CN105547847B - Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved - Google Patents
Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved Download PDFInfo
- Publication number
- CN105547847B CN105547847B CN201511018721.6A CN201511018721A CN105547847B CN 105547847 B CN105547847 B CN 105547847B CN 201511018721 A CN201511018721 A CN 201511018721A CN 105547847 B CN105547847 B CN 105547847B
- Authority
- CN
- China
- Prior art keywords
- rigid
- casing
- plate
- seat board
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
Abstract
The invention discloses a kind of achievable translation and the rigid retaining walls soil pressure calculation device rotated, bottom half welds in front and rear side sheet room with top and slides seat board and sliding support plate, the top of rigid baffle and bottom hinged flaps, wing plate is horizontal through between slip seat board and sliding support plate.Horizontal actuator is placed horizontally between rigid baffle and casing, and displacement transducer is connected horizontally on the left of casing between rigid baffle.Rigid baffle in casing with being filled with the soil body.Soil body top surface is pressed with Rigid Plates Under Compression and water pocket, Rigid Plates Under Compression connection reaction frame.Rigid baffle has thin-film pressure sensor towards soil body side.The device is met under Different Ground loading condition, and the research that soil pressure distribution regular under different displacement models occurs for rigid retaining walls needs, the development for earth pressure theory, and the raising of engineering technology level is significant.
Description
Technical field
The present invention relates to architectural and civil engineering experimental test technical field, more particularly to a kind of achievable translation and rotation
Rigid retaining walls soil pressure calculation device, it is applied to the active and passive soil pressure examination under simulation rigid retaining walls difference displacement model
Test, be also applied for simulating the rigid retaining walls soil pressure calculation under different loading conditions.
Background technology
Many structures such as soil-baffling structure such as retaining wall, abutment, foundation pit enclosure structure, all supports soil in civil engineering
Body, soil stabilization being remain, they often subject the effect of soil body lateral pressure, in order to carry out soil pressure correlation theory research,
The experimental rig of a set of perfect in shape and function is needed to carry out the laboratory physical analogy of soil pressure.
At present, soil pressure evaluation method widely used in engineering practice at present is still the coulomb based on limit equilibrium theory
（Coulomb）And Rankine（Rankine）Earth pressure theory and based on coulomb sliding wedge is theoretical and quasi-static model concept
Mononobe-Okabe earthquake earth pressure formula.Classical earth pressure theory all assumes that the displacement of barricade is sufficiently large, can cause
Rolling earth behind retaining wall has the initiative or passive limiting condition, can only calculate rolling earth behind retaining wall and have the initiative and soil pressure during passive limiting condition
Power, influence of the retaining wall displacement to soil pressure is not taken into full account.But the soil pressure in Practical Project is the soil body and earth-retaining knot
The result of the interphase interaction of structure, the different wall movement modes of soil-baffling structure, the characteristics of deformation and strength of the soil body are all to soil pressure
Size and the regularity of distribution have an impact.In many Practical Projects, rolling earth behind retaining wall is enabled to reach passive state of limit equilibrium
Wall displacement will not usually occur, and soil pressure is probably a certain value between active earth pressure and passive earth pressure.
Many hypothesis are all asked in avoidance load-bearing body to some extent and soil body interaction used by traditional design theory
Topic, hence in so that horizontal load-bearing side Calculating method of earth pressure is theoretically unsound, there is many hypothesis and not true in design parameter
It is qualitative, therefore, it is necessary to the displacement of barricade is studied, that is, the lateral deformation banketed, to the shadow of soil pressure size and the regularity of distribution
Ring.
Model test is to disclose soil pressure with lateral diaphragm wall displacement Change and Development rule and the powerful of checking earth pressure theory.
To solve the above problems, a kind of achievable translation and the rigid retaining walls soil pressure calculation device rotated are developed, in engineering, to set
When counting soil-baffling structure, more preferable property, size, direction and the application point for determining soil pressure, the development for earth pressure theory, with
And the raising of engineering technology level is all significant.
The content of the invention
The purpose of the present invention is to be directed to the structures that soil body lateral pressure is subject in civil engineering, is to be the provision of one kind
Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved, it is rational in infrastructure, it is easy to use, meet Different Ground load
Under the conditions of, the research that soil pressure distribution regular under different displacement models occurs for rigid retaining walls needs, for the hair of earth pressure theory
Exhibition, and the raising of engineering technology level are significant.
To solve the above problems, the present invention realizes above-mentioned purpose using following technical measures：
A kind of achievable translation and rotate rigid retaining walls soil pressure calculation device, it by casing, first level actuator,
Second horizontal actuator, the first displacement transducer, second displacement sensor, rigid baffle, wing plate, slide seat board, sliding support plate,
The parts such as Rigid Plates Under Compression, water pocket, reaction frame, thin-film pressure sensor are formed.
It is characterized in that：Casing is cuboid container, and four sides are closed with bottom surface, top-open.Bottom half and top
Welded in front and rear side sheet room and slide seat board, have sliding support plate respectively under the slip seat board at top, on the slip seat board of bottom
It is welded in before and after casing on side plate.Seat board and sliding support plate are slided away from 45 ~ 50cm of left plate.Rigid baffle is arranged in slip seat board
With sliding support plate close to the side of the soil body, the top and bottom of rigid baffle by being hingedly connected with two wing plates, wing plate length 35 ~
40cm, wing plate respectively between the slip seat board and sliding support plate of casing inner top and bottom horizontal through.Slide seat board and slip
There is rolling rod on the contact surface of support plate and wing plate, ensure that wing plate can be being slided between seat board and sliding support plate slidably.The
One horizontal actuator and the second horizontal actuator it is horizontally disposed in rigid baffle 1/3 highly locate and 2/3 height locate, first level work
Dynamic device and the second horizontal actuator are connected with casing left plate and rigid baffle backwards to soil body side respectively.First displacement transducer water
Between flushconnection is in the middle part of the casing left plate and rigid baffle, second displacement sensor levels are connected to casing left plate and rigidity
Between the height of baffle plate 1/4.The sky that rigid baffle surrounds with sliding seat board, cabinet front plate, casing back side panel, casing right plate
It is interior to be filled with the soil body.Soil body top surface is pressed with Rigid Plates Under Compression, and water pocket is placed between the soil body under Rigid Plates Under Compression, is pressurizeed by water pocket,
It can apply soil body simulation vertical load, also ensure the flexible contact between the soil body and Rigid Plates Under Compression, uniform force, reduce test
Error.Four columns are connected on Rigid Plates Under Compression, column end is fixed on reaction frame.Reaction frame is left through casing is connected to
Four screw rods above side plate and right plate, and fixed by nut, ensure that reaction frame is not jacked up in loading procedure.Just
Property baffle plate center towards soil body side connect thin-film pressure sensor.
Described box sizes be 3.0m length × 1.2m it is wide × 1.5m is high, be welded by five steel plates, box inside face
It is smooth.
Described first level actuator and the second horizontal actuator respectively have two, respectively positioned at rigid baffle vertical axis
At the sustained height of both sides, ensure uniform force application.
Described slip seat board and sliding support plate are Combined steel plate made of steel plate and channel-section steel, and thickness is about 9-11cm,
The pressure bigger compared with general steel plate can be born.Slide seat board height 18-22cm, 5 ~ 8cm of sliding support plate height.Slide seat board
Strip slot is provided with the middle part of the side contacted with sliding support plate with wing plate, is rolling rod in groove, rolling rod is open column shape bar, in
Between hollow parts have the steel pole being welded on cabinet front plate and back side panel.
Described wing plate is same wide with casing with rigid baffle, and rigid baffle is thick middle, gradually thinning to upper and lower ends
Steel plate, ensure not clash with wing plate in rotation process.The contact surface of rigid baffle and box side is respectively connected with close
Seal, 8 ~ 10cm mobile space is there are about before and after rigid baffle.
Longitudinal center section of the described column along casing is symmetrical, per each two of side, the reaction frame of vertical columns
Keep level, column are vertical.Be provided with four holes on reaction frame, position with two screw rods and right plate on casing left plate
Two screw positions it is corresponding.
Described thin-film pressure sensor is a strip, is vertically connected on rigid baffle, and is furnished with two instrument.
The first described displacement transducer and second displacement sensor use recoil of spring formula displacement meter, and are furnished with two instrument
Table.
A kind of described achievable translation and the operating process of the rigid retaining walls soil pressure calculation device rotated are：
1）Rigid baffle is pulled to by the leftmost side by horizontal actuator, is affixed with sliding up and down seat board and sliding support plate.
2）When carrying out passive earth pressure experiment, soil body placement in layers is carried out in casing, using being manually or mechanically compacted,
Soil moisture content and dry density are controlled, until the soil body is highly filled to water pocket bottom surface, flattens soil body surface；Carrying out active soil pressure
When power is tested, first fill below the soil body to rigid baffle lower end wing plate, rigid baffle is stretched out 5 to the right by horizontal actuator
~ 6cm, then soil body placement in layers is carried out in casing, using being manually or mechanically compacted, soil moisture content and dry density are controlled, directly
Highly filled to the soil body to water pocket bottom surface, flatten soil body surface；
3）Loading condition is pressurizeed by water pocket according to needed for experiment, simulates ground load；
4）When load reaches requirement, controlled just by push-and-pull first level actuator respectively and the second horizontal actuator
The movement of property baffle plate；
5）Test to obtain the regularity of distribution of soil pressure on rigid baffle by thin-film pressure sensor, then carry out soil pressure
With joint efforts with the calculating of application point.
Control of the device for rigid baffle displacement model, specifically：The horizontal actuator of simultaneous equal push-and-pull can be real
Existing rigid baffle to soil body translation and away from soil body translation, while inequality pushes away horizontal actuator and rigid baffle can be realized to soil
The rotation of body, while the horizontal actuator of inequality drawing can realize that rigid baffle deviates from the rotation of the soil body, such as example：First level start
Device promotes to be promoted greatly compared with the second horizontal actuator, and rigid baffle moves to the soil body, and around lower rotation；First level actuator is drawn
Return big compared with the second horizontal actuator, rigid baffle is away from soil body movement, and around lower rotation.During rigid baffle translation, first
Displacement sensor is identical with second displacement sensor reading, can pass through its command displacement amount；When rigid baffle rotates around top, second
Displacement transducer reading is larger, and when rigid baffle is around lower rotation, the first displacement transducer reading is larger, because rigid baffle is firm
Degree is big, and during rotation, displacement is linearly distributed, and rigid baffle displacement everywhere can be calculated by the reading of two sensors, so as to
Control rotational angle.
The present invention compared with prior art, has advantages below and effect：
1) device can realize soil-baffling structure translation, be rotated, around a variety of different displacement models such as lower rotation around top,
And translation displacements and rotation displacement, angle are accurately controlled, so as to test the distribution situation of soil pressure under various operating modes；
2) by the push-and-pull of inequality during two groups of horizontal actuator differences, overall active earth pressure, passive soil pressure can be studied
The distribution of power, and top（Bottom）The soil body bears active earth pressure and bottom（Top）The soil body bears the special of passive earth pressure
The regular discussion of operating mode；
3) set and slide seat board, reduce influence of the soil boundary effect to earth pressure test result；There is provided wing plate,
It can prevent the soil body from extruding, reduce test error；
4) vertical pressue device is set, preferably simulates the soil pressure under ground load effect.
Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved in this, meets under different displacement models, keeps off
The property of soil structure soil pressure, size, the determination demand of direction and application point, have to engineering design, construction and preferably instruct to make
With the development for earth pressure theory, and the raising of engineering technology are all significant.
Brief description of the drawings
Fig. 1 is that a kind of achievable translation and the rigid retaining walls soil pressure calculation device rotated can front views.
Fig. 2 is a kind of achievable translation and the rigid retaining walls soil pressure calculation device top view rotated.
A kind of Fig. 3 attachment structure schematic diagrams between slip seat board, sliding support plate and wing plate.
A kind of Fig. 4 attachment structure schematic diagrams between rigid baffle and casing.
Fig. 5 is a kind of thin-film pressure sensor structural representation.
Fig. 6 is that active earth pressure is distributed with displacement evolution Feature figure in a kind of ideal test result.
Fig. 7 is passive earth pressure distribution in a kind of ideal test result with displacement evolution Feature figure.
In figure：
1-casing, 2-slip seat board, 21-rolling rod, 3-sliding support plate, 4-rigid baffle, 41-sealing ring, 5-
Wing plate, 61-first level actuator（Meet oil cylinder stroke 150mm electro-hydraulic servo actuator）, the 62-the second horizontal actuator
（Meet oil cylinder stroke 150mm electro-hydraulic servo actuator）, the 71-the first displacement transducer（Meet 100 ~ 150mm of range, precision
Various recoil of spring formula displacement meters more than 5/1000）, 72-second displacement sensor（Meet 100 ~ 150mm of range, precision is big
In 5/1000 various recoil of spring formula displacement meters）, 8-water pocket, 9-Rigid Plates Under Compression, 10-column, 11-reaction frame,
12-screw rod, 13-nut, 14-soil body, 15-thin-film pressure sensor（Meet pressure range 1kg/cm2Electric capacity above
Formula or resistive pressure sensor）.
Embodiment
Embodiment 1：
The present invention is described in further detail below according to accompanying drawing：
It can be seen from Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, a kind of achievable translation and the rigid retaining walls soil rotated
Pressure experimental device, it is by casing 1, first level actuator 61, the second horizontal actuator 62, the first displacement transducer 71,
Two displacement transducers 72, rigid baffle 4, wing plate 5, slip seat board 2, sliding support plate 3, Rigid Plates Under Compression 9, water pocket 8, reaction frame
11st, the part such as thin-film pressure sensor 15 is formed.
It is characterized in that：Casing 1 is cuboid container, and four sides are closed with bottom surface, top-open.The bottom of casing 1 and top
Portion welds in front and rear side sheet room and slides seat board 2, has slip respectively under the slip seat board 2 at top, on the slip seat board 2 of bottom
Support plate 3 is welded in before and after casing 1 on side plate.Seat board 2 and sliding support plate 3 are slided away from 45 ~ 50cm of left plate.Rigid baffle 4 is arranged
In sliding seat board 2 and sliding support plate 3 close to the side of the soil body 14, the top and bottom of rigid baffle 4 are by being hingedly connected with two
Piece wing plate 5, wing plate 5 grow 35 ~ 40cm, and wing plate 5 is respectively from water between the slip seat board 2 and sliding support plate 3 of the inner top of casing 1 and bottom
It is flat through.Slide seat board 2 and sliding support plate 3 and have rolling rod on the contact surface of wing plate 5, ensure that wing plate 5 can be in sliding seat
Between plate 2 and sliding support plate 3 slidably.61 and second horizontal actuator 62 of first level actuator is horizontally disposed in rigid baffle
4 1/3 height place and 2/3 highly at, 61 and second horizontal actuator 62 of first level actuator respectively with the left plate of casing 1 and
Rigid baffle 4 connects backwards to the side of the soil body 14.First displacement transducer 71 is connected horizontally in the left plate of casing 1 and rigid baffle 4
Between portion, second displacement sensor 72 is connected horizontally between 1/4 height of the left plate of casing 1 and rigid baffle 4.Rigidity gear
The soil body 14 is filled with the space that plate 4 surrounds with sliding seat board 2, the front side board of casing 1, the back side panel of casing 1, the right plate of casing 1.The soil body
14 top surfaces are pressed with Rigid Plates Under Compression 9,9 times placement water pockets 8 between the soil body 14 of Rigid Plates Under Compression, are pressurizeed by water pocket 8, can make the soil body 14
Simulate vertical load to apply, also ensure the flexible contact between the soil body 14 and Rigid Plates Under Compression 9, uniform force, reduce test error.
Four columns 10 are connected on Rigid Plates Under Compression 9, the end of column 10 is fixed on reaction frame 11.Reaction frame 11 passes through and is connected to case
Four screw rods 12 above the left plate of body 1 and right plate, and fixed by nut 13, ensure reaction frame 11 in loading procedure
Do not jacked up.The center of rigid baffle 4 connects thin-film pressure sensor 15 towards the side of the soil body 14.
