Rainfall evaporation metering device

Abstract

The utility model relates to the technical field of rainwater measurement, and discloses a rainfall evaporation metering device which comprises a collecting barrel, a connecting rod, a water return preventing assembly and a water baffle, the connecting rod is arranged at the top of the collecting barrel, the water return preventing assembly is fixedly connected to the top of the connecting rod, the water baffle is fixedly connected to the top of the water return preventing assembly, and the water baffle is fixedly connected to the top of the water return preventing assembly. The backwater prevention assembly comprises a mounting frame, a water passing hole, an air suction groove, a placement frame and an air hole, the water passing hole is formed in the middle of the mounting frame, and the air suction groove is formed in the bottom of the mounting frame. According to the rainfall evaporation metering device, rainwater is collected through the top of the backwater prevention assembly and a water baffle, then flows into a collecting barrel through a water passing hole and is collected, and during evaporation measurement, water vapor of the rainwater enters a mounting frame through an air suction groove and is absorbed, so that water drops formed by the water vapor are prevented from flowing back, and the measurement accuracy is improved. In addition, the backwater prevention assembly can also play a role in shielding.

Description

Technical Field

[0001] The utility model relates to the technical field of rainfall measurement, in particular to a rainfall evaporation metering device. Background Art

[0002] A rain-evaporation meter is a device used to measure rainfall and evaporation. It usually consists of a raingauge and an evaporimeter. The raingauge is used to collect rainfall water in order to measure rainfall, while the evaporimeter is used to measure the evaporation of water vapor in the air. These two instruments are usually placed in a fixed location to monitor rainfall and evaporation in the area.

[0003] According to publication number CN217738392U, a metering device for observing rainfall evaporation is disclosed, comprising a bottle body, a column is welded and fixed in the middle of the bottom of the inner wall of the bottle body, and a plurality of indicator lights are installed in the middle of the front end of the column by screws, a rectangular hole is opened in the middle of one side of the column, and a slide rail 1 is fixed to the rear end of the inner wall of the rectangular hole by bolts, and a plurality of switches are installed and fixed to the front end of the inner wall of the rectangular hole by screws, a moving block is installed on the slide rail 1 by bolts, and a tooth plate 2 is welded and fixed on the side of the moving block away from the column, and a plurality of racks are arranged on the side of the tooth plate 2 away from the column, by arranging a floating plate, an indicator light, an electric slide rail, etc., the water level drops after the rain evaporates, and the floating plate on the water surface drives the moving block to move after the water level drops, and the indicator light is turned on after the switch is triggered, so that the water level change can be observed in real time, so as to achieve the purpose of measuring the evaporation of rainwater.

[0004] However, the above device still has shortcomings. The baffle is pulled into a funnel shape with an opening downward by a connecting rod, so that the baffle is tilted downward, which is used to divert the evaporated rainwater into water droplets to the outside of the bottle to prevent condensed water from flowing back. However, the baffle must be free of obstacles such as dust to ensure the diversion of condensed water. Otherwise, condensed water will form water droplets on the obstruction. The evaporation metering equipment is mostly set outdoors, which can easily cause dust and other dirt on the baffle, affecting the accuracy of evaporation metering. Utility Model Content

[0005] The purpose of the utility model is to provide a rainfall evaporation metering device to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rainfall evaporation metering device, comprising a collecting bucket, a connecting rod, an anti-backwater assembly and a water baffle, wherein the connecting rod is arranged at the top of the collecting bucket, the anti-backwater assembly is fixedly connected to the top of the connecting rod, and the water baffle is fixedly connected to the top of the anti-backwater assembly.

[0007] The anti-backwater component includes a mounting frame, a water hole, an air suction groove, a placement frame and an air hole, the water hole is opened in the middle of the mounting frame, the air suction groove is opened at the bottom of the mounting frame, the placement frame is arranged on the outside of the mounting frame, and the air hole is opened below the placement frame. Rainwater is collected through the top of the anti-backwater component and the water baffle, and then flows into the interior of the collection barrel through the water hole to collect rainwater. When performing evaporation measurement, the water vapor of rainwater enters the interior of the mounting frame through the air suction groove and absorbs the water vapor to prevent the backflow of water droplets formed by the water vapor from affecting the accuracy of the measurement. The anti-backwater component can also play a shielding role.

[0008] Preferably, the placement rack includes a mounting plate, a placement plate, a drainage groove and a handle, the placement plate is arranged inside the mounting rack, the mounting plate is fixedly connected to one end of the placement plate, the handle is fixedly connected to one end of the mounting plate, the drainage groove is opened inside the placement plate, and by placing the activated carbon bag on the placement plate, it is convenient to absorb water vapor, and the inclined drainage groove facilitates the discharge of water droplets formed by water vapor through wind holes to avoid entering the collection bucket. The design of the handle facilitates the removal of the placement plate from the mounting rack, so as to facilitate the regular replacement of the activated carbon.

[0009] Preferably, the connecting rod comprises a rod body and a screw hole, the rod body is plug-connected to the top of the collecting barrel, and the screw hole is opened inside the rod body.

[0010] Preferably, mounting feet are fixedly connected to the outer side of the bottom of the collecting barrel. There are four mounting feet, which are evenly distributed around the bottom of the collecting barrel. The mounting feet can make the collecting barrel more stably placed, ensuring the stability of the rainwater evaporation measurement.

[0011] Preferably, a fastening bolt is provided on the outer side of the top of the collecting bucket, and the fastening bolt passes through the collecting bucket and is threadedly connected to the screw hole. The collecting bucket and the anti-backwater component are connected and installed by the fastening bolt, which makes it easy to disassemble the device and facilitate carrying and maintenance.

[0012] Preferably, a shielding plate is provided on the top of the fastening bolt, which can prevent the fastening bolt from being corroded by rainwater and prevent rust from causing rotation obstruction.

[0013] Preferably, the top of the mounting frame is provided with transparent tempered glass, through which the activated carbon can be dried on a sunny day, and the dried water vapor can be taken away through the air holes, so as to facilitate the continuous use of the activated carbon.

[0014] Preferably, the suction grooves are evenly distributed at the bottom of the mounting frame, so as to facilitate the absorption of water vapor into the interior of the mounting frame and subsequent collection using activated carbon.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The rainfall evaporation metering device collects rainwater through the top of the anti-backwater component and the water baffle, and then flows into the interior of the collection barrel through the water hole to collect rainwater. When measuring evaporation, the water vapor of rainwater enters the interior of the mounting frame through the suction groove and absorbs the water vapor to prevent the backflow of water droplets formed by the water vapor and affect the accuracy of the measurement. The anti-backwater component can also play a shielding role.

[0017] 2. The rainfall evaporation metering device facilitates the absorption of water vapor by placing the activated carbon bag on the placement plate. The inclined drainage groove facilitates the discharge of water droplets formed by water vapor through the air holes to avoid entering the collection barrel. The handle design facilitates the removal of the placement plate from the mounting frame, which is convenient for regular replacement of the activated carbon. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the anti-backwater assembly of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the placement rack of the utility model;

[0021] Figure 4 It is a structural schematic diagram of the connecting rod of the utility model.

[0022] In the figure: 1. collecting bucket; 2. connecting rod; 3. anti-backflow assembly; 4. water baffle; 101. mounting foot; 102. fastening bolt; 103. shielding plate; 201. rod body; 202. screw hole; 301. mounting frame; 302. water hole; 303. air suction groove; 304. placement frame; 305. air hole; 310. mounting plate; 311. placement plate; 312. drainage groove; 313. handle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0024] See also Figure 1-4The utility model provides a technical solution: a rainfall evaporation metering device, comprising a collecting barrel 1, a connecting rod 2, an anti-backwater component 3 and a water retaining plate 4, the connecting rod 2 is arranged at the top of the collecting barrel 1, the anti-backwater component 3 is fixedly connected to the top of the connecting rod 2, the water retaining plate 4 is fixedly connected to the top of the anti-backwater component 3, a meter is arranged on one side of the collecting barrel 1, the rainfall and evaporation are calculated by the meter, a transceiver is arranged inside the meter, which is convenient for remote data collection, the meter is an existing device, and therefore will not be described in detail.

[0025] The anti-backflow component 3 includes a mounting frame 301, a water hole 302, an air suction groove 303, a placement frame 304 and an air hole 305. The water hole 302 is opened in the middle of the mounting frame 301, the air suction groove 303 is opened at the bottom of the mounting frame 301, the placement frame 304 is arranged outside the mounting frame 301, and the air hole 305 is opened below the placement frame 304. Rainwater is collected through the top of the anti-backflow component 3 and the water baffle 4, and then flows into the interior of the collection barrel 1 through the water hole 302 to collect rainwater. When performing evaporation measurement, the water vapor of rainwater passes through the air suction groove 303 enters into the interior of the mounting frame 301, absorbs the water vapor, and prevents the water droplets formed by the water vapor from flowing back and affecting the accuracy of the measurement. The anti-backflow component 3 can also play a shielding role. The top of the mounting frame 301 is set as a transparent tempered glass. The transparent tempered glass can allow the activated carbon to be dried on a sunny day, and the dried water vapor can be taken away through the air hole 305, which is convenient for the continuous use of the activated carbon. The suction grooves 303 are evenly distributed at the bottom of the mounting frame 301, which is convenient for absorbing water vapor into the interior of the mounting frame 301 and then collecting it with activated carbon.

