing seat. According to the rainwater collecting device, the collecting piece is lifted upwards till the drainage hole is separated from the protrusion on the conical table, rainwater in the collecting piece is rapidly drained out of the drainage hole and rapidly guided out along the flow guide hole under the flow guide effect of the conical table, the collecting piece is reset after the rainwater is guided out, rainwater is collected again, and the rainwater collecting device is convenient to use.

Description

Technical Field

[0001] The utility model relates to the technical field of rainfall detection devices, in particular to a rainfall detection device for preventing flood disasters. Background Art

[0002] Precipitation refers to the height of the water layer that accumulates on the ground without evaporating or flowing away from the sky during rainy days. It is used to measure the amount of precipitation. Large amounts of rainfall may lead to floods, mudslides or other water disasters. However, most existing rainfall detections are carried out using rain gauges.

[0003] The utility model with the Chinese patent authorization announcement number CN220305507U discloses a rainfall detection device for meteorological warning, which includes: a support rod, the support rod includes a fixed tube and an extension tube, the extension tube is arranged above the fixed tube, and a threaded rod is arranged between the fixed tube and the extension tube, the two ends of the threaded rod respectively penetrate the fixed tube and the extension tube and are installed inside the fixed tube and the extension tube, and the outer wall of the extension tube is evenly provided with four support plates, and the top of the support plate is provided with a collecting tube at one end away from the extension tube. The rainfall detection device disclosed in the application can filter impurities such as fallen leaves, avoiding the situation that the amount of rain cannot be measured by the measuring tube due to impurities such as fallen leaves falling into the measuring tube and occupying the rainwater storage space. The above device can only collect rainwater in a single time period during use. If multiple rainwater collection operations are required, it is not convenient to quickly discharge the rainwater in the collecting tube, which affects the convenient use effect. Utility Model Content

[0004] The purpose of the utility model is to provide a rainfall detection device for flood disaster prevention to solve the problems raised in the above-mentioned background technology.

[0005] The technical solution of the utility model is: a rainfall detection device for flood disaster prevention, including a base, a support rod is fixed on the top of the base, a top plate is fixed on the top of the support rod, a plurality of annularly distributed supporting seats are fixed at the edge of the top plate, a collecting piece is slidably inserted in the supporting seat, a collecting bucket is connected to the top of the collecting piece, a drainage hole is provided at the bottom end of the collecting piece, a conical platform is fixed to the inner wall of the bottom of the supporting seat, a protrusion adapted to the drainage hole is fixed on the top of the conical platform, and a guide hole is provided on the peripheral side of the bottom of the supporting seat.

[0006] The effects achieved by the above components are: the supporting seat on the side of the top plate is supported by the support rod and the base, and then the collecting bucket is used to guide the rainwater into the collecting piece. When the staged rainfall monitoring work is completed, the results are recorded, and then the collecting piece is lifted upward until the drainage hole is separated from the protrusion on the conical platform. The rainwater in the collecting piece is quickly discharged from the drainage hole. Under the diversion action of the conical platform, the rainwater is quickly discharged along the diversion hole. After the rainwater is discharged, the collecting piece is reset to collect the rainwater again, which is convenient for use.

[0007] Preferably, the collecting member comprises a collecting cylinder, a side of which is provided with an observation window, and a connecting pipe communicating with the collecting bucket is inserted at the top end of the collecting cylinder.

[0008] The effects achieved by the above components are: through the connecting pipe, collection buckets of different specifications can be easily installed on the top of the collection tube to collect different rainfall samples and improve the accuracy of detection. In addition, the observation window can facilitate the staff to read the numerical value of rainfall collection.

[0009] Preferably, a placement groove is provided on the inner wall of the collecting bucket, and a filter plate is embedded in the placement groove.

[0010] The effect achieved by the above components is that the filter plate placed in the trough can avoid clogging by debris during rain collection.

[0011] Preferably, an annular groove is provided on the circumferential outer wall of the protrusion, and a sealing ring is embedded in the annular groove and fits with the inner wall of the drainage hole.

[0012] The effect achieved by the above components is that the leakage of rainwater in the collection tube can be avoided through the sealing ring.

[0013] Preferably, a positioning ring is fixed on the top of the base, the bottom end of the support rod is inserted into the positioning ring, and a tightening bolt that contacts the side wall of the support rod is threadedly inserted on one side of the positioning ring.

[0014] The effect achieved by the above components is that the support rod can be disassembled and assembled by cooperating with the tightening bolts through the positioning ring.

[0015] Preferably, the support rod is a telescopic sleeve that can be positioned and retracted.

[0016] The effect achieved by the above components is that the height of rain collection can be adjusted through the telescopic sleeve.

[0017] The utility model provides a rainfall detection device for flood disaster prevention through improvement, which has the following improvements and advantages compared with the prior art:

[0018] The utility model supports the supporting seat on the peripheral side of the top plate through the supporting rod and the base, and then uses the collecting bucket to guide the rainwater into the collecting piece. After the periodic rainfall monitoring work is completed, the result is recorded, and then the collecting piece is lifted up until the drainage hole is separated from the protrusion on the conical platform, and the rainwater in the collecting piece is quickly discharged from the drainage hole. Under the diversion action of the conical platform, the rainwater is quickly guided out along the diversion hole. After the rainwater is guided out, the collecting piece is reset to collect the rainwater again, which is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 It is a schematic diagram of the assembled three-dimensional structure of the collecting component in the utility model;

[0022] Figure 3 It is a cross-sectional three-dimensional structural schematic diagram of the collecting member in the utility model;

[0023] Figure 4 It is a cross-sectional structural schematic diagram of the utility model in the drainage working state.

[0024] Description of reference numerals:

[0025] 1. Support rod; 2. Base; 3. Top plate; 4. Support seat; 5. Collecting piece; 51. Collecting cylinder; 52. Observation window; 53. Connecting pipe; 6. Collecting bucket; 7. Filter plate; 8. Conical platform; 9. Diversion hole; 10. Protrusion; 11. Drainage hole. DETAILED DESCRIPTION

[0026] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The utility model provides a rainfall detection device for flood disaster prevention through improvement. The technical solution of the utility model is:

[0028] In the embodiments of the present invention, Figure 1-Figure 4As shown, a rainfall detection device for flood disaster prevention includes a base 2, a support rod 1 is fixed on the top of the base 2, a positioning ring is fixed on the top of the base 2, the bottom end of the support rod 1 is inserted in the positioning ring, a tightening bolt that contacts the side wall of the support rod 1 is threadedly inserted on one side of the positioning ring, the support rod 1 is a telescopic sleeve that can be positioned and telescoped, a top plate 3 is fixed on the top of the support rod 1, the support rod 1 and the base 2 support a supporting seat 4 on the side of the top plate 3, a plurality of annularly distributed supporting seats 4 are fixed at the edge of the top plate 3, a collecting piece 5 is slidably inserted in the supporting seat 4, the top of the collecting piece 5 is connected to a collecting bucket 6, and the bottom of the collecting piece 5 is connected to a collecting bucket 6. A drainage hole 11 is provided at the end, a conical platform 8 is fixed to the inner wall of the bottom of the supporting seat 4, a protrusion 10 adapted to the drainage hole 11 is fixed to the top of the conical platform 8, and a diversion hole 9 is provided on the bottom peripheral side of the supporting seat 4. The collecting bucket 6 can be used to guide rainwater into the collecting member 5. When the staged rainfall monitoring work is completed, the result is recorded, and then the collecting member 5 is lifted upward until the drainage hole 11 is separated from the protrusion 10 on the conical platform 8, and the rainwater in the collecting member 5 is quickly discharged from the drainage hole 11. The rainwater is quickly discharged along the diversion hole 9 under the diversion action of the conical platform 8. After the rainwater is discharged, the collecting member 5 is reset to collect the rainwater again.

[0029] In an embodiment of the utility model, the collecting member 5 includes a collecting tube 51, one side of which is provided with an observation window 52, ​​and the top of the collecting tube 51 is plugged with a connecting pipe 53 connected to the collecting bucket 6. Through the connecting pipe 53, collecting buckets 6 of different specifications can be conveniently installed on the top of the collecting tube 51 to collect different rainfall samples and improve the accuracy of detection. In addition, the observation window 52 can facilitate the staff to read the numerical value of rainfall collection. An annular groove is provided on the circumferential outer wall of the protrusion 10, and a sealing ring is embedded in the annular groove and fits the inner wall of the drainage hole 11. The sealing ring can prevent rainwater from leaking out of the collecting tube 51.

[0030] In the embodiment of the utility model, a placement groove is provided on the inner wall of the collecting bucket 6, and a filter plate 7 is embedded in the placement groove. The filter plate 7 in the placement groove can avoid clogging by debris during the rain collection operation.

[0031] The working principle of a rainfall detection device for flood disaster prevention provided by the utility model is as follows: the supporting seat 4 on the side of the top plate 3 is supported by the support rod 1 and the base 2, and the connecting pipe 53 can facilitate the installation of collecting buckets 6 of different specifications on the top of the collecting tube 51 to collect different rainfall samples. After the staged rainfall monitoring work is completed, the result is recorded through the observation window 52, ​​and then the collecting piece 5 is lifted up until the drainage hole 11 is separated from the protrusion 10 on the conical platform 8, and the rainwater in the collecting piece 5 is quickly discharged from the drainage hole 11. The rainwater is quickly discharged along the diversion hole 9 under the diversion action of the conical platform 8. After the rainwater is discharged, the collecting piece 5 is reset to collect the rainwater again.

[0032] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rainfall detection device for flood disaster prevention, comprising a base (2), a support rod (1) fixed to the top of the base (2), a top plate (3) fixed to the top of the support rod (1), characterized in that: A plurality of annularly distributed supporting seats (4) are fixed at the edge of the top plate (3); a collecting member (5) is slidably inserted into the supporting seat (4); a collecting bucket (6) is connected to the top end of the collecting member (5); a drainage hole (11) is provided at the bottom end of the collecting member (5); a conical platform (8) is fixed to the inner wall of the bottom of the supporting seat (4); a protrusion (10) adapted to the drainage hole (11) is fixed to the top end of the conical platform (8); and a guide hole (9) is provided on the peripheral side of the bottom of the supporting seat (4).

2. A rainfall detection device for flood disaster prevention according to claim 1, characterized in that: The collecting member (5) comprises a collecting tube (51), one side of which is provided with an observation window (52), and the top end of the collecting tube (51) is plugged with a connecting pipe (53) communicating with the collecting bucket (6).

3. A rainfall detection device for flood disaster prevention according to claim 1, characterized in that: The inner wall of the collecting bucket (6) is provided with a placement groove, and a filter plate (7) is embedded in the placement groove.

4. A rainfall detection device for flood disaster prevention according to claim 1, characterized in that: An annular groove is provided on the circumferential outer wall of the protrusion (10), and a sealing ring is embedded in the annular groove and fits the inner wall of the drainage hole (11).

5. The rainfall detection device for flood disaster prevention according to claim 1, characterized in that: A positioning ring is fixed on the top of the base (2), the bottom end of the support rod (1) is inserted into the positioning ring, and a tightening bolt that contacts the side wall of the support rod (1) is threadedly inserted on one side of the positioning ring.

6. A rainfall detection device for flood disaster prevention according to claim 5, characterized in that: The support rod (1) is a telescopic sleeve that can be positioned and telescoped.

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