CN103175773B - Testing device for simulating rainfall erosion - Google Patents
Testing device for simulating rainfall erosion Download PDFInfo
- Publication number
- CN103175773B CN103175773B CN201310104384.7A CN201310104384A CN103175773B CN 103175773 B CN103175773 B CN 103175773B CN 201310104384 A CN201310104384 A CN 201310104384A CN 103175773 B CN103175773 B CN 103175773B
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- water
- weathering
- water tank
- simulating
- glass tube
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- 238000012360 testing method Methods 0.000 title claims abstract description 46
- 230000003628 erosive effect Effects 0.000 title abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 239000002351 wastewater Substances 0.000 claims abstract description 55
- 239000011521 glass Substances 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims description 10
- 238000004088 simulation Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010985 leather Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract 3
- 238000010494 dissociation reaction Methods 0.000 description 3
- 230000005593 dissociations Effects 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- UPLPHRJJTCUQAY-WIRWPRASSA-N 2,3-thioepoxy madol Chemical compound C([C@@H]1CC2)[C@@H]3S[C@@H]3C[C@]1(C)[C@@H]1[C@@H]2[C@@H]2CC[C@](C)(O)[C@@]2(C)CC1 UPLPHRJJTCUQAY-WIRWPRASSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a testing device for simulating rainfall erosion. The testing device comprises a water intake tube, a water inlet, a first control valve, a water tank, a water isolating plate, a water sieve, a transparent glass tube, a support rack, a sample holding table, a water discharging port, a second control valve and a wastewater tank, wherein the water inlet is arranged at the top end of the water tank; the water inlet is connected with the water intake tube; the first control valve is arranged on the water inlet; the water isolating plate is arranged at the bottom of the water tank; the water sieve is arranged below the water isolating plate; the transparent glass tube is arranged on the side wall of the water tank; the upper end and the lower end of the transparent glass tube are both communicated with the water tank; the support rack is arranged below the water sieve; the wastewater tank is arranged below the support rack; the sample holding table is arranged between the support rack and the wastewater tank; the water discharging port is arranged at the bottom of the wastewater tank; and the second control valve is arranged on the water discharging port. The purpose that a test for simply, rapidly and conveniently observing the rainfall erosion in different flowing velocities and flow quantities is realized is achieved.
Description
Technical field
The present invention relates to a kind of for simulating the test unit of weathering.
Background technology
At present, the Existential Space in native ruins is mainly outdoor.Although be the area more arid in northwest; still have certain rainfall amount, the intensity in native ruins with respect to rock intensity a little less than, easily there is coombe or the phenomenon such as cave in ruins after contact with rainwater; cause the havoc in native ruins, for the protection of soil property historical relic brings threat.Therefore the destruction that, research weathering produces historical relic is extremely important.And now also not for simulating the test unit of weathering.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of for simulating the test unit of weathering, to realize simply, to observe efficiently the object of weathering under different in flow rate and different flow test.
For achieving the above object, the technical solution used in the present invention is:
A kind of for simulating the test unit of weathering, comprise water inlet pipe, water inlet, the first by-pass valve control, water tank, water-stop sheet, Waste water screen, transparent glass tube, bracing frame, mould loft floor, freeing port, the second by-pass valve control and wastewater trough, described water inlet is arranged on the top of water tank, on described water inlet, connect water inlet pipe, the first by-pass valve control is set on this water inlet, described water-stop sheet is arranged on the bottom of water tank, described Waste water screen is arranged on water-stop sheet below, described transparent glass tube is arranged on the sidewall of water tank, and the top and bottom of transparent glass tube are all communicated with water tank, the below of described Waste water screen arranges bracing frame, bracing frame below arranges wastewater trough, between bracing frame and wastewater trough, place mould loft floor, the bottom of described wastewater trough arranges freeing port, the second by-pass valve control is set in this freeing port.
Further, described water tank, bracing frame and wastewater trough are integrated.
Further, described water inlet pipe adopts soft rubber leather hose.
Further described transparent glass tube adopts organic glass, on described organic glass, is carved with scale, and this scale be take millimeter as unit.
Further, described transparent glass tube high scale is 0 ~ 500mm.
Further, described water tank is cylindric, and the diameter of water tank is 400mm, and height is 510mm, adopts stainless steel material.
Further, described mould loft floor material adopts stainless steel wire, and what mould loft floor was right-angled intersection is grid-like, and the area of each grid is 25mm
2.
Further, described wastewater trough adopts tinned sheet iron.
Further, by the first by-pass valve control, control water inlet Inlet and outlet water speed, keep the water level in water tank, the weathering test in simulation different in flow rate situation; On water tank side, transparent glass tube is housed, water level situation in observation water tank; Described Waste water screen is replaceable is the Waste water screen of different pore size, at quantity of water in water tank fixedly in the situation that, and the weathering test of simulation different flow; Described mould loft floor is made latticed, has reduced the impact of ponding on weathering test; The bottom of support frame as described above is provided with wastewater trough, for collecting the waste water after weathering test.
Technical scheme of the present invention has following beneficial effect:
Technical scheme of the present invention, by experiment unit simulation the test of exposed rain erosion, different according to different regions rainfall amount, conversion flow velocity, simulation soil sample is subject to rain erosion situation, draws the resistance to weathering intensity of ruins body.At water tank periphery, the transparent glass tube with scale is housed, SEA LEVEL VARIATION in observable water tank, convenient test is carried out.The Waste water screen of water tank bottom can be changed as required, changes water velocity and flow, observes preferably the weathering of soil sample in different in flow rate flow situation.By the ruins body to before and after reinforcing, carry out under the same conditions weathering test, help to choose the best reinforcement material of resistance to weathering.This equipment also has simply, the advantage of convenient operation.Wastewater trough is set simultaneously waste water is collected, guaranteed the health in laboratory.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 be described in the embodiment of the present invention for simulating the structural representation of the test unit of weathering;
Fig. 2 a and Fig. 2 b be described in the embodiment of the present invention for simulating the structural representation of the test unit Waste water screen of weathering.
Wherein: 1-water inlet pipe; 2-water inlet; 3-water tank; 4-Waste water screen; 5-mould loft floor; 6-freeing port; 7-water-stop sheet; 8-transparent glass tube; 9-bracing frame; 10-wastewater trough; 11-the second by-pass valve control; 12-the first by-pass valve control.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
As shown in Figure 1, a kind of for simulating the test unit of weathering, comprise water inlet pipe 1, water inlet 2, the first by-pass valve control 12, water tank 3, water-stop sheet 7, Waste water screen 4, transparent glass tube 8, bracing frame 9, mould loft floor 5, freeing port 6, the second by-pass valve control 11 and wastewater trough 10, water inlet 2 is arranged on the top of water tank 3, on water inlet 2, connect water inlet pipe 1, the first by-pass valve control 12 is set on this water inlet 2, water-stop sheet 7 is arranged on the bottom of water tank 3, Waste water screen 4 is arranged on water-stop sheet 7 belows, transparent glass tube 8 is arranged on the sidewall of water tank 3, and the top and bottom of transparent glass tube 8 are all communicated with water tank 3, the below of Waste water screen 4 arranges bracing frame 9, bracing frame 9 belows arrange wastewater trough 10, at bracing frame 9 and 10 of wastewater troughs, place mould loft floor 5, the bottom of wastewater trough 10 arranges freeing port 6, the second by-pass valve control 11 is set in this freeing port 6.
Wherein, water tank 3, bracing frame 9 and wastewater trough 10 can be integrated.Water inlet pipe 1 adopts soft rubber leather hose.Transparent glass tube 8 adopts organic glass, on described organic glass, is carved with scale, and this scale be take millimeter as unit.Transparent glass tube 8 high scales are 0 ~ 500mm.Water tank 3 is cylindric, and the diameter of water tank 3 is 400mm, and height is 510mm, adopts stainless steel material.Mould loft floor 5 materials adopt stainless steel wire, and mould loft floor 5 is grid-like for right-angled intersection, and the area of each grid is 25mm
2.Wastewater trough 10 adopts tinned sheet iron.By the first by-pass valve control 12 and the second by-pass valve control 11, control respectively the Inlet and outlet water speed of water inlet 2 and freeing port 6, keep the water level in water tank 3, the weathering test in simulation different in flow rate situation; On water tank side, transparent glass tube is housed, water level situation in observation water tank; Described Waste water screen is replaceable is the Waste water screen of different pore size, at quantity of water in water tank fixedly in the situation that, and the weathering test of simulation different flow; Described mould loft floor is made latticed, has reduced the impact of ponding on weathering test; The bottom of support frame as described above is provided with wastewater trough, for collecting the waste water after weathering test.
As shown in Figure 2 a and 2 b, the aperture of Waste water screen can arrange in experimental requirement.
For the test unit of simulating weathering install as follows:
1, lay water-stop sheet 7, sample is put on mould loft floor 5.
2, by testing requirements, lay suitable Waste water screen.
3, the fix weathering test of different flow in head situation, connects step 2; Soft rubber leather hose is being connected with water inlet 2, is regulating the first by-pass valve control 12, making the interior water of water tank 3 reach designated value, regulating the first by-pass valve control 12 to keep the water yield constant.
4, lay the Waste water screen 4 of different pore size, extract water-stop sheet 7 out, carry out weathering test.
5, do the test of varying head weathering, connect step 2; First put water-stop sheet well, in the situation that using same Waste water screen 4, regulate the first by-pass valve control 12, make the interior water level of water tank 3 in diverse location, carry out weathering test.
6, do contrast and reinforce the resistance to weathering strength test in front and back, connect step 2; The dissociation time t of ruins, front and back body under rainfall erosion reinforced in record, and dissociation time, t was longer, and the resistance to weathering effect of testimonial material is better.Choose on the other hand identical weathering test period t1(t1
t), ruins, calculating reinforcing front and back body is the mass loss rate in the situation that of the time in identical weathering, thereby from two aspects, verifies the effect of reinforcement materials, chooses suitable reinforcement material.
7, observe sample in the phenomenon of weathering process, Taking Pictures recording, records the dissociation time under sample different situations.
8, during off-test, freeing port 6 is opened, got rid of the waste water in wastewater trough 10.
Finally it should be noted that: the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although the present invention is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. one kind for simulating the test unit of weathering, it is characterized in that, comprise water inlet pipe, water inlet, the first by-pass valve control, water tank, water-stop sheet, Waste water screen, transparent glass tube, bracing frame, mould loft floor, freeing port, the second by-pass valve control and wastewater trough, described water inlet is arranged on the top of water tank, on described water inlet, connect water inlet pipe, the first by-pass valve control is set on this water inlet, described water-stop sheet is arranged on the bottom of water tank, described Waste water screen is arranged on water-stop sheet below, described transparent glass tube is arranged on the sidewall of water tank, and the top and bottom of transparent glass tube are all communicated with water tank, the below of described Waste water screen arranges bracing frame, bracing frame below arranges wastewater trough, between bracing frame and wastewater trough, place mould loft floor, the bottom of described wastewater trough arranges freeing port, the second by-pass valve control is set in this freeing port.
2. according to claim 1ly for simulating the test unit of weathering, it is characterized in that, described water tank, bracing frame and wastewater trough are integrated.
3. according to claim 1 and 2ly for simulating the test unit of weathering, it is characterized in that, described water inlet pipe adopts soft rubber leather hose.
4. according to claim 1 and 2ly for simulating the test unit of weathering, it is characterized in that, described transparent glass tube adopts organic glass, on described organic glass, is carved with scale, and this scale be take millimeter as unit.
5. according to claim 4ly for simulating the test unit of weathering, it is characterized in that, described transparent glass tube high scale is 0 ~ 500mm.
6. according to claim 1ly for simulating the test unit of weathering, it is characterized in that, described water tank is cylindric, and the diameter of water tank is 400mm, and height is 510mm, adopts stainless steel material.
7. according to claim 1ly for simulating the test unit of weathering, it is characterized in that, described mould loft floor material adopts stainless steel wire, and what mould loft floor was right-angled intersection is grid-like, and the area of each grid is 25mm
2.
8. according to claim 1ly for simulating the test unit of weathering, it is characterized in that, described wastewater trough adopts tinned sheet iron.
9. according to claim 1 and 2ly for simulating the test unit of weathering, it is characterized in that, by regulating the Inlet and outlet water speed of the first by-pass valve control, control the SEA LEVEL VARIATION in water tank, the weathering test in simulation different in flow rate situation; On water tank side, transparent glass tube is housed, water level situation in Observable water tank; Described Waste water screen is replaceable is the Waste water screen of different pore size, at quantity of water in water tank fixedly in the situation that, and the weathering test of simulation different flow; Described mould loft floor is made latticed, has reduced the impact of ponding on weathering test; The bottom of support frame as described above is provided with wastewater trough, for collecting the waste water after weathering test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310104384.7A CN103175773B (en) | 2013-03-28 | 2013-03-28 | Testing device for simulating rainfall erosion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310104384.7A CN103175773B (en) | 2013-03-28 | 2013-03-28 | Testing device for simulating rainfall erosion |
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| CN103175773A CN103175773A (en) | 2013-06-26 |
| CN103175773B true CN103175773B (en) | 2014-12-03 |
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| CN201310104384.7A Expired - Fee Related CN103175773B (en) | 2013-03-28 | 2013-03-28 | Testing device for simulating rainfall erosion |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964912B (en) * | 2015-06-19 | 2017-11-03 | 河海大学 | A kind of speeding-up simulation method in pitch long-term ageing and Moisture Damage coupling room |
| CN105973789B (en) * | 2016-04-29 | 2020-03-24 | 敦煌研究院 | Rain erosion simulation device special for earthen site |
| CN111044704A (en) * | 2019-12-03 | 2020-04-21 | 南昌大学 | Pipeline dissolution test equipment and method based on soil body internal erosion |
| CN111751270A (en) * | 2020-07-26 | 2020-10-09 | 上海麦加涂料有限公司 | Rain erosion test device and system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5243850A (en) * | 1990-04-11 | 1993-09-14 | The United States Of America As Represented By The Secretary Of Agriculture | Soil erodibility testing |
| CN2491827Y (en) * | 2001-08-31 | 2002-05-15 | 中国科学院金属研究所 | Raining simulation tester |
| CN1699962A (en) * | 2005-06-17 | 2005-11-23 | 哈尔滨工业大学 | Rainwash protection simulation experiment apparatus |
| CN201653876U (en) * | 2010-04-20 | 2010-11-24 | 浙江工业大学 | Indoor soil corrosion simulator |
| CN201692901U (en) * | 2010-07-08 | 2011-01-05 | 贵州师范大学 | Artificial simulated rainfall experiment device |
| CN201921766U (en) * | 2010-12-29 | 2011-08-10 | 西安理工大学 | Syringe type rainfall simulation device |
| CN102313628A (en) * | 2011-07-06 | 2012-01-11 | 上海林频仪器股份有限公司 | Swing pipe shower testing apparatus |
| CN202512049U (en) * | 2012-03-06 | 2012-10-31 | 中国联合工程公司 | Rainfall device |
| CN202587987U (en) * | 2012-03-05 | 2012-12-12 | 范颖芳 | Artificial rain-making simulating device |
| CN203117085U (en) * | 2013-03-28 | 2013-08-07 | 兰州大学 | Test unit for simulating rain erosion |
-
2013
- 2013-03-28 CN CN201310104384.7A patent/CN103175773B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5243850A (en) * | 1990-04-11 | 1993-09-14 | The United States Of America As Represented By The Secretary Of Agriculture | Soil erodibility testing |
| CN2491827Y (en) * | 2001-08-31 | 2002-05-15 | 中国科学院金属研究所 | Raining simulation tester |
| CN1699962A (en) * | 2005-06-17 | 2005-11-23 | 哈尔滨工业大学 | Rainwash protection simulation experiment apparatus |
| CN201653876U (en) * | 2010-04-20 | 2010-11-24 | 浙江工业大学 | Indoor soil corrosion simulator |
| CN201692901U (en) * | 2010-07-08 | 2011-01-05 | 贵州师范大学 | Artificial simulated rainfall experiment device |
| CN201921766U (en) * | 2010-12-29 | 2011-08-10 | 西安理工大学 | Syringe type rainfall simulation device |
| CN102313628A (en) * | 2011-07-06 | 2012-01-11 | 上海林频仪器股份有限公司 | Swing pipe shower testing apparatus |
| CN202587987U (en) * | 2012-03-05 | 2012-12-12 | 范颖芳 | Artificial rain-making simulating device |
| CN202512049U (en) * | 2012-03-06 | 2012-10-31 | 中国联合工程公司 | Rainfall device |
| CN203117085U (en) * | 2013-03-28 | 2013-08-07 | 兰州大学 | Test unit for simulating rain erosion |
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| CN103175773A (en) | 2013-06-26 |
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