CN207908272U - A kind of double pressure room and ectosome become measuring system - Google Patents
A kind of double pressure room and ectosome become measuring system Download PDFInfo
- Publication number
- CN207908272U CN207908272U CN201721921001.5U CN201721921001U CN207908272U CN 207908272 U CN207908272 U CN 207908272U CN 201721921001 U CN201721921001 U CN 201721921001U CN 207908272 U CN207908272 U CN 207908272U
- Authority
- CN
- China
- Prior art keywords
- water
- cavity
- pressure
- outer layer
- wall
- 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
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model is related to coarse-grained soils to test field, become measuring system in particular to a kind of double pressure room and ectosome.The utility model discloses a kind of double pressure room, including upper bracket, undersetting, outer wall and inner layer wall, outer wall and inner layer wall are all connected between upper bracket and undersetting, and inner layer wall is located within outer wall；Outer layer water cavity is collectively formed between outer wall, upper bracket, undersetting and inner layer wall, the inner cavity for placing coarse grain earth sample is collectively formed in inner layer wall, upper bracket and undersetting, and confining pressure water cavity can be formed between inner layer wall and coarse-grained soil.The double pressure room can be used in directly measuring the volume of sample variation that coarse-grained soil specimen external compression (with cutting rising) occurs afterwards, simple and reliable.Based on above-mentioned double pressure room, the invention also discloses a kind of ectosomes to become measuring system.
Description
Technical field
The utility model is related to coarse-grained soils to test field, become in particular to a kind of double pressure room and ectosome and measure
System.
Background technology
Currently, complex into the pressure chamber structure employed in coarse-grained soil triaxial test, the cost used is increased.
Utility model content
The purpose of this utility model is to provide a kind of ectosomes to become measuring system, which becomes measuring system and can be used in directly
It connects and measures the volume of sample variation that coarse-grained soil specimen external compression (rising with cutting) occurs afterwards, it is simple and reliable.
What the embodiments of the present invention were realized in：
A kind of double pressure room, including upper bracket, undersetting, outer wall and inner layer wall, outer wall and inner layer wall are all connected with
Between upper bracket and undersetting, and inner layer wall is located within outer wall；
Outer layer water cavity, inner layer wall, upper bracket and lower branch are collectively formed between outer wall, upper bracket, undersetting and inner layer wall
The inner cavity for placing coarse grain earth sample is collectively formed in seat, and confining pressure water cavity can be formed between inner layer wall and coarse-grained soil；
Upper bracket is provided with the self-balancing water vat that load applies axis and is connected to outer layer water cavity, and load applies axis and runs through from flat
Interior intracavitary is stretched into Hengshui cylinder and one end.
In a kind of embodiment of the utility model：
Self-balancing water vat includes structure of voltage regulation.
In a kind of embodiment of the utility model：
Structure of voltage regulation includes the piston being arranged in self-balancing water vat, and piston is fixedly connected on load and applies axis, and piston will
Self-balancing water vat is divided into epicoele and cavity of resorption, and epicoele and cavity of resorption are connected to outer layer water cavity respectively.
In a kind of embodiment of the utility model：
Multiple runners are provided on the cylinder body of self-balancing water vat, multiple runner one end are connected to epicoele and cavity of resorption respectively, separately
One end is connected to outer layer water cavity respectively.
In a kind of embodiment of the utility model：
Epicoele and lower intracavitary are both provided with pressure compensation member, and pressure compensation member can be when the pressure in epicoele and cavity of resorption increases
Absorption pressure and the pressure in epicoele and cavity of resorption release stress when reducing.
In a kind of embodiment of the utility model：
Pressure compensation member is bag type accumulator or air spring.
A kind of ectosome change measuring system, including controller, outer layer water-supply structure, confining pressure water-supply structure and the above-mentioned double-deck pressure
Power room；
Outer layer water-supply structure and confining pressure water-supply structure are electrically connected with the controller；
Outer layer water-supply structure is for inputting liquid in outer layers water cavity；
Confining pressure water-supply structure into confining pressure water cavity for inputting liquid.
It includes double pressure room, controller, outer layer water-supply structure and confining pressure water-supply structure that the ectosome, which becomes measuring system, into
During row test, by the way that the sample tested to be put into inner cavity, and is supplied water and tied by confining pressure water-supply structure and outer layer
The cooperating of structure is to ensure the pressure balance of outer layer water cavity and confining pressure water cavity.Then, it is axially disposed within by load application interior
The sample of intracavitary applies external force test, and during sample bears external force, outer layer water cavity can be kept by self-balancing water vat
In pressure it is constant, if the variation of volume occurs for sample in inner cavity, due between outer layer water cavity and confining pressure water cavity in pressure
The state of dynamic balance, and due to the volume change of sample, the volume of inner cavity will be caused to change, thus in the pressure of confining pressure water cavity
In the case of constant, since the variation that volume occurs for sample causes the water filling volume by confining pressure water-supply structure into confining pressure water cavity to become
Change, from there through the variation of water filling volume of the confining pressure water-supply structure into confining pressure water cavity, just more can accurately calculate sample
Body variable in the case of load bearing.Therefore the ectosome become measuring system can directly measure coarse-grained soil specimen external compression (with
Cut and rise) variation of the volume of sample that occurs afterwards.
In a kind of embodiment of the utility model：
Outer layer water-supply structure and confining pressure water-supply structure include pressure sensor, and pressure sensor is electrically connected with the controller.
In a kind of embodiment of the utility model：
It includes displacement meter that ectosome, which becomes measuring system, and displacement meter is used to measure load and applies shifting of the axis relative to self-balancing water vat
It is dynamic；
Displacement meter is electrically connected with the controller.
In a kind of embodiment of the utility model：
Outer layer water-supply structure and confining pressure water-supply structure include metering fluid cylinder and are noted for that will measure the liquid in fluid cylinder
Enter the dynamic structure of outer layer water cavity and confining pressure water cavity；
Dynamic structure is electrically connected with the controller.
In a kind of embodiment of the utility model：
The technical solution of the utility model at least has the advantages that：
Ectosome provided by the utility model become measuring system can be used in directly measuring coarse-grained soil specimen external compression (with cut
Rise) variation of the volume of sample that occurs afterwards, it is simple and reliable.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram that ectosome becomes measuring system in the utility model embodiment；Double pressure room
Fig. 2 is the structural schematic diagram of double pressure room in the utility model embodiment；
Fig. 3 is the enlarged diagram at III in Fig. 2；
Fig. 4 is the enlarged diagram at IV in Fig. 2；
Fig. 5 is the structural schematic diagram of outer layer water-supply structure in the utility model embodiment.
Icon：400- double pressures room；410- upper brackets；420- undersettings；430- outer walls；440- inner layer walls；431-
Outer layer water cavity；The inner cavities 441-；451- confining pressure water cavities；460- load applies axis；470- self-balancing water vats；481- pistons；On 482-
Chamber；483- cavity of resorptions；484- runners；500- ectosomes become measuring system；510- outer layer water-supply structures；520- confining pressure water-supply structures；
530- displacement meters；511- measures fluid cylinder；512- power plants.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments of the present invention to providing in the accompanying drawings is not intended to limit requirement below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained without creative efforts, all
Belong to the range of the utility model protection.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the utility model embodiment, it should be noted that the orientation of the instructions such as term "inner", "lower" or
Position relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when the side usually put
Position or position relationship, are merely for convenience of describing the present invention and simplifying the description, do not indicate or imply the indicated device
Or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model
Limitation.In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relative importance.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise,
Term " setting ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can be directly connected, can also can be indirectly connected through an intermediary two elements
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the utility model with concrete condition
In concrete meaning.
Embodiment
It please refers to Fig.1.
Fig. 1 shows that the ectosome provided in embodiment becomes the concrete structure of measuring system 500.
From figure 1 it appears that it includes controller (not shown), outer layer water supply knot that the ectosome, which becomes measuring system 500,
Structure 510, confining pressure water-supply structure 520 and double pressure room 400.
Wherein, Fig. 2 is please referred to, double pressure room 400 includes upper bracket 410, undersetting 420, outer wall 430 and inner layer wall
440.Outer wall 430 and inner layer wall 440 are all connected between upper bracket 410 and undersetting 420, and inner layer wall 440 is located at outer layer
Within wall 430.
By the way that outer wall 430 and inner layer wall 440 are all connected between upper bracket 410 and undersetting 420, and inner layer wall
440 are located within outer wall 430 so that the common shape between outer wall 430, upper bracket 410, undersetting 420 and inner layer wall 440
At outer layer water cavity 431, and the outer layer water cavity 431 is connected to outer layer water-supply structure 510, and outer layer water-supply structure 510 can be outside
Liquid is inputted in layer water cavity 431.Secondly, outer layer water-supply structure 510 is electrically connected with the controller, it is therefore an objective to be controlled by controller outer
The water injection rate of layer 510 outer layers water cavity 431 of water-supply structure, to have the function that control the pressure of outer layer water cavity 431.
In addition, while forming outer layer water cavity 431, use is collectively formed in inner layer wall 440, upper bracket 410 and undersetting 420
In the inner cavity 441 for placing coarse grain earth sample.Coarse-grained soil specimen that needs to be tested is being put into inner cavity 441 and and double pressure
After room 400 connects, confining pressure water cavity 451 just can be formed between inner layer wall 440 and coarse-grained soil specimen.And confining pressure water cavity 451
It is connected to confining pressure water-supply structure 520, by confining pressure water-supply structure 520 for inputting liquid, while confining pressure into confining pressure water cavity 451
Water-supply structure 520 is electrically connected with the controller, and note of the confining pressure water-supply structure 520 to confining pressure water cavity 451 just can be controlled by controller
Water, to have the function that control the pressure of confining pressure water cavity 451.
It is additionally provided with the self-balancing water vat 470 that load applies axis 460 and is connected to outer layer water cavity 431 in upper bracket 410, is carried
Lotus application axis 460 runs through self-balancing water vat 470 and one end is stretched into inner cavity 441.Purpose is arranged by running through self-balancing water vat 470
Load apply axis 460 and apply load to the sample mounted on inner cavity 441, while by the setting of self-balancing water vat 470 balance
The pressure of outer layer water cavity 431 prevents during applying load, since the movement that load applies axis 460 leads to outer layer water cavity
431 pressure change influences the precision of test.
It includes that double pressure room 400, controller, outer layer water-supply structure 510 and confining pressure supply water that the ectosome, which becomes measuring system 500,
Structure 520 by the way that the sample tested to be put into inner cavity 441, and is supplied water by confining pressure and is tied during being tested
The cooperating of structure 520 and outer layer water-supply structure 510 is to ensure the pressure balance of outer layer water cavity 431 and confining pressure water cavity 451.With
Afterwards, axis 460 is applied by load and applies external force test to the sample being arranged in inner cavity 441, the process of external force is born in sample
In, the pressure in outer layer water cavity 431 can be kept constant by self-balancing water vat 470, if volume occurs for the sample in inner cavity 441
Variation when, due to being in pressure balanced state between outer layer water cavity 431 and confining pressure water cavity 451, and due to the volume of sample
Variation, will cause the volume of inner cavity 441 to change, thus in the case where the pressure of confining pressure water cavity 451 is constant, since sample occurs
The variation of volume leads to the water filling volume change by confining pressure water-supply structure 520 into confining pressure water cavity 451, is supplied from there through confining pressure
The variation of water filling volume of the water-bound 520 into confining pressure water cavity 451 just more can accurately calculate the load bearing feelings of sample
Body variable under condition.Therefore ectosome change measuring system 500 can directly measure coarse-grained soil specimen external compression (rising with cutting) and send out afterwards
Raw volume of sample variation.
Further, in the present embodiment, Fig. 3 is please referred to, self-balancing water vat 470 is for stablizing in outer layer water cavity 431
Pressure prevents in outer layer water cavity 431 pressure to apply axis 460 due to load especially during load applies axis 460 and moves
Movement and change.By the effect of self-balancing water vat 470, the purpose is to the pressures by stablizing outer layer water cavity 431 as a result,
Power maintains the difficulty that pressure mutually balances in outer layer water cavity 431 and confining pressure water cavity 451 to reduce.
When self-balancing water vat 470 is arranged, it is required that self-balancing water vat 470 has structure of voltage regulation, to make self-balancing
Water vat 470 has the function of voltage stabilizing, and structure of voltage regulation has a variety of set-up modes.In the embodiments of the present invention, voltage stabilizing
Structure may include the piston 481 being arranged in self-balancing water vat 470, and piston 481 is fixedly connected on load and applies axis 460, and
And self-balancing water vat 470 can be divided by epicoele 482 and cavity of resorption 483 by piston 481.Meanwhile the cylinder of self-balancing water vat 470
Multiple runners 484 are provided on body, 484 one end of multiple runners is connected to epicoele 482 and cavity of resorption 483 respectively, the other end respectively with
Outer layer water cavity 431 is connected to, so that epicoele 482 and cavity of resorption 483 are connected to by multiple runners 484 with outer layer water cavity 431 respectively.
As a result, by piston 481 self-balancing water vat 470 is divided into the epicoele 482 being connected to outer layer water cavity 431 and under
Chamber 483.When load, which applies axis 460, to be moved downward with piston 481,451 pressure rise of confining pressure water cavity can be caused, and is caused outer
The pressure rise of layer water cavity 431 so that the water of cavity of resorption 483 can be upward through runner 484 after runner 484 flows into outer layer water cavity 431
Chamber 482 flows back, and thus achievees the purpose that automatic compensating pressure.Similarly, it is moved upwards with piston 481 when load applies axis 460
When, the water of epicoele 482 can be back to cavity of resorption 483 after flowing into outer layer water cavity 431 through runner 484 through runner 484.Therefore in load
When applying the movement of axis 460, due to movement of the meeting with piston 481, it just can balance pressure caused by applying axis 460 due to load and become
Change.
Further, in the present embodiment, pressure compensation member, pressure compensation member are both provided in epicoele 482 and cavity of resorption 483
It can be when the pressure in epicoele 482 and cavity of resorption 483 increases, absorption pressure and pressure in epicoele 482 and cavity of resorption 483 reduce
It releases stress, there is load to apply the pressure pulsation that the movement of axis 460 generates for assist absorption.And pressure compensation member can be skin
Bladder type hydropneumatic accumulator or air spring.
To sum up, it by pressure compensation member and the cooperating of self-balancing water vat 470, is pressed caused by capable of being passed in and out in piston 481
Power plays the role of compensating automatically when changing, and can effectively reduce pressure change, preferable pressure balance stabilization function be played, into one
Step ensures the pressure stability in confining pressure water cavity 451, and stablizing confining pressure for confining pressure water source controller final adjustment provides advantage.
Further, in the present embodiment, referring once again to Fig. 1, it includes displacement meter 530, pressure that ectosome, which becomes measuring system 500,
Force snesor (not shown), displacement meter 530 are used to measure load and apply movement of the axis 460 relative to self-balancing water vat 470,
Pressure sensor is used to measure the pressure of outer layer water-supply structure 510 and confining pressure water-supply structure 520, and displacement meter 530 and pressure
Sensor is electrically connected with the controller.Monitor the specific location of 470 piston 481 of self-balancing water vat in real time by displacement meter 530, just
The distance that piston 481 moves up and down can be calculated, shadow of 481 dynamic volume of piston to pressure building volume can also be calculated
It rings.
In addition, in the present embodiment, please referring to Fig. 4 and Fig. 5, outer layer water-supply structure 510 and confining pressure water-supply structure 520 wrap
It includes metering fluid cylinder 511 and states the dynamic structure of outer layer water cavity 431 and confining pressure water cavity 451 for the injection of fluid cylinder 511 will to be measured, move
Power structure is electrically connected with the controller.By the pressure of pressure sensor monitoring outer layer water cavity 431 and confining pressure water cavity 451, and lead to
It crosses controller control dynamic structure adjustment and metering fluid cylinder 511 is injected to the liquid for stating outer layer water cavity 431 and confining pressure water cavity 451, just
The pressure of outer layer water cavity 431 and confining pressure water cavity 451 can specifically be adjusted.
The ectosome become measuring system 500 operation principle be：
The ectosome becomes measuring system 500 by the way that the sample tested to be put into inner cavity 441, and is supplied water and tied by confining pressure
The cooperating of structure 520 and outer layer water-supply structure 510 is to ensure the pressure balance of outer layer water cavity 431 and confining pressure water cavity 451.
Meanwhile after the pressure balance of outer layer water cavity 431 and confining pressure water cavity 451, axis 460 is applied by load and is existed to setting
Sample in inner cavity 441 applies external force test, during sample bears external force, passes through pressure compensation member and self-balancing water vat
470 cooperating plays the role of compensating automatically, can effectively reduce pressure caused by capable of passing in and out in piston 481 when pressure change
Power changes, and plays preferable pressure balance stabilization function, further ensures that the pressure stability in confining pressure water cavity 451, is confining pressure water
Source controller final adjustment stablizes confining pressure and provides advantage.
Then, if the variation of volume occurs for sample in inner cavity 441, due to outer layer water cavity 431 and confining pressure water cavity 451 it
Between be in pressure balanced state, and due to the volume change of sample, the volume of inner cavity 441 will be caused to change, thus enclosed
In the case of pressing the pressure of water cavity 451 constant, since the variation that volume occurs for sample causes through confining pressure water-supply structure 520 to confining pressure
Water filling volume change in water cavity 451, from there through the change of water filling volume of the confining pressure water-supply structure 520 into confining pressure water cavity 451
Change and displacement meter 530 measured by data just more can accurately calculate sample it is load bearing in the case of body variable.
Therefore the ectosome becomes measuring system 500 and can directly measure the volume of sample change that coarse-grained soil specimen external compression (rising with cutting) occurs afterwards
Change.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of double pressure room, it is characterised in that：
Including upper bracket, undersetting, outer wall and inner layer wall, the outer wall and inner layer wall are all connected to the upper bracket and institute
Between stating undersetting, and the inner layer wall is located within the outer wall；
Outer layer water cavity, the internal layer are collectively formed between the outer wall, the upper bracket, the undersetting and the inner layer wall
Wall, the upper bracket and the undersetting are collectively formed the inner cavity for placing coarse grain earth sample, the inner layer wall and described thick
Confining pressure water cavity can be formed between grain soil；
The upper bracket is provided with the self-balancing water vat that load applies axis and is connected to the outer layer water cavity, and the load applies axis
The interior intracavitary is stretched into through the self-balancing water vat and one end.
2. double pressure room according to claim 1, it is characterised in that：
The self-balancing water vat includes structure of voltage regulation.
3. double pressure room according to claim 2, it is characterised in that：
The structure of voltage regulation includes the piston being arranged in the self-balancing water vat, and the piston is fixedly connected on the load and applies
Add axis, the piston that self-balancing water vat is divided into epicoele and cavity of resorption, the epicoele and cavity of resorption connect with the outer layer water cavity respectively
It is logical.
4. double pressure room according to claim 3, it is characterised in that：
Be provided with multiple runners on the cylinder body of the self-balancing water vat, multiple described runner one end respectively with the epicoele and described
Cavity of resorption is connected to, and the other end is connected to the outer layer water cavity respectively.
5. double pressure room according to claim 3, it is characterised in that：
The epicoele and lower intracavitary are both provided with pressure compensation member, and the pressure compensation member can be in the pressure in the epicoele and cavity of resorption
It is released stress when absorption pressure and the pressure in the epicoele and cavity of resorption reduce when power increases.
6. double pressure room according to claim 5, it is characterised in that：
The pressure compensation member is bag type accumulator or air spring.
7. a kind of ectosome becomes measuring system, it is characterised in that：
It includes arbitrary in controller, outer layer water-supply structure, confining pressure water-supply structure and claim 1-6 that the ectosome, which becomes measuring system,
Double pressure room described in one；
The outer layer water-supply structure and the confining pressure water-supply structure are electrically connected with the controller；
The outer layer water-supply structure into the outer layer water cavity for inputting liquid；
The confining pressure water-supply structure into the confining pressure water cavity for inputting liquid.
8. ectosome according to claim 7 becomes measuring system, it is characterised in that：
The outer layer water-supply structure and the confining pressure water-supply structure include pressure sensor, the pressure sensor and the control
Device electrical connection processed.
9. ectosome according to claim 7 becomes measuring system, it is characterised in that：
It includes displacement meter that the ectosome, which becomes measuring system, the displacement meter for measure the load apply axis relative to it is described from
Balance the movement of water vat；
The displacement meter is electrically connected with the controller.
10. ectosome according to claim 7 becomes measuring system, it is characterised in that：
The outer layer water-supply structure and the confining pressure water-supply structure include metering fluid cylinder and for will be in the metering fluid cylinder
Liquid inject the dynamic structure of the outer layer water cavity and the confining pressure water cavity；
The dynamic structure is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721921001.5U CN207908272U (en) | 2017-12-29 | 2017-12-29 | A kind of double pressure room and ectosome become measuring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721921001.5U CN207908272U (en) | 2017-12-29 | 2017-12-29 | A kind of double pressure room and ectosome become measuring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207908272U true CN207908272U (en) | 2018-09-25 |
Family
ID=63565995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721921001.5U Active CN207908272U (en) | 2017-12-29 | 2017-12-29 | A kind of double pressure room and ectosome become measuring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207908272U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007786A (en) * | 2017-12-29 | 2018-05-08 | 成都东华卓越科技有限公司 | A kind of double pressure room and ectosome become measuring system |
| CN108007787A (en) * | 2017-12-29 | 2018-05-08 | 中国科学院武汉岩土力学研究所 | Balancing gate pit and sound state triaxial test system |
| CN108051308A (en) * | 2017-12-29 | 2018-05-18 | 成都东华卓越科技有限公司 | Sound state triaxial test system |
-
2017
- 2017-12-29 CN CN201721921001.5U patent/CN207908272U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108007786A (en) * | 2017-12-29 | 2018-05-08 | 成都东华卓越科技有限公司 | A kind of double pressure room and ectosome become measuring system |
| CN108007787A (en) * | 2017-12-29 | 2018-05-08 | 中国科学院武汉岩土力学研究所 | Balancing gate pit and sound state triaxial test system |
| CN108051308A (en) * | 2017-12-29 | 2018-05-18 | 成都东华卓越科技有限公司 | Sound state triaxial test system |
| CN108051308B (en) * | 2017-12-29 | 2024-05-14 | 成都东华卓越科技有限公司 | Dynamic and static triaxial test system |
| CN108007786B (en) * | 2017-12-29 | 2024-05-14 | 成都东华卓越科技有限公司 | Double-layer pressure chamber and external body change measuring system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207908272U (en) | A kind of double pressure room and ectosome become measuring system | |
| CN108007786A (en) | A kind of double pressure room and ectosome become measuring system | |
| CN104215282B (en) | Equipment for measuring gas flow rate and the method that measuring gas flow rate is carried out using the device | |
| CN104374683B (en) | A kind of rock core pore compressibility test device and its method of testing | |
| CN105659178B (en) | Flowmeter and the volume control device for possessing the flowmeter | |
| CN207908273U (en) | A kind of inner body becomes measuring device and sound state triaxial test system | |
| CN107907425B (en) | Internal body change measuring device and dynamic and static triaxial test system | |
| KR101223462B1 (en) | Apparatus for measuring relative permeability of core having measuring unit of saturation fraction in core and method for measuring relative permeability of core using the same | |
| CN207894743U (en) | Vibrator and sound state triaxial test system | |
| JP2005539329A (en) | Flow control system | |
| CN108051308A (en) | Sound state triaxial test system | |
| CN109164129A (en) | A kind of device and method measuring phase transformation dynamical system volume change | |
| CN108007787A (en) | Balancing gate pit and sound state triaxial test system | |
| CN104501899A (en) | Device and method for precise measurement of volume and density of object | |
| CN108982321A (en) | A kind of experimental rig seeping erosion process using the soluble crystal material simulation soil body | |
| CN106950150A (en) | Liquid density measurement device and method | |
| CN203299088U (en) | Temperature controlled determinator for liquid surface tension coefficients | |
| CN109490083A (en) | The performance testing device of coal body containing Gas Hydrate | |
| CN207894744U (en) | Sound state triaxial test system | |
| CN203858181U (en) | Novel liquid surface tension coefficient tester | |
| CN207894742U (en) | Balancing gate pit and sound state triaxial test system | |
| CN107907426A (en) | Vibrator and sound state triaxial test system | |
| CN110082388A (en) | The Triaxial tester and its method of thermal coefficient and infiltration coefficient can be measured | |
| CN109883837A (en) | A kind of the Model Pile tester and its test method of controllable soil temperature | |
| CN105675252A (en) | Pressure measurement device with liquid level control, composite set and method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |