CN215640828U

CN215640828U - Fluorescence spectrometer

Info

Publication number: CN215640828U
Application number: CN202121859867.4U
Authority: CN
Inventors: 白致昊; 张海龙; 许雪晶
Original assignee: Beijing Sunshine Taiding Technology Co ltd
Current assignee: Beijing Sunshine Taiding Technology Co ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-01-25
Anticipated expiration: 2031-08-10

Abstract

The utility model provides a fluorescence spectrometer, comprising: spectrometer main part, handle, switch, screen bearing, observation screen, spectrometer detecting head, fixed buckle, installation component and lens. Spectrometer main part one end is provided with the screen bearing, and the screen bearing is connected with the observation screen, and the other end of spectrometer main part sets up the spectrometer detecting head, is provided with a plurality of fixed buckles on the spectrometer detecting head, and the handle setting sets up the switch in the below of spectrometer main part, the crossing part of handle and spectrometer main part, and the installation component passes through fixed buckle setting in the outside of spectrometer detecting head, is provided with the lens that is used for filtering on the installation component. The utility model can replace the lens on the spectrometer, thereby further enlarging the application range of the spectrometer, avoiding frequent replacement of the spectrometer and further improving the testing efficiency of the spectrometer.

Description

Fluorescence spectrometer

Technical Field

The utility model relates to the technical field of spectrometers, in particular to a fluorescence spectrometer with a replaceable lens cover.

Background

A spectrometer (spectrometer) is a scientific instrument that decomposes light with complex components into spectral lines, and is composed of a prism or a diffraction grating, etc., and can measure light reflected by the surface of an object using the spectrometer. The seven colors of sunlight are visible light, but if the sunlight is decomposed by a spectrometer and arranged according to wavelength, the visible light occupies a small range in the spectrum, and the rest is a spectrum which cannot be distinguished by naked eyes, such as infrared rays, microwaves, ultraviolet rays, X rays and the like. The optical information is captured by a spectrometer, developed by a photographic negative film, or displayed and analyzed by a computerized automatic display numerical instrument, so that the element contained in the article can be detected. This technique is widely used in the detection of air pollution, water pollution, food hygiene, metal industry, and the like.

According to the working principle of modern spectral instruments, spectrometers can be divided into two main categories: classical spectrometers and new types of spectrometers. The classical spectroscopic instrument is an instrument based on the principle of spatial dispersion; the new spectroscopic instrument is an instrument built on the modulation principle. Classical spectroscopic instruments are all slit spectroscopic instruments. The modulation spectrometer is non-spatially dispersive, and uses a circular aperture for light entry.

According to the principle of light splitting of the dispersive component, the spectrometer can be divided into: prism spectrometers, diffraction grating spectrometers and interference spectrometers. An Optical Multi-channel Analyzer OMA (Optical Multi-channel Analyzer) is a new spectral Analyzer using a photon detector (CCD) and computer control, which has appeared in the last decade and integrates information acquisition, processing and storage functions. Because OMA no longer uses the photosensitive emulsion, avoid and omit darkroom and a series of tedious processes after and measure the work, make the traditional spectral technique change fundamentally, has greatly improved the working condition, has raised the working efficiency; by using OMA to analyze the spectrum, the measurement is accurate, rapid and convenient, the sensitivity is high, the response time is fast, the spectral resolution is high, and the measurement result can be immediately read out from a display screen or output by a printer and a plotter. It has been widely used in almost all spectral measurements, analyses and research works, and is particularly suitable for the detection of weak signals and transient signals.

In the prior art, the part of a detecting head of a spectrometer is easily damaged or scratched, and the spectrometer is replaced according to the test requirement when the spectrometer is used, so that the test process becomes complicated, and the test efficiency becomes very draggy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fluorescence spectrometer, which can solve the problems that the part of a detecting head of the spectrometer is easily damaged or scratched, and the spectrometer is replaced according to the test requirement when the spectrometer is used, so that the test process becomes complicated and the test efficiency becomes very draggy.

The embodiment of the utility model is realized by the following steps:

the embodiment of the application provides a fluorescence spectrometer, including: spectrum appearance main part, the handle, the switch, the screen bearing, observe the screen, the spectrum appearance detecting head, fixed buckle, installation component and lens, spectrum appearance main part one end is provided with the screen bearing, the screen bearing is connected with the observation screen, the other end of spectrum appearance main part sets up the spectrum appearance detecting head, be provided with a plurality of fixed buckles on the spectrum appearance detecting head, the handle sets up the below in the spectrum appearance main part, the crossing part of handle and spectrum appearance main part sets up the switch, the installation component sets up the outside at the spectrum appearance detecting head through fixed buckle, be provided with the lens that is used for filtering on the installation component.

In some embodiments of the present invention, a gap is left between the spectrometer probe and the mounting assembly, and the gap is 0.05mm-0.15 mm.

In some embodiments of the utility model, the viewing screen is disposed on a bearing edge of the screen bearing, the viewing screen being rotated through an angle of 135 ° to 270 °.

In some embodiments of the present invention, at least 4 fixing fasteners are disposed on the spectrometer probe head.

In some embodiments of the present invention, the fixing buckle is an embedded rotary buckle, and a layer of anti-slip threads is disposed inside the buckle.

In some embodiments of the present invention, the mounting assembly and the lens are joined by a high temperature adhesive bond.

In some embodiments of the present invention, a plurality of glue blocks for gluing the mounting assembly to the lens are disposed on a surface of the mounting assembly adjacent to the lens.

In some embodiments of the utility model, the surface of the lens is provided with a layer of oil-phobic layer.

In some embodiments of the present invention, the viewing screen is an LCD screen, the maximum viewing angle of the viewing screen is 144 °, and a layer of shock absorbing tape is disposed around the outside of the viewing screen.

In some embodiments of the present invention, a high temperature resistant anti-slip layer is disposed on a surface of the handle, and a row of anti-slip stripes are disposed on a surface of the anti-slip layer.

In some embodiments of the utility model, the spectrometer probe head has a diameter that is no less than a diameter of the spectrometer body.

In some embodiments of the utility model, the spectrometer probe head has a diameter greater than a diameter of the spectrometer body.

Compared with the prior art, the embodiment of the utility model has at least the following advantages or beneficial effects:

1. according to the utility model, the screen bearing is embedded in one end of the spectrometer main body, one half of the screen bearing is embedded in the spectrometer main body, the other half of the screen bearing is connected with the observation screen, and the observation screen is connected on the screen bearing through the screw, so that the stability of the observation screen is improved while the movement of the observation screen is ensured, and the observation screen is prevented from being damaged due to overlarge rotation angle. The screen bearing forms a hinge structure between the spectrometer main body and the observation screen, the hinge structure is simple and easy to maintain, meanwhile, the hinge structure is stable in the rotating process and has certain damping, the stability of the observation screen mounted on the screen bearing is further improved, the observation screen can rotate around the screen bearing and the spectrometer, so that the observation angle of the observation screen is larger, in the experimental process, the angle of the observation screen can be adjusted in a large range according to the different observation angles, the practicability of the observation screen is improved, the other end of the spectrometer main body is provided with the spectrometer detecting head in a die sinking welding mode, the spectrometer detecting head is provided with a plurality of fixed buckles through die sinking of a die, the fixed buckles are uniformly arranged on the outer side of the spectrometer detecting head, the spectrometer detecting head is fixed through the plurality of fixed buckles, and when the stability is improved, the connection mode of the spectrometer probe is simplified, so that the spectrometer probe is simpler in maintenance, disassembly and assembly. The handle is arranged below the spectrometer main body through a screw, a switch is arranged at the intersection of the handle and the spectrometer main body, a hollow cavity is arranged inside the handle, and the switch is fixed inside the handle through the screw. The installation component is arranged on the outer side of the spectrometer detector head through the fixed buckle, the installation component is provided with a lens for filtering light, and the lens and the installation component are designed in a split mode, so that the lens or the installation component can be independently replaced when needing to be maintained or replaced, the maintenance steps of the lens are simplified, and the maintenance cost of the lens is reduced.

2. The utility model has simple structure, is convenient and easy to use, avoids the damage or the scratch of the detector head of the spectrometer due to the addition of the lens on the detector head of the spectrometer, and prolongs the service life of the spectrometer.

3. The utility model can replace the lens on the spectrometer, thereby further enlarging the application range of the spectrometer, avoiding frequent replacement of the spectrometer and further increasing the testing efficiency of the spectrometer.

4. The utility model adopts a plurality of fixing buckles for connection, so that the connection between the spectrometer probe and the lens is more stable and is not easy to slip, and the reliability of the spectrometer is further improved.

5. In the utility model, a gap is reserved between the spectrometer probe and the mounting component, the specific gap is adjusted during assembling, the best effect is achieved by adjusting the gap, and the interference of the optical focus of the mounting component and the spectrometer probe is the minimum when the gap is within the range of 0.05mm-0.15mm through numerous tests.

6. According to the utility model, at least 4 fixing buckles are arranged on the spectrometer probe head, and the distribution positions of the buckles are up, down, left and right, so that the mounting assembly can be fixed on the spectrometer probe head through the 4 fixing buckles, and the stability of the mounting assembly is further improved.

7. The fixed buckle is an embedded rotary buckle, a layer of anti-skid threads are arranged in the buckle in a thermal forming mode, the threads are matched with the rotary buckle, the clamping degree of the buckle is further enhanced, the stability is improved, and meanwhile the sealing performance between the mounting assembly and the spectrum detecting head is enhanced.

8. The mounting assembly and the lens are connected in a high-temperature gluing mode, so that the situation that the lens is overheated and falls off due to heating of the spectrometer in the process of continuously using the spectrometer is avoided, and the high-temperature resistance of the spectrometer is further improved.

9. According to the utility model, the fixed buckle is an embedded rotary buckle, a layer of anti-skid threads is arranged in the buckle in a thermal forming mode, and the threads are matched with the rotary buckle, so that the clamping degree of the buckle is further enhanced, the stability is improved, and the sealing property between the mounting assembly and the spectrum detection head is enhanced.

10. The upper observation screen is provided with the LCD screen as the inner panel, so that the screen can keep certain display capability in a strong light environment, the maximum observation angle of the observation screen is 144 degrees, the visualization range of the observation screen is larger, and the display performance of the observation screen is further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

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

FIG. 2 is a schematic view of the mounting assembly of the present invention;

FIG. 3 is a schematic view of the structure of a detector head of the spectrometer of the present invention;

fig. 4 is a schematic distribution diagram of the glue blocks of the mounting assembly of the present invention.

Icon: 1. spectrometer main part, 2, handle, 3, switch, 4, screen bearing, 5, observation screen, 6, spectrometer detecting head, 7, fixed buckle, 8, installation component, 9, lens, 10, gluey piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an orientation or a positional relationship based on the orientation or the positional relationship shown in the drawings, or an orientation or a positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience and simplicity, and the indication or the suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the present invention should not be construed as being limited. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

As shown in fig. 1-3, embodiments of the present application provide a fluorescence spectrometer, including: spectrometer main part 1, handle 2, switch 3, screen bearing 4, observation screen 5, spectrometer detecting head 6, fixed buckle 7, installation component 8 and lens 9.

The embedded screen bearing 4 that sets up of 1 one end of spectrum appearance main part, half of embedding spectrum appearance main part 1 of screen bearing 4, the second half of bearing of screen is connected with observation screen 5, and observation screen 5 passes through the screw connection on screen bearing 4, and such settlement has promoted the stability of observation screen 5 when guaranteeing the activity of observation screen 5, has avoided observation screen 5 to be damaged because of rotation angle is too big. The screen bearing 4 forms a hinge structure between the spectrometer main body 1 and the observation screen 5, the hinge structure is simple and easy to maintain, meanwhile, the hinge structure is stable in the rotating process and has certain damping, the stability of the observation screen 5 arranged on the screen bearing 4 is further improved, the observation screen 5 can rotate around the screen bearing 4 and around the spectrometer, so that the observation angle of the observation screen 5 is larger, in the experimental process, the angle of the observation screen 5 can be adjusted in a large range according to the different observation angles, the practicability of the observation screen 5 is improved, the other end of the spectrometer main body 1 is provided with a spectrometer detecting head 6 in a die sinking welding mode, the spectrometer detecting head 6 is provided with a plurality of fixed buckles 7 through die sinking of a die, the fixed buckles 7 are uniformly arranged on the outer side of the spectrometer detecting head 6, the spectrometer detecting head 6 is fixed through a plurality of fixed buckles 7, when having promoted the steadiness, simplified the connected mode of spectrum appearance detecting head 6 for spectrum appearance detecting head 6 is simpler when maintaining the dismouting. The handle 2 is arranged below the spectrometer main body 1 through a screw, the switch 3 is arranged at the intersection of the handle 2 and the spectrometer main body 1, a hollow cavity is arranged inside the handle 2, and the switch 3 is fixed inside the handle 2 through a screw. The installation component 8 is arranged on the outer side of the spectrometer detector head 6 through the fixing buckle 7, the installation component 8 is provided with the lens 9 for filtering light, and the lens 9 and the installation component 8 are designed in a split mode, so that the lens 9 or the installation component 8 can be independently replaced when needing to be maintained or replaced, the maintenance steps of the lens 9 are simplified, and the maintenance cost of the lens 9 is reduced.

Furthermore, in order to prevent the mutual interference between the optical focuses of the mounting assembly 8 and the spectrum probe, a certain gap is formed between the spectrum probe and the mounting assembly 8, the specific gap is adjusted during assembling, the best effect is achieved through the adjustment of the gap, and the interference between the optical focuses of the mounting assembly 8 and the spectrum probe is minimum when the gap is obtained within the range of 0.05mm-0.15mm through multiple tests.

Further, the above-mentioned observation screen 5 is set on the bearing edge of the screen bearing 4 by a screw, and since the part of the screen bearing 4 to which the observation screen 5 is connected is embedded in the spectrometer body 1, the rotation angle of the observation screen 5 is 135 ° to 270 °.

Further, be provided with 4 at least fixed buckles 7 on the above-mentioned spectrum appearance detecting head 6, the distribution position of buckle is upper and lower, left and right this moment, sets up like this and can fix installation component 8 on the spectrum detecting head through 4 fixed buckles 7, has further improved installation component 8's steadiness.

Furthermore, above-mentioned fixed buckle 7 is embedded rotatory buckle, and the buckle is inside to be provided with the skid-proof screw thread of one deck through the mode of thermoforming, and this layer of screw thread is through the cooperation with rotatory buckle, has further strengthened the chucking degree of buckle, has strengthened the leakproofness between installation component 8 and the spectrum detecting head when having increased stability.

Furthermore, a plurality of glue blocks 10 for gluing the mounting component 8 and the lens 9 are arranged on one surface of the mounting component 8 close to the lens 9, and the glue blocks 10 are uniformly arranged on the outer side of the mounting component 8 in a surrounding manner. When the installation component 8 is glued with the lens 9, after the installation component 8 is aligned with the lens 9, the whole installation component is placed into the heating chamber, after the glue block 10 is melted, the installation component 8 and the lens 9 are extruded together and continuously heated for 30 seconds, and then the installation component 8 with the lens 9 is formed.

Furthermore, the installation component 8 and the lens 9 can be directly connected in a high-temperature bonding mode, so that the situation that the lens 9 is overheated and falls off due to the heating of the spectrometer in the process of continuously using the spectrometer is avoided, and the high-temperature resistance of the spectrometer is further improved.

Further, the surface of the lens 9 is provided with an oil-repellent layer through electroplating, and the smoothness of the surface of the lens 9 is improved due to the oil-repellent layer, so that the performance of light absorption and reflection is further improved.

Further, above-mentioned observation screen 5 is that the inside panel is the LCD screen, owing to set up the LCD screen for this screen also can keep certain display capability under the environment of highlight, and the biggest observation angle of observation screen 5 is 144, makes observation screen 5's visual scope bigger like this, has further promoted observation screen 5's display performance, the outside of observation screen 5 is around setting up one deck shock attenuation adhesive tape, and when observation screen 5 moved, the shock attenuation adhesive tape can prevent that observation screen 5 from receiving because the accident is destroyed, has promoted the feeling of using observation screen 5 when having protected observation screen 5.

Furthermore, the surface of the handle 2 is provided with a high-temperature-resistant anti-slip layer, the surface of the anti-slip layer is provided with a row of anti-slip stripes, and the anti-slip stripes are arranged, so that the spectrometer can be held more firmly by experimenters when in use.

Furthermore, the diameter of the spectrometer detecting head 6 is larger than that of the spectrometer main body 1, so that the spectrometer detecting head 6 can be prevented from being affected by the shadow generated by the spectrometer main body 1, the light received by the spectrometer detecting head 6 can be more sufficient, and the accuracy of spectrometer detection is further improved.

The working principle is as follows:

the switch 3 of the fluorescence spectrometer is opened, the observation screen 5 is turned over, the spectrometer is aligned to a target to be measured to measure, when maintenance is needed, the mounting component 8 is detached independently, and the lens 9 which is glued on the mounting component 8 is maintained.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fluorescence spectrometer, comprising: the method comprises the following steps: spectrum appearance main part, handle, switch, screen bearing, observation screen, spectrum appearance detecting head, fixed buckle, installation component and lens, spectrum appearance main part one end pass through the screen bearing with the observation screen is connected, the other end setting of spectrum appearance main part the spectrum appearance detecting head, be provided with a plurality of fixed buckles on the spectrum appearance detecting head, the handle sets up the below at the spectrum appearance main part, set up on the handle the switch, the installation component sets up the outside at the spectrum appearance detecting head through fixed buckle, be provided with the lens that is used for filtering on the installation component.

2. The fluorescence spectrometer of claim 1, wherein: a gap is reserved between the spectrometer probe and the mounting assembly, and the gap is 0.05mm-0.15 mm.

3. The fluorescence spectrometer of claim 1, wherein: the viewing screen is arranged on the bearing edge of the screen bearing, and the rotation angle of the viewing screen is 135-270 degrees.

4. The fluorescence spectrometer of claim 1, wherein: the spectrometer detector head is provided with at least 4 fixed buckles.

5. The fluorescence spectrometer of claim 1, wherein: the fixed buckle is an embedded rotary buckle, and a layer of anti-skid threads are arranged inside the buckle.

6. The fluorescence spectrometer of claim 5, wherein: one side that the installation component is close to lens sets up a plurality of gluey pieces that are used for cementing installation component and lens, it evenly encircles the setting and is in to glue the piece the outside of installation component, the surface of lens is provided with one deck oil-phobic layer.

7. The fluorescence spectrometer of claim 1, wherein: the mounting assembly is connected with the lens in a high-temperature gluing mode.

8. The fluorescence spectrometer of claim 1, wherein: the observation screen is an LCD screen, the maximum observation angle of the observation screen is 144 degrees, and a layer of shock absorption rubber strip is arranged around the outer side of the observation screen.

9. The fluorescence spectrometer of claim 1, wherein: the surface of the handle is provided with a high-temperature-resistant anti-slip layer, and anti-slip stripes are arranged on the surface of the anti-slip layer.

10. The fluorescence spectrometer of claim 1, wherein: the diameter of the spectrometer probe is larger than that of the spectrometer main body.