CN207300695U - A kind of geotechnique's ring shear test annular soil sample saturator - Google Patents
A kind of geotechnique's ring shear test annular soil sample saturator Download PDFInfo
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- CN207300695U CN207300695U CN201721231518.1U CN201721231518U CN207300695U CN 207300695 U CN207300695 U CN 207300695U CN 201721231518 U CN201721231518 U CN 201721231518U CN 207300695 U CN207300695 U CN 207300695U
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- retaining ring
- outside
- disk
- ring
- soil sample
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Abstract
It the utility model is related to a kind of geotechnological ring shear test annular soil sample saturator, including disk, outside retaining ring, inner side retaining ring and center bolt；Outside retaining ring includes side wall and cross wall；In the retaining ring side wall of disk insertion outside；Inner side retaining ring is placed in the upper surface of disk and is affixed on the cross wall of outside retaining ring；Inner side retaining ring, disk, the cross wall of the side wall of outside retaining ring and outside retaining ring form soil sample storage chamber；Center bolt passes through the center bolt through hole on inner side retaining ring and disk；The first nut and the second nut are provided with center bolt；First nut is placed in inner side retaining ring upper surface, and the outside diameter of the first nut is more than the outside diameter of center bolt through hole on the retaining ring of inner side；Second nut is placed in lower disk surface；The outside diameter of second nut is more than the outside diameter of center bolt through hole on disk.The utility model has the advantages that not easy to break in simple in structure, easy to operate, knockout course and can improve the survival rate that geotechnological ring shear test prepares saturation annular soil sample.
Description
Technical field
Geotechnological laboratory test technical field is the utility model is related to, is related to a kind of soil sample saturator, more particularly to a kind of soil
Work ring shear test annular soil sample saturator.
Background technology
Ring shear test is one kind of soil mechanics laboratory test, since sample is cricoid, cuts along circumferencial direction rotation,
So the gross area of shear surface is constant, shear displacemant is unrestricted, residual strength or pole suitable for the soil body under measurement large deformation
Limit intensity.This kind of shearing test is also often used to the shear property of contact surface between research different materials, to determine contact surface
Intensity and deformation parameter, such as：For study soil with concrete or steel, soil between geosynthetics and different earth materials
Contact surface characteristic.
The characteristic of conventional soil test general Study saturation soil sample, needs to carry out operated in saturation to soil sample, still before experiment
Existing centrifugal modeling equipment there is no the saturator of annular soil sample, it is protected in saturation history, make sample full in immersion
Water suction disintegration does not occur with during, so as to cause sample damaged.
Utility model content
In order to solve above-mentioned technical problem present in background technology, the utility model provides a kind of simple in structure, behaviour
Make not easy to break in convenient, knockout course and the geotechnique that geotechnological ring shear test prepares the survival rate of saturation annular soil sample can be improved
Ring shear test annular soil sample saturator.
To achieve these goals, the utility model adopts the following technical solution：
A kind of geotechnique's ring shear test annular soil sample saturator, it is characterised in that：Geotechnique's ring shear test annular soil sample is satisfied
Include disk, outside retaining ring, inner side retaining ring and center bolt with device；The outside retaining ring is to be bent to be formed by angle steel, described
Outside retaining ring includes side wall and cross wall；The outside diameter of the disk is equal to the internal diameter of outside retaining ring side wall；The disk insertion is outer
In the retaining ring side wall of side；The inner side retaining ring is placed in the upper surface of disk and is affixed on the cross wall of outside retaining ring；The inner side retaining ring,
The cross wall of disk, the side wall of outside retaining ring and outside retaining ring forms soil sample storage chamber, treats that saturation soil sample is placed in soil sample storage
In chamber；Center bolt through hole is both provided with the inner side retaining ring and disk；The center bolt through inner side retaining ring and
Center bolt through hole on disk；The first nut and the second nut are provided with the center bolt；First nut is put
In inner side retaining ring upper surface, the outside diameter of first nut is more than the outside diameter of center bolt through hole on the retaining ring of inner side；Described second
Nut is placed in lower disk surface；The outside diameter of second nut is more than the outside diameter of center bolt through hole on disk.
Preferably, inner side retaining ring is that upper end is provided with center bolt through hole, lower ending opening used by the utility model
And foot is provided with the barrel-shaped structure of thin-walled cutting ring shape retaining ring；Outer edge at the top of the inner side retaining ring is horizontal-extending to outside
And form the circular ring shape edge of a wing；The thin-walled cutting ring shape retaining ring of the inner side retaining ring is arranged on the upper surface of disk；The inner side retaining ring
The circular ring shape edge of a wing be affixed on outside retaining ring cross wall on.
Preferably, outside retaining ring is single piece or split part used by the utility model；The outside retaining ring is point
During body part, the outside retaining ring is formed by multiple arcuation angle splice joints.
Preferably, geotechnological ring shear test annular soil sample saturator further includes and is arranged on disk used by the utility model
Annulus between the cross wall of outside retaining ring；Outside diameter and internal diameter phase of the outside diameter and internal diameter of the annulus with treating saturation soil sample
Together.
Preferably, ventilative inlet opening is provided with used by the utility model on disk；The ventilative inlet opening is one
It is a or multiple；When the ventilative inlet opening is multiple, multiple ventilative inlet openings are distributed on disk.
The utility model has the advantages that：
The utility model provides a kind of geotechnological ring and cuts sample ring soil sample saturator, including disk, outside retaining ring, inner side
Retaining ring and center bolt；Outside retaining ring is to be bent to be formed by angle steel, and outside retaining ring includes side wall and cross wall；The outside diameter of disk
Equal to the internal diameter of outside retaining ring side wall；In the retaining ring side wall of disk insertion outside；Inner side retaining ring is placed in the upper surface of disk and is affixed on
On the cross wall of outside retaining ring；Inner side retaining ring, disk, the cross wall of the side wall of outside retaining ring and outside retaining ring form soil sample storage
Chamber, treats that saturation soil sample is placed in the soil sample storage chamber；Center bolt through hole is both provided with inner side retaining ring and disk；Center spiral shell
Bar passes through the center bolt through hole on inner side retaining ring and disk；The first nut and the second nut are provided with center bolt；
First nut is placed in inner side retaining ring upper surface, and the outside diameter of the first nut is more than the outside diameter of center bolt through hole on the retaining ring of inner side；The
Two nuts are placed in lower disk surface；The outside diameter of second nut is more than the outside diameter of center bolt through hole on disk.Disk protects sample
Downside, the outer rim of the annular soil sample of outside retaining ring protection, inner side retaining ring protects the upside and inner side of sample, above-mentioned component used
Center bolt is fixed, and, avoids the sample immersion disintegration in saturation history by sample protection wherein；The utility model passes through upper
State the combination of component, it is possible to achieve immersion disintegration does not occur in saturation history for the operated in saturation of the sample of different-thickness, sample,
It is not broken in form removal sampling process.The utility model patent uses modular component, its is simple in structure, easy to operate,
And it is good for the protecting effect of sample, form removal sampling process sample is not broken, improves geotechnological ring shear test and prepares saturation annular
The survival rate of soil sample.
Brief description of the drawings
Fig. 1 is the structure diagram of the annular soil sample saturator of 1cm thickness provided by the utility model；
Fig. 2 is the structure diagram at annular another visual angle of soil sample saturator of 1cm thickness provided by the utility model；
Fig. 3 is the structure diagram of the annular soil sample saturator of 2cm thickness provided by the utility model；
Wherein：
1- disks；2- annulus；Retaining ring on the outside of 3-；Retaining ring on the inside of 4-；5- center bolts.
Embodiment
In order to deepen the understanding to the utility model, will elaborate below to the embodiment of the utility model, below
Embodiment is implemented under premised on technical solutions of the utility model, gives detailed embodiment and specific operation
Process, but the scope of protection of the utility model is not limited to following embodiments.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.If used herein, unless the context clearly indicates otherwise, otherwise odd number shape
Formula is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Referring to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of geotechnological ring shear test annular soil sample saturator, bag
Include disk 1, outside retaining ring 3, inner side retaining ring 4 and center bolt 5；Outside retaining ring 3 is to be bent to be formed by angle steel, outside retaining ring 3
Including side wall and cross wall；The outside diameter of disk 1 is equal to the internal diameter of 3 side wall of outside retaining ring；In 3 side wall of retaining ring of the insertion of disk 1 outside；
Inner side retaining ring 4 is placed in the upper surface of disk 1 and is affixed on the cross wall of outside retaining ring 3；Inner side retaining ring 4, disk 1, outside retaining ring 3
The cross wall of side wall and outside retaining ring 3 forms soil sample storage chamber, treats that saturation soil sample is placed in the soil sample storage chamber；Inner side retaining ring 4
And center bolt through hole is both provided with disk 1；Center bolt 5 passes through the center bolt on inner side retaining ring 4 and disk 1
Through hole；The first nut and the second nut are provided with center bolt 5；First nut is placed in inner side retaining ring 4 upper surface, and first
The outside diameter of nut is more than the outside diameter of center bolt through hole on inner side retaining ring 4；Second nut is placed in 1 lower surface of disk；Second nut
Outside diameter be more than the outside diameter of center bolt through hole on disk 1, the outside diameter of disk 1 is equal to the outside diameter for the annular soil sample for treating saturation.The
One nut and the second nut apply pressure fixing disk 1 and inner side retaining ring 4, will treat the annular soil sample protection of saturation wherein.
Wherein：
Inner side retaining ring 4 is that upper end is provided with center bolt through hole, lower ending opening and foot and is provided with thin-walled cutting ring shape retaining ring
Barrel-shaped structure；The outer edge at the top of inner side retaining ring 4 is horizontal-extending to outside and forms the circular ring shape edge of a wing；Inner side retaining ring 4
Thin-walled cutting ring shape retaining ring is arranged on the upper surface of disk 1；The circular ring shape edge of a wing of inner side retaining ring 4 is affixed on the cross wall of outside retaining ring 3.
Outside retaining ring 3 is single piece or split part；When outside retaining ring 3 is split part, outside retaining ring 3 be by multiple arcuation angle splice joints and
Into.Preferably, the 1/4 circular ring shape angle steel that outside retaining ring 3 is four 90 degree forms, and retaining ring 3 main function in outside is constraint annular
The outside of soil sample, protects sample that immersion disintegration does not occur in saturation history and destroys；And protect sample not because taking out when tearing sample open
Inner side retaining ring 4 and rupture.The main function of inner side retaining ring 4 collapses for immersion does not occur in saturation history on the inside of the annular soil sample of protection
Solution is destroyed, and limits the height between inner side retaining ring 4 and disk 1, protects sample not to be extruded.
Geotechnological ring shear test annular soil sample saturator further includes the circle being arranged between the cross wall of disk 1 and outside retaining ring 3
Ring 2；Annulus 2 can change the height in the retaining ring 3 of outside and then protect the annular soil sample of different-thickness；The outside diameter of annulus 2 and interior
Footpath is identical with the outside diameter and internal diameter for treating saturation soil sample.
Ventilative inlet opening is provided with disk 1；Ventilative inlet opening is one or more；It is more when ventilative inlet opening is multiple
A ventilative inlet opening is distributed on disk 1.
As depicted in figs. 1 and 2, it is the annular soil sample saturator structural representation of different-thickness provided by the utility model
Figure, the annular soil sample prepared is placed on disk 1, keeps the outside diameter of annular soil sample concordant with the outer rim of disk 1；Work as sample
For 1cm it is thick when, annulus 2 is placed above sample, outside retaining ring 3 is placed on annulus 2, protects the outside of sample, such as Fig. 1 institutes
Show；When sample is thick for 2cm, retaining ring 3 protects the outside of sample on the outside of placement directly on sample, as shown in Figure 3；Inner side is protected
Ring 4 is placed on the retaining ring 3 of outside, keeps the thin-walled cutting ring shape retaining ring of its side to arrive at disk 1 by outside retaining ring 3；By center
Screw rod 5 tightens two screws on center bolt 5, sample is fixed on disk 1 through the circular hole on inner side retaining ring 4 and disk 1
Position between inner side retaining ring 4.
Constructional device shown in figure is placed in vacuum reservoir, according to《Standard for test methods of earthworks》(GBT50123-
1999) carry out vacuumizing operated in saturation.
After the completion of vacuumizing operated in saturation, carry out tearing sample operation open, center bolt 5 is pulled down, disk 1 is positioned over table downward
On face, pin outside retaining ring 3 and take out inner side retaining ring 4 upwards, then to retaining ring 3 on the outside of outer removal, when sample is thick for 1cm,
Lateral flat-pushing removal annulus 2, you can obtain the circular ring shape soil sample of saturation.
The above, is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
It is any to belong to those skilled in the art in the technical scope that the utility model discloses in this, the change that can be readily occurred in
Change or replace, should be covered within the scope of the utility model.
Claims (5)
- A kind of 1. geotechnique's ring shear test annular soil sample saturator, it is characterised in that：Geotechnique's ring shear test annular soil sample saturation Device includes disk（1）, outside retaining ring（3）, inner side retaining ring（4）And center bolt（5）；The outside retaining ring（3）It is by angle steel Bend to be formed, the outside retaining ring（3）Including side wall and cross wall；The disk（1）Outside diameter be equal to outside retaining ring（3）Side wall Internal diameter；The disk（1）Embedded outside retaining ring（3）In side wall；The inner side retaining ring（4）It is placed in disk（1）Upper surface simultaneously It is affixed on outside retaining ring（3）Cross wall on；The inner side retaining ring（4）, disk（1）, outside retaining ring（3）Side wall and outside retaining ring （3）Cross wall formed soil sample storage chamber, treat that saturation soil sample is placed in the soil sample storage chamber；The inner side retaining ring（4）And disk （1）On be both provided with center bolt through hole；The center bolt（5）Through inner side retaining ring（4）And disk（1）On center spiral shell Rod through-hole；The center bolt（5）On be provided with the first nut and the second nut；First nut is placed in inner side retaining ring （4）Upper surface, the outside diameter of first nut are more than inner side retaining ring（4）The outside diameter of upper center bolt through hole；Second nut It is placed in disk（1）Lower surface；The outside diameter of second nut is more than disk（1）The outside diameter of upper center bolt through hole.
- 2. geotechnique's ring shear test annular soil sample saturator according to claim 1, it is characterised in that：The inner side retaining ring （4）It is that upper end is provided with the barrel-shaped structure that center bolt through hole, lower ending opening and foot are provided with thin-walled cutting ring shape retaining ring；Institute State inner side retaining ring（4）The outer edge at top is horizontal-extending to outside and forms the circular ring shape edge of a wing；The inner side retaining ring（4）Thin-walled Cutting ring shape retaining ring is placed on disk（1）Upper surface；The inner side retaining ring（4）The circular ring shape edge of a wing be affixed on outside retaining ring（3）'s On cross wall.
- 3. geotechnique's ring shear test annular soil sample saturator according to claim 1 or 2, it is characterised in that：The outside shield Ring（3）It is single piece or split part；The outside retaining ring（3）When being split part, the outside retaining ring（3）It is by multiple arcuation angles Steel is spliced.
- 4. geotechnique's ring shear test annular soil sample saturator according to claim 3, it is characterised in that：Geotechnique's ring cuts examination Test annular soil sample saturator and further include and be arranged on disk（1）With outside retaining ring（3）Cross wall between annulus（2）；The annulus （2）Outside diameter and internal diameter it is identical with the outside diameter and internal diameter for treating saturation soil sample.
- 5. geotechnique's ring shear test annular soil sample saturator according to claim 4, it is characterised in that：The disk（1）On It is provided with ventilative inlet opening；The ventilative inlet opening is one or more；When the ventilative inlet opening is multiple, it is multiple breathe freely into Water hole is distributed on disk（1）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721231518.1U CN207300695U (en) | 2017-09-22 | 2017-09-22 | A kind of geotechnique's ring shear test annular soil sample saturator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721231518.1U CN207300695U (en) | 2017-09-22 | 2017-09-22 | A kind of geotechnique's ring shear test annular soil sample saturator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207300695U true CN207300695U (en) | 2018-05-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721231518.1U Withdrawn - After Issue CN207300695U (en) | 2017-09-22 | 2017-09-22 | A kind of geotechnique's ring shear test annular soil sample saturator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207300695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505184A (en) * | 2017-09-22 | 2017-12-22 | 中国科学院武汉岩土力学研究所 | A kind of geotechnological ring shear test annular soil sample saturator and saturation process |
-
2017
- 2017-09-22 CN CN201721231518.1U patent/CN207300695U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107505184A (en) * | 2017-09-22 | 2017-12-22 | 中国科学院武汉岩土力学研究所 | A kind of geotechnological ring shear test annular soil sample saturator and saturation process |
| CN107505184B (en) * | 2017-09-22 | 2023-07-04 | 中国科学院武汉岩土力学研究所 | Annular soil sample saturator for geotechnical ring shear test and saturation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20230704 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180501 Effective date of abandoning: 20230704 |