[0026] The placement rack 304 includes a mounting plate 310, a placement plate 311, a drainage groove 312 and a handle 313. The placement plate 311 is arranged inside the mounting rack 301, the mounting plate 310 is fixedly connected to one end of the placement plate 311, the handle 313 is fixedly connected to one end of the mounting plate 310, the drainage groove 312 is opened inside the placement plate 311, and the activated carbon bag is placed on the placement plate 311 to facilitate the absorption of water vapor. The inclined drainage groove 312 facilitates the discharge of water droplets formed by water vapor through the air hole 305 to avoid entering the collection barrel 1. The design of the handle 313 facilitates the removal of the placement plate 311 from the mounting rack 301, which is convenient for regular replacement of the activated carbon. A slide groove is arranged inside the mounting rack 301, and the slide groove is slidably connected to the placement plate 311. The design of the slide groove facilitates the placement of the placement plate 311, thereby improving the convenience of use.

[0027] The outer side of the bottom of the collecting barrel 1 is fixedly connected with a mounting foot 101. There are four mounting feet 101, which are evenly distributed around the bottom of the collecting barrel 1. The mounting feet 101 can make the collecting barrel 1 more stably placed to ensure the stability of the rainwater evaporation measurement. The mounting feet 101 are provided with circular holes inside, through which the ground can be bolted to ensure that the collecting barrel 1 is firmly fixed.

[0028] There are four connecting rods 2, and a firm connection between the collecting bucket 1 and the anti-backflow component 3 is ensured by the four connecting rods 2. The connecting rod 2 includes a rod body 201 and a screw hole 202. The rod body 201 is plugged and connected to the top of the collecting bucket 1, and the screw hole 202 is opened inside the rod body 201. A fastening bolt 102 is arranged on the outer side of the top of the collecting bucket 1. The fastening bolt 102 passes through the collecting bucket 1 and is threadedly connected to the screw hole 202. The collecting bucket 1 and the anti-backflow component 3 are connected and installed by the fastening bolt 102, so that the device can be easily disassembled, carried and maintained. A shielding plate 103 is arranged on the top of the fastening bolt 102, and the shielding plate 103 can prevent the fastening bolt 102 from being corroded by rainwater, and prevent rust from causing rotation obstruction.

[0029] When in use, rainwater falls on the top of the mounting frame 301, and then falls from the water hole 302 to the inside of the collection barrel 1, completing the collection of rainwater. After the rainwater is collected, the rainwater will evaporate, and the evaporated water vapor enters the inside of the mounting frame 301 and is absorbed by the activated carbon on the placement plate 311, preventing the water vapor from forming water droplets and flowing into the inside of the collection barrel 1 again, affecting the accuracy of the measurement.

[0030] Although 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 evaporation metering device, comprising a collecting bucket (1), a connecting rod (2), a backflow prevention component (3) and a water baffle (4), characterized in that: The connecting rod (2) is arranged on the top of the collection bucket (1), the anti-backflow component (3) is fixedly connected to the top of the connecting rod (2), and the water baffle (4) is fixedly connected to the top of the anti-backflow component (3); The anti-backwater component (3) comprises a mounting frame (301), a water hole (302), an air suction groove (303), a placement frame (304) and an air hole (305), wherein the water hole (302) is arranged in the middle of the mounting frame (301), the air suction groove (303) is arranged at the bottom of the mounting frame (301), the placement frame (304) is arranged outside the mounting frame (301), and the air hole (305) is arranged below the placement frame (304).

2. A rainfall evaporation metering device according to claim 1, characterized in that: The placement rack (304) comprises a mounting plate (310), a placement plate (311), a drainage groove (312) and a handle (313); the placement plate (311) is arranged inside the mounting rack (301); the mounting plate (310) is fixedly connected to one end of the placement plate (311); the handle (313) is fixedly connected to one end of the mounting plate (310); and the drainage groove (312) is opened inside the placement plate (311).

3. A rainfall evaporation metering device according to claim 1, characterized in that: The connecting rod (2) comprises a rod body (201) and a screw hole (202); the rod body (201) is plugged and connected to the top of the collection barrel (1); and the screw hole (202) is opened inside the rod body (201).

4. A rainfall evaporation metering device according to claim 1, characterized in that: The outer side of the bottom of the collection bucket (1) is fixedly connected with a mounting foot (101), and the number of the mounting feet (101) is four and evenly distributed around the bottom of the collection bucket (1).

5. A rainfall evaporation metering device according to claim 1, characterized in that: A fastening bolt (102) is provided on the outer side of the top of the collection barrel (1), and the fastening bolt (102) passes through the collection barrel (1) and is threadedly connected to the screw hole (202).

6. A rainfall evaporation metering device according to claim 5, characterized in that: A shielding plate (103) is provided on the top of the fastening bolt (102).

7. A rainfall evaporation metering device according to claim 1, characterized in that: The top of the mounting frame (301) is provided with transparent tempered glass.

8. A rainfall evaporation metering device according to claim 1, characterized in that: The air suction grooves (303) are evenly distributed at the bottom of the mounting frame (301).

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