CN206710171U - One kind compacting diemaker - Google Patents
One kind compacting diemaker Download PDFInfo
- Publication number
- CN206710171U CN206710171U CN201720475029.4U CN201720475029U CN206710171U CN 206710171 U CN206710171 U CN 206710171U CN 201720475029 U CN201720475029 U CN 201720475029U CN 206710171 U CN206710171 U CN 206710171U
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- Prior art keywords
- compacting
- cylinder
- base
- diemaker
- hydraulic cylinder
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- 230000003068 static effect Effects 0.000 claims abstract description 10
- 230000002209 hydrophobic effect Effects 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 5
- 239000002689 soil Substances 0.000 abstract description 34
- 238000012360 testing method Methods 0.000 abstract description 6
- 230000007547 defect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000002045 lasting effect Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000007634 remodeling Methods 0.000 description 3
- 238000007596 consolidation process Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003325 tomography Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model belongs to rock-soil mechanics technical field of test equipment, discloses a kind of compacting diemaker, including：Self-balancing force framework, detachable compacting cylinder and driving element；Driving element applies static pressure by self-balancing force framework to detachable compacting cylinder；Self-balancing framework includes：Hydraulic cylinder, frame head plate, frame link and chassis base；Frame head plate is connected with chassis base by the frame link, forms chassis body；Hydraulic cylinder is fixed in frame head plate, and the piston rod of hydraulic cylinder is stretched into chassis body；Detachable compacting cylinder includes：Base, compacting cylinder and compacting block；Base is fixed on chassis base；Compacting cylinder is resisted against on base, and the first nozzle for being compacted cylinder is sealed by base；Compacting block is arranged between the second nozzle of compacting cylinder and the piston rod head end of hydraulic cylinder；Driving element is connected with hydraulic cylinder.The utility model provides a kind of compacting diemaker, and the dry density and moisture content that can ensure the remolding soil specimens of compacting are uniformly distributed.
Description
Technical field
Rock-soil mechanics technical field of test equipment is the utility model is related to, more particularly to a kind of compacting diemaker.
Background technology
In the calculating analysis of soil mechanics, it is often necessary to three axles are carried out to soil sample or are tested without confined compression, to measure it
Two important intensive parameters：Internal friction angle and cohesion.Under normal circumstances, because the sampling of undisturbed soil can be extremely difficult, greatly
Use manipulated soil, the soil that will have been sampled is processed remodeling, is then tested manipulated soil more.
And in traditional manipulated soil manufacture craft, it is cumbersome using the unidirectional compacting operation of layering；And bentonite etc. is natural
The very small grogs material of close relative target dry density, the test block dry density being pressed into, porous media generally existing are along axis
The gradient successively reduced on the bottom of by；When being compressed experiment using these building blocks, deformation also generally occurs similar accordingly
Graded, experimental result can not effectively react the deformation behaviour of building block, or even structure bedding fault occur along layering interfaces, sternly
Ghost image rings test reliability.
Utility model content
The utility model provides a kind of compacting diemaker, solves manipulated soil test block dry density in the prior art and moisture content point
Cloth is uneven, and the technical problem of layering tomography occurs.
In order to solve the above technical problems, the utility model provides a kind of compacting diemaker, including：Self-balancing force frame
Frame, detachable compacting cylinder and driving element；
The driving element exerts a force framework to the detachable compacting cylinder application static pressure by the self-balancing, is used for
The grogs post being compacted in the detachable compacting cylinder；
The self-balancing framework includes：Hydraulic cylinder, frame head plate, frame link and chassis base；The frame head plate
It is connected with the chassis base by the frame link, forms chassis body；The hydraulic cylinder is fixed on the frame head plate
On, the piston rod of the hydraulic cylinder is stretched into the chassis body；
The detachable compacting cylinder includes：Base, compacting cylinder and compacting block；The base is fixed on the framework bottom
On plate；The compacting cylinder is resisted against on the base, and the first nozzle of the compacting cylinder is sealed by the base；The compacting
Block is arranged between the second nozzle of the compacting cylinder and the piston rod head end of the hydraulic cylinder；The compacting block is cylindricality knot
Structure, match with the inner chamber of the compacting cylinder, can be slid axially in the compacting cylinder；The central axis of the compacting cylinder and institute
The central axis for stating piston rod overlaps；
The driving element is connected with the hydraulic cylinder, drives the hydraulic cylinder.
Further, the driving element is electro-hydraulic servo pump, is connected with the hydraulic cylinder.
Further, the first permeable pad is set between the compacting block and the grogs post.
Further, the first filter paper layer is set between the grogs post and the first permeable pad.
Further, the second permeable pad is set between the grogs post and the base.
Further, the second filter paper layer is set between the described second permeable pad and the grogs post.
Further, the base top sets hydrophobic lines, and the second permeable pad is arranged on the hydrophobic lines
On.
Further, toroidal cavity is opened up on the base, matched with the barrel of the compacting cylinder；The compacting cylinder
Bottom can be embedded in the toroidal cavity.
Further, the compacting diemaker also includes：Extending；
The extending be shelved on it is described compacting cylinder on, the barrel chamber of the extending with it is described be compacted cylinder barrel chamber connect and
Internal diameter is identical, and central axis overlaps；
The compacting block is shelved on the extending top.
Further, axially extending structure is set on the barrel of nearly compacting cylinder one end of the extending, be coated on described
It is compacted on drum outer wall, limits moving radially for the compacting cylinder.
The one or more technical schemes provided in the embodiment of the present application, have at least the following technical effects or advantages：
The compacting diemaker provided in the embodiment of the present application, by establishing by self-balancing force framework, detachable compacting
Lasting static pressure is stablized in the remolding soil specimens processing structure that cylinder and driving element are formed, application, meets that once force reaches
To the condition of consolidation effect, so as to realize that grogs post is once compressing so that dry density and porous media in manipulated soil
Uniformly；Traditional manipulated soil is avoided to be layered, repeatedly continuously hitting manipulated soil layering caused by practical operation is made, seriously, dry density and moisture content break
The defects of layer.Meanwhile the fit structure of base, compacting cylinder and compacting block makes it possible to realize one-time pad, cooperation continues steady
Fixed static pressure, it also avoid being layered repeatedly artificial lamination problem caused by filling operation.Meanwhile detachable compacting cylinder is shelved
, can be as needed in the force chassis body, the force side of successively adjustment compacting cylinder, so as to realize two-way compacting operation,
The defects of so as to dry density caused by overcoming manipulated soil single load bearing and moisture content trapezoidal distribution, further lift manipulated soil and do
The uniformity of density and moisture content.On the other hand, applying by hydraulic cylinder, frame head plate, frame link and chassis base structure
Power frame structure globality is strong, improves force precision and force reliability, so as to which device group when manipulated soil is processed be greatly reduced
Conjunction causes accidental error；Similar, the integral structure for the remodeling earth forming that base, compacting cylinder and compacting block are formed,
Caused by combination of devices fully being reduced the defects of remolding soil specimens form；The integration force of Organic structure simultaneously, stress knot
Structure also causes the preparation manipulation of sample to simplify, and processing efficiency greatly improves.
Brief description of the drawings
Fig. 1 is compacting diemaker structural representation provided by the utility model；
Fig. 2 is the initial state structural representation of the detachable positive compacting of compacting cylinder provided by the utility model；
Fig. 3 is the stable state structural representation of the detachable positive compacting of compacting cylinder provided by the utility model；
Fig. 4 is the initial state structural representation that detachable compacting cylinder provided by the utility model is reversely compacted；
Fig. 5 is the stable state structural representation that detachable compacting cylinder provided by the utility model is reversely compacted；
Fig. 6 releases sample view for detachable compacting cylinder provided by the utility model；
Fig. 7 is compacting barrel structure schematic diagram provided by the utility model；
Fig. 8 is understructure schematic diagram provided by the utility model；
Fig. 9 is extending structural representation provided by the utility model；
Figure 10 is compacting block structural representation provided by the utility model.
Embodiment
The embodiment of the present application solves manipulated soil test block dry density in the prior art and contained by providing a kind of compacting diemaker
Water rate skewness, and there is the technical problem of layering tomography.
In order to be better understood from above-mentioned technical proposal, below in conjunction with Figure of description and specific embodiment to upper
State technical scheme to be described in detail, it should be understood that the specific features in the utility model embodiment and embodiment are to this Shen
Please technical scheme detailed description, rather than the restriction to technical scheme, in the case where not conflicting, the application is real
Applying the technical characteristic in example and embodiment can be mutually combined.
Referring to Fig. 1 and Fig. 4, one kind is compacted diemaker, including：Self-balancing force framework (11,12,13,14), detachable
It is compacted cylinder (21,22,23,24,25,26,27) and driving element 3.
Specifically, the driving element 3 is applied by self-balancing force framework to the detachable compacting cylinder
Static pressure, for the grogs post being compacted in the detachable compacting cylinder.
That is, driving element 3 provides stable power output, and framework is exerted a force into detachable compacting cylinder by self-balancing
The grogs post of bulky powder shape applies and stablizes lasting static pressure, and progressively compacting obtains remolding soil specimens.Substitute in the prior art
Made by the practical operation of hitting of weight continuous several times, avoid dry density caused by reality is hit in manipulated soil layering and porous media is uneven
The problem of；So that manipulated soil one-shot forming, dry density and the equally distributed technique effect of moisture content.
Lower mask body introduces the structure and the course of work of the application.
The self-balancing framework includes：Hydraulic cylinder 11, frame head plate 12, frame link 13 and chassis base 14；It is described
Frame head plate 12 is connected with the chassis base 14 by the frame link 13, forms chassis body；The hydraulic cylinder 11 is solid
It is scheduled in the frame head plate 12, the piston rod of the hydraulic cylinder 11 is stretched into the chassis body.
That is, described chassis body is the force fulcrum structure of compacting operation, and hydraulic cylinder 11 is fixed in frame head plate 12, living
Stopper rod exerts a force towards in chassis body to inner side；Detachable compacting cylinder is placed in chassis body, is to be shelved on specifically
On the chassis base 14, the pressure from hydraulic cylinder 11 is born, completes pressing operation.Because force fulcrum and fulcrum force lead to
Cross frame link 13 to connect and being integrally formed structure, make so as to avoid individual die loose in the prior art and element
Interim the problem of piecing together caused precision and low reliability of used time so that force performance accuracy and reliability are substantially improved；Together
When be also operation it is more convenient, lifted sample preparation efficiency.The driving element 3 is connected with the hydraulic cylinder 11, drives the hydraulic pressure
Cylinder 11.
In general, the driving element 3 of hydraulic cylinder 11 uses electro-hydraulic servo pump, satisfaction automatically controls and high-precision performance
Demand.Hydraulic cylinder 11 uses telescoping hydraulic cylinder.
The detachable compacting cylinder includes：Base 24, compacting cylinder 22 and compacting block 23.
Wherein, the base 24 is fixed on the chassis base 14；The groove knot to match with base 24 can be used
Structure, base is embedded in wherein, limiting horizontal movement, ensures the force direction of hydraulic cylinder 11；Also allow for dismantling simultaneously.
The compacting cylinder 22 is resisted against on the base 24, and the first nozzle of the compacting cylinder 22 is close by the base 24
Envelope；The compacting block 23 is arranged between the second nozzle of the compacting cylinder 22 and the piston rod head end of the hydraulic cylinder 11；That is,
Seal compacting cylinder 22 respectively by base 24 and compacting block 23, after loose grogs filling is completed, compacting block 23 sealed,
Wait the force operation of hydraulic cylinder 11.
Referring to Fig. 7 and Figure 10, it is however generally that, the compacting block 23 is column construction, is usually cylinder, with the compacting
The inner chamber of cylinder 22 matches, and the radius of inner chamber is equal with the external diameter of column construction, or the external diameter slightly larger than column construction；Ensure
Compacting block 23 can slide axially in the compacting cylinder 22, realize the compacting operation of manipulated soil；In order to ensure efficiency of construction and device
Part security, the central axis of the compacting cylinder 22 overlap with the central axis of the piston rod.
Further, the first permeable pad 25 is set between the compacting block 23 and the grogs post 4, discharges pressing process
In spilling moisture.In order to avoid grogs is lost in, the first filter paper layer is set between the 4 and first permeable pad 25 of grogs post.
Similar, the second permeable pad 26 is set between the grogs post 4 and the base 24.The second permeable pad
Second filter paper layer is set between piece 26 and the grogs post 4.
Further, the top of base 24 sets hydrophobic lines, and the second permeable pad 26 is arranged on described hydrophobic
On lines；The velocity of discharge of moisture is overflowed in lifting.
Referring to Fig. 2 and Fig. 8, toroidal cavity 28 is opened up on the base 24, is matched with the barrel of the compacting cylinder 22；
Compacting cylinder 22 bottom can be embedded in the toroidal cavity 28.Projection 29 in toroidal cavity 28 can be accurately embedded in
The inner chamber of cylinder 22 is compacted, realizes the sealing of compacting cylinder 22 port.Meanwhile moving radially for compacting cylinder 22 is also limit, ensure system
The force reliability of sample operation.
It should be noted that two-way compacting operation can be realized based on the compacting diemaker that said structure the application provides.
Include positive compacting and reversely compacting.
Referring to Fig. 2 and Fig. 3, in positive compacting operation, the first nozzle of compacting cylinder 22 is shelved on the upper of the base 24, leads to
The annular groove 28 and projection 29 crossed on base 24 seal；The then loose grogs of filling in compacting cylinder 22；And pass through compacting
Second nozzle of the sealing compacting cylinder 22 of block 23；Then hydraulic cylinder 11 is driven pushes, until compacting block 23 is completely into compacting cylinder 22
Inner chamber is simultaneously kept for a period of time, completes positive compacting.
Referring to Fig. 4 and Fig. 5, in reverse compacting operation, it is compacted relative to forward direction, overturns the placing direction of compacting cylinder 22.
That is, after positive compacting is completed, the axial placing direction of the compacting cylinder 22 is overturned, second through hole is shelved on
On the base 24, first nozzle points to the piston rod head end of the hydraulic cylinder 11, while is set in first tube port position
Put the second compacting block 27；Then hydraulic cylinder 11 is driven pushes, until the second compacting block 27 is completely into the compacting inner chamber of cylinder 22 and protects
A period of time is held, completes reversely compacting.
The structure design of detachable compacting cylinder has taken into full account the operational requirements of positive direction compacting, passes through the knot of base 24
Structure designs, and lift structure also improves removal efficiency while fixing reliability.
Further, it is contemplated that height down by a relatively large margin occurs in the compacting process of grogs post 4, once press
Real cylinder 22 coordinates abnormal, easily appearance compacting cylinder inwall damage with the piston rod of hydraulic cylinder 11 or the posture of compacting block 23, and
The length of this risk and compacting cylinder 22 is into positive correlation.The damage replacing filter for often leading to be compacted cylinder is high so that uses
Cost is substantially improved.
In consideration of it, the application also proposes to set up the solution party of extending 21 on the basis of above-mentioned detachable compacting cylinder
Case.
Referring to Fig. 1 and Fig. 9, specifically, the compacting diemaker also includes：Extending 21.The extending 21 is shelved
On the compacting cylinder 22, barrel chamber connection and internal diameter of the barrel chamber of the extending 21 with the compacting cylinder 22 are identical, central shaft
Line overlaps；Ensure that the form of grogs post 4 in cylinder is complete.
The compacting block 23 is shelved on the top of extending 21.
Referring to Fig. 3, when in positive compacting process, the grogs in extending 21 is compacted enter in compacting cylinder 22 after,
Only remaining compacting block 23 inside it.Because extending 21 and compacting cylinder 22 belong to two individual members, can divide to a certain extent
Damage risk is carried on a shoulder pole, even if changing, its use cost is relatively low relatively much shorter extending 21 with compacting cylinder 22.
In order to ensure both linking reliabilities, set axially on the barrel of nearly one end of compacting cylinder 22 of the extending 21
Extended structure 20, it is coated on the compacting outer wall of cylinder 22, limits moving radially for the compacting cylinder 22；Ensure the smooth of barrel chamber
Linking, so as to ensure the structural stability of grogs post.
After adding extending 21, forward and reverse compacting operation can be equally completed.
Referring to Fig. 6, what deserves to be explained is, it is support with the extending 21, by the weight of shaping after reversely compacting is completed
Modeling soil 4 releases compacting cylinder 22, obtains complete remolding soil specimens；Period, because inner chamber specification matches, cutting to pieces for sample can be avoided
Rub damage；Coordinate the static pressure of hydraulic pump 11 so that the release of sample is steadily efficient.
The one or more technical schemes provided in the embodiment of the present application, have at least the following technical effects or advantages：
The compacting diemaker provided in the embodiment of the present application, by establishing by self-balancing force framework, detachable compacting
Lasting static pressure is stablized in the remolding soil specimens processing structure that cylinder and driving element are formed, application, meets that once force reaches
To the condition of consolidation effect, so as to realize that grogs post is once compressing so that dry density and porous media in manipulated soil
Uniformly；Traditional manipulated soil is avoided to be layered, repeatedly continuously hitting manipulated soil layering caused by practical operation is made, seriously, dry density and moisture content break
The defects of layer.Meanwhile the fit structure of base, compacting cylinder and compacting block makes it possible to realize one-time pad, cooperation continues steady
Fixed static pressure, it also avoid being layered repeatedly artificial lamination problem caused by filling operation.Meanwhile detachable compacting cylinder is shelved
, can be as needed in the force chassis body, the force side of successively adjustment compacting cylinder, so as to realize two-way compacting operation,
The defects of so as to dry density caused by overcoming manipulated soil single load bearing and moisture content trapezoidal distribution, further lift manipulated soil and do
The uniformity of density and moisture content.On the other hand, applying by hydraulic cylinder, frame head plate, frame link and chassis base structure
Power frame structure globality is strong, improves force precision and force reliability, so as to which device group when manipulated soil is processed be greatly reduced
Conjunction causes accidental error；Similar, the integral structure for the remodeling earth forming that base, compacting cylinder and compacting block are formed,
Caused by combination of devices fully being reduced the defects of remolding soil specimens form；The integration force of Organic structure simultaneously, stress knot
Structure also causes the preparation manipulation of sample to simplify, and processing efficiency greatly improves.
It should be noted last that above embodiment is only illustrating the technical solution of the utility model rather than limit
System, although the utility model is described in detail with reference to example, it will be understood by those within the art that, can be right
The technical solution of the utility model is modified or equivalent substitution, without departing from the spirit and model of technical solutions of the utility model
Enclose, it all should cover among right of the present utility model.
Claims (10)
1. one kind compacting diemaker, it is characterised in that including：Self-balancing force framework, detachable compacting cylinder and driving member
Part；
The driving element exerts a force framework to the detachable compacting cylinder application static pressure by the self-balancing, for being compacted
Grogs post in the detachable compacting cylinder；
The self-balancing framework includes：Hydraulic cylinder, frame head plate, frame link and chassis base；The frame head plate and institute
State chassis base by the frame link to be connected, form chassis body；The hydraulic cylinder is fixed in the frame head plate, institute
The piston rod for stating hydraulic cylinder is stretched into the chassis body；
The detachable compacting cylinder includes：Base, compacting cylinder and compacting block；The base is fixed on the chassis base
On；The compacting cylinder is resisted against on the base, and the first nozzle of the compacting cylinder is sealed by the base；The compacting block
It is arranged between the second nozzle of the compacting cylinder and the piston rod head end of the hydraulic cylinder；The compacting block is column construction,
Match with the inner chamber of the compacting cylinder, can be slid axially in the compacting cylinder；It is described compacting cylinder central axis with it is described
The central axis of piston rod overlaps；
The driving element is connected with the hydraulic cylinder, drives the hydraulic cylinder.
2. compacting diemaker as claimed in claim 1, it is characterised in that：The driving element is electro-hydraulic servo pump, and described
Hydraulic cylinder is connected.
3. compacting diemaker as claimed in claim 1, it is characterised in that：Is set between the compacting block and the grogs post
One permeable pad.
4. compacting diemaker as claimed in claim 3, it is characterised in that：Set between the grogs post and the first permeable pad
First filter paper layer.
5. compacting diemaker as claimed in claim 1, it is characterised in that：Second is set between the grogs post and the base
Permeable pad.
6. compacting diemaker as claimed in claim 5, it is characterised in that：Between the second permeable pad and the grogs post
Second filter paper layer is set.
7. compacting diemaker as claimed in claim 5, it is characterised in that：The base top sets hydrophobic lines, and described the
Two permeable pads are arranged on the hydrophobic lines.
8. compacting diemaker as claimed in claim 1, it is characterised in that：Toroidal cavity is opened up on the base, it is and described
The barrel of compacting cylinder matches；The compacting cylinder bottom can be embedded in the toroidal cavity.
9. the compacting diemaker as described in any one of claim 1~8, it is characterised in that the compacting diemaker also includes：Prolong
Long cylinder；
The extending is shelved on the compacting cylinder, and the barrel chamber of the extending is connected with the barrel chamber of the compacting cylinder and internal diameter
Identical, central axis overlaps；
The compacting block is shelved on the extending top.
10. compacting diemaker as claimed in claim 9, it is characterised in that：The barrel of nearly compacting cylinder one end of the extending
It is upper that axially extending structure is set, it is coated on the compacting drum outer wall, limits moving radially for the compacting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720475029.4U CN206710171U (en) | 2017-05-02 | 2017-05-02 | One kind compacting diemaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720475029.4U CN206710171U (en) | 2017-05-02 | 2017-05-02 | One kind compacting diemaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206710171U true CN206710171U (en) | 2017-12-05 |
Family
ID=60457774
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720475029.4U Expired - Fee Related CN206710171U (en) | 2017-05-02 | 2017-05-02 | One kind compacting diemaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN206710171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871907A (en) * | 2018-08-31 | 2018-11-23 | 中国石油天然气股份有限公司 | Hydraulic sand shaking device, hydraulic sand shaking system applied to sand filling model and hydraulic sand shaking method |
-
2017
- 2017-05-02 CN CN201720475029.4U patent/CN206710171U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108871907A (en) * | 2018-08-31 | 2018-11-23 | 中国石油天然气股份有限公司 | Hydraulic sand shaking device, hydraulic sand shaking system applied to sand filling model and hydraulic sand shaking method |
| CN108871907B (en) * | 2018-08-31 | 2020-10-09 | 中国石油天然气股份有限公司 | Hydraulic sand shaking device, hydraulic sand shaking system applied to sand filling model and hydraulic sand shaking method |
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