CN212135773U

CN212135773U - Device for rapidly setting fixed and variable quantity of rainwater to corrode land

Info

Publication number: CN212135773U
Application number: CN202021121057.4U
Authority: CN
Inventors: 都基毅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-12-11
Anticipated expiration: 2030-06-17

Abstract

The utility model aims at providing a set up device of rainwater of fixed variable volume to soil erosion fast, including cell body, mounting bracket, pivot, protractor, geosynclinal groove, rainfall analog board, water pump, vertical hard tube, horizontal hard tube, clip, display screen, water flow sensor, Aduino main control board. The utility model discloses a design one kind can set up required ration of experiment and variable fast, overcomes present most of teaching aids and can only be applied to a lesson journey teaching content limitation, can be applied to and explore the experiment such as land receives erosion influence factor rainfall, slope. The device scientific and reasonable, the simulation precision is high, and the standard component uses practices thrift the cost, is convenient for maintain, except being applicable to the teaching of many lessons of this unit, can be applied to geography simultaneously, synthesizes the practice activity teaching, also can be used to places such as science and technology museum, museum exhibition show, lets the operator can directly perceivedly know the soil and receives the erosion factor and the soil receives the erosion change process, effectively improves the experimental apparatus rate of utilization.

Description

Device for rapidly setting fixed and variable quantity of rainwater to corrode land

Technical Field

The utility model relates to a simulation natural environment changes teaching field, concretely relates to can set up experiment ration and variable fast, be applied to and explore rainfall, slope wait condition to the device that the soil is influenced by erosion.

Background

The opinion on strengthening and improving the experimental teaching of primary and secondary schools of the education department is published in 2019, 11, 29, and encourages primary and secondary schools to develop innovation, pay attention to the advanced trend of science and technology, and technically integrate the educational teaching activities into daily experimental teaching. A text of 'erosion of rainwater to the land' is recorded in the fifth grade of the textbook version of the science course of the primary school, but the students can not directly recognize the natural phenomenon based on the text description of the text. In the prior art, some teaching aids designed for assisting students to recognize influence caused by rainwater and soil erosion appear.

However, the teaching aids in the prior art also have the following problems: 1. the teaching materials cannot be directly corresponded, and the pertinence is not strong; 2. the experiment operation is troublesome, and the observation is lack of scientificity; 3. when the handheld watering can is used for simulating rainfall, the spray head is small, and only a small influence of erosion of a part of land by rainwater can be displayed; 4. the experimental phenomenon is not obvious, and the land gradient can not be accurately adjusted; 5. the contrast conditions are not strict, and in 3 contrast experiments, the rainfall and the rainfall height are difficult to unify, so that the autonomous exploration and observation of students in the experimental process are not facilitated.

The rainfall simulation of the prior art is to land erosion equipment, which generally simulates the rainfall situation through water pump water spraying, and has a great difference from the real gravity influence in nature. And when the precipitation to the flow through the earth's surface is retrieved, do not have filter equipment, the erosion that the rainwater produced different topography can carry partial silt or soil, and the backwash pump is harmd easily in the backward flow this time, damages the experiment teaching aid. Moreover, no reasonable gradient adjusting structure design exists in the prior art.

In order to better carry out the popularization teaching to the course, especially to the teaching popularization in poor mountain areas, an experiment teaching aid with more reasonable design, real simulation and lower cost is needed.

Disclosure of Invention

The utility model aims at providing a set up the device that the rainwater of fixed variable was to soil erosion fast, this circulation presentation device can simulate the rainwater and erode the soil, overcomes prior art's design defect, has design scientific and reasonable, simulates really, convenient to use, characteristics such as the cost is lower, be convenient for maintain.

The technical scheme of the utility model as follows:

the device for rapidly setting the erosion of the rainwater with the fixed variable quantity to the land comprises a pool body, a mounting frame, a rotating shaft, a protractor, a ground groove, a rainfall simulation plate, a water pump, a vertical hard pipe, a horizontal hard pipe and a clamp;

the mounting frame is arranged on the tank body, a rotating shaft is arranged at the upper end of the mounting frame and suspended above the tank body, the rotating shaft can rotate relative to the mounting frame, and the ground-shaped groove is fixedly arranged on the rotating shaft and can rotate along with the rotating shaft;

the mounting frame is provided with a protractor, the protractor is positioned at one side of the ground groove, and the rotating shaft vertically passes through the circle center of the protractor; the back end of the ground groove is provided with a connecting plate parallel to the plane of the protractor, and the connecting plate and the protractor are clamped simultaneously through a clamp, so that the ground groove is fixed relative to the protractor, and the included angle between the ground groove and the horizontal plane is adjusted;

the vertical hard pipe is arranged on one side of the tank body, the upper end of the vertical hard pipe is provided with a horizontal hard pipe, the upper end of the rainfall simulation board is connected with the horizontal hard pipe through a connecting pipe, and a plurality of rainwater holes are uniformly arranged on the lower bottom surface of the rainfall simulation board at intervals and can integrally cover the ground groove area;

the side wall of the pool body is provided with a water supply port which is connected with a hard water pipe through a water supply pipe and a water pump.

The top of the ground groove and the box body structure with an opening at the front part are arranged.

The connecting plate is an extension plate of the left side wall or the right side wall of the ground groove.

The mounting frame comprises a left support, a middle support and a right support, the left support and the right support are respectively arranged on the outer walls of the left side and the right side of the tank body, the middle support is arranged in the middle of the tank body, a group of rotating shafts are arranged between the left support and the middle support, and a group of rotating shafts are also arranged between the middle support and the right support;

two sets of corresponding rotating shafts, protractors, ground grooves, rainfall simulation plates, vertical hard tubes, horizontal hard tubes and clamps are respectively arranged.

And the two groups of vertical hard tubes are respectively provided with a water valve I and a water flow sensor.

The device for rapidly setting the fixed and variable quantity of the rainwater to corrode the land further comprises a display screen, wherein the display screen is electrically connected with the water flow sensor and displays the flow of water. The display screen can also play a science popularization video of rainwater on land erosion, and can assist students to intuitively understand scientific principles and concepts involved in the process of rainwater on land erosion while simulating experimental observation.

The model of the water flow sensor is a sub transparent water flow sensor YF-SC.

The two groups of horizontal hard tubes are communicated with each other, and a water valve II is arranged between the two groups of horizontal hard tubes.

The filter screen is arranged between the front part and the rear part of the tank body, a clapboard is arranged between the front side wall of the tank body and the filter screen, and the tank body is divided into two parts which respectively correspond to the two groups of ground grooves.

The bottom of the rear side wall of the tank body is provided with a drain pipe, and the drain pipe is provided with a drain valve.

The working process of the utility model is as follows: the rain simulation device comprises a rain simulation plate, a rain hole, a water pump switch, a water valve I, a rain flow control plate, a rain hole, a rain simulation plate and a soil surface.

The utility model discloses set up two sets of integrated analog device, can form typical experiment, the synchronous demonstration of contrast group, the student of being convenient for more tests and observes.

The utility model discloses a manual nimble control of geosyncline slope inclination accessible, the protractor can embody the geosyncline slope directly perceived, can simulate better under the different slopes by the rainwater erosion condition, plant that can also be convenient the cover needs on earth, further enlarge the simulation experiment scope.

The utility model discloses can accomplish the rainwater in step and to the three key element of soil erosion, rivers size, different topography, different slopes, have or not to plant the experiment operation that is covered, and rainwater backflow filtration recycles, designs more scientific and reasonable, and it is also very convenient to use and maintain.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of a three-dimensional structure of the back angle of the present invention.

The names and the labels of the parts in the figure are as follows:

1 is the cell body, 2 is the mounting bracket, 3 is the pivot, 4 is the protractor, 5 is the geosyncline groove, 6 is the rainfall simulation board, 7 is the water pump, 8 is vertical hard tube, 9 is horizontal hard tube, 10 is the clip, 11 is the connecting plate, 12 is the delivery pipe, 13 is water valve I, 14 is water flow sensor, 15 is water valve II, 16 is filter screen cloth, 17 is the baffle, 18 is the display screen, 19 is the drain pipe, 20 is the drain valve.

21 is a left bracket, 22 is a middle bracket and 23 is a right bracket.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Example 1

As shown in fig. 1-2, the device for rapidly setting the erosion of rainwater with fixed and variable quantities to the land comprises a pool body 1, a mounting frame 2, a rotating shaft 3, a protractor 4, a ground groove 5, a rainfall simulation plate 6, a water pump 7, a vertical hard pipe 8, a horizontal hard pipe 9 and a clamp 10;

the mounting frame 2 is arranged on the tank body 1, the upper end of the mounting frame 2 is provided with a rotating shaft 3, the rotating shaft 3 is suspended above the tank body 1, the rotating shaft 3 can rotate relative to the mounting frame 2, and the ground groove 5 is fixedly arranged on the rotating shaft 3 and can rotate along with the rotating shaft;

the mounting frame 2 is provided with a protractor 4, the protractor 4 is positioned at one side of the ground groove 5, and the rotating shaft 3 vertically passes through the circle center of the protractor 4; the rear end of the ground groove 5 is provided with a connecting plate 11 parallel to the plane of the protractor 4, and the connecting plate 11 and the protractor 4 are clamped simultaneously by a clamp 10, so that the ground groove 5 is fixed relative to the protractor 4, and the included angle between the ground groove 5 and the horizontal plane is adjusted;

the vertical hard pipe 8 is arranged on one side of the pool body 1, the upper end of the vertical hard pipe is provided with a horizontal hard pipe 9, the upper end of the rainfall simulation board 6 is connected with the horizontal hard pipe 9 through a connecting pipe, and the spraying board surface of the rainfall simulation board 6 is positioned right above the ground-shaped groove 5 and can integrally cover the area of the ground-shaped groove 5;

the side wall of the tank body 1 is provided with a water supply port which is connected with a hard water pipe 8 through a water supply pipe 12 and a water pump 7.

The top of the ground groove 5 and the box body structure with an opening at the front part.

The connecting plate 11 is an extension plate of the left side wall or the right side wall of the ground groove 5.

The mounting frame 2 comprises a left support 21, a middle support 22 and a right support 23, the left support 21 and the right support 23 are respectively arranged on the outer walls of the left side and the right side of the tank body 1, the middle support 22 is arranged in the middle of the tank body 1, a group of rotating shafts 3 are arranged between the left support 21 and the middle support 22, and a group of rotating shafts 3 are also arranged between the middle support 22 and the right support 23;

corresponding to the two groups of rotating shafts 3, two groups of protractors 4, ground grooves 5, rainfall simulation plates 6, vertical hard tubes 8, horizontal hard tubes 9 and clamps 10 are respectively arranged.

And the two groups of vertical hard pipes 8 are respectively provided with a water valve I13 and a water flow sensor 14.

The device for rapidly setting the erosion of the rainwater with the fixed variable quantity to the land further comprises a display screen 18, wherein the display screen 18 is electrically connected with the water flow sensor 14 to display the flow of water.

The model of the water flow sensor 14 is a 4-point transparent water flow sensor YF-S201C.

The two groups of horizontal hard tubes 9 are communicated with each other, and a water valve II 15 is arranged between the two groups of horizontal hard tubes.

A filtering screen 16 is arranged between the front part and the rear part of the tank body 1, a clapboard 17 is arranged between the front side wall of the tank body 1 and the filtering screen 16, and the tank body 1 is divided into two parts which respectively correspond to the two groups of ground grooves 5.

The bottom of the rear side wall of the tank body 1 is provided with a drain pipe 19, and the drain pipe 19 is provided with a drain valve 20.

Claims

1. A device for rapidly setting fixed and variable amounts of rainwater to corrode land comprises a pool body (1), a mounting frame (2), a rotating shaft (3), a protractor (4), a land-shaped groove (5), a rainfall simulation plate (6), a water pump (7), a vertical hard pipe (8), a horizontal hard pipe (9) and a clamp (10); the method is characterized in that:

the mounting frame (2) is arranged on the tank body (1), the upper end of the mounting frame (2) is provided with a rotating shaft (3), the rotating shaft (3) is suspended above the tank body (1), the rotating shaft (3) can rotate relative to the mounting frame (2), and the ground-shaped groove (5) is fixedly arranged on the rotating shaft (3) and can rotate along with the rotating shaft;

the mounting rack (2) is provided with a protractor (4), the protractor (4) is positioned on one side of the ground groove (5), and the rotating shaft (3) vertically passes through the circle center of the protractor (4); the rear end of the ground groove (5) is provided with a connecting plate (11) parallel to the plane of the protractor (4), and the connecting plate (11) and the protractor (4) are clamped simultaneously through a clamp (10), so that the ground groove (5) is fixed relative to the protractor (4), and the included angle between the ground groove (5) and the horizontal plane is adjusted;

the vertical hard pipe (8) is arranged on one side of the tank body (1), the upper end of the vertical hard pipe is provided with a horizontal hard pipe (9), the upper end of the rainfall simulation board (6) is connected with the horizontal hard pipe (9) through a connecting pipe, and a plurality of rainwater holes are uniformly arranged on the lower bottom surface of the rainfall simulation board (6) at intervals and can integrally cover the area of the ground groove (5);

the side wall of the tank body (1) is provided with a water supply port, and the water supply port is connected with a vertical hard pipe (8) through a water supply pipe (12) and a water pump (7).

2. A device for rapid setting of a constant amount of rain erosion on land as claimed in claim 1 wherein: the ground groove (5) is a box body structure with an opening at the top and the front.

3. A device for rapid setting of a constant amount of rain erosion on land as claimed in claim 1 wherein: the connecting plate (11) is an extension plate of the left side wall or the right side wall of the ground groove (5).

4. A device for rapid setting of a constant amount of rain erosion on land as claimed in claim 1 wherein: the mounting frame (2) comprises a left support (21), a middle support (22) and a right support (23), the left support (21) and the right support (23) are respectively arranged on the outer walls of the left side and the right side of the tank body (1), the middle support (22) is arranged in the middle of the tank body (1), a group of rotating shafts (3) are arranged between the left support (21) and the middle support (22), and a group of rotating shafts (3) are also arranged between the middle support (22) and the right support (23);

the rainfall simulation device is characterized in that two sets of protractors (4), ground grooves (5), rainfall simulation plates (6), vertical hard tubes (8), horizontal hard tubes (9) and clamps (10) are arranged corresponding to the two sets of rotating shafts (3).

5. An apparatus for rapid setting of a constant amount of rain erosion for land erosion as claimed in claim 4 wherein: and the two groups of vertical hard pipes (8) are respectively provided with a water valve I (13) and a water flow sensor (14).

6. An apparatus for rapidly setting a constant or variable amount of storm water erosion as defined in claim 5 wherein: the water flow meter is characterized by further comprising a display screen (18), wherein the display screen (18) is electrically connected with the water flow sensor (14) and displays the water flow.

7. An apparatus for rapidly setting a constant or variable amount of storm water erosion as defined in claim 5 wherein: the model of the water flow sensor (14) is a 4-point transparent water flow sensor YF-S201C.

8. An apparatus for rapid setting of a constant amount of rain erosion for land erosion as claimed in claim 4 wherein: the two groups of horizontal hard tubes (9) are communicated with each other, and a water valve II (15) is arranged between the two groups of horizontal hard tubes.

9. An apparatus for rapid setting of a constant amount of rain erosion for land erosion as claimed in claim 4 wherein: the filter is characterized in that a filter screen (16) is arranged between the front part and the rear part of the pool body (1), a partition plate (17) is arranged between the front side wall of the pool body (1) and the filter screen (16), and the pool body (1) is divided into two parts which respectively correspond to the two groups of ground grooves (5).

10. A device for rapid setting of a constant amount of rain erosion on land as claimed in claim 1 wherein: the bottom of the rear side wall of the tank body (1) is provided with a drain pipe (19), and the drain pipe (19) is provided with a drain valve (20).