CN212010087U - Soil and water conservation teaching demonstration sand table - Google Patents
Soil and water conservation teaching demonstration sand table Download PDFInfo
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- CN212010087U CN212010087U CN202020477996.6U CN202020477996U CN212010087U CN 212010087 U CN212010087 U CN 212010087U CN 202020477996 U CN202020477996 U CN 202020477996U CN 212010087 U CN212010087 U CN 212010087U
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- sand table
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- mounting bracket
- table cabinet
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Abstract
The embodiment of the utility model discloses a soil and water conservation teaching demonstration sand table, which comprises a mounting rack which can be moved by rollers, wherein the top end of the mounting rack is provided with a sand table cabinet which is made of transparent acrylic plates and has an upward opening, four corners of the mounting rack are provided with a rainfall simulator which is positioned right above the sand table cabinet, one side in the sand table cabinet is provided with a guide plate for draining water, a plurality of seepage holes which are distributed equidistantly are arranged in the area which is not covered by the guide plate in the sand table cabinet, the soil and water loss is collected by the guide plate and a large collecting barrel at the bottom end of the guide plate through simulating the effect of soil and water treatment technology in the sand table cabinet, the bottom end of the sand table cabinet is provided with a collecting barrel for collecting rainwater permeating into the soil, when the collecting barrel is full of water, the collecting barrel drives a sealed floating ring automatic sealing collecting barrel through buoyancy, so as to prevent the collecting barrel from overflowing, is convenient for collecting the rainwater permeating into the soil and the subsequent replacement of the collecting barrel.
Description
Technical Field
The embodiment of the utility model provides a relate to engineering teaching aid technical field, concretely relates to soil and water conservation teaching demonstration sand table.
Background
Soil and water conservation refers to the prevention and treatment measures for soil and water loss caused by natural factors and artificial activities, and mainly aims to prevent soil and water loss, protect, improve and reasonably utilize soil and water resources, and establish the relevant work of good ecological environment, so that the soil and water conservation related courses are important professional courses in the field of forestry.
At present, teaching is developed mainly by combining classroom teaching and field practice, the classroom teaching mainly comprises multimedia data such as pictures, videos and the like, and vivid concrete demonstration is lacked; in addition, the outdoor practice teaching is greatly influenced by seasons and weather, and suitable outdoor teaching conditions are difficult to find at any time, so that the landform can be simulated in a sand table, and the outdoor simulation can be realized by sprinkling water in the sand table.
Because conventional sand table area is great, can produce a large amount of soil erosion and water loss in the simulation process of carrying out soil and water conservation, excessive soil erosion and water loss in the sand table collects and can greatly influence the user and observe, and conventional solution is to open at the bottom of the sand table and establish the wash port and discharge, is difficult to carry out effectual collection to soil erosion and water loss, and especially the rainwater that permeates soil is collected the degree of difficulty great.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a soil and water conservation teaching demonstration sand table to solve the sand table among the prior art and simulate soil and water loss and a small amount of infiltration rainwater that soil and water conservation kept the production and be difficult to collect the problem.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
a water and soil conservation teaching demonstration sand table comprises a mounting frame capable of moving through rollers, wherein a sand table cabinet which is made of transparent acrylic plates and has an upward opening is arranged at the top end of the mounting frame, rainfall simulators which are positioned right above the sand table cabinet are arranged at four corners of the mounting frame, a guide plate for draining water is arranged on one side in the sand table cabinet, a plurality of water seepage holes which are distributed at equal intervals are arranged in a region which is not covered by the guide plate in the sand table cabinet, and a drainage cylinder which extends to the bottom end of the sand table cabinet is arranged in each water seepage hole;
the bottom of sand table cabinet is in the outside of a drainage tube is equipped with bucket mounting bracket, and the inside of bucket mounting bracket is equipped with the collecting vessel, a drainage tube can stretch into the top end opening of collecting vessel, and the outside of a drainage tube is equipped with accessible buoyancy and floats to blockking up the sealed floating ring of bucket mounting bracket.
As a preferred scheme of the utility model, the inside of bucket mounting bracket is divided into kerve and top groove, kerve accessible screw thread with the collecting vessel is connected, the inside in top groove is equipped with a plurality of and communicates to external gas pocket.
As a preferred scheme of the utility model, the diameter of overhead tank is less than the diameter of kerve, the diameter of sealed floating ring is less than collecting vessel top end open-ended diameter, and the diameter of sealed floating ring is greater than the diameter of overhead tank.
As an optimized scheme of the utility model, the length of a drainage section of thick bamboo is greater than the height of bucket mounting bracket, and the bottom of a drainage section of thick bamboo is equipped with and is used for supporting the convex structure of sealed floating ring.
As an optimized scheme of the utility model, the top of guide plate is the structure of caving in to the bottom of the structure of caving in is equipped with the wash port that is used for the drainage, and be equipped with in the wash port and extend to the drainage hose of sand table cabinet bottom.
As an optimized scheme of the utility model, the bottom of sand table cabinet is in the outside of wash port is equipped with the vat mounting bracket, and inside the being equipped with of vat mounting bracket is used for collecting the big collecting vessel of water.
As an optimal scheme of the utility model, the inside in infiltration hole is equipped with the filtration cotton piece that is used for filtering muddy water to it has haydite sand to filter cotton piece inside packing.
The utility model discloses an embodiment has following advantage:
the utility model discloses an effect of simulation soil erosion and water loss treatment technique in the sand table cabinet, through the big collecting vessel collection soil erosion and water loss of guide plate and its bottom to set up the rainwater collecting vessel that is used for collecting infiltration soil in sand table cabinet bottom, drive sealed floating ring self-sealing collecting vessel through buoyancy when the collecting vessel is full of water, prevent that the water of collecting vessel from overflowing, be convenient for collect the rainwater of infiltration soil and the follow-up change of collecting vessel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is an overall side view of an embodiment of the present invention;
fig. 2 is a top view of a sand table cabinet according to an embodiment of the present invention;
FIG. 3 is a schematic view of a connection of a collecting vessel according to an embodiment of the present invention;
fig. 4 is a sectional view of the bucket mounting bracket according to the embodiment of the present invention.
In the figure: 1-a mounting frame; 2-a sand table cabinet; 3-a rainfall simulator; 4-a flow guide plate; 5-water seepage holes; 6, a drainage cylinder; 7-a barrel mounting frame; 8, a collecting barrel; 9-sealing a floating ring;
401-drain holes; 402-a drain hose; 403-vat mount; 404-big collecting bucket;
701-a bottom groove; 702-a top groove; 703-air holes.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model provides a soil and water conservation teaching demonstration sand table specifically includes mounting bracket 1 that the accessible gyro wheel removed, mounting bracket 1's top is equipped with all around for transparent acrylic plate material and opening sand table cabinet 2 up, and mounting bracket 1's four corners department is equipped with the rainfall simulator 3 that is in directly over sand table cabinet 2, inside one side of sand table cabinet 2 is equipped with guide plate 4 that is used for the drainage, the inside of sand table cabinet 2 is not equipped with the infiltration hole 5 that a plurality of equidistance distributes by the region that guide plate 4 covered, and be equipped with the drain cylinder 6 that extends to sand table cabinet 2 bottom in the infiltration hole 5.
The top end of the guide plate 4 is of an invagination structure, the bottom end of the invagination structure is provided with a drain hole 401 for draining water, and a drain hose 402 extending to the bottom end of the sand disc cabinet 2 is arranged in the drain hole 401.
A tub mounting bracket 403 is provided at the bottom end of the sand table cabinet 2 at the outer side of the water discharge hole 401, and a tub 404 for collecting water is provided inside the tub mounting bracket 403.
The inside of infiltration hole 5 is equipped with the filtration cotton piece that is used for filtering the muddy water to it has haydite sand to filter cotton piece inside packing.
Soil for simulation teaching is filled in an area, which is not covered by the guide plate 4, in the sand table cabinet 2, a corresponding model is placed on the soil according to needs, or different water and soil conservation technical measures such as terrace building, interception ditch and vegetation measure are built on the soil surface, rainfall is simulated at the opening at the top end of the sand table cabinet 2 by controlling the rainfall simulator 3 (the model is an EMI-RS artificial rainfall simulator), so that water and soil conservation classroom teaching simulation such as soil erosion type and law, water loss treatment technical benefit analysis and the like is developed, and the effect of different water and soil loss treatment technologies can be observed by repeating the above process.
In the process of rainfall, water flow can flow on the soil surface and carry silt to be water and soil loss, until flowing to guide plate 4, and discharge along wash port 401 and drainage hose 402 on guide plate 4, or install big collecting vessel and collect water and soil loss at the bottom of wash port 401, prevent that the observation is influenced to a large amount of water and soil loss of deposit in sand table cabinet 2, wherein in the small part rainwater can permeate soil, carry out preliminary filtration through the inside filter plate of placing in infiltration hole 5 after depositing to sand table cabinet 2 bottom, later by infiltration hole 5 and drain cylinder 6 eduction gear, because rainwater soil infiltration speed is slow, and the filter plate that has the haydite filters, make the rainwater of carrying a small amount of impurity that collects here.
As shown in fig. 3 and 4, a tub mounting bracket 7 is provided at the bottom end of the sand table cabinet 2 at the outside of the drain cylinder 6, and a collecting tub 8 is provided inside the tub mounting bracket 7, the drain cylinder 6 may extend into the top end opening of the collecting tub 8, and a sealing floating ring 9 floating up to block the tub mounting bracket 7 by buoyancy is provided at the outside of the drain cylinder 6.
The inside of bucket mounting bracket 7 is divided into kerve 701 and top groove 702, and kerve 701 accessible screw thread is connected with collecting vessel 8, and the inside of top groove 702 is equipped with a plurality of and communicates to external gas pocket 703.
The diameter of the top groove 702 is smaller than that of the bottom groove 701, the diameter of the sealing floating ring 9 is smaller than that of the top opening of the collecting barrel 8, and the diameter of the sealing floating ring 9 is larger than that of the top groove 702.
The length of the drain cylinder 6 is greater than the height of the tub mounting bracket 7, and the bottom end of the drain cylinder 6 is provided with a convex structure for supporting the sealing floating ring 9.
With 8 openings of collecting vessel up and twist in bucket mounting bracket 7, make corresponding drain cylinder 6 stretch into in the collecting vessel 8, the rainwater when infiltration soil filters back along drain cylinder 6 inflow collecting vessel 8 through infiltration hole 5, because the collecting vessel 8 passes through gas pocket 703 and external intercommunication on the bucket mounting bracket 7, and the drain cylinder 6 outside is equipped with the sealed floating ring 9 that goes up and down through buoyancy, along with the water level in the collecting vessel 8 constantly rises, float to covering the overhead tank 702 completely until sealed floating ring 9 floats, can't pass through bucket mounting bracket 7 and external intercommunication in the collecting vessel 8 this moment, lead to being in relative inclosed state in the collecting vessel 8, consequently, ponding in the sand table cabinet 2 can't discharge into in the collecting vessel 8 through infiltration hole 5, prevent that the water in the collecting vessel 8 from overflowing, be convenient for follow-up change collecting vessel 8.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (7)
1. The utility model provides a soil and water conservation teaching demonstration sand table, includes mounting bracket (1) that the accessible gyro wheel removed, the top of mounting bracket (1) is equipped with all around for transparent ya keli board material and opening sand table cabinet (2) up, and the four corners department of mounting bracket (1) is equipped with and is in rainfall simulator (3) directly over sand table cabinet (2), its characterized in that: a guide plate (4) for draining water is arranged on one side of the interior of the sand table cabinet (2), a plurality of water seepage holes (5) which are distributed at equal intervals are formed in the area, which is not covered by the guide plate (4), of the interior of the sand table cabinet (2), and a drainage cylinder (6) extending to the bottom end of the sand table cabinet (2) is arranged in each water seepage hole (5);
the bottom of sand table cabinet (2) is in the outside of a drainage tube (6) is equipped with bucket mounting bracket (7), and the inside of bucket mounting bracket (7) is equipped with collecting vessel (8), drainage tube (6) can stretch into the top opening of collecting vessel (8), and the outside of drainage tube (6) is equipped with accessible buoyancy and floats to blockking up sealed floating ring (9) of bucket mounting bracket (7).
2. A soil and water conservation teaching demonstration sand table as claimed in claim 1, wherein the inside of the bucket mounting bracket (7) is divided into a bottom groove (701) and a top groove (702), the bottom groove (701) can be connected with the collecting bucket (8) through screw threads, and the inside of the top groove (702) is provided with a plurality of air holes (703) communicated to the outside.
3. An earth and water conservation teaching demonstration sand table as claimed in claim 2, characterized in that the diameter of the top groove (702) is smaller than that of the bottom groove (701), the diameter of the sealing floating ring (9) is smaller than that of the top opening of the collecting bucket (8), and the diameter of the sealing floating ring (9) is larger than that of the top groove (702).
4. A soil and water conservation teaching demonstration sand table as claimed in claim 1, wherein the length of the drain cylinder (6) is greater than the height of the bucket mounting bracket (7), and the bottom end of the drain cylinder (6) is provided with a convex structure for supporting the sealing floating ring (9).
5. A soil and water conservation teaching demonstration sand table as claimed in claim 1, wherein the top end of the deflector (4) is of an invagination structure, the bottom end of the invagination structure is provided with a drain hole (401) for draining water, and a drain hose (402) extending to the bottom end of the sand table cabinet (2) is arranged in the drain hole (401).
6. A soil and water conservation teaching demonstration sand table as claimed in claim 5, characterized in that the bottom end of the sand table cabinet (2) at the outer side of the drain hole (401) is provided with a big barrel mounting bracket (403), and the big barrel mounting bracket (403) is internally provided with a big collecting barrel (404) for collecting water.
7. The soil and water conservation teaching demonstration sand table as claimed in claim 1, wherein the inside of the water seepage hole (5) is provided with a filter cotton sheet for filtering muddy water, and the inside of the filter cotton sheet is filled with ceramsite sand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020477996.6U CN212010087U (en) | 2020-04-03 | 2020-04-03 | Soil and water conservation teaching demonstration sand table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020477996.6U CN212010087U (en) | 2020-04-03 | 2020-04-03 | Soil and water conservation teaching demonstration sand table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212010087U true CN212010087U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020477996.6U Expired - Fee Related CN212010087U (en) | 2020-04-03 | 2020-04-03 | Soil and water conservation teaching demonstration sand table |
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| Country | Link |
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| CN (1) | CN212010087U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117110585A (en) * | 2023-10-23 | 2023-11-24 | 中国地质大学（北京） | Test equipment and method for simulating surface water erosion and root system seepage guiding action to promote cracking and seam formation |
-
2020
- 2020-04-03 CN CN202020477996.6U patent/CN212010087U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117110585A (en) * | 2023-10-23 | 2023-11-24 | 中国地质大学（北京） | Test equipment and method for simulating surface water erosion and root system seepage guiding action to promote cracking and seam formation |
| CN117110585B (en) * | 2023-10-23 | 2023-12-26 | 中国地质大学（北京） | Test equipment and method for simulating surface water erosion and root system seepage guiding action to promote cracking and seam formation |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201124 Termination date: 20210403 |
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| CF01 | Termination of patent right due to non-payment of annual fee |