CN213338081U

CN213338081U - Rain gauge for hydrological observation

Info

Publication number: CN213338081U
Application number: CN202022612525.4U
Authority: CN
Inventors: 孟翠翠
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-06-01
Anticipated expiration: 2030-11-12

Abstract

The utility model discloses a rain gauge for hydrological observation, which comprises a measuring box, a collecting cylinder and a decontamination device, wherein the decontamination device comprises a connecting cylinder, a rotating shaft and a collecting box, the collecting cylinder is fixedly connected at the top of the measuring box, the decontamination device is arranged in the collecting cylinder, the collecting cylinder is fixedly connected with a collecting funnel, the connecting cylinder is fixedly connected at the bottom of the collecting funnel, the left side and the right side of the connecting cylinder are symmetrically and fixedly connected with a filter cylinder, the rotating shaft is rotatably connected in the filter cylinder, the rotating shaft is fixedly connected with the spiral conveying blade, the utility model has the advantages that when the device is used, the arrangement of the roller can block branches with larger size, the arrangement of the dirt removing device can separate leaves, winged insects and the like mixed in rainwater, therefore, the blockage phenomenon of the communicating pipe is effectively avoided, and rainwater is collected more smoothly, so that the observation of the rainfall is more accurate.

Description

Rain gauge for hydrological observation

Technical Field

The utility model relates to a technical field is surveyd to the hydrology, concretely relates to hydrology is surveyd and is used hyetometer.

Background

The hydrological observation is suitable for hydrological departments to monitor hydrological parameters of rivers, lakes, reservoirs, channels, underground water and the like in real time, precipitation is an important meteorological element, and the observation of precipitation has important significance for the observation of meteorology, hydrology, oceans and environment and the safety of aviation and railway traffic. The rain gauge is an important instrument for observing the rainfall.

The rain gauge generally collects rainwater through a collecting funnel, and conveys the rainwater to the measuring device through the communicating pipe, but in the process, due to the existence of dust or winged insects in the air, the phenomenon of blockage of the communicating pipe is very easy to occur, so that the rainwater is not conveyed smoothly.

Particularly, when rainfall is observed in a rainforest area, the phenomenon of blockage of the communicating pipe is more serious because fallen leaves or fine branches fall into the collecting funnel.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a hydrology is surveyd and is used hyetometer, the utility model discloses a realize through following technical scheme.

A hydrological observation rain gauge comprises a measuring box, a collecting cylinder and a decontamination device; the measuring box is of a cuboid cavity structure, the measuring box is made of transparent materials, the outer wall of a left side plate of the measuring box is provided with scale marks, the bottom of the right side plate of the measuring box is fixedly connected with a drain pipe, the drain pipe is provided with a valve, the collecting cylinder is of a cylindrical cavity structure with openings at the upper end and the lower end, the collecting cylinder is arranged on a top plate of the measuring box, the upper part of an inner cavity of the collecting cylinder is fixedly connected with a collecting funnel, and the bottom of the collecting funnel is fixedly connected with a vertically downward communicating;

the decontamination device comprises a connecting cylinder, a rotating shaft and a collecting box, the connecting cylinder is fixedly connected at the bottom of the communicating pipe, the left side and the right side of the connecting cylinder are symmetrically and fixedly connected with steel filter cylinders, the head of the filter cylinder is fixedly connected with the inner wall of the collecting cylinder, a sewage draining outlet is arranged at the right side of the collecting cylinder corresponding to the position of the filter cylinder, the rotating shaft is rotatably connected in the integrated structure of the connecting cylinder and the filter cylinder, the left end of the rotating shaft extends out of the collecting cylinder and is uniformly and fixedly connected with rotating blades at the circumference, the rotating shaft in the integrated structure of the connecting cylinder and the filter cylinder is fixedly connected with spiral conveying blades, the collecting box rigid coupling is at the outer wall of a collecting cylinder and closes the drain cover in it, and the bottom plate of collecting box sets up along the direction downward sloping of directional collecting cylinder axis, and the collecting box is the open setting in arc and top, and the inner wall upper portion of collecting box and the outer wall of a collecting cylinder correspond the position rigid coupling and have the attachment strap, the apron has been placed on the attachment strap.

Further, the top rigid coupling of collecting vessel has a top case, the top case is upper portion open-ended cuboid cavity structure, rotates between the curb plate of controlling of top case and is connected with the roller, the roller is vertically evenly equipped with a plurality ofly.

Furthermore, a draining plate is fixedly connected in the collecting box and positioned below the sewage draining outlet, and a backflow port is arranged on the collecting barrel below the draining plate.

Furthermore, the collecting cylinder is rotatably connected with a top plate of the measuring box, a worm wheel is fixedly connected to the outer wall of the collecting cylinder above the measuring box, shaft seats are symmetrically and fixedly connected to the left side of the upper surface of the top plate of the measuring box in a front-back mode, a worm is rotatably connected between the shaft seats, and the worm is meshed with the worm wheel.

Further, the lead angle of the worm is smaller than the equivalent friction angle between the teeth of the worm and the meshing wheel of the worm wheel.

The beneficial effects of the utility model are that, this device is at the in-process that uses, can block the great branch of size through the setting of roller, can separate leaf, winged insect etc. that mix in the rainwater through the setting of scrubbing device to effectively avoid the jam of communicating pipe, and then make the rainwater collect more smoothly, thereby make the observation of rainfall more accurate.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some examples of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1: the utility model relates to an axonometric drawing of a rain gauge for hydrological observation;

FIG. 2: the utility model relates to a section view of a rain gauge for hydrological observation;

FIG. 3: FIG. 2 shows a partial enlarged view at A;

FIG. 4: fig. 2 shows a partial enlarged view at a.

The reference numbers are as follows:

1-measuring box, 2-collecting cylinder, 301-connecting cylinder, 302-rotating shaft, 303-collecting box, 304-filtering cylinder, 305-sewage draining outlet, 306-rotating blade, 307-spiral conveying blade, 308-lapping plate, 309-cover plate, 310-draining plate, 311-return outlet, 4-graduation line, 5-drainage pipe, 6-valve, 7-collecting funnel, 8-communicating pipe, 9-top box, 10-roller, 11-worm wheel, 12-shaft seat and 13-worm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, a rain gauge for hydrological observation includes a measuring tank 1, a collecting cylinder 2 and a dirt removing device; the measuring box 1 is of a cuboid cavity structure, the measuring box 1 is made of transparent materials, the outer wall of a left side plate of the measuring box 1 is provided with scale marks 4, the bottom of the right side plate of the measuring box 1 is fixedly connected with a drain pipe 5, the drain pipe 5 is provided with a valve 6, the collecting cylinder 2 is of a cylindrical cavity structure with openings at the upper end and the lower end, the collecting cylinder 2 is arranged on a top plate of the measuring box 1, the upper part of an inner cavity of the collecting cylinder 2 is fixedly connected with a collecting funnel 7, and the bottom of the collecting funnel 7 is fixedly connected with a vertical;

the dirt removing device comprises a connecting cylinder 301, a rotating shaft 302 and a collecting box 303, wherein the connecting cylinder 301 is fixedly connected at the bottom of a communicating pipe 8, steel filter cylinders 304 are symmetrically and fixedly connected at the left side and the right side of the connecting cylinder 301, the head of each filter cylinder 304 is fixedly connected with the inner wall of the collecting cylinder 2, a dirt discharge port 305 is arranged at the position, corresponding to the filter cylinders 304, of the right side of the collecting cylinder 2, the rotating shaft 302 is rotatably connected in an integrated structure of the connecting cylinder 301 and the filter cylinders 304, the left end of the rotating shaft 302 extends out of the collecting cylinder 2 and is uniformly and fixedly connected with rotating blades 306 at the circumference, spiral conveying blades 307 are fixedly connected on the rotating shaft 302 in the integrated structure of the connecting cylinder 301 and the filter cylinders 304, the collecting box 303 is fixedly connected on the outer wall of the collecting cylinder 2 and covers the dirt discharge port 305 in the collecting box 303, the bottom plate of the collecting box is arranged in a downward inclination mode along the direction pointing to the axis of the collecting, a cover plate 309 is placed over the access plate 308.

Preferably, the top of the collecting cylinder 2 is fixedly connected with a top box 9, the top box 9 is of a cuboid cavity structure with an opening at the upper part, a roller 10 is rotatably connected between the left side plate and the right side plate of the top box 9, and the roller 10 is longitudinally and uniformly provided with a plurality of rollers.

Preferably, a draining plate 310 is fixedly connected in the collecting box 303, the draining plate 310 is positioned below the sewage draining outlet 305, and a return opening 311 is arranged on the collecting cylinder 2 below the draining plate 310.

Preferably, the collecting cylinder 2 is rotatably connected with a top plate of the measuring box 1, a worm wheel 11 is fixedly connected with the outer wall of the collecting cylinder 2 above the measuring box 1, shaft seats 12 are symmetrically and fixedly connected with the left side of the upper surface of the top plate of the measuring box 1 in a front-back symmetrical mode, a worm 13 is rotatably connected between the shaft seats 12, and the worm 13 is meshed with the worm wheel 11.

Preferably, the lead angle of the worm 13 is smaller than the equivalent friction angle between the teeth of the worm 13 and the worm wheel 11.

The utility model discloses a concrete implementation does:

during precipitation, rainwater is collected through the top box 9, and when precipitation is observed in rainforest regions, branches and the like with large sizes can be blocked through the roller 10, so that the branches and the like are prevented from entering the collecting cylinder 2.

Rainwater collected by the top box 9 enters the collecting funnel 7 and falls into a space surrounded by the connecting cylinder 301 and the filter cylinder 304 through the communicating pipe 8, the rainwater falls through the position of the filter cylinder 304 and enters the measuring box 1 to be collected, in the process, the rotating blade 306 is driven by external wind power to rotate, so that the rotating shaft 302 and the spiral conveying blade 307 rotate, the rotating spiral conveying blade 307 conveys sundries such as leaves and winged insects, and conveys the sundries into the collecting box 303 through the sewage draining outlet 305, the above processes can realize smooth collection of the rainwater, the rainwater amount in the measuring box 1 can be observed through the scale mark 4, further the rainfall amount in a certain time is counted, after one-time counting is completed, the valve 6 can be opened to discharge the rainwater in the measuring box 1, and further next-time collection and observation can be carried out.

The discharged impurities may carry certain sewage, and at this time, rainwater in the impurities may be drained through the draining plate 310 and flow back into the collecting cylinder 2 through the backflow port 311, so that the measurement is more accurate.

During the collection process, the worm wheel 11 can be driven to rotate through the rotation of the driving worm 13, so that the collecting cylinder 2 rotates, the rotating blade 306 is opposite to the air port, and the rotating blade 306 has enough wind power driving.

The lead angle of the worm 13 is smaller than the equivalent friction angle between the meshing wheel teeth of the worm 13 and the worm wheel 11, self-locking is generated between the worm 13 and the worm wheel 11, namely the worm 13 can drive the worm wheel 11 to rotate, and the worm wheel 11 cannot drive the worm 13 to rotate, so that the angle of the rotating blade 306 cannot be changed when no external force drives the worm 13, and the rotating blade is always opposite to the air port.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A rain gauge for hydrological observation is characterized in that: comprises a measuring box, a collecting cylinder and a decontamination device; the measuring box is of a cuboid cavity structure, the measuring box is made of transparent materials, the outer wall of a left side plate of the measuring box is provided with scale marks, the bottom of the right side plate of the measuring box is fixedly connected with a drain pipe, the drain pipe is provided with a valve, the collecting cylinder is of a cylindrical cavity structure with openings at the upper end and the lower end, the collecting cylinder is arranged on a top plate of the measuring box, the upper part of an inner cavity of the collecting cylinder is fixedly connected with a collecting funnel, and the bottom of the collecting funnel is fixedly connected with a vertically downward communicating;

2. A hydrological observation rain gauge according to claim 1, wherein: the top rigid coupling of collecting vessel has a top case, the top case is upper portion open-ended cuboid cavity structure, rotates between the curb plate of controlling of top case to be connected with the roller, the roller is vertically evenly equipped with a plurality ofly.

3. A hydrological observation rain gauge according to claim 1, wherein: a draining plate is fixedly connected in the collecting box and located below the sewage draining outlet, and a backflow port is formed in the collecting barrel below the draining plate.

4. A hydrological observation rain gauge according to claim 1, wherein: the collecting cylinder is rotatably connected with a top plate of the measuring box, a worm wheel is fixedly connected to the outer wall of the collecting cylinder above the measuring box, shaft seats are symmetrically and fixedly connected to the left side of the upper surface of the top plate of the measuring box in a front-back mode, a worm is rotatably connected between the shaft seats, and the worm is meshed with the worm wheel.

5. A hydrological observation rain gauge according to claim 4, wherein: the lead angle of the worm is smaller than the equivalent friction angle between the meshing wheel teeth of the worm and the worm wheel.