The described size of casing 1 be 3.0m length × 1.2m it is wide × 1.5m is high, be welded by five steel plates, on the inside of casing 1
Face is smooth.
Described 61 and second horizontal actuator 62 of first level actuator respectively has two, perpendicular positioned at rigid baffle 4 respectively
To at the sustained height of axis both sides, ensure uniform force application.
Described slip seat board 2 and sliding support plate 3 are Combined steel plate made of steel plate and channel-section steel, and thickness is about 9 or 10
Or 11 cm, the pressure bigger compared with general steel plate can be born.The 18 or 19 or 20 or 21 or 22cm of height of seat board 2 is slided, slides branch
5 or 6 or 7 or 8cm of the height of plate 3.Slide and be provided with strip slot, groove in the middle part of the side that seat board 2 and sliding support plate 3 contact with wing plate 5
In be rolling rod, rolling rod is open column shape bar, and central hollow section has the steel being welded on the front side board of casing 1 and back side panel
Bar.
Described wing plate 5 is same wide with casing 1 with rigid baffle 4, and rigid baffle 4 is thick middle, gradual to upper and lower ends
Thinning steel plate, ensure not clash with wing plate 5 in rotation process.The contact surface of rigid baffle 4 and the side plate of casing 1 connects
Sealing ring is connected to, 8 or 9 or 10cm mobile space are there are about before and after rigid baffle 4.
Longitudinal center section of the described column 10 along casing 1 is symmetrical, per each two of side, the counter-force of vertical columns 10
The keep level of framework 11, column 10 are vertical.Four holes, position and two spiral shells on the left plate of casing 1 are provided with reaction frame 11
Two position correspondences of screw rod 12 on bar 12 and right plate.
Described thin-film pressure sensor 15 is a strip, is vertically connected on rigid baffle 4, and is furnished with two instrument
Table.
The first described displacement transducer 71 and second displacement sensor 72 use recoil of spring formula displacement meter, and equipped with two
Individual instrument.
A kind of described achievable translation and the operating process of the rigid retaining walls soil pressure calculation device rotated are：Pass through water
Rigid baffle 4 is pulled to the leftmost side by flat actuator, is affixed with sliding up and down seat board 2 and sliding support plate 3.Carrying out passive earth pressure
During experiment, the placement in layers of the soil body 14 is carried out in the casing 1, using being manually or mechanically compacted, the control moisture content of the soil body 14 is close with doing
Degree, until the height of the soil body 14 is filled to the bottom surface of water pocket 8, the leveling soil body 14 surface；When carrying out active earth pressure experiment, first fill
Rigid baffle 4 is stretched out 5 ~ 6cm by the soil body 14 to the right to the lower end wing plate of rigid baffle 4 below 5, by horizontal actuator, then
The placement in layers of the soil body 14 is carried out in casing 1, using being manually or mechanically compacted, the moisture content of the soil body 14 and dry density are controlled, until soil
The height of body 14 is filled to the bottom surface of water pocket 8, the leveling soil body 14 surface.Loading condition is pressurizeed by water pocket 8 according to needed for experiment,
Simulate ground load.When load reaches requirement, pass through 61 and second horizontal actuator 62 of push-and-pull first level actuator respectively
To control the movement of rigid baffle 4.Specifically：The horizontal actuator of simultaneous equal push-and-pull can realize rigid baffle 4 to the soil body
14 translations and away from the translation of the soil body 14, while inequality pushes away horizontal actuator can realize rotation of the rigid baffle 4 to the soil body 14, together
When the horizontal actuator of inequality drawing can realize rigid baffle 4 deviate from the soil body 14 rotation, such as example：First level actuator 61 promotes
Being promoted greatly compared with the second horizontal actuator 62, rigid baffle 4 moves to the soil body 14, and around lower rotation；First level actuator 61
Retracting compared with the second horizontal actuator 62 greatly, rigid baffle 4 moves away from the soil body 14, and around lower rotation.The translation of rigid baffle 4
When, the first displacement transducer 71 is identical with the reading of second displacement sensor 72, can pass through its command displacement amount；Rigid baffle 4 around
When top rotates, the reading of second displacement sensor 72 is larger, and when rigid baffle 4 is around lower rotation, the first displacement transducer 71 is read
Number is larger, and because the rigidity of rigid baffle 4 is big, during rotation, displacement is linearly distributed, and can be calculated by the reading of two sensors
The displacement everywhere of rigid baffle 4, so as to control rotational angle.Obtained by the test of thin-film pressure sensor 15 on rigid baffle 4
The regularity of distribution of soil pressure, then carry out the calculating that soil pressure is made a concerted effort with application point.
Claims (7)
1. a kind of achievable translation and the rigid retaining walls soil pressure calculation device rotated, it is by casing（1）, first level actuator
（61）, the second horizontal actuator（62）, the first displacement transducer（71）, second displacement sensor（72）, rigid baffle（4）, the wing
Plate（5）, slide seat board（2）, sliding support plate（3）, Rigid Plates Under Compression（9）, water pocket（8）, reaction frame（11）, diaphragm pressure sensing
Device（15）Part is formed, it is characterised in that：Casing（1）For cuboid container, four sides are closed with bottom surface, top-open, casing
（1）Welded with top in front and rear side sheet room and slide seat board in bottom（2）, the slip seat board at top（2）Under, the slip seat board of bottom
（2）On have sliding support plate respectively（3）It is welded in casing（1）On front and rear side plate, seat board is slided（2）And sliding support plate（3）Away from a left side
45 ~ 50cm of side plate, rigid baffle（4）It is arranged in slip seat board（2）, sliding support plate（3）And the soil body（14）Side, rigid baffle
（4）Top and bottom by being hingedly connected with two wing plates（5）, wing plate（5）Long 35 ~ 40cm, wing plate（5）Respectively from casing
（1）Inner top and the slip seat board of bottom（2）And sliding support plate（3）Between horizontal through, slide seat board（2）And sliding support plate（3）
With wing plate（5）Contact surface on have rolling rod, first level actuator（61）With the second horizontal actuator（62）It is horizontally disposed in
Rigid baffle（4）1/3 height place and 2/3 highly at, first level actuator（61）With the second horizontal actuator（62）Respectively
With casing（1）Left plate and rigid baffle（4）Backwards to the soil body（14）Side connects, the first displacement transducer（71）It is connected horizontally on case
Body（1）Left plate and rigid baffle（4）Between, second displacement sensor（72）It is connected horizontally on casing（1）Left plate and rigidity
Baffle plate（4）Between 1/4, rigid baffle（4）With sliding seat board（2）, casing（1）Front side board, casing（1）Back side panel, casing（1）
The soil body is filled with the space that right plate surrounds（14）, the soil body（14）Top surface is pressed with Rigid Plates Under Compression（9）, Rigid Plates Under Compression（9）Lower and soil
Body（14）Between place water pocket（8）, Rigid Plates Under Compression（9）Four columns of upper connection（10）, column（10）End is fixed on counter-force frame
Frame（11）On, reaction frame（11）Through being connected to casing（1）Four screw rods above left plate and right plate（12）, and pass through
Nut（13）It is fixed, rigid baffle（4）Center is towards the soil body（14）Side connects thin-film pressure sensor（15）.
2. a kind of achievable translation according to claim 1 and the rigid retaining walls soil pressure calculation device rotated, its feature
It is：Described casing（1）Size be 3.0m length × 1.2m it is wide × 1.5m is high, by five steel plates welding, casing（1）Medial surface light
It is sliding.
3. a kind of achievable translation according to claim 1 and the rigid retaining walls soil pressure calculation device rotated, its feature
It is：Described first level actuator（61）With the second horizontal actuator（62）Respectively there are two, respectively positioned at rigid baffle（4）
At the sustained height of vertical axis both sides.
4. a kind of achievable translation according to claim 1 and the rigid retaining walls soil pressure calculation device rotated, its feature
It is：Described slip seat board（2）And sliding support plate（3）For Combined steel plate made of steel plate and channel-section steel, thickness 9-11cm,
Slide seat board（2）Height 18-22cm, sliding support plate（3）Height 5-8cm, slide seat board（2）And sliding support plate（3）With wing plate（5）
Strip slot is provided with the middle part of the side of contact, is rolling rod in groove, rolling rod is open column shape bar, and central hollow is welded in case
Body（1）Steel pole on front side board and back side panel.
5. a kind of achievable translation according to claim 1 and the rigid retaining walls soil pressure calculation device rotated, its feature
It is：Described wing plate（5）With rigid baffle（4）With casing（1）With wide, rigid baffle（4）For thick middle, to upper and lower ends by
The thin steel plate of gradual change, rigid baffle（4）With casing（1）The contact surface of side plate is respectively connected with sealing ring, rigid baffle（4）It is front and rear to have
8 ~ 10cm space.
6. a kind of achievable translation according to claim 1 and the rigid retaining walls soil pressure calculation device rotated, its feature
It is：Described thin-film pressure sensor（15）For a strip, rigid baffle is vertically connected to（4）On, and it is furnished with two instrument
Table.
7. a kind of achievable translation according to claim 1 and the rigid retaining walls soil pressure calculation device rotated, its feature
It is：The first described displacement transducer（71）With second displacement sensor（72）Using recoil of spring formula displacement meter, equipped with two
Individual instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018721.6A CN105547847B (en) | 2015-12-29 | 2015-12-29 | Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018721.6A CN105547847B (en) | 2015-12-29 | 2015-12-29 | Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105547847A CN105547847A (en) | 2016-05-04 |
| CN105547847B true CN105547847B (en) | 2018-04-10 |
Family
ID=55827189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511018721.6A Active CN105547847B (en) | 2015-12-29 | 2015-12-29 | Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105547847B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193134B (en) * | 2016-06-28 | 2018-06-19 | 重庆科技学院 | The model equipment of indoor rigid retaining walls finite soil Boundary Condition Effect |
| CN106948389B (en) * | 2017-05-08 | 2022-12-16 | 武汉理工大学 | Soil pressure and displacement visual two-dimensional test system for soil retaining structure |
| CN107748135B (en) * | 2017-12-06 | 2024-04-12 | 山东大学 | Soil arch effect exploration device and test method in multi-displacement mode |
| CN109030198A (en) * | 2018-05-21 | 2018-12-18 | 湖南理工学院 | Earth Pressure Models experimental method based on limit equilibrium theory |
| CN109030199A (en) * | 2018-05-22 | 2018-12-18 | 湖南理工学院 | Flexible retaining wall Earth Pressure Models test method |
| CN108507878A (en) * | 2018-05-31 | 2018-09-07 | 中铁建设集团有限公司 | A kind of soil pressure simulating test device and method |
| CN109187184B (en) * | 2018-09-10 | 2020-10-27 | 江苏科技大学 | Soil pressure test demonstration system and method |
| CN109706982A (en) * | 2019-01-24 | 2019-05-03 | 山东大学 | Earth Pressure of Retaining Wall bath scaled model experimental device and test method under plane strain condition |
| CN110082190B (en) * | 2019-04-15 | 2021-09-03 | 河海大学 | Steel sheet pile retaining wall soil pressure testing device and method considering middle main stress influence |
| CN110232860A (en) * | 2019-06-11 | 2019-09-13 | 长沙理工大学 | Multifunction test device and its test method for soil mechanics plane strain problems |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101526440A (en) * | 2009-04-13 | 2009-09-09 | 清华大学 | Centrifugal model retaining wall test device |
| CN202075920U (en) * | 2011-06-08 | 2011-12-14 | 河海大学 | Soil pressure model testing device of retaining wall |
| CN102169082B (en) * | 2010-12-31 | 2012-07-04 | 中国水电顾问集团中南勘测设计研究院 | Seepage deformation tester |
| CN203247614U (en) * | 2013-05-10 | 2013-10-23 | 山东大学 | Anchor-pulling type retaining wall model test device |
| CN203429660U (en) * | 2013-08-29 | 2014-02-12 | 深圳市福田建安建设集团有限公司 | Stereo stiffened rigid-flexible combined ecological retaining wall |
| CN203798804U (en) * | 2014-03-11 | 2014-08-27 | 北京交通大学 | Multifunctional frozen soil retaining wall model test box |
| CN105040754A (en) * | 2015-08-03 | 2015-11-11 | 浙江大学 | Device for testing limited soil mass rigid retaining wall soil pressure model |
| CN105113555A (en) * | 2015-09-06 | 2015-12-02 | 湖南大学 | Reinforced earth retaining wall model test apparatus and method |
-
2015
- 2015-12-29 CN CN201511018721.6A patent/CN105547847B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101526440A (en) * | 2009-04-13 | 2009-09-09 | 清华大学 | Centrifugal model retaining wall test device |
| CN102169082B (en) * | 2010-12-31 | 2012-07-04 | 中国水电顾问集团中南勘测设计研究院 | Seepage deformation tester |
| CN202075920U (en) * | 2011-06-08 | 2011-12-14 | 河海大学 | Soil pressure model testing device of retaining wall |
| CN203247614U (en) * | 2013-05-10 | 2013-10-23 | 山东大学 | Anchor-pulling type retaining wall model test device |
| CN203429660U (en) * | 2013-08-29 | 2014-02-12 | 深圳市福田建安建设集团有限公司 | Stereo stiffened rigid-flexible combined ecological retaining wall |
| CN203798804U (en) * | 2014-03-11 | 2014-08-27 | 北京交通大学 | Multifunctional frozen soil retaining wall model test box |
| CN105040754A (en) * | 2015-08-03 | 2015-11-11 | 浙江大学 | Device for testing limited soil mass rigid retaining wall soil pressure model |
| CN105113555A (en) * | 2015-09-06 | 2015-12-02 | 湖南大学 | Reinforced earth retaining wall model test apparatus and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105547847A (en) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105547847B (en) | Translation and the rigid retaining walls soil pressure calculation device rotated can be achieved | |
| CN107063883A (en) | A kind of multifunctional combined experimental rig of soil mechanics and test method | |
| CN205301086U (en) | Consider native compression test device of rigidity barricade mode of shifting | |
| CN106989995A (en) | A kind of adjustable Rock And Soil of lateral spacing condition vertically compresses ancillary test device | |
| CN109026106A (en) | The working condition simulation method and Work condition analogue testing stand of Bolt System | |
| CN106193134B (en) | The model equipment of indoor rigid retaining walls finite soil Boundary Condition Effect | |
| CN203798805U (en) | Swelling soil side slope moisture absorption deformation model test device | |
| Gerard et al. | Study of the soil–atmosphere moisture exchanges through convective drying tests in non‐isothermal conditions | |
| CN205562300U (en) | Built -in soil pressure model test device of barricade | |
| CN103226055A (en) | Controllable continuum model box for implementing ground motion input in multi-array shaking table test | |
| CN206020187U (en) | A kind of alternation of wetting and drying and the coefficient disaggregation assay device of stress | |
| CN108982216A (en) | Utilize the device and its test method of pile-soil interaction under transparent native research level load | |
| CN111207900A (en) | Space frame substructure hybrid simulation test method and test system | |
| CN107907286A (en) | A kind of new unsymmetrial loading tunnel Research on Shaking Table for Simulating system | |
| CN202661333U (en) | Volume change continuous monitoring device for triaxial consolidation-shearing test | |
| CN206862748U (en) | Simulate the experimental provision of tunnel stress characteristics at tomography | |
| CN114216595A (en) | Test device and method for measuring frictional resistance of thixotropic slurry | |
| CN209198220U (en) | A kind of retaining wall pressure testing case | |
| CN105954099B (en) | Built-in retaining wall type soil pressure seep effect test method | |
| CN110849729A (en) | Limited cohesive soil active and passive soil pressure model test device behind flexible retaining wall of foundation pit | |
| CN105890991A (en) | Method for testing soil pressure relaxation effects with consideration of soil mass rheology | |
| CN105928794B (en) | Built-in soil pressure calculation system | |
| CN113982048B (en) | Pile unit multidirectional coupling loading test device | |
| CN207439829U (en) | It is simple to match somebody with somebody coarse-grained soil compression test device | |
| CN211401942U (en) | Finite cohesive soil active and passive soil pressure model test device behind foundation pit flexible retaining wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |