CN209513467U - Coarse-grained soil sound triaxial apparatus - Google Patents
Coarse-grained soil sound triaxial apparatus Download PDFInfo
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- CN209513467U CN209513467U CN201920123951.6U CN201920123951U CN209513467U CN 209513467 U CN209513467 U CN 209513467U CN 201920123951 U CN201920123951 U CN 201920123951U CN 209513467 U CN209513467 U CN 209513467U
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- pressure
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- pressure chamber
- grained soil
- water
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Abstract
The utility model relates to coarse-grained soil sound triaxial apparatus, include pedestal, pressure chamber, coarse-grained soil specimen, frame structure and servo-cylinder with latex film package, confining pressure loading system, and pressure chamber is set to right above servo-cylinder；Chassis is fixed in the middle part of pressure chamber, porous plate is fixed on chassis, coarse-grained soil specimen is placed on porous plate, clearance space is formed before the latex film and pressure chamber's inner sidewall of coarse-grained soil specimen, coarse-grained soil specimen top is provided with porous plate, seaming chuck, piston load bar upwards in turn, it is fixed with a wedge at the top of pressure chamber, piston load bar can be placed in vertical lifting that the cooperation of in lift span and bottom end is placed on seaming chuck, top is located at the lower section of frame structure top plate；Confining pressure loading system includes hydraulic pressure control cabinet, upper high service component, lower high service component, the side high service hose of adjustable hydraulic pressure.The utility model can provide different ambient pressures, then apply axial compressive force and carry out shearing experiment, and then acquire shear strength parameter.
Description
Technical field
The utility model relates to coarse-grained soil experimental technique fields, are specifically related to coarse-grained soil sound triaxial apparatus.
Background technique
Coarse-grained soil shearing strength is to study the important parameter of coarse-grained soil soil property.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of coarse-grained soil sound triaxial apparatus, are capable of providing different
Then ambient pressure applies axial compressive force and carries out shearing experiment, and then acquires shear strength parameter.
In order to solve the above technical problems, the utility model is the following technical schemes are provided: coarse-grained soil sound triaxial apparatus, includes
Pedestal, pressure chamber, the coarse-grained soil specimen wrapped up with latex film, coarse-grained soil specimen are placed in the receiving inner cavity of pressure chamber, further include
There are the frame structure being fixed on the base and servo-cylinder, pressure chamber is set to right above servo-cylinder；In the receiving of pressure chamber
Chamber center bottom is fixed with chassis, and porous plate is fixed on chassis, and coarse-grained soil specimen is placed on porous plate, the cream of coarse-grained soil specimen
Clearance space is formd before glue film and pressure chamber's inner sidewall, coarse-grained soil specimen top is provided with porous plate, upper pressure upwards in turn
Head, piston load bar, pressure chamber top are fixed with a wedge, offer at the top of wedge and pressure chamber opposite with piston load bar
The lift span answered, piston load bar can be placed in vertical lifting in lift span and bottom end cooperation is placed on seaming chuck, top position
In the lower section of frame structure top plate；
It further include having confining pressure loading system；It is all uniformly provided on two porous plates and several to be in contact with coarse-grained soil specimen
The water hole being connected with the permeable hole on corresponding porous plate is offered on permeable hole, seaming chuck and chassis respectively；The confining pressure
Loading system includes the hydraulic pressure control cabinet of adjustable hydraulic pressure, for the upper high pressure of two water holes supply high pressure water for seaming chuck
Water supply component, for for chassis two water holes supply high pressure water lower high service component and for for clearance space confession
To the side high service hose of high pressure water, upper high service component, lower high service component are connected to side high service hose
In hydraulic pressure control cabinet.
On that basis of the above technical scheme, the upper high service component includes that there are two supply water on upper high-pressure hose, one
Slotting Triple Valve with High Pressure, one end of upper water supplying pipe and one end of two upper high-pressure hoses are connected by inserting Triple Valve with High Pressure fastly fastly by pipe, one
It is logical, and the other end of two upper high-pressure hoses is respectively communicated in two water holes of seaming chuck；The bottom of pressure chamber offers
Two intercommunicating pores being connected with clearance space, one end of side high service hose are connected in an intercommunicating pore of pressure chamber,
The other end of upper water supplying pipe sealingly extends through after another intercommunicating pore of pressure chamber with the other end of side high service hose by one
Slotting Triple Valve with High Pressure is connected to a connecting tube fastly；
The lower high service component lower high-pressure hose, once water supplying pipe, a fast slotting Triple Valve with High Pressure including there are two, under
One end of water supplying pipe and one end of two lower high-pressure hoses are connected to by inserting Triple Valve with High Pressure fastly, and two lower high-pressure hoses is another
One end is respectively communicated in two water holes on chassis；The other end and connecting tube of lower water supplying pipe are connected to hydraulic pressure control cabinet.
It on that basis of the above technical scheme, further include that there are two the guide rail bracket for being distributed in servo-cylinder two sides, two guide rails
The both ends of frame longitudinal direction pass through support column respectively and are fixedly connected on pedestal；Pressure chamber bottom surface is uniformly fixed, and there are four movable pulley and pressure
Room can be longitudinally moved by the cooperation realization of movable pulley and two sides corresponding rails frame and be placed on guide rail bracket.
The utility model has the beneficial effect that coarse-grained soil sound three provided by the utility model compared with prior art
Axis instrument is the laboratory apparatus for measuring coarse-grained soil shearing strength.It can be provided using confining pressure loading system for coarse-grained soil specimen
Different ambient pressures applies axis using servo-cylinder and the cooperation of piston load bar then under a certain constant ambient pressure
Shearing experiment is carried out to pressure, and then acquires shear strength parameter by mole-coulomb strength theory.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Figure label are as follows: 1- pedestal；The pressure chamber 2-, 21- clearance space, 22- wedge, 23- lift span, 24- intercommunicating pore,
25- movable pulley, 26- positioning disk, 27- casing, 28- deck；3- coarse-grained soil specimen, 31- latex film, the chassis 32-, 33- seaming chuck,
34- porous plate, 35- piston load bar, 36- water hole；4- frame structure, 41- column, 42- top plate；5- servo-cylinder, 51- add
Load plate；6- hydraulic pressure control cabinet, the side 61- high service hose, 62- insert Triple Valve with High Pressure fastly, and 63- upper high-pressure hose supplies water on 64-
It manages, 65- connecting tube, high-pressure hose under 66-, water supplying pipe under 67-；7- guide rail bracket.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Referring to Fig.1 it is found that coarse-grained soil sound triaxial apparatus, includes pedestal 1, pressure chamber 2, the coarse grain wrapped up with latex film 31
Soil sample 3, the frame structure 4 being fixed on pedestal 1 and servo-cylinder 5, two be distributed in 5 two sides of servo-cylinder guide rail bracket 7,
Confining pressure loading system.
Frame structure 4 includes there are four the column 41 being vertically fixed on pedestal 1 and being horizontally fixed on four tops of columns 41
Top plate 42 between end, servo-cylinder 5 is between two heel posts 41.Two longitudinal both ends of guide rail bracket 7 pass through support respectively
Column is fixedly connected on pedestal 1；2 bottom surface of pressure chamber is uniformly fixed there are four movable pulley 25 and pressure chamber 2 passes through movable pulley 25 and two
The cooperation realization of side corresponding rails frame 9, which can be longitudinally moved, to be placed on guide rail bracket 9.Pressure chamber 2 be set to servo-cylinder 5 just on
Side, the fixed deck 28 with card chamber in pressure chamber, middle part, 2 bottom surface, the piston telescopic end of the servo-cylinder 5 are fixed with and block
The corresponding loading disc 51 of chamber, the starting of servo-cylinder 5 drive loading disc 51 to be caught in deck 28, and then driving pressure room 2 moves up.
Coarse-grained soil specimen 3 is placed in the receiving inner cavity of pressure chamber 2, and the pressure chamber 2 includes positioning disk 26 and hermetically
The casing 27 being fixed on positioning disk 26, casing 27 and positioning disk 26 surround the receiving inner cavity of pressure chamber 2 out.The appearance of pressure chamber 2
Inner cavity center bottom of receiving is fixed with chassis 32, and porous plate 34 is fixed on chassis 32, and coarse-grained soil specimen 3 is placed on porous plate 34,
Clearance space 21 is formd before the latex film 31 and 2 inner sidewall of pressure chamber of coarse-grained soil specimen 3,3 top of coarse-grained soil specimen is successively
Porous plate 34, seaming chuck 33, piston load bar 35 have been set up, a wedge 22, wedge 22 and pressure are fixed at the top of pressure chamber 2
2 top of power room offers lift span 23 corresponding with piston load bar 35, and piston load bar 35 can be placed in vertical lifting
The cooperation of in lift span 23 and bottom end is placed on seaming chuck 33, top be located at frame structure 4 top plate 42 lower section.Servo-cylinder
5 driving pressure rooms 2 move up, and piston load bar 35 is with the top plate 42 for above moving to 35 tip contact frame structure 4 of piston load bar
On, piston load bar 35 starts to move down insertion pressure chamber 2 and pushes seaming chuck 33, and then servo-cylinder 5 and piston load
Bar 35, which cooperates, applies axial compressive force to coarse-grained soil specimen 3.
Several permeable holes being in contact with coarse-grained soil specimen, seaming chuck 33 and bottom are all uniformly provided on two porous plates 34
The water hole 36 being connected with the permeable hole on corresponding porous plate 34 is offered on disk 32 respectively.
The confining pressure loading system includes the hydraulic pressure control cabinet 6 of adjustable hydraulic pressure, for two water deliverys for seaming chuck 33
Hole supplies the upper high service component of high pressure water, for the lower high service group of two water holes supply high pressure water for chassis 32
Part and for for clearance space 21 supply high pressure water side high service hose 61, upper high service component, lower high service group
Part and side high service hose 61 are connected to hydraulic pressure control cabinet 6.
The upper high service component includes that there are two water supplying pipes 64, one on upper high-pressure hose 63, one to insert Highpressure Tee fastly
Valve 62, one end of upper water supplying pipe 64 are connected to one end of two upper high-pressure hoses 63 by inserting Triple Valve with High Pressure 62 fastly, and two
The other end of upper high-pressure hose 63 is respectively communicated in two water holes 36 of seaming chuck 33；The bottom of pressure chamber 2 offers two
A intercommunicating pore 24 being connected with clearance space 21, one end of side high service hose 61 are connected to a connection of pressure chamber 2
In hole 24, the other end of upper water supplying pipe 64 sealingly extend through after another intercommunicating pore of pressure chamber 2 with side high service hose 61
The other end inserts Triple Valve with High Pressure 62 by one fastly and is connected to a connecting tube 65.
The lower high service component lower high-pressure hose 66, the once fast slotting Highpressure Tee of water supplying pipe 67, one including there are two
Valve 62, one end of lower water supplying pipe 67 are connected to one end of two lower high-pressure hoses 66 by inserting Triple Valve with High Pressure 62 fastly, and two
The other end of lower high-pressure hose 66 is respectively communicated in two water holes 36 on chassis 32；The other end of lower water supplying pipe 67 and connection
Pipe 65 is connected to hydraulic pressure control cabinet 61.The hydraulic pressure control cabinet 61 is the prior art, is equipped with booster pump and control in hydraulic pressure control cabinet
System processed, control system control booster pump adjust water pressure, be embodied as upper high service component, lower high service component,
Side high service hose provides the hydraulic pressure of different pressures size, and principle and specific structure repeat no more.
Coarse-grained soil laboratory apparatus provided by the utility model can be provided not using confining pressure loading system for coarse-grained soil specimen
Same ambient pressure is applied axial then under a certain constant ambient pressure using servo-cylinder and the cooperation of piston load bar
Pressure carries out shearing experiment, and then acquires shear strength parameter by mole-coulomb strength theory.
Claims (3)
1. coarse-grained soil sound triaxial apparatus includes pedestal, pressure chamber, the coarse-grained soil specimen wrapped up with latex film, coarse-grained soil specimen
It is placed in the receiving inner cavity of pressure chamber, it is characterised in that: it further include having the frame structure being fixed on the base and servo-cylinder, pressure
Power room is set to right above servo-cylinder；The receiving inner cavity center bottom of pressure chamber is fixed with chassis, is fixed on chassis porous
Plate, coarse-grained soil specimen are placed on porous plate, form clearance space before the latex film and pressure chamber's inner sidewall of coarse-grained soil specimen,
Coarse-grained soil specimen top is provided with porous plate, seaming chuck, piston load bar upwards in turn, is fixed with a wedge at the top of pressure chamber,
Lift span corresponding with piston load bar is offered at the top of wedge and pressure chamber, piston load bar can be placed in vertical lifting
The cooperation of in lift span and bottom end is placed on seaming chuck, top is located at the lower section of frame structure top plate；
It further include having confining pressure loading system；All be uniformly provided on two porous plates it is several be in contact with coarse-grained soil specimen it is permeable
The water hole being connected with the permeable hole on corresponding porous plate is offered on hole, seaming chuck and chassis respectively；The confining pressure load
System includes the hydraulic pressure control cabinet of adjustable hydraulic pressure, for the upper high service of two water holes supply high pressure water for seaming chuck
It is component, high for the lower high service component of two water holes supply high pressure water for chassis and for being supplied for clearance space
The side high service hose of water is pressed, upper high service component, lower high service component and side high service hose are connected to water
Press control cabinet.
2. coarse-grained soil sound triaxial apparatus according to claim 1, it is characterised in that: the upper high service component includes
Two upper high-pressure hoses, the slotting Triple Valve with High Pressure fastly of water supplying pipe, one on one, one end of upper water supplying pipe and the one of two upper high-pressure hoses
End by inserting Triple Valve with High Pressure connection fastly, and the other end of two upper high-pressure hoses is respectively communicated with two water holes in seaming chuck
It is interior；The bottom of pressure chamber is opened up there are two the intercommunicating pore being connected with clearance space, and one end of side high service hose is connected to
In one intercommunicating pore of pressure chamber, the other end of upper water supplying pipe is supplied after sealingly extending through another intercommunicating pore of pressure chamber with side high pressure
The other end of water hose inserts Triple Valve with High Pressure by one fastly and is connected to a connecting tube；
The lower high service component lower high-pressure hose, once water supplying pipe, a fast slotting Triple Valve with High Pressure, lower water supply including there are two
One end of pipe is connected to one end of two lower high-pressure hoses by inserting Triple Valve with High Pressure fastly, and the other end of two lower high-pressure hoses
It is respectively communicated in two water holes on chassis；The other end and connecting tube of lower water supplying pipe are connected to hydraulic pressure control cabinet.
3. coarse-grained soil sound triaxial apparatus according to claim 1, it is characterised in that: further include that there are two be distributed in servo oil
The guide rail bracket of cylinder two sides, the both ends of two guide rail bracket longitudinal directions pass through support column respectively and are fixedly connected on pedestal；Pressure chamber bottom surface is equal
Even fixation is there are four movable pulley and pressure chamber can be longitudinally moved by the cooperation realization of movable pulley and two sides corresponding rails frame and set
In on guide rail bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920123951.6U CN209513467U (en) | 2019-01-24 | 2019-01-24 | Coarse-grained soil sound triaxial apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920123951.6U CN209513467U (en) | 2019-01-24 | 2019-01-24 | Coarse-grained soil sound triaxial apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209513467U true CN209513467U (en) | 2019-10-18 |
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ID=68202274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920123951.6U Expired - Fee Related CN209513467U (en) | 2019-01-24 | 2019-01-24 | Coarse-grained soil sound triaxial apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN209513467U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820220A (en) * | 2021-11-22 | 2021-12-21 | 成都东华卓越科技有限公司 | Large-scale coarse-grained soil triaxial testing machine and control method thereof |
-
2019
- 2019-01-24 CN CN201920123951.6U patent/CN209513467U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820220A (en) * | 2021-11-22 | 2021-12-21 | 成都东华卓越科技有限公司 | Large-scale coarse-grained soil triaxial testing machine and control method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 Termination date: 20220124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |