CN210742110U

CN210742110U - Cell frame of ultraviolet spectrophotometer

Info

Publication number: CN210742110U
Application number: CN201921782990.3U
Authority: CN
Inventors: 黄建科
Original assignee: Fujian Donghai Testing Technology Co Ltd
Current assignee: Fujian Donghai Testing Technology Co Ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-12
Anticipated expiration: 2029-10-23

Abstract

The utility model relates to an experimental facilities technical field specifically is an ultraviolet spectrophotometer's cell frame, its simple structure, reasonable in design, practical meaning and spreading value have, expect to produce good economic benefits, including two curb plates, the upper plate, the medium plate, bottom plate and a plurality of U-shaped spacer, the upper plate both ends link to each other with the curb plate respectively, still be equipped with a plurality of rectangle openings on the upper plate, the medium plate both ends link to each other with the curb plate respectively, the medium plate is located the upper plate below, the medium plate also is equipped with a plurality of rectangle openings, the bottom plate both ends link to each other with the curb plate respectively, the bottom plate is located the medium plate below, the upper plate, both ends all are equipped with a plurality of breachs around medium plate and the bottom plate, U-shaped spacer thickness matches with the breach, U.

Description

Cell frame of ultraviolet spectrophotometer

Technical Field

The utility model relates to an experimental facilities technical field specifically is an ultraviolet spectrophotometer's cell frame.

Background

The cuvette is an important part of a spectrum analyzer, when in use, reference liquid or sample liquid is put into the cuvette and is measured by the spectrum analyzer, so that quantitative and qualitative analysis is carried out on the test liquid, the cuvette for the ultraviolet spectrophotometer has various specifications, the thickness difference is large, such as 5mm, 10mm, 20mm, 30mm, 40mm, 50mm, 100mm and the like, the existing cuvette holder can only be suitable for the cuvettes with the same specification, another new cuvette holder is required to be taken when cuvettes with different specifications are required to be placed, the cuvette can store the test liquid, if the cuvette cannot be effectively matched with the cuvette, the cuvette is easy to topple and leak, and if some test liquids have corrosiveness, once the leakage is more likely to cause harm to operators, the cuvette holder and the table board are corroded, therefore, if the existing cuvette holder is improved, research and development one kind can match with different specification cell, is applicable to different specification cell, and the novel cell frame that just is difficult to be corroded will have positive meaning.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultraviolet spectrophotometer's cell frame to solve the problem of mentioning in the background art.

In order to achieve the purpose, the utility model provides a following technical scheme, including two curb plates, upper plate, medium plate, bottom plate and a plurality of U-shaped spacer, the upper plate both ends respectively with the curb plate links to each other, still be equipped with a plurality of rectangle openings on the upper plate, the medium plate both ends respectively with the curb plate links to each other, the medium plate is located the upper plate below, the medium plate also is equipped with a plurality of rectangle openings, the bottom plate both ends respectively with the curb plate links to each other, the bottom plate is located the medium plate below, the upper plate the medium plate with both ends all are equipped with a plurality of breachs around the bottom plate, U-shaped spacer thickness with the breach matches, U-shaped spacer detachably card is located in the breach.

Preferably, the rectangular openings provided in the upper plate and the middle plate are identical.

Preferably, the gaps are equally spaced.

Preferably, the upper plate, the middle plate and the bottom plate are parallel to each other.

Preferably, polytetrafluoroethylene layers are arranged on the surfaces of the upper plate, the middle plate, the bottom plate and the U-shaped spacer.

Preferably, two ends of the upper plate, the middle plate and the bottom plate are respectively fixedly connected with the side plates.

From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:

the utility model provides a cell frame of ultraviolet spectrophotometer, operating personnel place the size of cell as required during the use, adjust the quantity of U-shaped baffle, the interval matches the cell, can solve the problem that current cell can only place the cell of same specification, can be applicable to the cell of different specifications, each U-shaped baffle of card in the breach can also strengthen the intensity of cell frame simultaneously, avoids cell frame deformation, impaired; polytetrafluoroethylene layer surface friction coefficient is little, can reduce the friction between cell plain noodles and the cell frame, avoids the plain noodles to grind the flower and influences the experimental result, and polytetrafluoroethylene layer chemical resistance can be good simultaneously, is difficult for being corroded by the test solution that drips, splash unintentionally.

The utility model discloses simple structure, reasonable in design has practical meaning and spreading value, expects to produce good economic benefits.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

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

FIG. 2 is a perspective view of the present invention (without U-shaped partition plate);

FIG. 3 is a front view of the upper plate;

FIG. 4 is a front view of the middle plate;

FIG. 5 is a front view of the base plate;

FIG. 6 is a schematic view of the U-shaped baffle cross-sectional configuration;

FIG. 7 is a front view of the U-shaped baffle;

in the figure: the side plate 1, the upper plate 2, the rectangular opening 21, the middle plate 3, the bottom plate 4, the notch 41, the U-shaped partition plate 5 and the polytetrafluoroethylene layer 6.

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.

Examples

With reference to fig. 1-7, a cuvette holder for an ultraviolet spectrophotometer comprises two side plates 1, an upper plate 2, a middle plate 3, a bottom plate 4 and 8U-shaped spacers 5, wherein two ends of the upper plate 2 are respectively fixedly connected with the side plates 1, the upper plate 2 is further provided with 3 rectangular openings 21, two ends of the middle plate 3 are respectively fixedly connected with the side plates 1, the middle plate 3 is positioned below the upper plate 2, the middle plate 3 is also provided with 3 rectangular openings 21, the rectangular openings 21 arranged on the upper plate 2 and the middle plate 3 are consistent, two ends of the bottom plate 4 are respectively fixedly connected with the side plates 1, the bottom plate 4 is positioned below the middle plate 3, the front and rear ends of the upper plate 2, the middle plate 3 and the bottom plate 4 are respectively provided with 8 notches 41, the notches 41 have the same interval, the upper plate 2, the middle plate 3 and the bottom plate 4 are parallel to each other, the thickness of the U-shaped spacer 5 is matched with the gap 41, the U-shaped spacer 5 is detachably clamped in the gap 41, and polytetrafluoroethylene layers 6 are arranged on the surfaces of the upper plate 2, the middle plate 3, the bottom plate 4 and the U-shaped spacer 5.

The utility model discloses the theory of operation: the surface friction coefficient of the polytetrafluoroethylene layer 6 is extremely low, so that the influence of the surface abrasion of the cuvette on experimental data can be avoided, and meanwhile, the polytetrafluoroethylene layer 6 has good chemical resistance, can be prevented from being corroded by dripping and splashing test liquid, and is convenient for an operator to clean the cuvette frame; when the cell rack is used, an operator places the cell racks according to the needs, the number and the intervals of the U-shaped partition plates 5 are adjusted to match the cell racks, the cell racks can be stably placed on the cell racks after the cell racks are inserted into the rectangular openings 21, the problem that the cell racks with the same specification can be placed in the existing cell racks can be solved, the cell racks with different specifications can be applicable, the U-shaped partition plates 5 of the U-shaped partition plates in the notches 41 can also enhance the strength of the cell racks, and the cell racks are prevented from being deformed and damaged.

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 an ultraviolet spectrophotometer's cell frame which characterized in that includes:

two side plates (1);

the two ends of the upper plate (2) are respectively connected with the side plates (1), and the upper plate (2) is also provided with a plurality of rectangular openings (21);

the middle plate (3), both ends of the middle plate (3) are respectively connected with the side plates (1), the middle plate (3) is positioned below the upper plate (2), and the middle plate (3) is also provided with a plurality of rectangular openings (21);

the two ends of the bottom plate (4) are respectively connected with the side plates (1), the bottom plate (4) is positioned below the middle plate (3), and a plurality of notches (41) are formed in the front end and the rear end of the upper plate (2), the middle plate (3) and the bottom plate (4);

the U-shaped spacers (5) are in thickness matching with the notches (41), and the U-shaped spacers (5) are detachably clamped in the notches (41).

2. The cuvette holder of an ultraviolet spectrophotometer according to claim 1, wherein: the rectangular openings (21) arranged on the upper plate (2) and the middle plate (3) are consistent.

3. The cuvette holder of an ultraviolet spectrophotometer according to claim 1, wherein: the gaps (41) have the same distance.

4. The cuvette holder of an ultraviolet spectrophotometer according to claim 1, wherein: the upper plate (2), the middle plate (3) and the bottom plate (4) are parallel to each other.

5. The cuvette holder of an ultraviolet spectrophotometer according to claim 1, wherein: the surfaces of the upper plate (2), the middle plate (3), the bottom plate (4) and the U-shaped spacer (5) are all provided with polytetrafluoroethylene layers (6).

6. The cuvette holder of an ultraviolet spectrophotometer according to claim 1, wherein: the two ends of the upper plate (2), the middle plate (3) and the bottom plate (4) are respectively fixedly connected with the side plates (1).