CN205538501U - Testing machine is cut in large -scale multi -functional high -speed loop of modified - Google Patents
Testing machine is cut in large -scale multi -functional high -speed loop of modified Download PDFInfo
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- CN205538501U CN205538501U CN201620354884.5U CN201620354884U CN205538501U CN 205538501 U CN205538501 U CN 205538501U CN 201620354884 U CN201620354884 U CN 201620354884U CN 205538501 U CN205538501 U CN 205538501U
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- down cut
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Abstract
The utility model relates to a ring shear apparatus, concretely relates to testing machine is cut in large -scale multi -functional high -speed loop of modified, including the frame, frame upper portion is equipped with first support frame, and the frame lower part is equipped with the second support frame, and the department is equipped with the axis in the middle of the second support frame, and the ring shear test machine still includes accredited testing organization, rotary mechanism, loading system and shear surface control mechanism, the utility model provides a technical scheme can realize can also adjusting the position of shear surface in the process of the test to relevant mechanics of the soil body and microstructure's observation under big shear displacemant condition to cut the moment of torsion to the stress that the soil body receives and ring and control, make whole experiment more to approach reality, in addition, can obtain more accurate test result with the help of each high precision measurement system.
Description
Technical field
This utility model relates to ring shear apparatus, is specifically related to the large-sized multifunction high-speed loop of a kind of improvement
Shear test machine.
Background technology
Soil is the loose material aggregation formed under long-term weathering effect by parent rock, the macroscopic view of the soil body
Although engineering properties is mainly controlled by microstructure state and Changing Pattern unlike rock mass, but
It is the microstructure state of the soil body and macroscopic view engineering properties is also had a certain impact by Changing Pattern.
It is embodied in: the multiformity of Soil Microstructure and changeableness determine soil body engineering properties and exist
Noncontinuity, inhomogeneities, anisotropy and uncertainty macroscopically.Soil body fine structure
Changing Pattern and be ground academia and work in recent years to the research of macromechanics behavioral implications
The advanced subject of journey circle, is also the direction of following geotechnical study.
There is document to point out: special Soil Constitutive Relation, be considered as the micro structure of its uniqueness.Observation
In rock-soil material, the test method of structural damage is to set up the basis of structural model, and this becomes
One of heat subject of rock-soil mechanics research at present.From initial mercury injection method, microscopic section method
With X-ray diffraction method, scanning electron microscope method, progressively develop into the supercritical ultrasonics technology of present stage, calculating
Machine section imaging technique (CT technology), these test methods, from qualitative to quantitative, are received from
Directly, the most instant measurement is measured from static amount so that the skill of observation rock-soil material internal flaw
Art is the most perfect.
It is mainly used in the geotechnique's examination of mechanical characteristic under the conditions of big shear displacemant of research soil as a kind of
Test equipment large high-speed ring-shear test apparatus and there is design structure and the test function of its uniqueness.
The geological conditions of simulated field can not only carry out ring shear test, reproduce the sliding process on landslide,
And corresponding mechanics parameter can be measured, for Study of Landslides, the Forming Mechanism of mud-rock flow.
Although can observe that ring-shear test apparatus carries out hoop to effective object and cuts on a macroscopic level
The whole process cut, but we can not understand effective object and are subject to whole on a microscopic level
The situation of change of internal structure during power.Therefore exploitation one can dynamically observe shear history
The situation of change of middle inside soil body structure and provide actual, more reliable for Space Scale prediction
The multi-functional ring shearing experimental device of parameter is just of great practical significance.
Utility model content
(1) solve the technical problem that
For the disadvantages mentioned above existing for prior art, this utility model provides a kind of improvement
Large-sized multifunction high-speed loop shear test machine, it is possible to effectively overcome cannot change existing for prior art
Become the position of shear surface, non-dynamic observation shear history in inside soil body structure situation of change,
The defect such as cause measurement result not accurate enough that the measurement means that uses is the most outmoded.
(2) technical scheme
For realizing object above, this utility model is achieved by the following technical programs:
The large-sized multifunction high-speed loop shear test machine of a kind of improvement, including frame, in described frame
Portion is provided with the first bracing frame, and described frame lower is provided with the second bracing frame, described second bracing frame
Middle is provided with axis, is symmetrically arranged on two with mechanism for testing, described test machine below described axis
Structure includes shear box and down cut box and is located at described upper shear box and down cut box is close
The CT sender unit of axis side, it is located at the CT signal receiving device of opposite side, is located at
The friction force sensor at upper shear box top, be located at shear box sidewall and down cut box sidewall it
Between hydraulic pressure sensor, described ring-shear test apparatus also includes rotating mechanism, described rotating mechanism bag
Include and be located at shearing servomotor, converter and the decelerator of ring shear test motor spindle and be located at
The power transmission shaft at described decelerator top, the torque sensor being located on described power transmission shaft, it is located at institute
Stating the flange at power transmission shaft top, described ring-shear test apparatus also includes that pressing mechanism and shear surface control
Mechanism.
Preferably, described pressing mechanism include piston, the load loading arm being connected with described piston,
It is located at the normal load sensor on described load loading arm, is connected with described load loading arm
Bearing plate and the increased pressure board being connected by connecting rod with described bearing plate.
Preferably, described shear surface controlling organization includes shelf, is located at above described shelf
Shear surface control servomotor, be located at described shear surface and control the displacement above servomotor and pass
Sensor and load cell and be located at the lifter plate in described down cut box.
Preferably, described upper shear box and down cut box all use high abrasion, high rigidity inorganic
Nonmetallic materials are made, and X-ray can penetrate shear box and down cut box.
Preferably, be additionally provided with between described upper shear box sidewall and down cut box sidewall permeable net and
Captation.
Preferably, described shearing servomotor, converter are connected by shaft coupling with decelerator.
(3) beneficial effect
Compared with prior art, the large-sized multifunction of a kind of improvement provided by the utility model is high
Speed ring-shear test apparatus achieves be correlated with the soil body under the conditions of big shear displacemant mechanics and microstructure
Observation, the position of shear surface can also be adjusted in process of the test, and to soil body institute
Cut moment of torsion by stress and ring to be controlled by so that whole test can closer to reality, additionally,
More accurate result of the test can be obtained by each high precision measuring system.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art,
The accompanying drawing used required in embodiment or description of the prior art will be briefly described below.
It should be evident that the accompanying drawing in describing below is only embodiments more of the present utility model, right
From the point of view of those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is this utility model structural representation；
In figure:
1, frame；2, the first bracing frame；3, the second bracing frame；4, axis；5, upper shearing
Box；6, down cut box；7, increased pressure board；8, lifter plate；9, CT sender unit；10、
CT signal receiving device；11, friction force sensor；12, hydraulic pressure sensor；13, piston；
14, load loading arm；15, normal load sensor；16, bearing plate；17, connecting rod；18、
Shear servomotor；19, converter；20, decelerator；21, power transmission shaft；22, moment passes
Sensor；23, flange；24, shelf；25, shear surface controls servomotor；26, displacement
Sensor；27, load cell.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below
The accompanying drawing in this utility model embodiment will be combined, to the technical side in this utility model embodiment
Case is clearly and completely described.Obviously, described embodiment is this utility model one
Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, ability
The every other enforcement that territory those of ordinary skill is obtained under not making creative work premise
Example, broadly falls into the scope of this utility model protection.
A kind of large-sized multifunction high-speed loop shear test machine of improvement, as it is shown in figure 1, include frame 1,
Frame 1 top is provided with the first bracing frame 2, and frame 1 bottom is provided with the second bracing frame 3, second
Support 3 middle is provided with axis 4, is symmetrically arranged on two with mechanism for testing below axis 4；Test machine
Structure includes shear box 5 and down cut box 6 and is located at shear box 5 and down cut box 6
Near axis 4 side CT sender unit 9, be located at opposite side CT signal receive dress
Put 10, be located at the friction force sensor 11 at shear box 5 top, be located at shear box 5 sidewall
And the hydraulic pressure sensor 12 between down cut box 6 sidewall；Rotating mechanism includes being located at ring shear test
Motor spindle by shaft coupling be connected shearing servomotor 18, converter 19 and decelerator 20,
And it is located at the power transmission shaft 21 at decelerator 20 top, the torque sensor be located on power transmission shaft 21
22, the flange 23 at power transmission shaft 21 top it is located at；Pressing mechanism includes piston 13 and piston 13
Be connected load loading arm 14, be located at load loading arm 14 on normal load sensor 15,
With the load bearing plate 16 that is connected of loading arm 14 and pass through connecting rod 17 with bearing plate 16 and be connected
Increased pressure board 7；Shear surface controlling organization includes shelf 24, is located at cutting above shelf 24
Tangent plane controls servomotor 25, is located at the displacement transducer above shear surface control servomotor 25
26 and load cell 27 and the lifter plate 8 be located in down cut box 6.Upper shear box 5
All use high abrasion with down cut box 6, the Inorganic Non-metallic Materials of high rigidity is made, and X
Ray can penetrate shear box 5 and down cut box 6；Upper shear box 5 sidewall and down cut box 6
Permeable net and captation it is additionally provided with between sidewall.
Before using, it would be desirable to the soil body carrying out testing puts into shear box 5 and down cut box 6
Portion.During use, if needing to apply pressure to the soil body, can be realized by pressing mechanism, first
Piston 13 is applied pressure, and pressure is delivered on bearing plate 16 by load loading arm 14, even
Pressure can be continued to transmit to increased pressure board 7 by bar 17, and increased pressure board 7 can apply pressure to the soil body,
Executing stressed size to be adjusted by the pressure applying piston 13, normal load passes
Sensor 15 can be measured increased pressure board 7 and give the pressure F of the soil body1。
If needing to adjust shear surface position, can be realized by shear surface controlling organization, glove
Shear surface above plate 24 controls servomotor 25 can regulate the height of lifter plate 8, thus
Realizing the regulation to shear surface position, displacement transducer 26 can measure shear surface displacement size,
Load cell 27 can be measured lifter plate 8 and give the pressure F of the soil body2, therefore deduce that soil
Pressure F=F suffered by body in the vertical direction1-F2。
If needing adjustment ring to cut moment of torsion, can be realized by rotating mechanism, shearing servomotor
18 can transmit the force to power transmission shaft 21, then can be by by the flange 23 at power transmission shaft 21 top
Power passes to down cut box 6, thus realizes the soil body is produced moment of torsion, converter 19 and decelerator
20 comprehensive functions, it is possible to achieve the control to reverse speed, it is right that torque sensor 22 can be measured
The torque that the soil body is applied.
Mechanism for testing can measure the various parameters of the soil body, it is notable that upper shear box 5
Time fixed, rotating mechanism by down cut box 6 is rotated to realize the soil body is executed
Add moment of torsion.Friction force sensor 11 can measure frictional resistance when applying moment of torsion at shear surface,
Hydraulic pressure sensor 12 can measure the dress that catchments between shear box 5 sidewall and down cut box 6 sidewall
Put the hydraulic pressure at place.CT sender unit 9 can launch X-ray, and X-ray is through test soil
Body is received by CT signal receiving device 10, and is converted into the signal of telecommunication and is delivered in master control system,
The information such as the inner material composition in the test soil body and microstructure can be provided, it is simple to sample
The analysis and research of product, set up the numerical model of soil body material.
The large-sized multifunction high-speed loop shear test machine of a kind of improvement provided by the utility model can
Realize being correlated with the soil body under the conditions of big shear displacemant the observation of mechanics and microstructure, in test
During the position of shear surface can also be adjusted, and stress suffered by the soil body and ring are cut torsion
Square is controlled by so that whole test can be closer to reality, additionally, by each high accuracy
Measurement system can obtain more accurate result of the test.
Above example only in order to the technical solution of the utility model to be described, is not intended to limit；
Although this utility model being described in detail with reference to previous embodiment, this area common
Skilled artisans appreciate that the technical scheme described in foregoing embodiments still can be entered by it
Row amendment, or wherein portion of techniques feature is carried out equivalent；And these are revised or replace
Change, the essence of appropriate technical solution can't be made to depart from this utility model each embodiment technical scheme
Spirit and scope.
Claims (6)
1. the large-sized multifunction high-speed loop shear test machine improved, it is characterised in that: include machine
Frame (1), described frame (1) top is provided with the first bracing frame (2), described frame (1)
Bottom is provided with the second bracing frame (3), and described second bracing frame (3) middle is provided with axis (4),
Described axis (4) lower section is symmetrically arranged on two with mechanism for testing, and described mechanism for testing includes shearing
Box (5) and down cut box (6) and be located at described upper shear box (5) and down cut box (6)
CT sender unit (9) near axis (4) side, it is located at the CT signal of opposite side
Receive device (10), be located at the friction force sensor (11) at shear box (5) top, set
Hydraulic pressure sensor (12) between upper shear box (5) sidewall and down cut box (6) sidewall,
Described ring-shear test apparatus also includes that rotating mechanism, described rotating mechanism include being located at ring-shear test apparatus
Shearing servomotor (18), converter (19) and decelerator (20), the Yi Jishe of bottom
Power transmission shaft (21) in described decelerator (20) top, it is located on described power transmission shaft (21)
Torque sensor (22), be located at the flange (23) at described power transmission shaft (21) top, institute
State ring-shear test apparatus and also include pressing mechanism and shear surface controlling organization.
The large-sized multifunction high-speed loop shear test machine of improvement the most according to claim 1, its
It is characterised by: described pressing mechanism includes what piston (13) was connected with described piston (13)
Load loading arm (14), the normal load sensor being located on described load loading arm (14)
(15) bearing plate (16) that is connected with described load loading arm (14) and with described
The increased pressure board (7) that bearing plate (16) is connected by connecting rod (17).
The large-sized multifunction high-speed loop shear test machine of improvement the most according to claim 1, its
It is characterised by: described shear surface controlling organization includes shelf (24), is located at described shelf
(24) shear surface of top controls servomotor (25), is located at described shear surface control servo
Motor (25) top displacement transducer (26) and load cell (27) and be located at
Lifter plate (8) in described down cut box (6).
The large-sized multifunction high-speed loop shear test machine of improvement the most according to claim 1, its
It is characterised by: described upper shear box (5) and down cut box (6) all use high abrasion, height hard
Degree Inorganic Non-metallic Materials make, and X-ray can penetrate shear box (5) and under cut
Cut box (6).
The large-sized multifunction high-speed loop shear test machine of improvement the most according to claim 1, its
It is characterised by: be additionally provided with between described upper shear box (5) sidewall and down cut box (6) sidewall
Permeable net and captation.
The large-sized multifunction high-speed loop shear test machine of improvement the most according to claim 1, its
It is characterised by: described shearing servomotor (18), converter (19) and decelerator (20)
It is connected by shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620354884.5U CN205538501U (en) | 2016-04-25 | 2016-04-25 | Testing machine is cut in large -scale multi -functional high -speed loop of modified |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620354884.5U CN205538501U (en) | 2016-04-25 | 2016-04-25 | Testing machine is cut in large -scale multi -functional high -speed loop of modified |
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| Publication Number | Publication Date |
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| CN205538501U true CN205538501U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620354884.5U Expired - Fee Related CN205538501U (en) | 2016-04-25 | 2016-04-25 | Testing machine is cut in large -scale multi -functional high -speed loop of modified |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525575A (en) * | 2016-10-13 | 2017-03-22 | 绍兴文理学院 | Rock joint direct shear test system suitable for CT three-dimensional real-time scanning |
| CN106840810A (en) * | 2017-04-12 | 2017-06-13 | 中国地质大学（武汉） | A kind of ring shear test and preparation of soil sample device suitable for vertical shearing face |
| CN107167382A (en) * | 2017-07-06 | 2017-09-15 | 中国科学院武汉岩土力学研究所 | Tension and compression ring shear test instrument and tension and compression ring shear test system |
| CN107179244A (en) * | 2017-07-06 | 2017-09-19 | 中国科学院武汉岩土力学研究所 | Tension and compression ring is waylayed and rob to seepage tests instrument and its system |
| CN109374441A (en) * | 2018-11-08 | 2019-02-22 | 湘潭大学 | A kind of multi-functional ring shear apparatus testing equipment and its application method based on TSZ all automatic testing machine |
| CN109490043A (en) * | 2018-12-18 | 2019-03-19 | 重庆交通大学 | Frozen soil Frozen-thawed cycled SHPB testing equipment and its test method under stress state |
| CN111965010A (en) * | 2020-09-22 | 2020-11-20 | 吉林大学 | High-speed ring shear test machine capable of simulating environment and measuring shear strength parameters of landslide mass |
-
2016
- 2016-04-25 CN CN201620354884.5U patent/CN205538501U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525575A (en) * | 2016-10-13 | 2017-03-22 | 绍兴文理学院 | Rock joint direct shear test system suitable for CT three-dimensional real-time scanning |
| CN106840810A (en) * | 2017-04-12 | 2017-06-13 | 中国地质大学（武汉） | A kind of ring shear test and preparation of soil sample device suitable for vertical shearing face |
| CN107167382A (en) * | 2017-07-06 | 2017-09-15 | 中国科学院武汉岩土力学研究所 | Tension and compression ring shear test instrument and tension and compression ring shear test system |
| CN107179244A (en) * | 2017-07-06 | 2017-09-19 | 中国科学院武汉岩土力学研究所 | Tension and compression ring is waylayed and rob to seepage tests instrument and its system |
| CN109374441A (en) * | 2018-11-08 | 2019-02-22 | 湘潭大学 | A kind of multi-functional ring shear apparatus testing equipment and its application method based on TSZ all automatic testing machine |
| CN109374441B (en) * | 2018-11-08 | 2021-05-18 | 湘潭大学 | Multifunctional ring shear apparatus testing device based on TSZ full-automatic testing machine and use method thereof |
| CN109490043A (en) * | 2018-12-18 | 2019-03-19 | 重庆交通大学 | Frozen soil Frozen-thawed cycled SHPB testing equipment and its test method under stress state |
| CN111965010A (en) * | 2020-09-22 | 2020-11-20 | 吉林大学 | High-speed ring shear test machine capable of simulating environment and measuring shear strength parameters of landslide mass |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170425 |
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| CF01 | Termination of patent right due to non-payment of annual fee |