CN212111139U

CN212111139U - Portable fluorescence spectrophotometer

Info

Publication number: CN212111139U
Application number: CN202020382567.0U
Authority: CN
Inventors: 刘连升; 郑秀华; 黄华斌; 蔡志荣; 陈锦莉
Original assignee: Xiamen Huaxia University
Current assignee: Xiamen Huaxia University
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-12-08
Anticipated expiration: 2030-03-24

Abstract

The utility model provides a portable spectrofluorometer, this technical scheme under the prerequisite that does not change the detection principle, carried out portable improvement in the structural layer in the face of spectrofluorometer. Specifically, the utility model discloses a box body, cell pool, voltmeter, battery, switch, power, knob, light source, wherein, the cell pool is located the top surface of box body, and inside voltmeter fixed connection placed the box body in the battery in the box body front end, switch and power were located the box body rear end respectively, and knob and light source were located the box body front end respectively. The utility model discloses a fluorescence spectrophotometer's portable function of carrying has fully expanded measuring environment and detection range, has good result of use.

Description

Portable fluorescence spectrophotometer

Technical Field

The utility model relates to a spectrophotometer technical field further relates to the portable improvement to fluorescence spectrophotometer, concretely relates to portable fluorescence spectrophotometer.

Background

A fluorescence spectrophotometer, also known as a fluorescence spectrometer, is an instrument for scanning a fluorescence spectrum emitted by a liquid-phase fluorescent marker. A variety of physical parameters can be provided including excitation spectra, emission spectra, fluorescence intensity, quantum yield, fluorescence lifetime, fluorescence polarization, and the like. By measuring the parameters, not only can general quantitative analysis be carried out, but also the conformational change of molecules under various environments can be inferred, so that the existing fluorescence spectrophotometer is widely applied to various physicochemical laboratories.

At present, few companies are used for producing and selling the fluorescence spectrophotometer in China, and most of the fluorescence spectrophotometers produced by foreign companies are middle-high grade fluorescence spectrophotometers and are expensive. The fluorescence spectrophotometer sold in the market at present mainly comprises a light source, an excitation monochromator, an emission monochromator, a sample chamber, a detector and the like in structure, is relatively large in size and inconvenient to carry, and can be measured only by being taken back to the laboratory if the experiment goes out for monitoring. In the prior art, a portable fluorescence spectrophotometer is not provided.

Disclosure of Invention

The utility model discloses aim at to prior art's technical defect, provide a portable fluorescence spectrophotometer to among the solution prior art, conventional fluorescence spectrophotometer is bulky, the technical problem that can't portable carry.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

portable spectrofluorometer, including the box body, the cell, the voltmeter, the battery, the switch, the power, the knob, the light source, wherein, the cell is located the top surface of box body, voltmeter fixed connection places inside the box body in the battery at the box body front end in, switch and power are located the box body rear end respectively, knob and light source are located the box body front end respectively.

Preferably, the box body is in a cuboid shape, and the battery is fixedly connected to the inner bottom surface of the box body; the battery is a lithium battery.

Preferably, the switch is located on the side of the power supply; the knob is located to the side of the light source.

Preferably, the light source is an LED lamp; the portable fluorescence spectrophotometer also comprises a photosensitive receiving diode which is a receiver of the portable fluorescence spectrophotometer.

Preferably, the sample cell is made of a PP rod.

In the above technical solution, the box body is the housing structure of the utility model, and is used for bearing each structural module and playing a role in protection; the cuvette pool is used for accommodating a cuvette to be measured; the voltmeter is used for detecting and displaying voltage data; the battery is used for supplying power for electric appliances such as a medium voltage meter, a light source and the like so as to meet the power supply problem when the electric appliance is used under the outdoor condition; the switch is used for controlling the start and stop of the utility model; the power supply is used for connecting an external power supply; the knob is used for adjusting the color and the intensity of light and controlling the wavelength range of the light; the light source employs an LED lamp for emitting light to perform detection.

The utility model provides a portable spectrofluorometer, this technical scheme under the prerequisite that does not change the detection principle, at the structural layer and carried out portable improvement to spectrofluorometer. Specifically, the utility model takes the LED lamp as the light source and the photosensitive receiving diode as the receiver; the color and the intensity of light can be adjusted by a screw button, the wavelength range of the light is controlled, the color is red, green and blue, and a sample cell taking a PP rod as a material is manufactured. The utility model discloses improve fluorescence spectrophotometer based on portable theory, regard the lithium cell as portable power source to be equipped with the charger, go out to conveniently carry and need not to consider the power problem when the experiment detects like this. The utility model discloses a fluorescence spectrophotometer's portable function of carrying has fully expanded measuring environment and detection range, has good result of use.

Drawings

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

FIG. 2 is a perspective view of the present invention;

in the figure:

1. box body 2, cuvette pool 3, voltmeter 4 and battery

5. Switch 6, power 7, knob 8, light source.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

Portable spectrofluorometer, as shown in figure 1, figure 2, including box body 1, cell 2, voltmeter 3, battery 4, switch 5, power 6, knob 7, light source 8, wherein, cell 2 is located the top surface of box body 1, voltmeter 3 fixed connection is in box body 1 front end, places box body 1 inside in battery 4, and switch 5 and power 6 are located box body 1 rear end respectively, and knob 7 and light source 8 are located box body 1 front end respectively.

The device has the following structural characteristics: the box body 1 is the shell structure of the utility model, is used for bearing each structural module and plays a role in protection; the cuvette pool 2 is used for accommodating a cuvette to be measured; the voltmeter 3 is used for detecting and displaying voltage data; the battery 4 is used for supplying power to electric appliances such as the medium voltage meter 3 and the light source 8 so as to meet the power supply problem when the electric appliances are used under outdoor conditions; the switch 5 is used for controlling the start and stop of the utility model; the power supply 6 is used for connecting an external power supply; the knob 7 is used for adjusting the color and the intensity of light and controlling the wavelength range of the light; the light source 8 employs an LED lamp for emitting light to perform detection.

Example 2

Portable spectrofluorometer, as shown in figure 1, figure 2, including box body 1, cell 2, voltmeter 3, battery 4, switch 5, power 6, knob 7, light source 8, wherein, cell 2 is located the top surface of box body 1, voltmeter 3 fixed connection is in box body 1 front end, places box body 1 inside in battery 4, and switch 5 and power 6 are located box body 1 rear end respectively, and knob 7 and light source 8 are located box body 1 front end respectively. The box body 1 is in a cuboid shape, and the battery 4 is fixedly connected to the inner bottom surface of the box body 1; the battery 4 is a lithium battery. The switch 5 is positioned at the side of the power supply 6; the knob 7 is located to the side of the light source 8. The light source 8 is an LED lamp; the portable fluorescence spectrophotometer also comprises a photosensitive receiving diode which is a receiver of the portable fluorescence spectrophotometer. The sample cell is made of a PP rod.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. Portable spectrofluorometer, its characterized in that includes box body (1), cell (2), voltmeter (3), battery (4), switch (5), power (6), knob (7), light source (8), wherein, cell (2) are located the top surface of box body (1), voltmeter (3) are with deciding to connect at box body (1) front end, box body (1) is placed in battery (4) inside, switch (5) and power (6) are located box body (1) rear end respectively, knob (7) and light source (8) are located box body (1) front end respectively.

2. The portable spectrofluorometer of claim 1, wherein said case (1) is in the shape of a rectangular parallelepiped, and the battery (4) is fixedly attached to the inner bottom surface of the case (1); the battery (4) is a lithium battery.

3. A portable spectrofluorometer according to claim 1, characterized in that the switch (5) is located to the side of the power supply (6); the knob (7) is positioned on the side of the light source (8).

4. The portable spectrofluorometer of claim 1, wherein said light source (8) is an LED lamp; the portable fluorescence spectrophotometer also comprises a photosensitive receiving diode which is a receiver of the portable fluorescence spectrophotometer.

5. The portable spectrofluorometer of claim 1, wherein the sample cell is formed from a PP rod.