CN106442168B - Small rotary formula diamond anvil cell press device - Google Patents
Small rotary formula diamond anvil cell press device Download PDFInfo
- Publication number
- CN106442168B CN106442168B CN201610848419.1A CN201610848419A CN106442168B CN 106442168 B CN106442168 B CN 106442168B CN 201610848419 A CN201610848419 A CN 201610848419A CN 106442168 B CN106442168 B CN 106442168B
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- China
- Prior art keywords
- press
- outer cylinder
- inner piston
- diamond anvil
- dial
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Classifications
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- 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
- G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0025—Shearing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/023—Pressure
- G01N2203/0232—High pressure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0244—Tests performed "in situ" or after "in situ" use
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
A kind of small rotary formula diamond anvil cell press device of the invention belongs to the technical field of physical quantity in-situ measurement device under high-temperature and high-pressure conditions, its structure has rotation bar jack (1), ball bearing (2), compression screw (3), disc spring film (4), outer cylinder (5) on press, press inner piston (6), outer cylinder (7) under press, fastening screw (8), diamond anvil (9), gasket (10), sample cavity (11), tray (12), dial (13), swingle (14) and dial reticle (15).The configuration of the present invention is simple, compact may be implemented press perpendicular, rotary presser or vertical rotary while pressurizeing, and upper anvil and lower anvil can effectively be adjusted with relative rotation any angle, shear action.
Description
Technical field
The invention belongs to the technical fields of physical quantity in-situ measurement device under high-temperature and high-pressure conditions, in particular in gold
The device that high temperature and pressure applies the various physical quantities of sample under the extreme conditions such as shearing force simultaneously is carried out in hard rock opposed anvils.
Background technique
Diamond anvil cell is the currently the only science apparatus that can generate million atmospheric pressure static pressures, is high-pressure science
With scientific instrument most important in technical field of research.Diamond anvil cell experimental technique not only may be implemented under static conditions most
High experimental temperature and pressure, while the home position observation of substance and the in situ of many instruments under high temperature and pressure can also be carried out and surveyed
Amount, such as micro- sem observation, infrared spectroscopy, laser Raman spectroscopy, Brillouin scattering, X-ray diffraction (absorption, fluorescence etc.), electricity,
The in situ measurement and research of the properties such as magnetics, acoustics, this be other high temperature and high voltage experimental devices it is incomparable.Diamond pair
The outstanding advantages for pushing up anvil are its device volume very littles, easily operated and very safe.
According to reported theoretical and experimental results, applying shearing force simultaneously under condition of high voltage has significantly the structure of substance
Influence, under high pressure simultaneously to sample apply shearing force can obtain unavailable new construction under some static high pressures,
New phenomenon and new property.It realizes that the diamond anvil cell experimental technique of static pressurization is very mature at present, and may be implemented
The rare report of rotary presser.Patent " the vertical and rotating more anvil press of composite pressurized " (publication number of China
CN203061154 device) makes press have the function of rotary presser, but sample pressure obtained is only capable of reaching hundreds of thousands
Atmospheric pressure and apparatus structure complexity.
Summary of the invention
It is asked present invention aims to overcome that traditional press cannot apply shear action to sample simultaneously under high pressure
Topic provides a kind of simple structure, compact while the device for applying shear action under condition of high voltage to sample may be implemented.
Realize the technical solution of the object of the invention are as follows:
A kind of small rotary formula diamond anvil cell press device, structure is by compression screw 3, disc spring film 4, press
Lower outer cylinder 7, fastening screw 8, diamond anvil 9, gasket 10, sample cavity 11, tray 12 and upper press composition, feature exist
In the upper press is by outer cylinder 5, press inner piston 6, dial 13, rotation on rotation bar jack 1, ball bearing 2, press
Bull stick 14 and dial reticle 15 are constituted；On the outer wall and press of press inner piston 6 under outer cylinder 5 and press in outer cylinder 7
Wall closely fastens, and ball bearing 2 is placed on press between outer cylinder 5 and press inner piston 6, and diamond anvil 9 is located at press
Inner space after outer cylinder 7 fastens under inner piston 6 and press, the top and bottom end of diamond anvil 10 are placed with tray
12, press overall structure is made of high strength alloy steel, is fitted close and is used in combination between outer cylinder 7 under outer cylinder 5 and press on press
The fixation of compression screw 3 is integral；There is dial 13 on the top of outer cylinder 5 on press；The press inner piston 6 is inner hollow
The cylindrical structure of external variable diameter, hollow space are the fixed cylindrical shapes of diameter, and external shape is three concentric cylinders
Combination, and the diameter of top cylindrical and bottom cylinder be respectively less than middle part cylinder diameter, ball bearing 2 be placed on top cylindrical and
It is close to the upper end of middle part cylinder, rotation bar jack 1 is the circular hole of an axis for crossing press inner piston 6, is located at living in press
Close to the position on 6 top of press inner piston on plug 6, there are dial reticle 15, swingle in the top-side of press inner piston 6
14 be the cylindrical bar for being inserted into rotation bar jack 1.
The present invention combines ball bearing technology with traditional press technique, traditionally will be decomposed into cylindric piston by press
(outer cylinder 5 on press) and the cylindric piston of variable diameter (press inner piston 6) two parts are covered, ball bearing 2 is integrated on press
Between outer cylinder 5 and press inner piston 6, to construct a kind of small rotary formula diamond anvil cell press device；Small-sized rotation
Rotatable diamond anvil cell press overcomes the problem of traditional press can not apply shear action to sample.The present invention not only structure
Simply, compact, the in situ measurements of a variety of physical quantitys may be implemented, it is easily operated, and sample is enable to obtain up to a million
Atmospheric pressure may be implemented press perpendicular, rotary presser or vertical rotary while pressurize.The upper anvil of the present invention and lower anvil can simultaneously
With relative rotation any angle, dial 13 is carved in 5 top surface of outer cylinder on press, and the top-side of press inner piston 6 has scale
Disk reticle 15, therefore upper and lower anvil relative rotation angle can be measured while application shear action, shear action can have
Effect is adjusted, in this way can be with property of the study sample under different shear actions.For under the conditions of high pressure high shear forces to substance
Property research work provides solid technical foundation.
The structure of substance is had a significant impact according to it has been reported that applying shear action simultaneously under high pressure, it can be bright
The aobvious distortion of lattice for accelerating substance, reduces substance pressure phase transition, or even change its phase transformation path.The thus small rotary formula Buddha's warrior attendant
Stone opposed anvils press solves the problems, such as that traditional press cannot apply shear action to sample simultaneously under high pressure, so making
Unavailable new construction, new phenomenon and new property under some independent hyperbaric environments can be obtained by carrying out experiment with the press technique.
To sum up, the invention has the following beneficial effects:
1, the present invention be not only simple in structure, compact, in situ measurement may be implemented, and make sample pressure obtained
It can achieve a atmospheric pressure up to a million.
2, the present invention may be implemented press perpendicular, rotary presser or vertical rotary while pressurize.
3, anvil and lower anvil can effectively be adjusted in the present invention with relative rotation any angle, shear action, in this way
It can be with property of the study sample under different shear actions.
Detailed description of the invention:
Fig. 1 is the top view of outer cylinder 5 on the press with dial 13.
Fig. 2 is small rotary formula diamond anvil cell press package assembly vertical section schematic diagram of the invention.
Fig. 3 is the vertical section exploded pictorial of outer cylinder 7 under outer cylinder 5, press inner piston 6 and press on press in Fig. 2
Figure.
Fig. 4 is small rotary formula diamond anvil cell press front view of the invention.
Fig. 5 is the 3-D view of swingle 14.
Fig. 6 is the structural schematic diagram of ball bearing 2.
Specific embodiment
The structure of small rotary formula diamond anvil cell press of the invention is described with reference to the drawings in embodiment 1
The structure of small rotary formula diamond anvil cell press of the invention is as shown in attached drawing 1~6.Structure includes swingle
Jack 1, ball bearing 2, compression screw 3, disc spring film 4, outer cylinder under outer cylinder 5, press inner piston 6, press on press
7, fastening screw 8, diamond anvil 9, gasket 10, sample cavity 11, tray 12, press dial 13, swingle 14 and dial
Reticle 15.7 inner wall of outer cylinder can be fastened closely under outer cylinder 5 and press on the outer wall and press of press inner piston 6, ball
Bearing 2 is placed on press between outer cylinder 5 and press inner piston 6, and diamond anvil 9 is located under press inner piston 6 and press outer
Inner space after the fastening of cylinder 7, the top and bottom end of diamond anvil 10 are placed with tray 12, and press overall structure is by height
Strength alloys steel is constituted, and is fitted close and is fixed with compression screw 3 integral between outer cylinder 7 under outer cylinder 5 and press on press；
There is press dial 13 on the top of outer cylinder 5 on press；The press inner piston 6 is the cylindrical body of variable diameter outside inner hollow
Structure, hollow space are fixed cylindric of diameter, and external shape is the combination of three concentric cylinders, and top cylindrical and
The diameter of bottom cylinder is respectively less than the diameter of middle part cylinder, and ball bearing 2 is placed on top cylindrical and is close to the upper of middle part cylinder
End, rotation bar jack 1 are the circular holes of an axis for crossing press inner piston 6, are located at living in press on press inner piston 6
There is dial reticle 15 in the position for filling in 6 tops in the top-side of press inner piston 6, and swingle 14 is one and is inserted into
Rotate the cylindrical bar of bar jack 1.
Small rotary formula diamond anvil cell press of the invention structure same as the prior art has: outer cylinder under press
7, a pair of of diamond anvil 9, the tray 12 placed between press and diamond anvil 9, tray 12 is fixed on pressure by fastening screw 8
Inside machine, the gasket 10 placed between two diamond anvils is processed with diamond anvil anvil face corresponding position on gasket 10
Hole, the hole are sample cavity 11, are fitted close between outer cylinder 7 under outer cylinder 5 and press on press and with compression screw 3
Integral, outer cylinder 5 on press are fixed, the material of outer cylinder 7 is high strength alloy steel under press inner piston 6 and press.
Small rotary formula diamond anvil cell press of the invention is with the different structure of the prior art: outer circle on press
Cylinder 5 is closely fastened with press inner piston 6, and ball bearing 2 is placed on press between outer cylinder 5 and press inner piston 6, can also roll
The contact portion coating lubricating oil of outer cylinder 5 and press inner piston 6 on pearl bearing 2 and press.5 top of press inner piston is machined with
Bar jack 1 is rotated, swingle 14 can be inserted into press inner piston 6 by rotating bar jack 1.By outer cylinder 5, ball bearing on press
2 and press inner piston 6 and swingle 14 form rotary system.360 degree of dials 13, press are carved in 5 top surface of outer cylinder on press
6 top-side of inner piston is carved with the dial reticle 15 of rotation angle measurement when for applying shear action to sample.It is above-mentioned
Structure composition small rotary formula diamond anvil cell press.
The assembling process of the small rotary formula diamond anvil cell press of the invention of embodiment 2
Two diamond anvils 9 are cleaned up first, diamond anvil 9 is then fixed on tray 12 using healant
On, upper and lower two tray 12 is respectively placed under press in outer cylinder 7 and press inner piston 6, and fix tray with fastening screw 8
12, by alignment, so that the anvil face of upper and lower two diamond anvil 9 is parallel and is completely coincident.Sample is just encapsulated in two
Between a diamond anvil 9, envelope pressure is carried out with the gasket 10 suppressed in advance.The ball bearing 2 for being coated with lubricating oil is placed on pressure
On machine inner piston 6, outer cylinder 5 on press is made to be placed on press inner piston 6 and cover ball bearing 2.Swingle 14 is placed in rotation
In bull stick jack 1, compression screw 3 is screwed.The above process is the assembling process of small rotary formula diamond anvil cell press.
The application of 3 pressure of embodiment and shear action
Small rotary formula diamond anvil cell press of the invention uses screw adding pressure type pressurizing device, by symmetrical
Four compression screws 3 under press outer cylinder 7 be threaded into press inner piston 6 push to realize to diamond anvil 9
Pressurization.Disc spring film 4 on compression screw 3 ensure that the uniform constant of the loading force being applied on diamond anvil 9.
The above process is press perpendicular process.In the case where pressure at right angle is certain, i.e. the condition that keeps certain precession amount of compression screw 3
Under, two generation relative rotation of diamond anvils 9 up and down are made by the rotation of swingle 14, and pass through 6 top of press inner piston
The dial 13 on 5 top of outer cylinder reads relative rotation angle on the dial reticle 15 and press of side.The above process is
Apply the process of shear action.Two gold up and down are made by the rotation of swingle 14 while adjusting the precession amount of compression screw 3
Relative rotation occurs for hard rock anvil 9, and reads relative rotation angle by dial 13.The above process is that press perpendicular applies simultaneously
The process of shear action.
Claims (1)
1. a kind of small rotary formula diamond anvil cell press device, structure is by compression screw (3), disc spring film (4), pressure
Outer cylinder (7), fastening screw (8), diamond anvil (9), gasket (10), sample cavity (11), tray (12) and upper press under machine
Composition, which is characterized in that the upper press is by outer cylinder (5), press on rotation bar jack (1), ball bearing (2), press
Inner piston (6), dial (13), swingle (14) and dial reticle (15) are constituted；The outer wall and pressure of press inner piston (6)
Outer cylinder (7) inner wall closely fastens under outer cylinder (5) and press on machine, ball bearing (2) be placed in outer cylinder on press (5) and
Between press inner piston (6), diamond anvil (9) is located at the inside under press inner piston (6) and press after outer cylinder (7) fastening
Space, the top and bottom end of diamond anvil (10) are placed with tray (12), and press overall structure is by high strength alloy steel structure
At being fitted close and fixed with compression screw (3) integral between outer cylinder (7) under outer cylinder (5) and press on press；On press
The top of outer cylinder (5) has dial (13)；The press inner piston (6) is the cylindrical body knot of variable diameter outside inner hollow
Structure, hollow space are fixed cylindric of diameter, and external shape is the combination of three concentric cylinders, and top cylindrical and bottom
The diameter of portion's cylinder is respectively less than the diameter of middle part cylinder, and ball bearing (2) is placed on top cylindrical and is close to the upper of middle part cylinder
End, rotation bar jack (1) are the circular holes of an axis for crossing press inner piston (6), are located on press inner piston (6) close to pressure
The position on machine inner piston (6) top has dial reticle (15), swingle (14) in the top-side of press inner piston (6)
It is the cylindrical bar for being inserted into rotation bar jack (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848419.1A CN106442168B (en) | 2016-09-26 | 2016-09-26 | Small rotary formula diamond anvil cell press device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610848419.1A CN106442168B (en) | 2016-09-26 | 2016-09-26 | Small rotary formula diamond anvil cell press device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106442168A CN106442168A (en) | 2017-02-22 |
| CN106442168B true CN106442168B (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610848419.1A Expired - Fee Related CN106442168B (en) | 2016-09-26 | 2016-09-26 | Small rotary formula diamond anvil cell press device |
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| CN (1) | CN106442168B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622034A (en) * | 2017-03-03 | 2017-05-10 | 郑州轻工业学院 | High-pressure technology for low-temperature polymerization and rapid non-crystallization of C60 |
| CN107121343B (en) * | 2017-05-11 | 2020-06-05 | 中国科学院高能物理研究所 | Dynamic loading device based on symmetrical diamond anvil cell technology |
| CN108267484B (en) * | 2018-01-18 | 2020-06-23 | 吉林大学 | High-temperature and high-pressure transport property measuring device based on diamond anvil cell |
| CN109238897B (en) * | 2018-08-02 | 2020-12-22 | 哈尔滨工程大学 | Diamond bead friction test bed used in pressure chamber |
| CN109966993A (en) * | 2019-04-12 | 2019-07-05 | 中国科学院深海科学与工程研究所 | A kind of diamond anvil cell and its mechanical driving device |
| CN113252639B (en) * | 2021-05-17 | 2022-08-12 | 中国科学院广州地球化学研究所 | Method for completely dehydroxylating water-containing mineral at normal temperature |
| CN113848108A (en) * | 2021-09-17 | 2021-12-28 | 中国科学院物理研究所 | Diamond anvil cell for high-pressure micro-spectrum test and test method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028348A (en) * | 2012-12-31 | 2013-04-10 | 吉林大学 | Vertical and rotating combined pressure type multi-anvil press |
| CN105628615A (en) * | 2015-12-24 | 2016-06-01 | 中国科学院合肥物质科学研究院 | Improved device for pressing diamond and aligning diamond with base |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8632850B2 (en) * | 2005-09-26 | 2014-01-21 | Schultz-Creehan Holdings, Inc. | Friction fabrication tools |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103028348A (en) * | 2012-12-31 | 2013-04-10 | 吉林大学 | Vertical and rotating combined pressure type multi-anvil press |
| CN105628615A (en) * | 2015-12-24 | 2016-06-01 | 中国科学院合肥物质科学研究院 | Improved device for pressing diamond and aligning diamond with base |
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| CN106442168A (en) | 2017-02-22 |
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