Mounting rack with sleeve structure for random laser experiment

Abstract

The utility model provides a random laser experiment mounting rack with a sleeve structure, which comprises a rack body, a mounting table, an objective table, a clamping assembly, an adjusting assembly, a shading cylinder and an adjusting disc, the side surface of the shading cylinder is provided with an entrance port and an exit port, the adjusting disc is rotatably arranged on one side of the shading cylinder, a plurality of lenses are detachably arranged on the adjusting disc, and the lenses are fixed on the rack body. A sample is fixed to the objective table through the clamping assembly, the whole sample is covered with the shading cylinder, laser irradiates the sample from the incident port and is emitted out from the emergent port, most of light is shaded through the shading cylinder, light pollution is reduced, the position, irradiated by the laser, of the sample can be adjusted by adjusting the position of the objective table through the adjusting assembly, and experimental research is facilitated; and the different lenses are driven to be aligned with the emergent ports by rotating the adjusting disc, so that the light rays can be researched at different refraction angles, the operation is simple, and various experiment requirements can be met.

Description

TECHNICAL FIELD

[0001] The utility model relates to random laser experimental equipment field, concretely relates to a random laser experimental mounting bracket with sleeve structure. BACKGROUND

[0002] In the research of random laser, the surface structure of scatterer is utilized to realize photon multiple scattering and improve photon gain, which can effectively reduce the threshold of random laser and improve the utilization efficiency of pump light source. At present, people use various scattering systems to generate and enhance random laser, including polymer system, plasma scattering system, human tissue, film, optical fiber, biological material and the like. Biological material attracts the interest of many researchers due to its wide material types, great application potential, environmental affinity and good biocompatibility. The prepared mixed solution of dye and liquid crystal is filled in the liquid crystal cell formed by two transparent glass sheets through capillary action, and a random laser sample is prepared. The scattered light is emitted when the laser is irradiated on the sample. However, during the scattering experiment in the laboratory, the scattered light causes light pollution, which easily interferes with other experimenters, and the light is relatively dispersed and not easy to concentrate on research, which is difficult to meet the experimental requirements. SUMMARY

[0003] The utility model discloses a mounting rack for random laser experiment with sleeve structure is provided to solve the above problems.

[0004] The utility model provides a mounting rack for random laser experiment with sleeve structure, it is characterized by including:

[0005] The frame body is provided with a mounting table, and a moving object table is arranged on the mounting table, and a clamping assembly for clamping a sample is arranged on the moving object table;

[0006] The adjusting assembly is arranged on the mounting table and is used for adjusting the position of the moving object table;

[0007] The light shielding cylinder is sleeved and installed on the mounting table, and the light shielding cylinder is provided with an incident port and an exit port on the side surface;

[0008] The adjusting disc is rotatably installed on one side of the light shielding cylinder, a plurality of lenses are detachably arranged on the adjusting disc, and the adjusting disc is used for adjusting the positions of the plurality of lenses to drive different lenses to be aligned with the exit port.

[0009] Preferably, the clamping assembly comprises a pair of elastic pressing plates and a pair of fixing plates, the two fixing plates and the two elastic pressing plates are arranged on the object table respectively, and the two elastic pressing plates are provided with protruding portions respectively, and the two protruding portions are used for pressing the two sides of the sample against the two fixing plates respectively.

[0010] Preferably, the bottom of the object table is provided with a square column, and the mounting table is provided with a square groove for movably mounting the square column.

[0011] Preferably, the adjusting assembly comprises a knob and a threaded stud, the knob is rotatably arranged at the bottom of the mounting table, and the square column is provided with a threaded hole matched with the threaded stud.

[0012] Preferably, the light shielding cylinder is provided with a sliding groove, a sliding block is movably arranged in the sliding groove, one end of the sliding block is provided with a ball head, the adjusting disc is provided with a plurality of spherical grooves for moving the ball head into, and a spring is arranged in the sliding groove and used for pushing the sliding block to drive the ball head to move into the spherical groove.

[0013] Preferably, the adjusting disc is provided with a plurality of mounting grooves, the mounting grooves are provided with annular magnets, and the outer periphery of the lens is provided with an iron ring matched with the magnets in a magnetic attraction mode.

[0014] Preferably, the mounting grooves are provided with notches.

[0015] Preferably, the exit port is provided with a filter lens.

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] The sample is fixed on the object table by the clamping assembly, and the whole sample is covered by the light shielding cylinder, laser is irradiated on the sample from the entrance port and is emitted from the exit port, most of the light is shielded by the light shielding cylinder, light pollution is reduced, the position of the object table is adjusted by the adjusting assembly, the position of the sample irradiated by the laser is adjusted, experimental research is facilitated, different lenses are aligned with the exit port by rotating the adjusting disc, the light is researched under different refraction angles, the operation is simple, and various experimental requirements can be met. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed in the embodiment description will be briefly introduced, and obviously, the drawings in the following description are preferred embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1It is the external structure schematic view of one embodiment of the utility model;

[0020] Figure 2 It is the internal structure schematic view of one embodiment of the utility model;

[0021] Figure 3 It is the structure schematic view of the light shielding cylinder and adjusting disc in one embodiment of the utility model;

[0022] Figure 4 It is the structure schematic view of the clamping assembly and sample in one embodiment of the utility model.

[0023] In the drawing, 1 - frame body;2 - installation platform;21 - square groove;3 - object table;31 - square column;311 - screw hole;4 - clamping assembly;41 - elastic pressing piece;411 - protruding portion;42 - fixed plate;5 - adjusting assembly;51 - knob;52 - stud;6 - light shielding cylinder;61 - entrance;62 - exit;621 - filter;63 - sliding groove;64 - sliding block;641 - ball head portion;65 - spring;7 - adjusting disc;71 - spherical groove;72 - installation groove;73 - magnet;74 - notch;8 - lens;81 - iron ring;9 - sample. DETAILED DESCRIPTION

[0024] This part will describe the specific embodiments of the utility model in detail, the preferred embodiment of the utility model is shown in the drawing, the role of the drawing is to supplement the description of the specification text part with graphics, so that people can intuitively and visually understand each technical feature and overall technical scheme of the present application, but it cannot be understood as the limitation of the protection scope of the present application.

[0025] Example 1:

[0026] Referring to Figures 1 to 4 The utility model provides a mounting frame with sleeve structure for random laser experiment, include:

[0027] Frame body 1, be provided with installation platform 2 on frame body 1, be provided with object table 3 on installation platform 2 and move, be provided with the clamping assembly 4 for clamping sample 9 on object table 3;

[0028] Adjusting assembly 5, adjusting assembly 5 sets up on installation platform 2 and is used for adjusting the position of object table 3;

[0029] Light shielding cylinder 6, light shielding cylinder 6 is connected and is installed on installation platform 2, and the side of light shielding cylinder 6 is provided with entrance 61 and exit 62;

[0030] Adjusting disc 7, adjusting disc 7 is rotatably installed on one side of light shielding cylinder 6, and a plurality of lenses 8 are detachably provided on adjusting disc 7, and adjusting disc 7 is used for adjusting the position of a plurality of lenses 8 to drive different lenses 8 to be aligned with exit 62 respectively.

[0031] By clamping assembly 4 to fix the sample 9 on the stage 3 and with the light-tight cylinder 6 to cover the entire sample 9, the laser from the entrance 61 to the sample 9 and from the exit 62, light-tight cylinder 6 will block most of the light, reduce light pollution, by adjusting the position of the stage 3 adjusting assembly 5 can adjust the position of the sample 9 on the laser irradiation position, facilitate experimental research, and by rotating the adjusting disc 7 drive different lenses 8 respectively with the exit 62 alignment can be achieved in different refractive angles of light research, simple operation, and can meet a variety of experimental needs.

[0032] Specifically, the clamping assembly 4 includes a pair of elastic pressing plate 41 and a pair of fixed plate 42, two fixed plate 42 and two elastic pressing plate 41 are respectively spaced apart on the stage 3, two elastic pressing plate 41 are provided with protruding part 411, two protruding part 411 for the two sides of the sample 9 respectively tight in two fixed plate 42.

[0033] The sample 9 is inserted between the protruding part 411 and the fixed plate 42, the protruding part 411 is tight in the fixed plate 42 under the elastic force of the elastic pressing plate 41, realizing the fixed installation of the sample 9.

[0034] Example 2:

[0035] Referring to Figures 1 to 4 , in combination with the technical scheme of example 1, in the embodiment, the stage 3 is provided with a square column 31 at the bottom, and the installation table 2 is provided with a square groove 21 for the movement and installation of the square column 31.

[0036] Specifically, the adjusting assembly 5 includes a knob 51 and a stud 52, the knob 51 is rotatably installed at the bottom of the installation table 2, and the square column 31 is provided with a screw hole 311 matched with the stud 52.

[0037] By rotating the knob 51 to drive the stud 52 to rotate, the stud 52 is matched with the screw hole 311 on the stage 3 to drive the stage 3 to move, realizing the position adjustment of the sample 9 on the stage 3, so as to adjust the position of the sample 9 irradiated by the laser.

[0038] Specifically, the light-tight cylinder 6 is provided with a sliding groove 63, a sliding block 64 is movably arranged at the sliding groove 63, one end of the sliding block 64 is provided with a ball head 641, a plurality of ball-shaped grooves 71 are arranged on the adjusting disc 7 for the ball head 641 to move into, a spring 65 is arranged at the sliding groove 63, the spring 65 pushes the sliding block 64 to drive the ball head 641 to move into the ball-shaped groove 71.

[0039] The ball head 641 on the sliding block 64 is automatically clamped into the spherical groove 71 on the adjusting disc 7 under the action of the spring 65 to limit the rotation of the adjusting disc 7, so that the adjusting disc 7 is not easy to accidentally rotate under the condition of non-human force, and the ball head 641 on the sliding block 64 can be clamped into different spherical grooves 71 under the action of the spring 65 during the rotation of the adjusting disc 7, so as to limit the rotation process of the adjusting disc 7, and the operator can rotate the adjusting disc 7 to switch different lenses 8 according to the experimental needs.

[0040] Embodiment 3:

[0041] With reference to the technical solutions in Embodiments 1 and 2, Figures 1 to 4

[0042] The adjusting disc 7 is provided with a plurality of installation grooves 72, and annular magnets 73 are arranged at the installation grooves 72.

[0043] The lens 8 is detachably installed in a magnetic attraction manner, which facilitates replacement of other specifications of the lens 8 according to needs, and can meet the needs of various refraction angles of light in the experimental process.

[0044] Specifically, the installation groove 72 is provided with a notch 74.

[0045] The notch 74 is arranged at the installation groove 72, so that the operator can stretch a finger out of the notch 74 to pry out the lens 8, thereby facilitating replacement of the lens 8.

[0046] Specifically, the exit port 62 is provided with a filter 621.

[0047] The filter 621 is arranged at the exit port 62, so that light of non-target wavelength can be filtered out, and the accuracy and clarity of the experiment are improved.

[0048] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Any person skilled in the art can make many possible changes and modifications to the technical solutions of the present application without departing from the scope of the technical solutions of the present application, or modify equivalent embodiments with equivalent changes. Therefore, any modification, equivalent change and modification of the above embodiments within the scope of the technical solutions of the present application, all belong to the protection scope of the present application.​

Claims

1. A mount for random laser experiments with a sleeve structure, characterized in that, The utility model relates to a kind of installation racks with sleeve structure for random laser experiment, including: Frame body, mounting table is provided on the frame body, moving mounting table is provided on the mounting table, clamping assembly for clamping sample is provided on the mounting table; Adjusting assembly, the adjusting assembly is provided on the mounting table and is used to adjust the position of the mounting table; Light shielding cylinder, the light shielding cylinder is sleeved and installed on the mounting table, the side of the light shielding cylinder is provided with incident port and exit port; Adjusting disc, the adjusting disc is rotatably installed on the side of the light shielding cylinder, a plurality of lenses are detachably provided on the adjusting disc, the adjusting disc is used to adjust the position of a plurality of the lenses to drive different the lens respectively with exit port alignment.

2. The installation rack with sleeve structure for random laser experiment according to claim 1, wherein: The clamping assembly includes a pair of elastic pressing plates and a pair of fixed plates, the two fixed plates and the two elastic pressing plates are respectively spaced apart on the mounting table, the two elastic pressing plates are provided with protrusions, and the two protrusions are used to tightly press the two sides of the sample against the two fixed plates, respectively.

3. The installation rack with sleeve structure for random laser experiment according to claim 1, wherein: The bottom of the mounting table is provided with a square column, and the mounting table is provided with a square groove for movably mounting the square column.

4. The installation rack with sleeve structure for random laser experiment according to claim 3, wherein: The adjusting assembly includes a knob and a stud, the knob is rotatably installed at the bottom of the mounting table, and the square column is provided with a screw hole matched with the stud.

5. The installation rack with sleeve structure for random laser experiment according to claim 1, wherein: The light shielding cylinder is provided with a sliding groove, a sliding block is movably arranged in the sliding groove, one end of the sliding block is provided with a ball head, the adjusting disc is provided with a plurality of spherical grooves for moving the ball head into, and the sliding groove is provided with a spring, the spring pushes the sliding block to drive the ball head to move into the spherical groove.

6. The installation rack with sleeve structure for random laser experiment according to claim 1, wherein: The adjusting disc is provided with a plurality of mounting grooves, the mounting grooves are provided with annular magnets, the lenses are provided with iron rings, and the iron rings are magnetically attracted to the magnets.

7. The installation rack with sleeve structure for random laser experiment according to claim 6, wherein: The mounting grooves are provided with notches.

8. The installation rack with sleeve structure for random laser experiment according to claim 1, wherein: The exit port is provided with a filter.

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