Spectrometer demonstration instrument

Abstract

The utility model provides a spectrometer teaching instrument, which relates to the technical field of spectrometers and comprises a spectrometer base body. The spectrometer base body is provided with a triangular base, threaded blind holes are formed in three ends of the top end face of the triangular base, an inner threaded cylinder is arranged at the front end of the top end face of the triangular base, vertically-through guide holes are formed in the three ends of the triangular base, and annular grooves are formed in the inner circumferences of the bottoms of the guide holes of the triangular base. Threaded holes are formed in the outer side walls of the lower portions of the guide holes of the triangular base, the annular grabbing handle is installed on the top of the triangular base through bolts, the annular grabbing handle can be conveniently installed on the triangular base through bolts, the annular grabbing handle can be conveniently held to carry and move the spectrometer, and the problem that no grabbing measure is taken on the triangular base of the spectrometer is solved. The problems that the spectrometer is difficult to grab and take when being carried and moved, and a grabbing measure is inconvenient to add on the triangular base for carrying, grabbing and taking are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of spectrometers, and in particular relates to a spectrometer teaching instrument. Background Art

[0002] A spectrometer is an instrument that disperses light according to wavelength and provides optical measurements. It is mainly composed of five parts: a triangular base, a parallel light tube, a telescope, a graduated disk, and a stage. It can be used to measure wavelength, prism angle, refractive index and dispersion rate of prism materials, etc. It is widely used in spectrometer experiment teaching. The experimental phenomena in the eyepiece are intuitively demonstrated on the monitor screen, so that students can understand the adjustment of the spectrometer and the experimental process.

[0003] Based on the above, the inventors found that the existing spectrometer teaching instrument has the following shortcomings:

[0004] 1. There is no gripping measure on the tripod base of the spectrometer, which makes it difficult to grip and take the spectrometer when it is moved. It is not convenient to add gripping measures on the tripod base for carrying, gripping and taking;

[0005] 2. There is no leveling measure on the tripod base of the spectrometer, which may easily cause the optical path to deviate from the same optical axis. It is not convenient to install leveling measures on the tripod base to level the tripod base. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides a spectrometer teaching instrument to solve the problems that the existing spectrometer has no gripping measures on the triangular base, which makes it difficult to grip and take the spectrometer when it is transported and moved, and it is inconvenient to install gripping measures on the triangular base for transport, gripping and taking; the spectrometer has no leveling measures on the triangular base, which easily causes the optical path to deviate from the same optical axis, and it is inconvenient to install leveling measures on the triangular base to level the triangular base.

[0007] The purpose and effect of the spectrometer teaching instrument of the utility model are achieved by the following specific technical means:

[0008] A spectrometer teaching instrument comprises a spectrometer base body; the spectrometer base body is provided with a triangular base, three ends of the top end face of the triangular base are provided with threaded blind holes, the front end of the top end face of the triangular base is provided with an internal threaded tube, three ends of the triangular base are provided with guide holes that penetrate up and down, the bottom inner circumference of the guide hole of the triangular base is provided with an annular groove, the lower outer wall of the guide hole of the triangular base is provided with threaded holes, the top of the triangular base is provided with a gripping annular handle by bolts, and three fixing tubes that penetrate up and down are provided in an annular array on the gripping annular handle.

[0009] Furthermore, an anti-skid rubber column is inserted into the regular hexagonal groove of the leveling lifting column, a cylinder is arranged at the bottom of the anti-skid rubber column, and a regular hexagonal prism is arranged on the top end face of the cylinder of the anti-skid rubber column.

[0010] Furthermore, a regular hexagonal groove is provided on the bottom end surface of the leveling lifting column, and a strip groove in the up-and-down direction is provided on the upper outer portion of the outer circumference of the leveling lifting column.

[0011] Furthermore, the interior of the rotary leveling cylinder is provided with leveling lifting columns in the up and down directions through threads, and the outer circumference of the leveling lifting columns is provided with threads.

[0012] Furthermore, an annular groove is provided on the outer circumference of the top of the rotary leveling cylinder, and an annular array of anti-skid grooves is provided on the outer circumference of the bottom of the rotary leveling cylinder.

[0013] Furthermore, a rotating leveling cylinder in the up and down directions is installed inside the annular groove of the triangular base through a bearing, and a thread is provided on the inner circumference of the rotating leveling cylinder.

[0014] Furthermore, a limit stop button is installed inside the threaded hole of the triangular base, a threaded column is arranged at the inner end of the limit stop button, and a rotating column with an anti-slip groove is arranged at the outer end of the threaded column of the limit stop button.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The convenient gripping ring handle is installed on the triangular base by bolts, so that the spectrometer can be conveniently carried and moved by gripping the gripping ring handle, thereby solving the problem that there is no gripping measure on the triangular base of the spectrometer, which makes it difficult to grip and take the spectrometer when it is carried and moved, and it is inconvenient to add gripping measures on the triangular base for carrying, gripping and taking.

[0017] The convenient rotating leveling cylinder is installed on the triangular base through a bearing for rotation, and the convenient leveling lifting column is installed inside the rotating leveling cylinder through a thread for lifting and leveling, which solves the problem that there is no leveling measure on the triangular base of the spectrometer, which easily causes the optical path to deviate from the same optical axis and it is inconvenient to add leveling measures on the triangular base to level the triangular base. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a top view structural schematic diagram of the utility model.

[0019] Figure 2 It is a schematic diagram of the structure of the utility model when viewed from above.

[0020] Figure 3 It is a cross-sectional structural schematic diagram of the utility model.

[0021] Figure 4It is a schematic diagram of the disassembled structure of the utility model.

[0022] Figure 5 It is a bottom view schematic diagram of the triangular base of the utility model.

[0023] Figure 6 It is a schematic diagram of a bottom view of a leveling lifting column of the utility model.

[0024] In the figure: 1. Spectrometer base body; 2. Triangular base; 3. Gripping ring handle; 4. Limit stop button; 5. Rotating leveling cylinder; 6. Leveling lifting column; 7. Anti-slip rubber column. DETAILED DESCRIPTION

[0025] The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings and examples.

[0026] Embodiment 1:

[0027] As attached Figure 1 To Attachment Figure 6 As shown:

[0028] The utility model provides a spectrometer teaching instrument, including a spectrometer base body 1; the spectrometer base body 1 is provided with a triangular base 2, which is convenient for carrying various components; three ends of the top end surface of the triangular base 2 are provided with threaded blind holes, which are convenient for grasping the annular handle 3 and installing it through bolts; an internal threaded cylinder is provided at the front end of the top end surface of the triangular base 2, which is convenient for installing a parallel light tube bracket; three ends of the triangular base 2 are provided with guide holes that penetrate up and down, which are convenient for inserting a leveling lifting column 6; an annular groove is provided on the inner circumference of the bottom of the guide hole of the triangular base 2, which is convenient for rotating the leveling cylinder 5 to be installed through a bearing , threaded holes are provided on the outer wall of the lower part of the guide hole of the triangular base 2, which is convenient for the limit stop button 4 to be installed by threading. A gripping ring handle 3 is installed on the top of the triangular base 2 by bolts, which is convenient for gripping and carrying. Three fixing cylinders that pass through the upper and lower parts are arranged in a circular array on the gripping ring handle 3, which is convenient for installation by bolts. A limit stop button 4 is installed inside the threaded hole of the triangular base 2, which is convenient for stopping the rotation of the leveling lifting column 6. A threaded column is arranged at the inner end of the limit stop button 4, which is convenient for threaded installation. A rotating column with an anti-slip groove is arranged at the outer end of the threaded column of the limit stop button 4, which is convenient for rotation and anti-slip.

[0029] Among them, a rotating leveling cylinder 5 in the up-and-down direction is installed inside the annular groove of the triangular base 2 through a bearing, which is convenient for the rotating leveling cylinder 5 to rotate. A thread is provided on the inner circumference of the rotating leveling cylinder 5 to facilitate the installation of the leveling lifting column 6 through the thread. An annular groove is provided on the outer circumference of the top of the rotating leveling cylinder 5 to facilitate installation through a bearing. An anti-skid groove is provided on the outer circumference of the bottom of the rotating leveling cylinder 5 to facilitate rotation and anti-skid. The leveling lifting column 6 in the up-and-down direction is installed inside the rotating leveling cylinder 5 through a thread, which is convenient for the leveling lifting column 6 to be lifted and lowered by threaded engagement. The outer circumference of the leveling lifting column 6 is provided with a It is provided with threads, which is convenient for installation through threads. A regular hexagonal groove is provided on the bottom end face of the leveling lifting column 6, which is convenient for the anti-skid rubber column 7 to be inserted to stop rotation. A strip groove in the up and down directions is provided on the upper outer part of the outer circumference of the leveling lifting column 6, which is convenient for the limit stop button 4 to be inserted to stop the leveling lifting column 6. An anti-skid rubber column 7 is inserted into the regular hexagonal groove of the leveling lifting column 6 to facilitate anti-skid contact with the desktop. A cylinder is provided at the bottom of the anti-skid rubber column 7 to facilitate contact with the desktop. A regular hexagonal prism is provided on the top end face of the cylinder of the anti-skid rubber column 7, which is convenient for insertion into the regular hexagonal groove of the leveling lifting column 6 to stop rotation.

[0030] The specific usage and function of this embodiment are as follows:

[0031] In the utility model, Figure 1 When the spectrometer base body 1 is leveled, a level is placed on the top of the triangular base 2, and the state of the level is observed to determine whether the spectrometer base body 1 is leveled, and then the rotating leveling cylinder 5 is rotated to engage with the leveling lifting column 6, so that the leveling lifting column 6 is lifted and lowered through the threaded engagement, and the non-slip rubber column 7 is driven to rise and fall synchronously by the leveling lifting column 6. At the same time, the leveling lifting column 6 is stopped by the limit stop button 4, so that the leveling lifting column 6 can only be lifted and lowered. When the level placed on the top of the triangular base 2 is in a horizontal state, the rotating leveling cylinder 5 is stopped, thereby realizing the leveling operation of the spectrometer base body 1; when the spectrometer is transported and moved, it can be lifted and carried by holding the gripping ring handle 3.

[0032] Embodiment 2:

[0033] The difference from the first embodiment is that the surface of the gripping ring handle 3 can also be set to a frosted surface, thereby increasing the friction between the surface of the gripping ring handle 3 and the hand, preventing the gripping ring handle 3 from slipping when gripping.

[0034] Embodiment three:

[0035] The difference from the first embodiment is that the bottom end surface of the anti-skid rubber column 7 can also be set to a frosted surface, thereby increasing the friction between the bottom end surface of the anti-skid rubber column 7 and the desktop, preventing the triangular base 2 from being displaced when placed.

Claims

1. A spectrometer teaching instrument, characterized in that: The spectrometer base body (1) is provided with a triangular base (2), three ends of the top end surface of the triangular base (2) are provided with threaded blind holes, the front end of the top end surface of the triangular base (2) is provided with an internal threaded tube, three ends of the triangular base (2) are provided with guide holes that penetrate vertically, the bottom inner circumference of the guide hole of the triangular base (2) is provided with an annular groove, the lower outer wall of the guide hole of the triangular base (2) is provided with threaded holes, the top of the triangular base (2) is provided with a gripping annular handle (3) by bolts, and the gripping annular handle (3) is provided with three fixing tubes that penetrate vertically in an annular array.

2. A spectrometer teaching instrument as claimed in claim 1, characterized in that: A limit stop button (4) is installed inside the threaded hole of the triangular base (2), a threaded column is arranged at the inner end of the limit stop button (4), and a rotating column with an anti-slip groove is arranged at the outer end of the threaded column of the limit stop button (4).

3. A spectrometer teaching instrument as claimed in claim 2, characterized in that: A rotating leveling cylinder (5) is installed inside the annular groove of the triangular base (2) via a bearing, and a thread is provided on the inner circumference of the rotating leveling cylinder (5).

4. A spectrometer teaching instrument as claimed in claim 3, characterized in that: An annular groove is provided on the outer circumference of the top of the rotary leveling cylinder (5), and an annular array of anti-skid grooves is provided on the outer circumference of the bottom of the rotary leveling cylinder (5).

5. A spectrometer teaching instrument as claimed in claim 4, characterized in that: The interior of the rotary leveling cylinder (5) is provided with a leveling lifting column (6) in the up and down directions through a thread, and the outer circumference of the leveling lifting column (6) is provided with a thread.

6. A spectrometer teaching instrument as claimed in claim 5, characterized in that: A regular hexagonal groove is provided on the bottom end surface of the leveling lifting column (6), and a strip groove in the up-and-down direction is provided on the upper outer portion of the outer circumference of the leveling lifting column (6).

7. A spectrometer teaching instrument as claimed in claim 6, characterized in that: An anti-skid rubber column (7) is inserted into the regular hexagonal groove of the leveling lifting column (6), a cylinder is arranged at the bottom of the anti-skid rubber column (7), and a regular hexagonal prism is arranged on the top end face of the cylinder of the anti-skid rubber column (7).

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