CN205749052U - A kind of ring type sample preparation device cutting experiment for ring - Google Patents
A kind of ring type sample preparation device cutting experiment for ring Download PDFInfo
- Publication number
- CN205749052U CN205749052U CN201620104403.5U CN201620104403U CN205749052U CN 205749052 U CN205749052 U CN 205749052U CN 201620104403 U CN201620104403 U CN 201620104403U CN 205749052 U CN205749052 U CN 205749052U
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- sample
- support column
- groove
- ring
- compaction cylinder
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Abstract
This utility model belongs to Geotechnical Engineering testing equipment technical field, discloses a kind of ring type sample preparation device cutting experiment for ring, including: base, inner core, urceolus, support column and compaction cylinder；Offering two concentric grooves on base, inner core and urceolus are embedded in two concentric grooves respectively；Inner core, urceolus and base roof constitute sample groove；Support column one end is vertically fixed on base；Compaction cylinder is suspended in directly over sample groove, is supported by support column；Wherein, compaction cylinder is tubular construction, and barrel can embed in sample groove；Journal stirrup is set on compaction cylinder, and is movably connected with support column by journal stirrup；Performing in the case of examination sample compacting compresses operation, compaction cylinder slides along support column, near or away from sample groove, barrel embeds or departs from sample groove.The sample preparation device structure precision that this utility model provides is high, and sample is put down, and hits practical operation and makees effective.
Description
Technical field
This utility model relates to Geotechnical Engineering testing equipment technical field, cuts for ring particularly to one
The ring type sample preparation device of experiment.
Background technology
Residual strength, as describing one of important parameter of geomaterial, characterizes with slow shear rate
Reaching minimum shear strength during bigger shear displacemant, and once sliding surface is formed, the intensity of material is by it
Residual strength determines, therefore the research to residual strength is in being geomaterial characteristic research important one
Part.Shear surface is invariable and displacement keeps continuous print feature because it has for ring shear apparatus, is measuring the soil body
Shearing strength and remaining shear parameters aspect obtain and be widely recognized as and apply.
Ring shear apparatus equipment and technology is the most ripe at present, but lacks matched sample preparation and hit real mould
Tool, needs experimenter to settle a dispute by the parties concerned themselves according to experiment demand.And there is the following aspects in existing mold
Problem；Sample mould mostly is assembly form, and mould seam crossing is not tight, causes the soil body in sample making course
Easily extrude from gap, cause soil body compactness that deviation occurs；Sample loads also out-of-flatness in cannelure,
There will be local compactness when causing by THICKNESS CONTROL compactness and be unsatisfactory for requirement, and then affect whole sample
The precision of test intensity；When using compacted depth to control, the sample height in ring cannot accurately be measured, and makes
Obtain sample height after hitting in fact not to be inconsistent with test predetermined value, and then affect the compactness of whole sample.
Utility model content
This utility model provides a kind of ring type sample preparation device cutting experiment for ring, solves prior art
Middle traditional method is coarse at sample grinding tool, causes sample leveling, soil body density and compaction Control aspect
The technical problem of reliability wretched insufficiency.
For solving above-mentioned technical problem, this utility model provides a kind of ring type system cutting experiment for ring
Sampling device, including: base, inner core, urceolus, support column and compaction cylinder；
Offer two concentric grooves, described inner core and described urceolus on described base and be embedded in described two respectively
In individual concentric groove；Described inner core, described urceolus and described base roof constitute sample groove；
Described support column one end is vertically fixed on described base；
Described compaction cylinder is suspended in directly over described sample groove, is supported by described support column；
Wherein, described compaction cylinder is tubular construction, and barrel can embed in described sample groove；
Journal stirrup is set on described compaction cylinder, and is movably connected with described support column by described journal stirrup；
In the case of performing examination sample compacting compression operation, described compaction cylinder slides along described support column,
Near or away from described sample groove, barrel embeds or departs from described sample groove.
Further, described inner tube wall arranges see-through window.
Further, described see-through window arranges the sounding mark of described sample groove.
Further, described device also includes: flattens bar and is positioned at putting down of described leveling bar front end
Plate；
Described leveling bar tail end is connected on described support column；
Wherein, described leveling bar relative altitude on described support column is adjustable；
In the described sample groove of execution in the case of sample flattening operation, described leveling bar is suspended in described
Above sample groove, described in put down plate and be embedded in described sample groove；
In the case of described support column rotates, described in put down plate and put down the sample in sample groove, be allowed to
It is in sustained height.
Further, described support column is fixed on described base, is positioned at described sample groove circle centre position；
Wherein, described support column is embedded in described compaction cylinder lumen centers, by journal stirrup and described compaction cylinder
It is flexibly connected；
In the case of performing examination sample compacting compression operation, described compaction cylinder slides along described support column,
Near or away from described sample groove, barrel embeds or departs from described sample groove.
Further, described base arranging a slip draw-in groove, described slip draw-in groove is positioned at described sample
The circular slide rail of groove concentric；
Described support column bottom is embedded in described slip draw-in groove, can slide along described slip draw-in groove；
Wherein, in the case of operation put down by execution sample, described support column is sliding along described slip draw-in groove
Dynamic, the sample in sample groove put down by the plate of putting down being embedded in described sample groove, is allowed to be in sustained height.
Further, in described slip draw-in groove, hole slot is set；
Wherein, bottom the internal diameter of described hole slot and described support column, external diameter matches, and described support column is embedding
In described hole slot, keep the geo-stationary of shaft and described base.
Further, the barrel top of described urceolus, lower it is gradually increased from upper radius；
Wherein, the barrel upper inner of described urceolus is in shifting to the cambered surface of stretching, extension outside cylinder.
Further, described support column upper end arranges top limit fastener, limits the upper of described compaction cylinder
Rise；Bottom limit fastener is set in the middle part of described support column, limits the falling head of described compaction cylinder.
Further, described compaction cylinder arranges one handle；
Wherein, in the case of performing to hit real compression sample manipulation, hit described in described handle push-and-pull
Real cylinder.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that
Or advantage:
1, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, employing base,
Inner core, urceolus, support column and compaction cylinder constitute examination sample compacting structure, and corresponding precision provides significantly；
Constituted by support column and compaction cylinder and stable make structure toward restriking practical operation, it is ensured that sample can obtain surely
Fixed hits actual effect fruit；Synchronization sample impact force stable and uniform, possesses good compacting effect
Really；On the other hand, sample groove constitutes, by inner/outer tube and base, the sample groove structure that seam is tight,
Rustic is avoided to affect the sample preparation precision of sample.
2, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, on inner tube wall
See-through window is set, it is simple to that observes sample hits real compressive state；Further, see-through window sets
Put deep identification, coordinate window to be easy to understand sample working (machining) efficiency in real time.
3, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, by leveling bar
And the plate of putting down of front end follows support column action, it is achieved operation put down by the sample for ring specimen groove,
It is greatly improved sample flatness, improves and hit sample density during practical operation is made, the size of sample such as thickness ginseng
The reliability and stability of number.
4, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, by rationally setting
Put the position of support column, be positioned at sample groove center so that compaction cylinder and leveling bar can follow rotation
High-precision realization is hit reality and puts down operation, it is ensured that the effect of sample processing.
5, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, sets on base
Putting the restriction of slip draw-in groove guides support column to move, it is achieved put down operation；Meanwhile, can be by multiple
Dagger realizes associating support, promotes and puts down the reliable and stable of operation；On the other hand, it is also possible to sliding
Multiple support column is set in draw-in groove, jointly supports compaction cylinder, it is ensured that the operating stably of compaction cylinder, promote
Sample processing effect and reliability.
6, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, passes through providing holes
Groove can fix support column, is further ensured that the fixing intensity of support column, it is ensured that is hitting real squeeze operation
During, the positional precision of compaction cylinder is the most preferable；Expand by arranging cambered surface epitaxial structure on urceolus
Bulk specimen filling entrance, optimizes filling operation；By arranging upper and lower limit fastener on the support columns, carry
Rise the safety of compaction cylinder.
