CN218726606U

CN218726606U - Photothermal effect measuring device for two-dimensional material

Info

Publication number: CN218726606U
Application number: CN202222625081.7U
Authority: CN
Inventors: 乐雨晖
Original assignee: Shanghai Onway Technology Co ltd
Current assignee: Shanghai Onway Technology Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-03-24
Anticipated expiration: 2032-10-08

Abstract

The utility model relates to a light and heat effect measuring device for two-dimensional material, including examining test table, the inside of examining test table is provided with fixed establishment, fixed establishment is including the straight flute, the straight flute is seted up in the inside of examining test table, the inside slidable mounting of straight flute has two movable blocks, two the equal fixedly connected with one end in top of movable block runs through and extends to the straight-bar of examining test table outside. This a photothermal effect measuring device for two-dimensional material, through being provided with fixed establishment, make the staff when measuring the photothermal effect of two-dimensional material, can be with the two-dimensional material fixed with examine test table, and then avoid the two-dimensional material to take place skew and the test probe detects the position inaccurate, make the electrical property and the optical property that the photothermal effect of two-dimensional material detected and reachs more rigorous, and then ensured the detection of photothermal effect measuring device to the two-dimensional material characteristic of two-dimensional material, make the photothermal effect measuring device's of two-dimensional material practicality reinforcing.

Description

Photothermal effect measuring device for two-dimensional material

Technical Field

The utility model relates to a light and heat effect technical field specifically is a light and heat effect measuring device for two-dimensional material.

Background

The photothermal effect refers to interaction between photon energy and crystal lattice, aggravation of vibration, temperature rise, and electrical properties of a substance caused by temperature change, the two-dimensional material refers to a material in which electrons can move freely on a nanoscale with two dimensions and do planar motion, such as a nano thin film, a superlattice, a quantum well and the like, the two-dimensional material is limited in a two-dimensional plane due to carrier migration and heat diffusion, the different two-dimensional materials cause different anisotropy of electrical properties or optical properties due to special properties of a crystal structure, and further the properties of the two-dimensional material can be measured by using a photothermal effect.

The photothermal effect measuring device in the prior art lacks a structure for fixing a two-dimensional material when measuring the electrical characteristics and the optical characteristics of a substance, so that the two-dimensional material is easy to deviate when being measured, or the measured position is inaccurate, the measuring results of the electrical characteristics and the optical characteristics of the two-dimensional material are not strict enough, and the detection of the characteristics of the two-dimensional material is influenced, so that the photothermal effect measuring device for the two-dimensional material is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides a light and heat effect measuring device for two-dimensional material possesses the advantage of convenient fixed two-dimensional material, has solved light and heat effect measuring device when measuring the electrical characteristics and the optical characteristics of material, lacks the structure of fixed two-dimensional material for take place the skew easily when measuring two-dimensional material, perhaps measured position is inaccurate, make the electrical characteristics of two-dimensional material and optical characteristics's measuring result less rigorous, and then influence the problem to the detection of two-dimensional material characteristic.

In order to achieve the above purpose, the utility model provides a following technical scheme: a photothermal effect measuring device for a two-dimensional material comprises a detection table, wherein a fixing mechanism is arranged in the detection table;

the fixed establishment is including the straight flute, the straight flute is seted up in the inside of examining test table, the inside slidable mounting of straight flute has two movable blocks, two the equal fixedly connected with one end in top of movable block runs through and extends to the outside straight-bar of examining test table, two the equal fixedly connected with restriction strip in top of straight-bar, two the equal slidable connection in surface of straight-bar has the limiting plate, two the surface movable mounting of straight-bar has auxiliary spring, two the top of auxiliary spring respectively with the bottom fixed connection of two limiting plates, the inside of examining test table is provided with control mechanism.

Further, control mechanism is including the square groove, the inner diapire in the straight flute is seted up to the square groove, the inner chamber rear side wall of square groove rotates and is connected with the quarter butt, the external fixed surface of quarter butt is connected with the worm, rotate between the inner chamber left and right sides wall of straight flute and install the mobile jib, the external fixed surface of mobile jib is connected with the turbine that meshes with the worm surface mutually.

Further, the top fixed mounting who examines the test table has the backplate, the front movable mounting of backplate has test probe, the bottom fixedly connected with mount that examines the test table, the bottom fixedly connected with base of mount.

Furthermore, the outer surfaces of the two straight rods are fixedly connected with gaskets, and the bottoms of the two auxiliary springs are fixedly connected with the tops of the two gaskets respectively.

Furthermore, a through groove is formed in the inner top wall of the straight groove, and the inner surface of the through groove is in sliding connection with the outer surface of the straight rod.

Furthermore, one end of the short rod penetrates through and extends to the outside of the detection table, and the front face of the short rod is fixedly connected with a handle.

Further, the equal fixed mounting of the inner chamber left and right sides wall of straight flute has the base, the internal surface of base and the surface of mobile jib rotate to be connected.

Further, two sections of threads are formed in the outer surface of the main rod and are symmetrically distributed, and a thread groove in threaded connection with the outer surface of the main rod is formed in the inner wall of the movable block.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this a photothermal effect measuring device for two-dimensional material, through being provided with fixed establishment, make the staff when measuring the photothermal effect of two-dimensional material, can be with the two-dimensional material fixed with examine test table, and then avoid the two-dimensional material to take place the skew, perhaps the test probe detects the position inaccurate, make the electrical property and the optical property that the photothermal effect of two-dimensional material detected and reachs more rigorous, and then ensured the detection of photothermal effect measuring device to the two-dimensional material characteristic of two-dimensional material, make the photothermal effect measuring device's of two-dimensional material practicality reinforcing.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is an enlarged view of a point a in the structural schematic diagram 1 of the present invention;

fig. 3 is an enlarged view of the position B in the schematic structural diagram 1 of the present invention.

In the figure: 1 detection table, 2 fixing mechanism, 201 straight groove, 202 movable block, 203 straight rod, 204 limiting bar, 205 limiting plate, 206 auxiliary spring, 207 control mechanism, 2071 square groove, 2072 short rod, 2073 worm, 2074 main rod, 2075 turbine, 3 back plate, 4 detection probe, 5 fixing frame and 6 base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the photothermal effect measurement apparatus for a two-dimensional material in the present embodiment includes a detection table 1, a fixing mechanism 2 is disposed inside the detection table 1, a back plate 3 is fixedly mounted on the top of the detection table 1, a detection probe 4 is movably mounted on the front surface of the back plate 3, a fixing frame 5 is fixedly connected to the bottom of the detection table 1, and a base 6 is fixedly connected to the bottom of the fixing frame 5.

Specifically, through being provided with fixed establishment 2, can be fixed with two-dimensional material and examine test table 1 on, and then avoid two-dimensional material to take place the skew, perhaps detect probe 4 and detect the position inaccurate for the light and heat effect of two-dimensional material detects the electrical property and the optical property that reachs more rigorously.

In this embodiment, the fixing mechanism 2 includes a straight groove 201, make things convenient for the installation and operation of the partial subassembly of fixing mechanism 2, the straight groove 201 is seted up in the inside of examining test table 1, the inside slidable mounting of straight groove 201 has two movable blocks 202, the equal fixedly connected with one end in top of two movable blocks 202 runs through and extends to examining test table 1 outside straight-bar 203, logical groove has been seted up to the interior roof of straight groove 201, the internal surface that leads to the groove and the surface sliding connection of straight-bar 203, make things convenient for the inside removal in logical groove of straight-bar 203, the equal fixedly connected with restriction strip 204 in top of two straight-bar 203, the equal sliding connection in surface of two straight-bar 203 has limiting plate 205, the surface movable mounting of two straight-bar 203 has auxiliary spring 206, make limiting plate 205 keep the effort of rebound all the time, the equal fixedly connected with gasket in surface of two straight-bars 203, the bottom of two auxiliary spring 206 respectively with the top fixed connection of two gaskets, conveniently provide the support for auxiliary spring 206, the top of two auxiliary spring 206 respectively with the bottom fixed connection of two limiting plate 205, the inside of examining test table 1 is provided with control mechanism 207.

Specifically, the two movable blocks 202 are moved to the opposite side by the limiting plates 205 and the limiting strips 204, so that the straight rod 203 drives the two limiting plates 205 to move to the opposite side synchronously, the two limiting plates 205 are pressed downwards, the two-dimensional material is placed between the two limiting plates 205 and the limiting strips 204, the limiting plates 205 are loosened, and under the elastic action of the two auxiliary springs 206, the two limiting strips 204 and the two limiting plates 205 clamp the two-dimensional material respectively, so that the purpose of fixing the two-dimensional material is achieved.

In this embodiment, the control mechanism 207 includes a square groove 2071, the square groove 2071 is opened in the inner bottom wall of the straight groove 201, the inner cavity rear side wall of the square groove 2071 is connected with a short rod 2072 in a rotating manner, one end of the short rod 2072 penetrates and extends to the outside of the detection table 1, the front fixedly connected with handle of the short rod 2072, make the rotating handle drive the short rod 2072 to rotate, the outer surface fixedly connected with worm 2073 of the short rod 2072, the main rod 2074 is rotatably installed between the inner cavity left and right side walls of the straight groove 201, the equal fixedly installed base of the inner cavity left and right side walls of the straight groove 201, the inner surface of the base is connected with the outer surface of the main rod 2074 in a rotating manner, thereby facilitating the rotation of the main rod 2074, two sections of threads are provided on the outer surface of the main rod 2074 and are symmetrically distributed, the thread groove in threaded connection with the outer surface of the main rod 2074 is provided on the inner wall of the movable rod 202, make the rotating main rod 2074 control the movement of the movable rod 202, the outer surface fixedly connected with the turbine 2075 engaged with the outer surface of the main rod 2073, so that the rotating worm is capable of driving the turbine 5 to rotate.

Specifically, by being provided with the main rod 2074, the rotating handle drives the short rod 2072 to rotate, so that the worm 2073 on the outer surface of the short rod 2072 rotates synchronously, the rotating worm 2073 drives the worm gear 2075 engaged with the rotating worm gear 2073 to rotate, the worm gear 2075 drives the main rod 2074 to rotate, and then the purpose that the rotating main rod 2074 makes the two movable blocks 202 on the outer surface of the main rod move to the opposite side is achieved.

The working principle of the above embodiment is as follows:

when a worker uses the photothermal effect measuring device for a two-dimensional material, the short rod 2072 is driven to rotate by rotating the handle, so that the worm 2073 on the outer surface of the short rod 2072 rotates synchronously, the rotating worm 2073 drives the worm gear 2075 engaged with the worm gear 2073 to rotate, the worm gear 2075 drives the main rod 2074 to rotate, the two movable blocks 202 on the outer surface of the main rod 2074 move to the opposite side, the straight rod 203 at the top of the movable blocks 202 moves synchronously, the moving straight rod 203 drives the two limiting plates 205 to move to the opposite side synchronously until a proper distance is reached, the two limiting plates 205 are pressed downwards, the auxiliary spring 206 on the outer surface of the straight rod 203 is compressed, the two-dimensional material is placed between the limiting strips 204 and the limiting plates 205, the limiting plates 205 are released, the two-dimensional material is clamped between the two limiting strips 204 and the two limiting plates 205 under the elastic action of the two auxiliary springs 206, and then the two-dimensional material is measured by the detection probe 4.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a photothermal effect measuring device for two-dimensional material, is including examining test table (1), its characterized in that: a fixing mechanism (2) is arranged in the detection table (1);

fixed establishment (2) including straight flute (201), straight flute (201) are seted up in the inside of examining test table (1), the inside slidable mounting of straight flute (201) has two movable block (202), two the equal fixedly connected with one end in top of movable block (202) runs through and extends to examining test table (1) outside straight-bar (203), two the equal fixedly connected with in top of straight-bar (203) limits strip (204), two the equal sliding connection in surface of straight-bar (203) has limiting plate (205), two the surface movable mounting of straight-bar (203) has auxiliary spring (206), two the top of auxiliary spring (206) respectively with the bottom fixed connection of two limiting plate (205), the inside of examining test table (1) is provided with control mechanism (207).

2. The photothermal effect measuring device for a two-dimensional material according to claim 1, wherein: control mechanism (207) is including square groove (2071), the inner diapire of straight flute (201) is seted up in square groove (2071), the inner chamber back side wall of square groove (2071) rotates and is connected with quarter butt (2072), the external surface fixedly connected with worm (2073) of quarter butt (2072), rotating between the inner chamber left and right sides wall of straight flute (201) and installing mobile jib (2074), the external surface fixedly connected with of mobile jib (2074) and worm (2073) surface engaged with turbine (2075).

3. The photothermal effect measuring device for a two-dimensional material according to claim 1, wherein: the top fixed mounting who detects platform (1) has backplate (3), the positive movable mounting of backplate (3) has test probe (4), the bottom fixedly connected with mount (5) of detecting platform (1), the bottom fixedly connected with base (6) of mount (5).

4. The photothermal effect measuring device for a two-dimensional material according to claim 1, wherein: the outer surfaces of the two straight rods (203) are fixedly connected with gaskets, and the bottoms of the two auxiliary springs (206) are fixedly connected with the tops of the two gaskets respectively.

5. The photothermal effect measuring device for a two-dimensional material according to claim 1, wherein: a through groove is formed in the inner top wall of the straight groove (201), and the inner surface of the through groove is in sliding connection with the outer surface of the straight rod (203).

6. The photothermal effect measuring device for a two-dimensional material according to claim 2, wherein: one end of the short rod (2072) penetrates through and extends to the outside of the detection table (1), and the front face of the short rod (2072) is fixedly connected with a handle.

7. The photothermal effect measuring device for a two-dimensional material according to claim 2, wherein: the inner cavity left and right side walls of the straight groove (201) are fixedly provided with bases, and the inner surfaces of the bases are rotatably connected with the outer surface of the main rod (2074).

8. The photothermal effect measuring device for a two-dimensional material according to claim 2, wherein: two sections of threads are formed in the outer surface of the main rod (2074) and are symmetrically distributed, and a thread groove in threaded connection with the outer surface of the main rod (2074) is formed in the inner wall of the movable block (202).