CN206038439U - Independent face formula loading device's consolidation apparatus - Google Patents
Independent face formula loading device's consolidation apparatus Download PDFInfo
- Publication number
- CN206038439U CN206038439U CN201620831802.1U CN201620831802U CN206038439U CN 206038439 U CN206038439 U CN 206038439U CN 201620831802 U CN201620831802 U CN 201620831802U CN 206038439 U CN206038439 U CN 206038439U
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- China
- Prior art keywords
- soil sample
- soil
- pressure
- facial
- consolidation
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- 238000007596 consolidation process Methods 0.000 title claims abstract description 47
- 238000011068 loading method Methods 0.000 title abstract description 9
- 239000002689 soil Substances 0.000 claims abstract description 120
- 230000003028 elevating effect Effects 0.000 claims abstract description 20
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 238000006073 displacement reaction Methods 0.000 claims abstract description 13
- 230000001815 facial effect Effects 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 17
- 239000011148 porous material Substances 0.000 description 11
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 230000036962 time dependent Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses an independent face formula loading device's consolidation apparatus, include: the soil sample holds the device, the soil sample holds the device intussuseption and is filled with the soil sample of treating the detection, be equipped with soil pressure cell in the soil sample, a plurality of pressure heads, it is a plurality of on fixing device is located to the pressure head, and correspond the soil sample holds the device setting, the pressure head with the contact of soil sample is the contact of face formula, and it is right to be used for the soil sample is exerted pressure, a plurality of displacement sensor, it is with a plurality of the pressure head one -to -one sets up for measure the deflection of soil sample, and measurement control system, its soil pressure cell, elevating system and the displacement sensor data connection. The utility model discloses independent face formula loading device's consolidation apparatus evenly pressurizes for the soil body through the face loading on the consolidation apparatus, has avoided the effort position and has not been symmetric points and causes eccentric moment's problem to reach the mesh of the consolidation property that reflects the soil body more really.
Description
Technical field
This utility model is related to consolidation apparatus instrument field, the consolidation apparatus of the facial charger of more particularly to a kind of independence.
Background technology
In the presence of building upper load, the soil body can deform, and to arrange outside pore water be not the mistake of a moment
Journey, draining are interstitial space compression, and it is exactly soil deformation sedimentation that macroscopic view embodies.Above drainage subsidence process is consolidation, by
This understands that settleability test of the consolidation test to soil sample has great importance.In engineering in practice, detect that the compression of the soil body becomes
Shape, drainage procedure are that the construction to engineering and the use in later stage have important impact.
For the consolidation settlement of soil is studied, in an experiment generally use is consolidation apparatus, consolidation apparatus is exactly to use
In the compression performance for determining in different loads and having soil under conditions of lateral spacing, normal slow consolidation test and rapidly solidified can be carried out
Test, determines preconsolidation pressure and the coefficient of consolidation.General cutting ring sampling, soil sample are less, can accomplish the pressure of quick measurement soil
Compression deformation performance.
For the test apparatuses of detection soil body compressibility, understand through investigation, at present the domestic consolidation for soil test
Instrument mainly has two kinds, can range " lever consolidation apparatus " and " full automatic gas pressure consolidation apparatus " respectively.Lever consolidation apparatus is common
In most centrifugal modeling rooms, it is to utilize lever principle, is further applied load on firm plate by point contact type, then by firm plate by point type
Load is diffused as the upper surface that area load is applied to single soil sample.Full automatic gas pressure consolidation apparatus be according to air-driven principle,
It is further applied load in the upper surface of single soil sample again by point contact type, is its pressurization with lever consolidation apparatus difference
Mode has broken away from lever consolidation apparatus hierarchical loading for the dependence of counterweight.Both consolidation apparatus all cannot be complete to one soil
Sample carries out contrast test.The deficiency of lever consolidation apparatus and full automatic gas pressure consolidation apparatus is essentially from the following aspects at present：(1)
Point contact type is loaded.For large-scale soil sample, the large-scale soil sample size especially processed somewhat has deviation, easily in loading procedure
Eccentric phenomena is produced, so as to cause the load applied to soil sample with additional bending moment, the precision of experimental data is affected.(2) load
In single soil sample.On the one hand experiment can only load single soil sample, inefficiency every time.It is real that opposite side can not carry out contrast simultaneously
Test.
