CN212674333U

CN212674333U - Portable ruby pressure measurement device

Info

Publication number: CN212674333U
Application number: CN202021947473.XU
Authority: CN
Inventors: 何海江; 李志远
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-03-09
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses a portable ruby pressure measuring device, which comprises a shell, a light path structure and a sample table; the optical path structure is in a core optical path miniaturization design formed by a rotating platform, an objective lens, an optical fiber, a spectrometer, a laser, a camera, a white light source and the like, the optical paths are vertically arranged and are integrally packaged into a closed shell. The device is totally closed in inside light path, does not receive stray light to influence, and the laying dust is not, and the light path is vertical arranges, and is stable easily to be adjusted, and is small, light in weight, can conveniently carry the transfer, can use on leveling the desktop, and it is many to be suitable for the scene, has solved current open ruby pressure measurement system bulky, occupy the optics platform area big, move inconvenient, be suitable for the scene single, receive stray light influence big, easily mistake touch, the laying dust, the big scheduling problem of the light path adjustment degree of difficulty.

Description

Portable ruby pressure measurement device

Technical Field

The utility model relates to a diamond anvil pressure chamber pressure measurement field, in particular to portable ruby pressure measurement device.

Background

The ruby fluorescence pressure measurement method is characterized in that a small amount of ruby powder and an experimental sample are mixed together and placed in a diamond anvil pressure chamber (DAC), ruby fluorescence is excited by laser, the fluorescence can be red-shifted along with the increase of pressure, the shift of the fluorescence wavelength is in a linear relation with the pressure, the wavelength shift of the fluorescence is recorded by an optical system such as a spectrometer, and finally the pressure of the sample is measured through the wavelength shift.

The advantages of using the ruby fluorescence pressure measurement method are as follows: 1. the method is simple and rapid; 2. the precision is high; 3. the pressure can be continuously measured; 4. the measured pressure can reach 100 Gpa; 5. the universality in the high-voltage research field is strong.

But the existing ruby pressure measuring system still has the following defects: 1. the optical platform is generally built on the optical platform, so that the size is large, the occupied area of the optical platform is large, the movement is inconvenient, and the applicable scene is single; 2. an open structure is generally adopted, and the influence of stray light in the environment is large; 3. the light path is easy to be adjusted again after the mistaken touch and the accumulated dust are easily removed.

Therefore, how to provide a novel ruby pressure measuring device is a problem that practitioners of the same industry need to solve urgently.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at, in order to overcome among the current ruby pressure measurement system bulky, it is big to occupy the optical platform area, removes inconveniently, be suitable for the scene single, receive stray light influence big, easily mistake touch, easy laying dust, the big scheduling problem of the light path adjustment degree of difficulty, provides a portable ruby pressure measurement device.

The embodiment of the utility model provides a portable ruby pressure measurement device, include: the device comprises a shell, an optical path structure and a sample table;

the light path structure is installed in the shell in a totally-enclosed manner and is vertically arranged along the light path direction; the optical path structure comprises a rotating platform, an objective lens, an optical fiber, a spectrometer, a laser, a camera and a white light source;

the revolving stage includes from top to bottom: the upper rotary table, the middle rotary table and the lower rotary table are coaxially connected; the inner parts of the upper rotary table, the middle rotary table and the lower rotary table are all provided with light splitting flat sheets; the light splitting flat sheet is vertical to the front view plane and forms a preset angle with the upper view plane;

one end of the objective lens is connected to the right side of the upper rotary table, penetrates out of the shell and is installed on the surface of the right side of the shell; the sample stage is positioned on the right side of the objective lens and is positioned in the visual field of the objective lens;

the fiber lens is connected to the left side of the upper rotary table;

one end of the optical fiber is connected with the optical fiber lens, and the other end of the optical fiber is connected with the spectrometer;

the laser is connected to the left side of the middle rotating table, and laser is emitted to the right;

the camera is connected with the left side of the lower rotary table through a camera lens;

the white light source is connected below the lower rotary table.

Furthermore, the light splitting flat sheet arranged in the middle rotating table is a two-phase color splitting sheet.

Furthermore, the shell is composed of a top plate, a bottom plate, a left side plate, a right side plate, a front panel and a rear panel;

the light path structure is mounted in the shell in a totally-enclosed manner and is close to the right side plate;

the top plate is provided with a handle.

Furthermore, three adjusting holes are formed in the right side plate and used for adjusting the angles of the corresponding upper rotary table, the middle rotary table and the corresponding lower rotary table.

Furthermore, a power supply of the laser, a power supply of the white light source, a data line of the spectrometer and a data line of the camera are connected with the outside through a left side plate of the shell; and the switch of the laser, the switch of the white light source and the adjusting knob of the white light source are all positioned on the left side plate.

Furthermore, the front panel and the rear panel of the shell are provided with holes at positions corresponding to the rotating table; the openings have corresponding cover plates.

Furthermore, the bottom plate of the shell is provided with at least two fixing holes.

Further, the device also comprises at least two clamping plates; the two clamping plates are respectively positioned on two sides of the shell.

The embodiment of the utility model provides an above-mentioned technical scheme's beneficial effect includes at least:

the embodiment of the utility model provides a portable ruby pressure measurement device, which comprises a shell, a light path structure and a sample table; the optical path structure is in a core optical path miniaturization design formed by a rotating platform, an objective lens, an optical fiber, a spectrometer, a laser, a camera, a white light source and the like, the optical paths are vertically arranged and are integrally packaged into a closed shell. The device is totally closed in inside light path, does not receive stray light to influence, and the laying dust is not, and the light path is vertical arranges, and is stable easily to be adjusted, and is small, light in weight, can conveniently carry the transfer, can use on leveling the desktop, and it is many to be suitable for the scene, has solved current open ruby pressure measurement system bulky, occupy the optics platform area big, move inconvenient, be suitable for the scene single, receive stray light influence big, easily mistake touch, the laying dust, the big scheduling problem of the light path adjustment degree of difficulty.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is an overall structural view of a portable ruby pressure measuring device according to an embodiment of the present invention;

fig. 2 is a schematic view of a front view of a light path structure provided in an embodiment of the present invention;

fig. 3 is a schematic diagram illustrating a front view of a light path according to an embodiment of the present invention;

fig. 4 is a structural diagram of a housing according to an embodiment of the present invention;

in the attached figure, 1-shell, 2-optical path structure, 3-sample stage, 4-clamping plate and 5-optical platform; 11-handle, 12-adjusting hole, 13-front cover plate, 14-back cover plate; 21-rotating stage, 22-objective lens, 23-fiber lens, 24-fiber, 25-spectrometer, 26-laser, 27-camera, 28-white light source, 29-camera lens; 211-upper rotary table, 212-middle rotary table, 213-lower rotary table.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The embodiment of the utility model provides a portable ruby pressure measurement device, refer to fig. 1-3, include: the device comprises a shell 1, an optical path structure 2 and a sample table 3; the light path structure 2 is totally enclosed and installed in the shell 1 and is vertically arranged along the light path direction; the optical path structure 2 comprises a rotating platform 21, an objective lens 22, a fiber lens 23, an optical fiber 24, a spectrometer 25, a laser 26, a camera 27 and a white light source 28;

as shown in fig. 2, the rotary table 21 includes, from top to bottom: an upper rotary table 211, a middle rotary table 212, and a lower rotary table 213 coaxially connected; the inner parts of the upper rotary table 211, the middle rotary table 212 and the lower rotary table 213 are all provided with the light splitting plain films;

as shown in fig. 3, a light splitting flat sheet is placed inside the upper rotating platform 211, and the light splitting flat sheet is perpendicular to the front view plane and forms a preset angle with the upper view plane, and can be adjusted optionally by selecting an ideal working state with an included angle of 45 degrees. Two-phase color splitting flat sheets are placed in the middle rotary table 212, are perpendicular to the front view plane and form a preset angle with the upper view plane, and can also preferably select an ideal working state with an included angle of 45 degrees and can also be adjusted according to conditions; the lower rotary table 213 is internally provided with a light splitting flat sheet which is vertical to the front view plane and forms a preset angle with the upper view plane, and the included angle of 45 degrees in an ideal working state can be optimized and adjusted according to the situation. The upper rotary table 211, the middle rotary table 212 and the lower rotary table 213 are connected in series in an upper, middle and lower structure to form a main light path.

As shown in fig. 1-2, the objective lens 22 is connected to the right side of the upper rotating table 211, penetrates out of the housing 1, and is installed on the surface of the right side of the housing 1; the sample stage 3 is located on the right side of the objective lens 22 and within the field of view of the objective lens 22, and can realize three-dimensional displacement. The fiber lens 23 is connected to the left side of the upper rotary table 211, one side of the optical fiber 24 is located at a proper distance from the left side of the fiber lens 23, and the other side is connected to the spectrometer 25. The spectrometer 25 is connected to the left side plate of the housing 1 via a USB patch cord (not shown).

The laser 26 is connected to the left side of the middle rotating table 212, the laser is emitted to the right, and the laser power line is connected to a switch (not shown) on the left side plate of the housing 1. The camera lens 29 is attached to the left side of the lower rotating table 213. The camera 27 is attached to the left side of the camera lens 29 at a suitable distance, and the camera 27 is connected to the left side plate (not shown) of the housing 1 via a USB patch cord.

The white light source 28 is connected below the lower rotary table 213, and the power supply line is connected to a switch (not shown) on the left side plate of the housing 1. All parts in the light path are connected with each other by using a coaxial fixed frame, a coaxial connecting rod and the like.

The device has the advantages of totally closed internal light path structure, no influence of stray light, no dust accumulation, vertical arrangement of light paths, stability, easy adjustment, small volume, light weight, convenient carrying and transfer, capability of being used on a flat desktop and multiple applicable scenes.

Referring to fig. 4, the housing 1 is composed of a top plate, a bottom plate, a left side plate, a right side plate, a front panel and a rear panel, wherein the light path structure 2 is totally enclosed and installed inside the housing 1 and is close to the right side plate of the housing; the top plate is provided with a handle 11 to form a handle, and the handle can be arranged in the middle and is convenient to carry and transfer.

Three adjusting holes 12 are formed in the right side plate of the housing, and the three adjusting holes 12 are used for adjusting the rotation angles of the corresponding upper rotary table 211, middle rotary table 212 and lower rotary table 213; the convenient adjustment of the light path is realized. The power lines or data lines of the laser 26, the white light source 28, the spectrometer 25 and the camera 27 are all connected with the outside through the left side plate of the shell 1, and the switch of the laser 26, the switch of the white light source 28 and the adjusting knob of the white light source 28 are all positioned on the left side plate.

A front opening and a rear opening are respectively arranged on the front panel and the rear panel of the shell 1 and at positions corresponding to the rotary table 2, and the openings are rectangular as shown in fig. 4; the front cover 13 and the rear cover 14 are fixed to rectangular openings of the front panel and the rear panel.

When the light path is adjusted, the front cover plate 13 and the rear cover plate 14 need to be detached, after the light path is adjusted, the rotation angle of the rotary table 2 can be fixed through the three adjusting holes 12, and then the front cover plate 13 and the rear cover plate 14 are installed, so that the rotary table is prevented from being touched by mistake, and stray light and dust are prevented.

Further, in order to conveniently fix the pressure measuring device, at least two fixing holes (not shown in the figure) are formed on the bottom plate of the shell 1; for example, in practical application, two fixed orificess are apart from 150mm (symmetry in the middle), and two fixed pins (the pitch-row of general optics platform is 25mm, and 150mm is 25 mm's integer multiple) apart from 150mm of installation on optics platform insert the fixed orifices of casing, can accomplish this pressure measurement device's preliminary fixed, avoid rocking by a wide margin all around. In addition, the pressure measuring device may be provided with the clamp plates 4 on both the front and rear sides or both the left and right sides thereof, so that the pressure measuring device can be firmly fixed to the optical bench 5.

The embodiment of the utility model provides a portable ruby pressure measurement device, with the miniaturized design of light path structure, under the prerequisite that satisfies equipment basic function and performance, reduce the shared space of light path structure, for example equipment main part can occupation space only 5L, and the light path adopts vertical arranging, and the area that occupies optical platform during the use is only 5 square decimeters (contains splint). The device is totally closed in inside light path, does not receive stray light to influence, and the laying dust is not, and the light path is vertical arranges, and is stable easily to be adjusted, and is small, light in weight, can conveniently carry the transfer, can use on leveling the desktop, and it is many to be suitable for the scene, has solved current open ruby pressure measurement system bulky, occupy the optics platform area big, move inconvenient, be suitable for the scene single, receive stray light influence big, easily mistake touch, the laying dust, the big scheduling problem of the light path adjustment degree of difficulty.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A portable ruby pressure measurement device, its characterized in that includes: the device comprises a shell (1), an optical path structure (2) and a sample table (3);

the light path structure (2) is totally enclosed and installed in the shell (1) and is vertically arranged along the light path direction; the optical path structure (2) comprises a rotating table (21), an objective lens (22), a fiber lens (23), an optical fiber (24), a spectrometer (25), a laser (26), a camera (27) and a white light source (28);

the rotary table (21) comprises from top to bottom: an upper rotary table (211), a middle rotary table (212) and a lower rotary table (213) which are coaxially connected; the inner parts of the upper rotary table (211), the middle rotary table (212) and the lower rotary table (213) are all provided with light splitting flat sheets; the light splitting flat sheet is vertical to the front view plane and forms a preset angle with the upper view plane;

one end of the objective lens (22) is connected to the right side of the upper rotating platform (211), penetrates out of the shell (1), and is installed on the surface of the right side of the shell (1); the sample stage (3) is positioned at the right side of the objective lens (22) and is positioned in the visual field of the objective lens (22);

the fiber lens (23) is connected to the left side of the upper rotary table (211);

one end of the optical fiber (24) is connected with the fiber lens (23), and the other end of the optical fiber is connected with the spectrometer (25);

the laser (26) is connected to the left side of the middle rotating platform (212), and laser is emitted to the right;

the camera (27) is connected with the left side of the lower rotary table (213) through a camera lens (29);

the white light source (28) is connected below the lower rotary table (213).

2. The portable ruby pressure measuring device according to claim 1, wherein the dichroic beam splitter placed inside the middle rotating table (212) is a two-phase color beam splitter.

3. The portable ruby pressure measuring device according to claim 1, wherein the case (1) is composed of a top plate, a bottom plate, a left side plate, a right side plate, a front plate and a rear plate;

the light path structure (2) is mounted in the shell (1) in a totally-enclosed manner and is close to the right side plate; the top plate is provided with a handle (11).

4. The portable ruby pressure measuring device according to claim 3, wherein three adjusting holes (12) are provided on the right side plate for adjusting the angles of the corresponding upper rotary table (211), middle rotary table (212) and lower rotary table (213).

5. A portable ruby pressure measuring device according to claim 3, wherein the power supply of the laser (26), the power supply of the white light source (28), the data line of the spectrometer (25) and the data line of the camera (27) are connected with the outside through the left side plate of the housing (1); the switch of the laser (26), the switch of the white light source (28) and the adjusting knob of the white light source (28) are all positioned on the left side plate.

6. A portable ruby pressure measuring device according to claim 3, wherein the front and rear panels of the case (1) are provided with openings at positions corresponding to the rotary table (21); the openings have corresponding cover plates.

7. A portable ruby pressure measuring device according to claim 3, wherein the base plate of the housing (1) is provided with at least two fixing holes.

8. A portable ruby pressure measuring device according to claim 1, further comprising at least two clamping plates (4); the two clamping plates (4) are respectively positioned at two sides of the shell (1).