CN207036627U - The experimental rig that a kind of simulating plant ash influences on mud-rock flow - Google Patents

The experimental rig that a kind of simulating plant ash influences on mud-rock flow Download PDF

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Publication number
CN207036627U
CN207036627U CN201720440855.5U CN201720440855U CN207036627U CN 207036627 U CN207036627 U CN 207036627U CN 201720440855 U CN201720440855 U CN 201720440855U CN 207036627 U CN207036627 U CN 207036627U
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China
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mud
rock flow
circulation groove
influences
experimental rig
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CN201720440855.5U
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Chinese (zh)
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史子庸
马孝春
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China University of Geosciences Beijing
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China University of Geosciences Beijing
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Abstract

It the utility model is related to mud-rock flow experimental field, more particularly to the experimental rig that a kind of simulating plant ash influences on mud-rock flow.Including instrument platform, agitator tank, circulation groove, accumulation plate and detection components, the agitator tank, circulation groove and accumulation plate are arranged on the instrument platform, the circulation groove upper end is connected with the discharging opening of the agitator tank, the circulation groove lower end is connected with the accumulation plate, level height residing for the circulation groove upper end is higher than the level height residing for lower end, volcanic ash simulation layer is equipped with the circulation groove upper surface, the detection components are arranged in the volcanic ash simulation layer accumulates on plate with described.Accurately influence of the simulation rickle to mud-rock flow, the experiment that easily can be directed to these factors, full simulation procedures system degree is higher, and measurement data is accurate, and a kind of reliable foundation is provided for the improvement of mud-rock flow.

Description

The experimental rig that a kind of simulating plant ash influences on mud-rock flow
Technical field
It the utility model is related to mud-rock flow experimental field, more particularly to the experiment that a kind of simulating plant ash influences on mud-rock flow Device.
Background technology
At present, China is a man of Ge Duo mountain countries, and mountain region area accounts for the 70% of area.According to statistics, China's mudstone Zone of action area is flowed up to 4,300,000 km2, it is that mud-rock flow is developed the most, quantity is most in the world, endangers the country of most serious One.Mud-rock flow is because its forming process is complicated, outburst is unexpected, flow velocity is fast, matter content is big, break with tremendous force, lasts of short duration, destructive power A big disaster that is strong and turning into mountain area economy construction.Material resource of the clast of loosely-packed as mud-rock flow, to the shape of mud-rock flow Into, migration, infiltration, corrode etc. influence it is huge.
Because mud-rock flow is frequently experienced in remote mountain areas, it is difficult to observe, thus carry out physical simulation experiment to turn into mud-rock flow One important means of research.At present existing many scholars by physical simulation experiment come simulate the formation of mud-rock flow, migration and The processes such as accumulation, to different condition, such as material composition, grain composition, water condition, water status, material resource groove, circulation groove, heap The product gradient of plate, rainfall, rain types, rainfall intensity, rainfall etc. are studied, and achieve certain achievement, are The formation of mud-rock flow and movement mechanism propose good opinion, have promoted the progress of mud-rock flow.Addressed on but existing Debris flows simulation experiment still suffer from some problems:Existing mud-rock flow physical simulation experiment system is most of only for rainfall The migration of the mud-rock flow triggered with current scour, accumulation carry out analog study, and to earth's surface pine in debris flow formation, migration process Dissipating deposit influences this key factor research on it seldom, and at present in debris flow formation material resource properties study, greatly Use based on traditional indoor soil strength experiment method, when existing model test can not accurately determine that mud-rock flow starts more Between, it is therefore necessary to earth's surface rickle in debris flow formation, migration process to mud-rock flow infiltration, migration, the shadow accumulated Ring and carry out physical simulation experiment, a kind of reliable foundation is provided for the improvement of mud-rock flow.
Utility model content
Technical problem to be solved in the utility model is to provide the experiment dress that a kind of simulating plant ash influences on mud-rock flow Put, solve and earth's surface rickle in debris flow formation, migration process is influenceed on it and precise information can not be obtained Problem.
The technical scheme that the utility model solves above-mentioned technical problem is as follows:What a kind of simulating plant ash influenceed on mud-rock flow Experimental rig, including instrument platform, agitator tank, circulation groove, accumulation plate and detection components, the agitator tank, circulation groove and accumulation plate Be arranged on the instrument platform, the circulation groove upper end is connected with the discharging opening of the agitator tank, the circulation groove lower end with The accumulation plate connection, level height residing for the circulation groove upper end is higher than the level height residing for lower end, on the circulation groove Volcanic ash simulation layer is equipped with surface, the detection components are arranged in the volcanic ash simulation layer accumulates on plate with described.
Further, supply tank is linked with the agitator tank internal side wall, sprinkler part is provided with above the circulation groove, Described sprinkler part one end connects with the supply tank side lower.
Further, the circulation groove includes drainage portion and regulation part, is set between the drainage portion and adjustment portion point Groove is equipped with, the drainage portion is connected with the discharging opening of the agitator tank, and the regulation part is connected with the accumulation plate, institute Volcanic ash simulation layer is stated to be laid in the groove.
Further, the volcanic ash simulation layer includes gravel and volcanic ash, and the gravel is in the inside grooves, institute State volcanic ash to be laid on the gravel, the detection components are arranged between the gravel.
Further, the detection components include pore pressure gauge, matric suction probe, flow velocity test component and punching Power test component is hit, the pore pressure gauge and matric suction probe are arranged between the gravel, the flow Flow velocity test component is arranged on the circulation groove end, and the impulsive force test component is arranged on the accumulation front edge of board.
Further, the agitator tank, circulation groove, accumulation plate bottom are provided with Lift Part, the Lift Part bottom It is fixedly installed on the instrument platform.
Further, it is provided with scale on the Lift Part outer surface.
Further, the accumulation plate upper surface is provided with equally distributed grid.
Further, the circulation groove side is provided with digit collecting part.
The utility model provides the experimental rig that a kind of simulating plant ash influences on mud-rock flow, including instrument platform, agitator tank, Circulation groove, accumulation plate and detection components, the agitator tank, circulation groove and accumulation plate are arranged on the instrument platform, the stream Groove upper end is connected with the discharging opening of the agitator tank, and the circulation groove lower end is connected with the accumulation plate, on the circulation groove Level height residing for end is higher than the level height residing for lower end, and volcanic ash simulation layer, institute are equipped with the circulation groove upper surface State detection components and be arranged in the volcanic ash simulation layer and accumulated with described on plate.So, during test, material stirs in agitator tank Mix to form certain density mud-rock flow, certain density mud-rock flow is discharged from the port of export of agitator tank, due to circulation groove upper end Residing level height is higher than the level height residing for lower end, and mud-rock flow is from circulation groove upper end to flowing down, from volcanic ash simulation layer Flow through to accumulation plate, because detection components are arranged in volcanic ash simulation layer with the accumulation plate, detection components are in mud-rock flow Data monitoring is carried out during trickling.This have the advantage that in terms of existing technologies:Accurately simulation rickle pair The influence of mud-rock flow, the experiment that easily can be directed to these factors, full simulation procedures system degree is higher, And measurement data is accurate, a kind of reliable foundation is provided for the improvement of mud-rock flow.
Brief description of the drawings
Fig. 1 is the structural side view for the experimental rig that a kind of simulating plant ash of the utility model influences on mud-rock flow;
Fig. 2 is the structure top view for the experimental rig that a kind of simulating plant ash of the utility model influences on mud-rock flow;
Fig. 3 is the experimental rig circulation groove partial enlargement signal that a kind of simulating plant ash of the utility model influences on mud-rock flow Figure;
Fig. 4 is that a kind of simulating plant ash of the utility model divides partial enlargement to show the experimental rig adjustment portion that mud-rock flow influences It is intended to.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, agitator tank, 2, supply tank, 3, circulation groove, 31, drainage portion, 32, regulation part, 4, accumulation plate, 5, spray portion Part, 6, flowmeter, 7, valve, 8, Lift Part, 9, flushing cisterns, 10, drying baker, 11, gravel, 12, pore pressure gauge, 13, Matric suction is popped one's head in, and 14, flow velocity test component, 15, impulsive force test component, 16, video camera, 17, camera, 18, instrument Device platform.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality It is new, it is not intended to limit the scope of the utility model.
As Figure 1-Figure 4, the utility model provides the experimental rig that a kind of simulating plant ash influences on mud-rock flow, including Instrument platform 18, agitator tank 1, circulation groove 3, accumulation plate 4 and detection components, the agitator tank 1, circulation groove 3 and accumulation plate 4 are respectively provided with On the instrument platform 18, the upper end of circulation groove 3 is connected with the discharging opening of the agitator tank 1, the lower end of circulation groove 3 and institute State accumulation plate 4 to connect, level height residing for the upper end of circulation groove 3 is higher than the level height residing for lower end, on the circulation groove 3 Volcanic ash simulation layer is equipped with surface, the detection components are arranged in the volcanic ash simulation layer accumulates on plate 4 with described. So, during test, material stirring in the agitator tank 1 forms certain density mud-rock flow, by certain density mud-rock flow from stirring The port of export discharge of case 1, because level height residing for the upper end of circulation groove 3 is higher than the level height residing for lower end, mud-rock flow is from stream Flowed through to flowing down from volcanic ash simulation layer to accumulation plate 4, because detection components are arranged on volcanic ash simulation layer the upper end of groove 3 On interior and described accumulation plate 4, detection components carry out data monitoring during mud-rock flow trickling.In terms of existing technologies This have the advantage that:These factors easily can be entered the hand-manipulating of needle by accurately influence of the simulation rickle to mud-rock flow To experiment, full simulation procedures system degree is higher, and measurement data is accurate, for mud-rock flow improvement one kind is provided can The foundation leaned on.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:Supply tank 2, the top of circulation groove 3 are linked with the internal side wall of agitator tank 1 Sprinkler part 5 is provided with, described one end of sprinkler part 5 connects with the side lower of supply tank 2.So, supplied water by setting Case 2 and sprinkler part 5, it can be very good the influence permeated in the case of simulated rainfall state to mud-rock flow.Further preferred Technical scheme is:The supply tank 2 is provided with scale.So, sprinkler part 5 is after spray, according to the scale on supply tank 2 Instruction, specific spray flux can be extrapolated, it is convenient to control flow.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:The circulation groove 3 includes drainage portion 31 and regulation part 32, the conduction part Set fluted between points 31 and regulation part 32, the drainage portion 31 is connected with the discharging opening of the agitator tank 1, the tune Section part 32 is connected with the accumulation plate 4, and the volcanic ash simulation layer is laid in the groove.So, in drainage portion 31 Groove is set between regulation part 32, volcanic ash simulation layer is laid in groove, can effectively prevent mud-rock flow from trickling During volcanic ash simulation layer is damaged, ensure the precision of overall data measurement, while adjust part 32 and can realize groove Size conversion, be able to simulate influence of the volcanic ash simulation layer of different area coverages to mud-rock flow.Further preferred technology Scheme is:The volcanic ash simulation layer includes gravel 11 and volcanic ash, and the gravel 11 is filled in the inside grooves, described Volcanic ash is laid on the gravel 11, and the detection components are arranged between the gravel 11.So, lower floor's laying gravel 11, to simulate different slopes, one layer of volcanic ash is laid on upper strata, for plant ass and volcanic eruption caused by simulating forest fire The volcanic ash dropped in slopes.Further preferred technical scheme is:The detection components include pore pressure gauge 12, base Matter suction probe 13, flow velocity test component 14 and impulsive force test component 15, the pore pressure gauge 12 and the base Matter suction probe 13 is arranged between the gravel 11, and the flow velocity test component 14 is arranged on the end of circulation groove 3 End, the impulsive force test component 15 are arranged on accumulation plate 4 front end.So, pore pressure gauge 12 can measure gravel The water pressure in 11 gaps;Water is not only filled with the hole of unsaturated soil, but also has air, water --- shrink film has surface Tension force, in unsaturated soil, pore air pressure is unequal with pore water pressure, and pore air pressure is more than pore water pressure, Shrink film subjects the air pressure more than water pressure, and matric suction probe 13 can then measure both pressure differentials;Traffic flow Fast test component 14 can measure to the flow velocity of mud-rock flow, and impulsive force test component 15 enters to the impulsive force of mud-rock flow Row measurement, realizes accurately measuring for various parameters.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:Accumulation plate 4 end is provided with flushing cisterns 9 and drying baker 10.So, test After the completion of, the gravel 11 of the groove part of circulation groove 3 is taken out, flushing cisterns 9 is put into and rinses, drying baker 10 is placed into and dries, it is real Test and finish, collect parameters, prepare experiment next time.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:The agitator tank 1, circulation groove 3, accumulation plate 4 bottom are provided with Lift Part 8, The bottom of Lift Part 8 is fixedly installed on the instrument platform 18.So, set Lift Part 8 can to agitator tank 1, The height of circulation groove 3 and accumulation plate 4 is adjusted, so as to which the gradient of circulation groove 3 be adjusted.Further preferred technical side Case is:Scale is provided with the outer surface of Lift Part 8.So, according to agitator tank 1, circulation groove 3 and the accumulation scale of plate 4 On change, the gradient for calculating circulation groove 3 greatly reduces the time of measuring of operating personnel, improves operating efficiency.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:The port of export of the agitator tank 1 is provided with valve 7 and flowmeter 6.So, valve 7 The break-make of control mud-rock flow is realized, operating personnel can calculate the discharge rate of mud-rock flow according to flowmeter 6.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:Accumulation plate 4 upper surface is provided with equally distributed grid.So, plate 4 is accumulated Surface is uniformly divided into lattice, after mud-rock flow is being accumulated on accumulating plate 4, the convenient area for counting Debris Flow Deposition body and Volume and migration distance.
The experimental rig that simulating plant ash of the present utility model influences on mud-rock flow, as Figure 1-Figure 4, previously mentioned Technical scheme on the basis of can also be:The side of circulation groove 3 is provided with digit collecting part.So, digit collecting portion Part can be to mud-rock flow trickling state monitored in real time.Further preferred technical scheme is:The digit collecting part Including video camera 16 and camera 17.So, video camera 16 can provide video information, and camera 17 can provide picture letter Breath.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model Within new spirit and principle, any modification, equivalent substitution and improvements made etc., guarantor of the present utility model should be included in Within the scope of shield.

Claims (11)

  1. A kind of 1. experimental rig that simulating plant ash influences on mud-rock flow, it is characterised in that:Including instrument platform (18), agitator tank (1), circulation groove (3), accumulation plate (4) and detection components, the agitator tank (1), circulation groove (3) and accumulation plate (4) are arranged at On the instrument platform (18), circulation groove (3) upper end is connected with the discharging opening of the agitator tank (1), under the circulation groove (3) End is connected with the accumulation plate (4), and level height residing for circulation groove (3) upper end is higher than the level height residing for lower end, institute State and volcanic ash simulation layer be equipped with circulation groove (3) upper surface, the detection components be arranged in the volcanic ash simulation layer and On the accumulation plate (4).
  2. 2. the experimental rig that simulating plant ash according to claim 1 influences on mud-rock flow, it is characterised in that:The stirring Supply tank (2) is linked with case (1) internal side wall, sprinkler part (5), the spray portion are provided with above the circulation groove (3) Part (5) one end connects with the supply tank (2) side lower.
  3. 3. the experimental rig that simulating plant ash influences on mud-rock flow according to claim 1, it is characterised in that:The circulation groove (3) include drainage portion (31) and regulation part (32), be provided between the drainage portion (31) and regulation part (32) recessed Groove, the drainage portion (31) are connected with the discharging opening of the agitator tank (1), the regulation part (32) and the accumulation plate (4) connect, the volcanic ash simulation layer is laid in the groove.
  4. 4. the experimental rig that simulating plant ash according to claim 3 influences on mud-rock flow, it is characterised in that:The volcano Grey simulation layer includes gravel (11) and volcanic ash, and the gravel (11) is filled in the inside grooves, and the volcanic ash is laid on On the gravel (11), the detection components are arranged between the gravel (11).
  5. 5. the experimental rig that simulating plant ash according to claim 4 influences on mud-rock flow, it is characterised in that:The detection Component includes pore pressure gauge (12), matric suction probe (13), flow velocity test component (14) and impulsive force test department Part (15), the pore pressure gauge (12) and matric suction probe (13) are arranged between the gravel (11), institute State flow velocity test component (14) and be arranged on the circulation groove (3) end, the impulsive force test component (15) is arranged on institute State accumulation plate (4) front end.
  6. 6. the experimental rig that simulating plant ash according to claim 1 influences on mud-rock flow, it is characterised in that:The accumulation Plate (4) end is provided with flushing cisterns (9) and drying baker (10).
  7. 7. the experimental rig that the simulating plant ash according to claim 1-6 any one influences on mud-rock flow, its feature exist In:The agitator tank (1), circulation groove (3), accumulation plate (4) bottom are provided with Lift Part (8), under the Lift Part (8) Portion is fixedly installed on the instrument platform (18).
  8. 8. the experimental rig that simulating plant ash according to claim 7 influences on mud-rock flow, it is characterised in that:The lifting Scale is provided with part (8) outer surface.
  9. 9. the experimental rig that the simulating plant ash according to claim 1-6 any one influences on mud-rock flow, its feature exist In:The port of export of the agitator tank (1) is provided with valve (7) and flowmeter (6).
  10. 10. the experimental rig that the simulating plant ash according to claim 1-6 any one influences on mud-rock flow, its feature exist In:Described accumulation plate (4) upper surface is provided with equally distributed grid.
  11. 11. the experimental rig that the simulating plant ash according to claim 1-6 any one influences on mud-rock flow, its feature exist In:Circulation groove (3) side is provided with digit collecting part.
CN201720440855.5U 2017-04-25 2017-04-25 The experimental rig that a kind of simulating plant ash influences on mud-rock flow Expired - Fee Related CN207036627U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109444000A (en) * 2018-10-25 2019-03-08 沈阳建筑大学 Measure the device and method of lateral stress and strain in discrete particles motion process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109444000A (en) * 2018-10-25 2019-03-08 沈阳建筑大学 Measure the device and method of lateral stress and strain in discrete particles motion process
CN109444000B (en) * 2018-10-25 2023-11-17 沈阳建筑大学 Device and method for measuring lateral stress and strain in loose particle movement process

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Granted publication date: 20180223

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