The information for being disclosed in the background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or implying in any form that the information structure is existing well known to persons skilled in the art
Technology.
Utility model content
The purpose of this utility model is the consolidation apparatus for providing a kind of facial charger of independence, so as to overcome at the trial
Inefficiency, test accuracy are low, can not carry out the shortcoming of contrast test simultaneously.
For achieving the above object, this utility model provides a kind of consolidation apparatus of the facial charger of independence, including：Soil sample
Soil sample to be detected is filled with apparatus for placing, the soil sample apparatus for placing, is provided with soil pressure cell in the soil sample；Multiple pressures
Head, multiple pressure heads are in fixing device, and the correspondence soil sample apparatus for placing setting, the pressure head and the soil sample
Contact as facial contact, for applying pressure to the soil sample；Multiple displacement transducers, which is corresponded with multiple pressure heads
Arrange, for measuring the deflection of soil sample；And Measurement and Control System, its described soil pressure cell, elevating mechanism and the displacement
Sensing data connects.
Preferably, in above-mentioned technical proposal, the soil pressure cell being distributed as in soil sample is set on soil sample same plane
There are multiple soil pressure cells, multiple soil pressure cells are provided with the same vertical direction of soil sample.
Preferably, in above-mentioned technical proposal, the pressure head is two.
Preferably, in above-mentioned technical proposal, including elevating mechanism, which is connected with the pressure head, for controlling the pressure head
Lifting.
Preferably, in above-mentioned technical proposal, the elevating mechanism is jack.
Preferably, in above-mentioned technical proposal, the jack is hydraulic jack.
Preferably, in above-mentioned technical proposal, the elevating mechanism is connected with the soil sample apparatus for placing, described for controlling
The lifting of soil sample apparatus for placing.
Preferably, in above-mentioned technical proposal, the fixing device includes：Supporting table, the pressure head are located at the supporting table
On；Column, which is located in the supporting table, and the column is provided with and screws part；And crossbeam, its be set up in the column it
Between, above the pressure head.
Compared with prior art, this utility model has the advantages that：
(1) consolidation apparatus of the independent facial charger of this utility model, can give the soil body by face loading on consolidation apparatus
Uniform pressurization, compare the consolidation apparatus that conventional point type pressurization is carried out the diffusion of power to be pressurizeed by firm plate, it is to avoid active force
Position is not point of symmetry and causes the problem of eccentric moment, amplifies the size of soil sample to adapt to carry out consolidation examination to bigger soil sample
Test, so as to reach the purpose of the consolidation wave speed for more truly reflecting the soil body.
(2) by independent facial charger, consolidation experiment can be carried out to two soil samples simultaneously, work efficiency can be improved
And contrast experiment can be carried out.
(3) under the different depth of the soil body install soil pressure cell measurement different depth under pore pressure and under same depth
The pore pressure of soil pressure cell measurement Different Plane position is installed in Different Plane position, such that it is able to draw pore pressure dissipation under different depth
Pore pressure dissipation time dependent curve in Different Plane position under time dependent curve and same depth.By displacement sensing
Tolerance surveys the deflection of the soil body, therefore, it is possible to simultaneously by the deformation of pore pressure and the soil body observing and reflect the consolidation of the soil body
Journey.
Description of the drawings
Fig. 1 is the structural representation of the consolidation apparatus according to the facial charger of independence of the present utility model.
Fig. 2 is the structural representation in consolidation apparatus according to the facial charger of independence of the present utility model at pressure head.
Specific embodiment
Below in conjunction with the accompanying drawings, specific embodiment of the present utility model is described in detail, it is to be understood that this practicality
New protection domain is not limited by specific embodiment.
Explicitly indicate that unless otherwise other, otherwise in entire disclosure and claims, term " including " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or ingredient, and do not exclude other units
Part or other ingredients.
As shown in Figure 1 to Figure 2, the consolidation according to a kind of facial charger of independence of this utility model specific embodiment
Instrument, including：Soil sample apparatus for placing 1, soil sample apparatus for placing 1 are placed on base 2.Filled with to be detected in soil sample apparatus for placing 2
Soil sample, mainly using diameter 600mm, the soil sample of high 200mm.Soil pressure cell (not shown), soil pressure is provided with soil sample
Power box is used for measuring the pore pressure of soil sample.Elevating mechanism 3 is connected with multiple pressure heads 4, it is preferable that elevating mechanism 4 is hydraulic jack.
Hydraulic jack and pressure head 4 are in fixing device 5.4 corresponding soil sample apparatus for placing 1 of pressure head is arranged.4 corresponding soil sample of multiple pressure heads
Apparatus for placing 1 is arranged, and pressure head 4 is facial contact with the contact of soil sample.Preferably, pressure head is two, semicircular in shape structure.It is multiple
Displacement transducer (not shown) is corresponded with multiple pressure heads 4 and is arranged, for measuring the deflection of soil sample.By elevating mechanism 3
Pressure head 4 is moved downward, pressure head 4 is contacted with soil sample, pressurizeed to soil sample, the soil pressure cell in soil sample sends data to measurement control
System processed 6.Measurement and Control System 6 and 3 data cube computation of elevating mechanism, control the distance of the movement of pressure head 4, that is, control pressure head 4 pairs native
The pressurization of sample, completes multistage loadings pressure.Measurement and Control System 6 and displacement transducer data cube computation, can by displacement transducer
The sedimentation deformation of measurement soil sample.
When testing to same soil sample, the weight of multiple pressure heads is arranged into different, that is, is set as different pressure values,
The stress surface that pressure head is contacted with soil sample is identical, when consolidation test is carried out, can be carried out to having a competition by single pressure variations
Test.
When testing to different soil samples, the weight of multiple pressure heads is arranged into identical, that is, is set as identical pressure value, pressed
Head is identical with the stress surface of soil sample contact, when consolidation test is carried out, can be carried out to having a competition by single pressure variations
Test.
Embodiment 2
Another reasonable embodiment, the present embodiment is different from embodiment 1 to be, pressure head 4 is in fixing device 5.
Elevating mechanism 3 is connected with soil sample apparatus for placing 1.Elevating mechanism 3 is hydraulic jack.4 corresponding soil sample apparatus for placing 1 of pressure head sets
Put.4 corresponding soil sample apparatus for placing 1 of multiple pressure heads is arranged, and pressure head 4 is facial contact with the contact of soil sample.Preferably, pressure head is two
It is individual, semicircular in shape structure.Multiple displacement transducer (not shown) are corresponded with multiple pressure heads 4 and are arranged, for measuring soil sample
Deflection.Soil pressure cell in soil sample sends data to Measurement and Control System 6.Measurement and Control System 6 and 3 data of elevating mechanism
Connection, controls the range of lift that elevating mechanism 3 lifts soil sample apparatus for placing 1, while pressurization of the pressue device to soil sample is controlled, it is complete
Into multistage loadings pressure.Measurement and Control System 6 and displacement transducer data cube computation, by the heavy of the measurable soil sample of displacement transducer
Decrease is moved.
Preferably, soil pressure cell being distributed as in soil sample, is provided with multiple soil pressure cells, on soil sample same plane in soil
The same vertical direction of sample is provided with multiple soil pressure cells.Soil pressure cell measurement different depth is installed i.e. under the different depth of the soil body
Under pore pressure and under same depth, the pore pressure of soil pressure cell measurement Different Plane position is installed in Different Plane position, so as to can
To show under different depth that Different Plane position pore pressure dissipation is at any time under the time dependent curve of pore pressure dissipation and same depth
Between the curve that changes.
Preferably, fixing device 5 includes：Supporting table 51, pressure head 4 is in supporting table 51.Column 52 is respectively arranged on support
The left and right sides of platform 51.Column 52 is provided with and screws part 53, and this screws part for nut.Crossbeam 54 is set up in left and right two root posts 52
Between, above pressure head 4.