Accompanying drawing explanation
The structure of the ring type sample preparation device cutting experiment for ring that Fig. 1 provides for this utility model embodiment
Schematic diagram.
Detailed description of the invention
The embodiment of the present application, by providing a kind of ring type sample preparation device cutting experiment for ring, solves existing
There is traditional method in technology coarse at sample mould, cause sample leveling, soil body density and compactness control
The technical problem of aspect reliability wretched insufficiency processed；Reach to promote the technique effect of sample processing effect.
For solving above-mentioned technical problem, the general thought of the embodiment of the present application offer technical scheme is as follows:
A kind of ring type sample preparation device cutting experiment for ring, including: base, inner core, urceolus, support
Post and compaction cylinder；
Offer two concentric grooves, described inner core and described urceolus on described base and be embedded in described two respectively
In individual concentric groove；Described inner core, described urceolus and described base roof constitute sample groove；
Described support column one end is vertically fixed on described base；
Described compaction cylinder is suspended in directly over described sample groove, is supported by described support column；
Wherein, described compaction cylinder is tubular construction, and barrel can embed in described sample groove；
Journal stirrup is set on described compaction cylinder, and is movably connected with described support column by described journal stirrup；
In the case of performing examination sample compacting compression operation, described compaction cylinder slides along described support column,
Near or away from described sample groove, barrel embeds or departs from described sample groove.
By foregoing it can be seen that in the embodiment of the present application provide the ring type cutting experiment for ring
Sample preparation device, uses base, inner core, urceolus, support column and compaction cylinder to constitute examination sample compacting structure,
Corresponding precision provides significantly；Formed by support column and compaction cylinder and stable make structure toward restriking practical operation,
Ensure that sample can obtain stable hitting actual effect fruit；Synchronization sample impact force stable and uniform,
Possesses good consolidation effect；On the other hand, sample groove is tight by inner/outer tube and base composition seam
Close sample groove structure, it is to avoid rustic affects the machining accuracy of sample.
In order to be better understood from technique scheme, below in conjunction with Figure of description and concrete reality
Technique scheme is described in detail by mode of executing, it should be understood that this utility model embodiment and reality
Executing the specific features in example is the detailed description to technical scheme rather than to the application skill
The restriction of art scheme, in the case of not conflicting, the technology in the embodiment of the present application and embodiment is special
Levy and can be mutually combined.
See Fig. 1, a kind of ring type sample preparation dress cutting experiment for ring that this utility model embodiment provides
Put, including: base 1, inner core 3, urceolus 2, support column 5 and compaction cylinder 4.
Two concentric grooves, i.e. inside groove 103 and water jacket 102 are offered on described base 1, described interior
Cylinder 3 is embedded in described inside groove 103, and described urceolus 2 is embedded in described water jacket 102；Described inner core, described outside
Cylinder and described base roof constitute sample groove.
Described support column 5 one end is vertically fixed on described base 1, concrete, i.e. at vertical direction
On, support column 5 is vertical with base 1 the most static.Described compaction cylinder 4 is just being suspended in described sample groove
Top, is supported by described support column 5；Thus ensure that described compaction cylinder 4 can in the vertical direction
Just to sample groove, it is ensured that aligning accuracy so that sample hits real excellent result.
Wherein, described compaction cylinder 4 is tubular construction, mates with sample groove ringwise；Barrel can be embedding
Enter in described sample groove.
Journal stirrup 401 is set on described compaction cylinder 4, and by described journal stirrup 401 and described support column 5
It is movably connected；Concrete, use ring set to be connected on support column 5, can it slides axially relatively.
In the case of performing examination sample compacting compression operation, described compaction cylinder 4 is sliding along described support column 5
Dynamic, near or away from described sample groove, barrel embeds or departs from described sample groove, to reach to hit
The purpose of sample in real groove.
Hit truth condition for the ease of Real Time Observation sample, described inner core 3 wall arranges see-through window 301.
Concrete, one or more transparent window inlayed by inner core 3 wall.
Further, hit real thickness for the ease of understanding in real time, described see-through window 301 arranges institute
State the sounding mark of sample groove.
After sample is loaded in sample groove, it is common that natural packing, height is uneven；In consideration of it,
The present embodiment provides sample to put down structure.
Concrete, arrange leveling bar 6 and be positioned at described leveling bar 6 front end put down plate 601；Institute
State leveling bar 6 tail end to be connected on described support column 5.
Wherein, in the described sample groove of execution in the case of sample flattening operation, described leveling bar 6 hangs
Be placed in above described sample groove, described in put down plate 601 and be embedded in described sample groove.
In the case of described support column 5 rotates, described in put down plate and move along sample groove, put down sample
Sample in groove, is allowed to be in sustained height.
The present embodiment provides a kind of support column arrangement form: uses and arranges support column with sample groove concentric,
Above support column, the compaction cylinder of socket, the sample groove of lower section and support column axis overlap.Now try
Sample groove is the highest with the aligning accuracy of compaction cylinder, hits real excellent effect.
Support column can along its axis rotation, flatten bar follow support column from then rotate, around described
Axis rotates, thus accurate execution in described sample groove puts down operation.
Wherein, described support column is embedded in described compaction cylinder lumen centers, by journal stirrup and described compaction cylinder
It is flexibly connected；In the case of performing examination sample compacting compression operation, described compaction cylinder is along described support column
Slide, near or away from described sample groove, barrel embeds or departs from described sample groove.
Further, support column can be that plurality of rods is linked together by securing member, its entirety from
Turn axis to overlap with the axis of sample groove.Now the structural strength of support column is greatly promoted, para-position
Reliability is greatly improved.
Seeing Fig. 1, the present embodiment also provides for another kind of support column arrangement form: set on described base 1
Putting a slip draw-in groove 101, described slip draw-in groove 101 is positioned at the circular slide rail concentric with described sample groove.
Described support column bottom 501 is embedded in described slip draw-in groove 101, can be along described slip draw-in groove 101
Slide.
Concrete, compaction cylinder 4 is flexibly connected with described support column 5 by journal stirrup 401.
Wherein, in the case of operation put down by execution sample, described support column 5 is along described slip draw-in groove
101 slide, and the sample in sample groove put down by the plate of putting down being embedded in described sample groove, are allowed to be in together
One height.
Further, the support column 5 in slip draw-in groove 101 can be one, it is also possible to individual multiple.
Concrete, in the case of support column 5 is two, compaction cylinder 4 is by two journal stirrups 401 respectively
It is fixed on described support column 5.
Further, two support columns, about sample groove center axisymmetrical, divide and are listed in sample groove two
Side, now the overall center of gravity of two journal stirrups 401 is on the central axis of compaction cylinder 4, and is positioned at examination
On the central axis of sample groove, structural stability is high.
Or, support column can also is that three or more, according to actual experiment needs；Wherein,
Ensure that the center of compaction cylinder is positioned on the axis of sample groove with the integral central of support column.
Further, in described slip draw-in groove 101, a hole slot 104 is set；Wherein, described hole slot 104
Internal diameter existing with bottom described support column 5 radius mate, described support column 5 and then be embedded in described hole slot
In 104, keeping the geo-stationary of shaft and described base 1, fixing of strict lifting support column 5 is strong
Degree, it is ensured that the impact of positioning precision is preferably minimized by vibrations during compaction cylinder 4 action.
The barrel top of described urceolus 2, is gradually increased from upper radius by lower；Wherein, described urceolus 2
Barrel upper inner in shift to outside cylinder stretch cambered surface 201, it is simple to sample load.
Described support column 5 upper end arranges top limit fastener 503, limits the rising of described compaction cylinder 4
Highly；In the middle part of described support column 5, bottom limit fastener 502 is set, limits described compaction cylinder 4 times
Fall height.
On described compaction cylinder 4, one handle 402 is set；Wherein, real compression sample manipulation is hit in execution
In the case of, by compaction cylinder 4 described in the push-and-pull of described handle 402.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that
Or advantage:
1, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, employing base,
Inner core, urceolus, support column and compaction cylinder constitute examination sample compacting structure, and corresponding precision provides significantly；
Formed by support column and compaction cylinder and stable make structure toward restriking practical operation, it is ensured that sample can obtain surely
Fixed hits actual effect fruit；Synchronization sample impact force stable and uniform, possesses good compacting effect
Really；On the other hand, sample groove constitutes, by inner/outer tube and base, the sample groove structure that seam is tight,
Rustic is avoided to affect the machining accuracy of sample.
2, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, on inner tube wall
See-through window is set, it is simple to that observes sample hits real compressive state；Further, see-through window sets
Put deep identification, coordinate window to be easy to understand sample working (machining) efficiency in real time.
3, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, by leveling bar
And the plate of putting down of front end follows support column action, it is achieved operation put down by the sample for ring specimen groove,
It is greatly improved sample flatness, it is simple to hit sample density during practical operation is made, the size of sample parameter such as thickness
Reliability and stability.
4, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, by rationally setting
Put the position of support column, be positioned at sample groove center so that compaction cylinder and leveling bar can follow rotation
High-precision realization is hit reality and puts down operation, it is ensured that the effect of sample processing.
5, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, sets on base
Putting the restriction of slip draw-in groove guides support column to move, it is achieved put down operation；Meanwhile, can be by multiple
Dagger realizes associating support, promotes and puts down the reliable and stable of operation；On the other hand, it is also possible to sliding
Multiple support column is set in draw-in groove, jointly supports compaction cylinder, it is ensured that the operating stably of compaction cylinder, promote
Sample processing effect and reliability.
6, the ring type sample preparation device cutting experiment for ring provided in the embodiment of the present application, passes through providing holes
Groove can fix support column, is further ensured that the fixing intensity of support column, it is ensured that is hitting real squeeze operation
During, the positional precision of compaction cylinder is the most preferable；Expand by arranging cambered surface epitaxial structure on urceolus
Bulk specimen filling entrance, optimizes filling operation；By arranging upper and lower limit fastener on the support columns, carry
Rise the safety of compaction cylinder.
It should be noted last that, above detailed description of the invention is only in order to illustrate technology of the present utility model
Scheme and unrestricted, although this utility model being described in detail with reference to example, this area general
Logical it will be appreciated by the skilled person that the technical solution of the utility model can be modified or be equal to and replace
Changing, without deviating from the spirit and scope of technical solutions of the utility model, it all should contain in this practicality new
In the middle of the right of type.
Claims (10)
1. the ring type sample preparation device cutting experiment for ring, it is characterised in that including: base, inner core, urceolus, support column and compaction cylinder；
Offer two concentric grooves, described inner core and described urceolus on described base to be embedded in respectively in said two concentric groove；Described inner core, described urceolus and described base roof constitute sample groove；
Described support column one end is vertically fixed on described base；
Described compaction cylinder is suspended in directly over described sample groove, is supported by described support column；
Wherein, described compaction cylinder is tubular construction, and barrel can embed in described sample groove；
Journal stirrup is set on described compaction cylinder, and is movably connected with described support column by described journal stirrup；
Performing in the case of examination sample compacting compresses operation, described compaction cylinder slides along described support column, near or away from described sample groove, barrel embeds or departs from described sample groove.
2. the ring type sample preparation device cutting experiment for ring as claimed in claim 1, it is characterised in that: on described inner tube wall, see-through window is set.
3. the ring type sample preparation device cutting experiment for ring as claimed in claim 2, it is characterised in that: described see-through window arranges the sounding mark of described sample groove.
4. the as claimed in claim 3 ring type sample preparation device cutting experiment for ring, it is characterised in that also include: leveling bar and be positioned at described leveling bar front end put down plate；
Described leveling bar tail end is connected on described support column；
Wherein, described leveling bar relative altitude on described support column is adjustable；
Performing in described sample groove in the case of sample flattening operation, described leveling bar is suspended in above described sample groove, described in put down plate and be embedded in described sample groove；
In the case of described support column rotates, described in put down plate and put down the sample in sample groove, be allowed to be in sustained height.
5. the ring type sample preparation device cutting experiment for ring as claimed in claim 4, it is characterised in that: described support column is fixed on described base, is positioned at described sample groove circle centre position；
Wherein, described support column is embedded in described compaction cylinder lumen centers, is flexibly connected with described compaction cylinder by journal stirrup；
Performing in the case of examination sample compacting compresses operation, described compaction cylinder slides along described support column, near or away from described sample groove, barrel embeds or departs from described sample groove.
6. the ring type sample preparation device cutting experiment for ring as claimed in claim 4, it is characterised in that: arranging a slip draw-in groove on described base, described slip draw-in groove is positioned at the circular slide rail of described sample groove concentric；
Described support column bottom is embedded in described slip draw-in groove, can slide along described slip draw-in groove；
Wherein, in the case of operation put down by execution sample, described support column slides along described slip draw-in groove, and the sample in sample groove put down by the plate of putting down being embedded in described sample groove, is allowed to be in sustained height.
7. the ring type sample preparation device cutting experiment for ring as claimed in claim 6, it is characterised in that: in described slip draw-in groove, hole slot is set；
Wherein, bottom the internal diameter of described hole slot and described support column, external diameter matches, and described support column is embedded in described hole slot, keeps the geo-stationary of shaft and described base.
8. the ring type sample preparation device cutting experiment for ring as described in any one of claim 1～7, it is characterised in that: the barrel top of described urceolus, lower it is gradually increased from upper radius；
Wherein, the barrel upper inner of described urceolus is in shifting to the cambered surface of stretching, extension outside cylinder.
9. the ring type sample preparation device cutting experiment for ring as described in any one of claim 1～7, it is characterised in that: described support column upper end arranges top limit fastener, limits the lifting height of described compaction cylinder；Bottom limit fastener is set in the middle part of described support column, limits the falling head of described compaction cylinder.
10. the ring type sample preparation device cutting experiment for ring as claimed in claim 9, it is characterised in that: on described compaction cylinder, one handle is set；
Wherein, in the case of performing to hit real compression sample manipulation, by compaction cylinder described in described handle push-and-pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620104403.5U CN205749052U (en) | 2016-02-02 | 2016-02-02 | A kind of ring type sample preparation device cutting experiment for ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620104403.5U CN205749052U (en) | 2016-02-02 | 2016-02-02 | A kind of ring type sample preparation device cutting experiment for ring |
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| CN205749052U true CN205749052U (en) | 2016-11-30 |
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| CN201620104403.5U Withdrawn - After Issue CN205749052U (en) | 2016-02-02 | 2016-02-02 | A kind of ring type sample preparation device cutting experiment for ring |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571919A (en) * | 2016-02-02 | 2016-05-11 | 中国科学院武汉岩土力学研究所 | Ring type sample preparation device for ring shear tests |
| CN106989981A (en) * | 2017-04-26 | 2017-07-28 | 天津城建大学 | A kind of ring shear test test sample-producing die |
-
2016
- 2016-02-02 CN CN201620104403.5U patent/CN205749052U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571919A (en) * | 2016-02-02 | 2016-05-11 | 中国科学院武汉岩土力学研究所 | Ring type sample preparation device for ring shear tests |
| CN105571919B (en) * | 2016-02-02 | 2018-08-24 | 中国科学院武汉岩土力学研究所 | A kind of ring type sample preparation device for cutting experiment for ring |
| CN106989981A (en) * | 2017-04-26 | 2017-07-28 | 天津城建大学 | A kind of ring shear test test sample-producing die |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20180824 |