CN203572758U - Shear rheology device for researching gas trapping rheological property of long-runout landslides - Google Patents
Shear rheology device for researching gas trapping rheological property of long-runout landslides Download PDFInfo
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- CN203572758U CN203572758U CN201320677883.0U CN201320677883U CN203572758U CN 203572758 U CN203572758 U CN 203572758U CN 201320677883 U CN201320677883 U CN 201320677883U CN 203572758 U CN203572758 U CN 203572758U
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Abstract
The utility model discloses a shear rheology device for researching the gas trapping rheological property of long-runout landslides. The rheology device comprises an air chamber, wherein a bracket, a power device and an air delivery pipeline are connected to the air chamber; the end face of an air outlet of the air chamber is connected with a first air distribution plate; an annular carrying groove enclosed by an outer barrel, an inner barrel and a second air distribution plate is connected to the first air distribution plate; an annular cover plate is arranged in the annular carrying groove. The device is further provided with a weighing sensor, a torque sensor, a rotating speed sensor and an image pick-up device. By adopting the shear rheology device, quantitative research of the shear rheological property of a test piece under different air volumes and rotating speeds is realized through quantitative data of shear rheology of the test sample in a gas trapping state monitored by using a sensor, and important physical and mechanical parameters are provided for further research of the dynamic characteristics of the long-runout landslides. The shear rheology device has great potential impulsion on further grasp of the dynamics mechanisms of the long-runout landslides, and is suitable to be popularized and applied to the field of experimental equipment.
Description
Technical field
The utility model relates to experimental facilities field, is specifically related to a kind of shear rheology device of wrapping up in air-flow change characteristic research for high-speed remote landslide.
Background technology
Be different from conventional low speed short range landslide, in the motion process of high-speed remote landslide, often show abnormal flow feature, as: along cheuch, downstream in high-speed motion process, when running into barrier, often can as fluid, move forward by cut-through thing gliding mass is whole.This abnormal flow feature in the motion process of high-speed remote landslide is its key that can realize extra long distance motion, is the most important thing of high-speed remote landslide movement mechanism research, since being also a nearly century, and the Important Problems that Chinese scholars is paid close attention to always.Fluid mechanics experiment, as the important means of test fluid flow rheological characteristics, is widely applied, and has obtained plentiful and substantial achievement in research in the fields such as aerodynamic studies, the research of rubble flow rheological characteristics, hydraulic research; Rotary rheometer, as the important device of Study of Fluid rheological characteristics, has also obtained application more widely in the research of rubble flow rheological characteristics.Yet, up to now, use the achievement of chip stream rheological characteristics in the motion process of rotary rheometer research high-speed remote landslide very limited, especially in the motion process of high-speed remote landslide, chip stream is wrapped up in the research of gas rheological characteristics nobody is related to especially, in the high-speed cruising process of gliding mass, it is the important physical mechanical function process can not be ignored to the high speed compression of leading edge and ambient air with sweeping along, carry out the research of wrapping up in gas rheological characteristics in the motion process of high-speed remote landslide, understand chip stream in the shear rheology feature entraining under airflow influence, significant for the kinetics function mechanism of more in depth understanding in the motion process of high-speed remote landslide.The gas rheological characteristics of wrapping up in the motion process of high-speed remote landslide is studied, and to analyze the shear rheology characteristic of chip stream under different strength values, the kinetics mechanism that can further disclose high-speed remote landslide provides reference.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of sample of can realizing and is entraining into coming down and wrap up in the shear rheology device that air-flow becomes characteristic research for high-speed remote of airflow function down cut rheological characteristics Quantitative study.
The utility model solves the problems of the technologies described above adopted technical scheme: should wrap up in the shear rheology device that air-flow becomes characteristic research for high-speed remote landslide, comprise blower fan, wind conveying pipe line, support, propulsion system, air compartment, the first air distribution plate, the second air distribution plate, inner core, urceolus, LOAD CELLS, torque sensor, speed probe, described propulsion system are connected with the first gear being arranged on air compartment, described air compartment is by the rack-mount side of bearing, described air compartment is connected with blower fan by wind conveying pipe line, the air outlet end face of described air compartment is provided with ring flange, described the first air distribution plate covers on ring flange, described urceolus is arranged on the first air distribution plate and with the first air distribution plate and ring flange and connects as one, described the second air distribution plate is arranged in urceolus, the periphery of described the second air distribution plate and the inwall of urceolus are suitable, between described the first air distribution plate and the second air distribution plate, be provided with LOAD CELLS, described inner core is fixedly connected on the second air distribution plate, distance between described urceolus and inner core is 70-90mm, described inner tank theca, the space that outer tube inner wall and the second air distribution plate surround forms annular loading groove, in described annular loading groove, be provided with the annular cover plate suitable with annular loading groove, described annular cover plate is connected with torque sensor by connecting link, described propulsion system are connected with speed probe, described camera head is arranged on annular loading groove outside by the cross bar being arranged on ring flange.
Further, described propulsion system comprise motor, speed reduction unit and are arranged on the second gear on reducer output shaft, the first gear engagement on described the second gear and air compartment.
Further, the air intake vent of described air compartment is arranged on air compartment bottom, its center and the first air distribution plate be centered close to same axis, described air intake vent place is also provided with Gas inlet tube, described the first gear is fixed on the outer wall of Gas inlet tube.
Be further, on described the first air distribution plate, be provided with the first annular stomatal band, the profile of described the first annular stomatal band is corresponding with annular loading groove size, the pore evenly arranging in described the first annular stomatal band is arranged in equilateral triangle mode, on described the second air distribution plate, be provided with the second circular air hole band corresponding with the first annular stomatal band, the center of described the first annular stomatal band and the second circular air hole band be centered close to same axis.
Further, the second circular air hole band upper surface of described the second air distribution plate is provided with anti-slipping through the net, and described leakproof is also provided with rough the first impermeable barrier on the net.
Further, be provided with a plurality of loss hole on described annular cover plate, its lower surface is provided with rough the second impermeable barrier.
Further, described annular loading groove consists of the material of transparent material, and its altitude range is 270-300mm.
Further, described camera head is at least 1 high-speed camera.
Further, described connecting link comprises and is fixed at least 2 upwardly extending expansion links of annular cover plate upper surface and the crossbeam that is arranged on the expansion link other end, and described torque sensor is arranged on crossbeam middle part.
Further, on described wind conveying pipe line, be provided with spinner-type flowmeter.
The beneficial effects of the utility model: the air compartment described in this rheology device is connected with blower fan by wind conveying pipe line, realized air-flow transmission to air compartment from blower fan, described propulsion system are connected with the first gear and the bearing that arrange on air compartment respectively with support, and air compartment can be rotated freely under the effect of propulsion system.In experimentation, LOAD CELLS can be obtained under different air quantity and different rotating speeds, the weight change situation of sample in annular loading groove; By torque sensor, can obtain under different air quantity and different rotating speeds the torque value that the sample top layer particle in annular loading groove produces annular cover plate; By speed probe, can obtain propulsion system at real-time rotate speed in the same time not; By these sensors, just can obtain sample at the quantitative data of wrapping up in the rheology of gas down cut, the Quantitative study of rheological characteristics is sheared in realization to sample under different air quantity and rotating speed, for the further research of high-speed remote landslide dynamics provides important physical mechanics parameter, for further grasp high-speed remote landslide kinetics mechanism, there is potential huge expulsive force.
Accompanying drawing explanation
Fig. 1 is that the utility model wraps up in for high-speed remote landslide the structural representation that air-flow becomes the shear rheology device of characteristic research;
Fig. 2 is the planar structure schematic diagram of the utility model the first air distribution plate;
Fig. 3 is the planar structure schematic diagram of the utility model the second air distribution plate;
Fig. 4 is the planar structure schematic diagram of the utility model annular cover plate;
Description of reference numerals: blower fan 1, wind conveying pipe line 2, spinner-type flowmeter 201, support 3, propulsion system 4, motor 401, speed reduction unit 402, the second gear 403, air compartment 5, the first gear 501, bearing 502, ring flange 503, the first air distribution plate 6, the first annular stomatal band 601, pore 602, the second air distribution plate 7, the second circular air hole band 701, prevent slipping through the net 711, the first impermeable barrier 721, inner core 8, urceolus 9, annular loading groove 10, torque sensor 11, speed probe 12, annular cover plate 13, loss hole 1301, the second impermeable barrier 1302, connecting link 14, expansion link 1401, crossbeam 1402, cross bar 15, camera head 16, LOAD CELLS 17, Gas inlet tube 18, air intake vent 1801.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
As Fig. 1, 2, 3, shown in 4, should wrap up in the rotary shear rheology device that air-flow becomes characteristic research for high-speed remote landslide, comprise blower fan 1, wind conveying pipe line 2, support 3, propulsion system 4, air compartment 5, the first air distribution plate 6, the second air distribution plate 7, inner core 8, urceolus 9, LOAD CELLS 17, torque sensor 11, speed probe 12, described propulsion system 4 are connected with the first gear 501 being arranged on air compartment 5, described air compartment 5 is arranged on support 3 tops by bearing 502, described air compartment 5 is connected with blower fan 1 by wind conveying pipe line 2, the air outlet end face of described air compartment 5 is provided with ring flange 503, described the first air distribution plate 6 covers on ring flange 503, described urceolus 9 is arranged on the first air distribution plate 6 and with the first air distribution plate 6 and ring flange 503 and connects as one, described the second air distribution plate 7 is arranged in urceolus 9, the inwall of the periphery of described the second air distribution plate 7 and urceolus 9 is suitable, between described the first air distribution plate 6 and the second air distribution plate 7, be provided with LOAD CELLS 17, described inner core 8 is fixedly connected on the second air distribution plate 7, distance between described urceolus 9 and inner core 8 is 70-90mm, described inner core 8 outer walls, the space that urceolus 9 inwalls and the second air distribution plate 7 surround forms annular loading groove 10, in described annular loading groove 10, be provided with the annular cover plate 13 suitable with annular loading groove 10, described annular cover plate 13 is connected with torque sensor 11 by connecting link 14, described propulsion system 4 are connected with speed probe 12, described camera head 16 is arranged on annular loading groove 10 outsides by the cross bar 15 being arranged on ring flange 503.
Described propulsion system 4 can adopt pneumatic or motor 401 drivings, in order to reduce compressed air unit, the input of economizing on the use of funds, as preferably, the propulsion system 4 that the utility model adopts comprise motor 401, speed reduction unit 402, described propulsion system 4 are connected with blower fan 1, its connected mode can adopt belt, chain or gear, in order to reduce installing space, improve ratio of gear, as preferably, the connected mode that the utility model adopts is that gear connects, on the output shaft of described speed reduction unit 402, be provided with the second gear 403, described the second gear 403 and the first gear 501 engagements, formation interaction force system, guaranteed air compartment 5 power demand when rotated.For the ease of air compartment 5, better rotate, described air compartment 5 is arranged on support 3 tops, between described air compartment 5 and support 3, is provided with bearing 502.In order to make air-flow better act on sample, the utility model is also provided with the first air distribution plate 6, the second air distribution plate 7, urceolus 9, inner core 8, described urceolus 9 is arranged on the first air distribution plate 6, described the second air distribution plate 7 is arranged in urceolus 9, the inwall of the periphery of described the second air distribution plate 7 and urceolus 9 is suitable, gap between described the second air distribution plate 7 and urceolus 9 is less than the external dimensions of sample, when being moved up and down in urceolus 9, the second air distribution plate 7 can not make sample drop from the gap between the second air distribution plate 7 and urceolus 9, the normal work of the LOAD CELLS 17 between the first air distribution plate 6 and the second air distribution plate 7 and the degree of accuracy of measurement have been guaranteed to be arranged on, described inner core 8 is fixedly connected on the second air distribution plate 7, its fixed form can connect or paste for bolt, in order to guarantee sealing, be convenient to processing, as preferably, the connected mode that the utility model adopts is for pasting, for the better fixedly position of inner core 8 and the stability of pasting, described the second air distribution plate 7 can also be provided for placing the groove of inner core 8, described inner core 8 pastes with organic glass gluing after being placed in groove.Attractive in appearance according to the weight of the size of air quantity, required sample and whole equipment, distance between described urceolus 9 and inner core 8 is 70-90mm, as preferably, distance between urceolus 9 described in the utility model and inner core 8 is 75mm, the space that described inner core 8 outer walls, urceolus 9 inwalls and the second air distribution plate 7 surround forms annular loading groove 10, and sample is placed on interior the second air distribution plate 7 as base plate of annular loading groove 10.For guarantee sample experimentation in rotation status, described air compartment 5, the first air distribution plate 6 and urceolus 9 connect as one, its connected mode can be welding, bonding or bolt connection, for the ease of dismounting, cleaning, as preferably, the utility model connected mode be that bolt connects, the air outlet of described air compartment 5 is provided with ring flange 503, described the first air distribution plate 6 covers on ring flange 503, and described urceolus 9 is arranged on the first air distribution plate 6 and with the first air distribution plate 6 and ring flange 503 and is bolted and is integrated.In described annular loading groove 10, be provided with the annular cover plate 13 suitable with annular loading groove 10, described annular cover plate 13 is connected with torque sensor 11 by connecting link 14, gap between described annular cover plate 13 and urceolus 9 inwalls and inner core 8 outer walls is less than the outside minimum dimension of sample, the annular loading groove 10 that guarantees can not shed in the motion process of sample, guarantees the accuracy of Monitoring Data.In order to observe better the variation of annular loading groove 10 interior samples, the utility model also comprises camera head 16, described camera head 16 is arranged on annular loading groove 10 outsides by the cross bar 15 being arranged on ring flange 503, the relatively annular loading groove 10 of the camera lens of described camera head 16 remains static all the time, has guaranteed photographic effect.
The air intake vent 1801 of described air compartment 5 can be arranged on middle part or the bottom of air compartment 5, in order to prevent that air-flow from directly acting on the first annular stomatal band 601 of the first air distribution plate 6, cause the unstable of air-flow, as preferably, the air intake vent 1801 of air compartment 5 described in the utility model is arranged on air compartment 5 bottoms, its center and the first air distribution plate 6 be centered close to same axis, like this when air-flow enters after air compartment 5 from air compartment 5 air intake vents 1801, the central area of the first air distribution plate 6 of air compartment 5 air outlet end faces will directly be rushed at, setting due to the first annular stomatal band 601, within the scope of this central area, also pore-free 602 distributes, air-flow is after being obstructed in this region, turn to gradually, to periphery loss, after approaching stablizing, along the pore 602 upwards loss on the first annular stomatal band 601 on the first air distribution plate 6, effectively avoided air-flow directly to rush at the first annular stomatal band 601 of the first air distribution plate 6, and cause the inhomogeneous impact to sample of air-flow distributed pole, cause the randomness of data.Owing to being provided with the second circular air hole band 701 corresponding with the first air distribution plate 6 on the second air distribution plate 7, simultaneously the first annular stomatal band 601 center and the second circular air hole band 701 is centered close to same axis, guaranteed that air-flow can enter sample inside through the first annular stomatal band 601 and the second circular air hole band 701 smoothly, moves sample under airflow function.
For the ease of the first gear 501 and the second gear 403 engagements, reduce installing space, guarantee the steady of air compartment 5 rotations simultaneously, air intake vent 1801 places of described air compartment 5 are also provided with Gas inlet tube 18, and described the first gear 501 is fixed on the outer wall of Gas inlet tube 18.
In order to prevent that the second circular air hole band 701 of sample from the second air distribution plate 7 from dropping, affect the accuracy of data monitoring, described the second circular air hole band 701 upper surfaces are provided with to be prevented slipping through the net 711, described anti-slipping through the net 711 can adopt plastics or metal, in order to improve its wearing quality, as preferably, the material that the utility model is selected is metal, described metal can be copper, aluminium or iron, and for cost-saving, what the utility model was selected is iron wire.For realizing sample inside, entrain into the free loss of air-flow, on annular cover plate 13, be provided with a plurality of loss hole 1301, for improving the roughness of sample bottom surface, with the up-and-down feature of simulation chip stream actual motion path, described anti-slipping through the net on 711 is also provided with rough the first impermeable barrier 721, for the interaction force between annular cover plate 13 and sample in increase experimentation, described annular cover plate 13 lower surfaces are provided with rough the second impermeable barrier 1302.In order to simulate actual scene, as preferably, described the first impermeable barrier 721 and the second impermeable barrier 1302 consist of quartz sand particle.
In order to guarantee camera head 16, can better observe the variation of annular loading groove 10 interior samples, described annular loading groove 10 consists of the material of transparent material, as preferably, the material that the utility model adopts is organic glass, according to theoretical calculation analysis, in conjunction with the height of current existing blower fan 1 specification and whole equipment, the altitude range of described annular loading groove 10 is 270-330mm again, and the selected height of the utility model is 300mm.
In order to observe better the movement locus of sample, camera head 16 described in the utility model can be video camera or camera, because sample is less, movement velocity is fast, movement locus is irregular, as preferably, camera head 16 described in the utility model is high-speed camera.In order better to observe the sample motion of zones of different, described high-speed camera is at least 1, and as preferably, high-speed camera described in the utility model is 2, and two high-speed cameras are individually fixed in the end that is arranged on two cross bars 15 on ring flange 503.
Different owing to packing the sample weight of annular loading groove 10 into, its height of putting into annular loading groove 10 is also different, and annular cover plate 13 need to cover sample upper surface, in order better to make annular cover plate 13 move up and down in annular loading groove 10, connecting link 14 described in the utility model comprises and is fixed at least 2 upwardly extending expansion links 1401 of annular cover plate 13 upper surfaces and the crossbeam 1402 that is arranged on expansion link 1401 other ends, in order to guarantee the stressed even of torque sensor 11, described expansion link 1401 is distributed on annular cover plate 13, described torque sensor 11 is arranged on crossbeam 1402 middle parts, because sample is less at the torque value of test, for the ease of installing, expansion link 1401 described in the utility model is 4.
In order to observe under different air quantity and wind speed effect, the characteristics of motion of experimental sample, is provided with spinner-type flowmeter 201 on described wind conveying pipe line 2, and calculate by theory the maximum wind supply quantity that the sample know required experiment enters fluidized state, is about 120m
3/ h, the preferred LZB-25(measurement range 1.6-16m of described spinner-type flowmeter 201
3/ h) and LZB-50(16-160m
3/ h) spinner-type flowmeter 201 of two different measuring scope, increases to 120m thereby realize airshed from zero
3/ h changes.
Choosing according to theory calculating and simple experiment method of this torque sensor 11 determined, meeting under the prerequisite of range ability requirement, avoided again because blindly choosing relatively large journey person, the situation that causes data precision to reduce, what torque sensor 11 described in the utility model adopted is that range is 20Nm; What described LOAD CELLS 17 adopted is that single-point is subject to pressure type measuring method, this pressurized mode concentrates on center sensor raised points by upper load, guaranteed the degree of accuracy of measured value, in addition, for the selection of this transducer range, take and intend carrying out in each group experiment the general assembly (TW) such as sample and the second air distribution plate 7 as according to choosing, its range is 20kg; In order to guarantee to measure degree of accuracy, the reliability of air compartment 5 rotating speeds in real time, the tooth of magnetic conductor projection or recessed groove, and be transformed into an alternating voltage signal, through the processing of inner precision circuit, export good square-wave pulse signal and realize the tooth of tachometric survey magnetic conductor projection or recessed groove, and be transformed into an alternating voltage signal, through the processing of inner precision circuit, export good square-wave pulse signal and realize tachometric survey.The tooth of magnetic conductor projection or recessed groove, and be transformed into an alternating voltage signal, through the processing of inner precision circuit, export good square-wave pulse signal and realize tachometric survey.What speed probe 12 described in the utility model adopted is electromagnetic type velocimetry.This rheology device by sample that sensor monitors at the quantitative data of wrapping up in the rheology of gas down cut, the Quantitative study of rheological characteristics is sheared in realization to sample under different air quantity and rotating speed, for the further research of high-speed remote landslide dynamics provides important physical mechanics parameter, for further grasp high-speed remote landslide kinetics mechanism, there is potential huge expulsive force
Should wrapping up in air-flow for high-speed remote landslide, to become the course of work of shear rheology device of characteristic research as follows: first, the sample that needs are tested is put into the annular region of annular loading groove 10, floating, then, annular cover plate 13 is placed on to sample upper surface, sample is carried out to densification to specified altitude, standing certain hour, then, open each sensor monitoring system and camera head, be adjusted to experimental state, open blower fan 1, air quantity is adjusted to experiment value, the air-flow of high pressure enters air compartment 5 along wind conveying pipe line 2 and spinner-type flowmeter 201, then, after the first air distribution plate 6 and the second air distribution plate 7, is blown in the sample in annular loading groove 10, starter motor 401 and speed reduction unit 402, make air compartment 5 by pre-set speed entry into service, sample irregular movement under the effect of wind-force and revolving force, the sample contacting with annular cover plate 13 lower surfaces will produce torque value to annular cover plate 13, deformation by sample that camera head records in annular loading groove 10, finally obtain sample at the quantitative data of wrapping up in the rheology of gaseity down cut, the Quantitative study of rheological characteristics is sheared in realization to sample under different air quantity and rotating speed, for the further research of high-speed remote landslide dynamics provides important physical mechanics parameter.
Claims (10)
1. for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: comprise blower fan (1), wind conveying pipe line (2), support (3), propulsion system (4), air compartment (5), the first air distribution plate (6), the second air distribution plate (7), inner core (8), urceolus (9), LOAD CELLS (17), torque sensor (11), speed probe (12), camera head (16), described propulsion system (4) are connected with the first gear (501) being arranged on air compartment (5), described air compartment (5) is arranged on support (3) top by bearing (502), described air compartment (5) is connected with blower fan (1) by wind conveying pipe line (2), the air outlet end face of described air compartment (5) is provided with ring flange (503), described the first air distribution plate (6) covers on ring flange (503), described urceolus (9) is arranged on the first air distribution plate (6) above and connects as one with the first air distribution plate (6) and ring flange (503), described the second air distribution plate (7) is arranged in urceolus (9), the inwall of the periphery of described the second air distribution plate (7) and urceolus (9) is suitable, between described the first air distribution plate (6) and the second air distribution plate (7), be provided with LOAD CELLS (17), described inner core (8) is fixedly connected on the second air distribution plate (7), distance between described urceolus (9) and inner core (8) is 70-90mm, described inner core (8) outer wall, the space that urceolus (9) inwall and the second air distribution plate (7) surround forms annular loading groove (10), in described annular loading groove (10), be provided with the annular cover plate (13) suitable with annular loading groove (10), described annular cover plate (13) is connected with torque sensor (11) by connecting link (14), described propulsion system (4) are connected with speed probe (12), described camera head (16) is arranged on annular loading groove (10) outside by the cross bar (15) being arranged on ring flange (503).
2. as claimed in claim 1ly for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: described propulsion system (4) comprise motor (401), speed reduction unit (402) and are arranged on the second gear (403) on speed reduction unit (402) output shaft, the first gear (501) engagement on described the second gear (403) and air compartment (5).
3. as claimed in claim 1ly for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: the air intake vent (1801) of described air compartment (5) is arranged on air compartment (5) bottom, its center and the first air distribution plate (6) be centered close to same axis, described air intake vent (1801) locates to be also provided with Gas inlet tube (18), and described the first gear (501) is fixed on the outer wall of Gas inlet tube (18).
4. as claimed in claim 3ly for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: on described the first air distribution plate (6), be provided with the first annular stomatal band (601), the profile of described the first annular stomatal band (601) is corresponding with annular loading groove (10) size, the pore (602) evenly arranging in described the first annular stomatal band (601) is arranged in equilateral triangle mode, on described the second air distribution plate (7), be provided with the second circular air hole band (701) corresponding with the first annular stomatal band (601), the center of described the first annular stomatal band (601) and the second circular air hole band (701) be centered close to same axis.
5. as claimed in claim 4ly for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: the second circular air hole band (701) upper surface of described the second air distribution plate (7) is provided with anti-slipping through the net (711), on described anti-slip through the net (711), be also provided with rough the first impermeable barrier (721).
6. as claimed in claim 1ly for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: on described annular cover plate (13), be provided with a plurality of loss hole (1301), its lower surface is provided with rough the second impermeable barrier (1302).
7. the shear rheology device of wrapping up in air-flow change characteristic research for high-speed remote landslide as claimed in claim 1, is characterized in that: described annular loading groove (10) consists of the material of transparent material, and its altitude range is 270-330mm.
8. the shear rheology device of wrapping up in air-flow change characteristic research for high-speed remote landslide as claimed in claim 1, is characterized in that: described camera head (16) is at least 1 high-speed camera.
9. as claimed in claim 1ly for high-speed remote landslide, wrap up in the shear rheology device that air-flow becomes characteristic research, it is characterized in that: described connecting link (14) comprises the crossbeam (1402) that is fixed at least 2 upwardly extending expansion links (1401) of annular cover plate (13) upper surface and is arranged on expansion link (1401) other end, described torque sensor (11) is arranged on crossbeam (1402) middle part.
10. the shear rheology device of wrapping up in air-flow change characteristic research for high-speed remote landslide as claimed in claim 1, is characterized in that: on described wind conveying pipe line (2), be provided with spinner-type flowmeter (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320677883.0U CN203572758U (en) | 2013-10-30 | 2013-10-30 | Shear rheology device for researching gas trapping rheological property of long-runout landslides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320677883.0U CN203572758U (en) | 2013-10-30 | 2013-10-30 | Shear rheology device for researching gas trapping rheological property of long-runout landslides |
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| Publication Number | Publication Date |
|---|---|
| CN203572758U true CN203572758U (en) | 2014-04-30 |
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|---|---|---|---|
| CN201320677883.0U Withdrawn - After Issue CN203572758U (en) | 2013-10-30 | 2013-10-30 | Shear rheology device for researching gas trapping rheological property of long-runout landslides |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103543098A (en) * | 2013-10-30 | 2014-01-29 | 西南交通大学 | Shear rheological device for air wrapped rheological property research in high-speed and long-range landslide |
| CN105738599A (en) * | 2015-05-12 | 2016-07-06 | 北京师范大学 | Landslide test device |
| CN105738598A (en) * | 2015-05-12 | 2016-07-06 | 北京师范大学 | Device used for landslide model test |
| CN105784975A (en) * | 2015-05-12 | 2016-07-20 | 北京师范大学 | Rig for testing slip-slope geotechnical model |
| CN105954494A (en) * | 2015-05-12 | 2016-09-21 | 北京师范大学 | Device for landslide model test |
-
2013
- 2013-10-30 CN CN201320677883.0U patent/CN203572758U/en not_active Withdrawn - After Issue
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103543098A (en) * | 2013-10-30 | 2014-01-29 | 西南交通大学 | Shear rheological device for air wrapped rheological property research in high-speed and long-range landslide |
| CN103543098B (en) * | 2013-10-30 | 2015-10-07 | 西南交通大学 | The shear rheology device that air-flow becomes characteristic research is wrapped up in for high-speed shadowgraph technique |
| CN105738599A (en) * | 2015-05-12 | 2016-07-06 | 北京师范大学 | Landslide test device |
| CN105738598A (en) * | 2015-05-12 | 2016-07-06 | 北京师范大学 | Device used for landslide model test |
| CN105784975A (en) * | 2015-05-12 | 2016-07-20 | 北京师范大学 | Rig for testing slip-slope geotechnical model |
| CN105954494A (en) * | 2015-05-12 | 2016-09-21 | 北京师范大学 | Device for landslide model test |
| CN106018738A (en) * | 2015-05-12 | 2016-10-12 | 北京师范大学 | Device for landslide test |
| CN105738598B (en) * | 2015-05-12 | 2017-06-16 | 北京师范大学 | Slope model test device |
| CN106018738B (en) * | 2015-05-12 | 2017-06-20 | 北京师范大学 | A kind of device for experiment of coming down |
| CN105738599B (en) * | 2015-05-12 | 2017-06-20 | 北京师范大学 | One kind landslide experimental rig |
| CN105954494B (en) * | 2015-05-12 | 2017-06-20 | 北京师范大学 | A kind of device for slope model test |
| CN105784975B (en) * | 2015-05-12 | 2017-06-20 | 北京师范大学 | One kind landslide building model test apparatus |
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