When mounting means of the elevating mechanism for embodiment 1, elevating mechanism, i.e. hydraulic jack 3 are placed in 51 He of supporting table
Between crossbeam 54, hydraulic jack 3 is fixed by the part 53 that screws screwed on column 52.It is pressure head 4 below hydraulic jack 3, presses
4 corresponding soil sample apparatus for placing 1 are arranged.
When mounting means of the elevating mechanism for embodiment 2, multiple pressure heads 4 are placed between supporting table 51 and crossbeam 54, rotation
Pressure head 4 is fixed by the part 53 that screws on tight column 52.4 corresponding soil sample apparatus for placing 1 of multiple pressure heads is arranged.
The aforementioned description to specific illustrative embodiment of the present utility model be in order to illustrate and illustration purpose.These
Description is not wishing to for this utility model to be defined to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining certain principles of the present utility model
And its practical application, so that those skilled in the art can realize and using a variety of examples of the present utility model
Property embodiment and a variety of selections and change.Scope of the present utility model is intended to by claims and its waits similar shape
Formula is limited.
Claims (8)
1. the consolidation apparatus of the facial charger of a kind of independence, it is characterised in that include：
Soil sample to be detected is filled with soil sample apparatus for placing, the soil sample apparatus for placing, is provided with soil pressure cell in the soil sample；
Multiple pressure heads, multiple pressure heads are in the fixing device, and the correspondence soil sample apparatus for placing is arranged, the pressure head with
The contact of the soil sample is facial contact, for applying pressure to the soil sample；
Multiple displacement transducers, which is corresponded with multiple pressure heads and is arranged, for measuring the deflection of soil sample；And
Measurement and Control System, its described soil pressure cell, elevating mechanism and institute's displacement sensors data cube computation.
2. the consolidation apparatus of the facial charger of independence according to claim 1, it is characterised in that the soil pressure cell is in soil
Being distributed as in sample, is provided with multiple soil pressure cells on soil sample same plane, on the same vertical direction of soil sample is provided with many
Individual soil pressure cell.
3. the consolidation apparatus of the facial charger of independence according to claim 1, it is characterised in that the pressure head is two.
4. the consolidation apparatus of the facial charger of independence according to claim 1, it is characterised in that the elevating mechanism and institute
Pressure head connection is stated, for controlling the lifting of the pressure head.
5. the consolidation apparatus of the facial charger of independence according to claim 4, it is characterised in that the elevating mechanism is thousand
Jin top.
6. the consolidation apparatus of the facial charger of independence according to claim 5, it is characterised in that the jack is hydraulic pressure
Jack.
7. the consolidation apparatus of the facial charger of independence according to claim 1, it is characterised in that including elevating mechanism, its
It is connected with the soil sample apparatus for placing, for controlling the lifting of the soil sample apparatus for placing.
8. the consolidation apparatus of the facial charger of independence according to claim 1, it is characterised in that the fixing device bag
Include：
Supporting table, the pressure head is in the supporting table；
Column, which is located in the supporting table, and the column is provided with and screws part；And
Crossbeam, which is set up between the column, above the pressure head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620831802.1U CN206038439U (en) | 2016-08-02 | 2016-08-02 | Independent face formula loading device's consolidation apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620831802.1U CN206038439U (en) | 2016-08-02 | 2016-08-02 | Independent face formula loading device's consolidation apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206038439U true CN206038439U (en) | 2017-03-22 |
Family
ID=58307920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620831802.1U Expired - Fee Related CN206038439U (en) | 2016-08-02 | 2016-08-02 | Independent face formula loading device's consolidation apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206038439U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289984A (en) * | 2016-08-02 | 2017-01-04 | 广西大学 | A kind of consolidation apparatus of the facial charger of independence |
-
2016
- 2016-08-02 CN CN201620831802.1U patent/CN206038439U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289984A (en) * | 2016-08-02 | 2017-01-04 | 广西大学 | A kind of consolidation apparatus of the facial charger of independence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |