Pluggable multi-optical-path cuvette rack

Abstract

The utility model discloses a plug-in type multi-optical-path cuvette rack which comprises an outer shell of a square structure, a supporting base matched with the outer shell is arranged below the outer shell, and a containing groove used for containing cuvettes is formed in the outer shell. A plurality of placing grooves are formed in the outer shell, the placing grooves are divided into a first groove body, a second groove body, a third groove body and a fourth groove body, extrusion elastic pieces for extruding and fixing cuvettes are fixedly mounted in the placing grooves, the extrusion elastic pieces are made of a plastic material, and a light inlet hole is formed in the side surface of the outer shell. According to the inserting-taking type multi-optical-path cuvette frame, after cuvettes are placed in the containing grooves, light enters through the light inlet holes to achieve the detection purpose, in the process, the cuvettes are directly inserted into the containing grooves when being placed in, the cuvettes are fixed through the elastic extrusion effect of the extrusion elastic pieces in the containing grooves, inserting-taking type installation is achieved, and the detection efficiency is improved. Compared with a traditional installation mode, the plug-in mode is more convenient, and repeated operation is utilized.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cuvette rack, concretely to a plug -in formula multi -light path cuvette rack. BACKGROUND

[0002] The cuvette rack is a kind of laboratory equipment, mainly used to stabilize and support the position of cuvette in spectrophotometer or spectrometer, designed to accommodate standard size cuvette, to ensure that cuvette does not tilt or move during measurement, so as to affect experimental results.

[0003] In the prior art, the Chinese patent with application number CN201821384936.9 discloses a stable cuvette mounting rack, which comprises a base, a cuvette cavity is installed on the base, opposite light channels are provided on the side wall of the cuvette cavity, a locking rod that can move up and down is movably installed on the base, the locking rod penetrates the base up and down, a moving channel is formed in the locking rod, a telescopic spring is installed at the top end of the moving channel, the bottom end of the telescopic spring is connected to the top end of a transmission rod, a locking arm is hingedly connected to the transmission rod, and a limiting channel that communicates with the moving channel is also formed in the locking rod;The cuvette mounting rack further comprises a mounting sleeve, a mounting channel is formed in the mounting sleeve, and a locking groove matched with the locking arm is formed in the mounting channel.

[0004] According to the above-mentioned material, it can be known that the cuvette in the prior art generally needs to be fixed with the cuvette rack to be normally used, and in the actual use process, the fixing and dismounting process of the cuvette is relatively cumbersome (such as adhesive paste fixing or similar complex fixing measures), so that the device is not convenient for repeated operation. SUMMARY

[0005] The utility model aims at providing a plug-in formula multi-light path cuvette rack to solve the problem of cumbersome fixing measures and inconvenient repeated operation in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a plug-in formula multi-light path cuvette rack, which comprises a square-shaped outer shell, a supporting base matched with the outer shell is arranged below the outer shell, a placing groove for placing cuvettes is formed in the inner part of the outer shell, and the placing groove is divided into four parts, i.e., a first groove body, a second groove body, a third groove body and a fourth groove body, an extrusion spring piece for extruding and fixing cuvettes is fixedly installed in the inner part of the placing groove, the extrusion spring piece is made of high-toughness plastic material, and a light inlet hole is formed in the side surface of the outer shell.

[0007] Preferably, the extrusion spring piece is arranged in an inclined structure with the bottom end contacting the cuvette, and a supporting spring piece is fixedly installed behind the extrusion spring piece.

[0008] Preferably, the support spring is also made of high-toughness plastic material, and the bottom end of the support spring is rotatably installed with a friction roller in contact with the inner wall of the outer shell.

[0009] Preferably, the length of the first groove is 10 mm, the length of the second groove is 20 mm, the length of the third groove is 30 mm, and the length of the fourth groove is 50 mm.

[0010] Preferably, the four light inlet holes correspond to the first groove, the second groove, the third groove and the fourth groove respectively.

[0011] Preferably, the inner wall of each of the first groove, the second groove, the third groove and the fourth groove is fixedly installed with a protective pad of contrasting color protection, and the protective pad is made of sponge material.

[0012] Preferably, the lower buckles are fixedly installed on the left and right outer sides of the support base, and the upper buckles are fixedly installed on the left and right outer sides of the outer shell, and the upper buckles and the lower buckles correspond to and are fixedly connected with each other.

[0013] Compared with the prior art, the plug-in type multi-optical-path cuvette holder has the following beneficial effects:

[0014] 1. The cuvette is placed in the placement groove and light is introduced through the light inlet hole to achieve the purpose of detection. In this process, the cuvette is directly inserted into the placement groove when placed, and the elastic extrusion of the extrusion spring inside the placement groove achieves the purpose of fixing the cuvette, realizes plug-in installation, and is more convenient than the traditional installation method, and repeated operation is used.

[0015] Further, the rear of the extrusion spring is provided with a support spring, which provides additional elastic support force for the extrusion spring, so as to avoid the elastic fatigue of the extrusion spring after long-term and repeated use, and to weaken the fixing effect of the cuvette.

[0016] 2. The placement groove is composed of a plurality of grooves, and the size of each groove is different. The different standard sizes of the cuvette enable the device to simultaneously accommodate a plurality of cuvettes of different sizes for use, realize multi-optical-path detection, and thus improve the overall detection efficiency.

[0017] Further, the inner wall of each groove of the placement groove is provided with a protective pad of sponge material, which protects the four corner positions of the cuvette and avoids damage caused by impact during disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is an overall structure schematic view of the utility model;

[0019] Figure 2The shell body and the supporting base are decomposed structure schematic views.

[0020] Figure 3 The shell body and the supporting base are decomposed structure schematic views. Figure 2 The shell body and the supporting base are decomposed structure schematic views.

[0021] Figure 4 The shell body and the supporting base are decomposed structure schematic views.

[0022] Figure 5 The shell body and the supporting base are decomposed structure schematic views.

[0023] Figure 6 The shell body and the supporting base are decomposed structure schematic views.

[0024] In the figure: 1, shell body;2, supporting base;3, placing groove;301, first groove body;302, second groove body;303, third groove body;304, fourth groove body;4, light inlet hole;5, extrusion elastic sheet;6, lower buckle;7, upper buckle;8, protective pad;9, supporting elastic sheet;10, friction roller. Specific implementation

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0026] Embodiment one: please refer to Figures 1-6 In order to achieve the purpose of inserting and installing the colorimetric cup, the technical scheme is provided as follows: the shell body 1 is in square structure, the supporting base 2 matched with the shell body 1 is arranged below the shell body 1, the placing groove 3 for placing the colorimetric cup is arranged in the shell body 1, the extrusion elastic sheet 5 for extruding and fixing the colorimetric cup is fixedly installed in the placing groove 3, the extrusion elastic sheet 5 is made of high-toughness plastic material, the light inlet hole 4 is arranged on the side of the shell body 1, the extrusion elastic sheet 5 is arranged in inclined structure with the bottom end contacting the colorimetric cup, the supporting elastic sheet 9 is fixedly installed behind the extrusion elastic sheet 5, the supporting elastic sheet 9 is also made of high-toughness plastic material, the friction roller 10 contacting the inner wall of the shell body 1 is rotatably installed at the bottom end of the supporting elastic sheet 9, the lower buckle 6 is fixedly installed on the outer sides of the left and right sides of the supporting base 2, the upper buckle 7 is fixedly installed on the outer sides of the left and right sides of the shell body 1, and the upper buckle 7 and the lower buckle 6 correspond to each other and are fixedly clamped.

[0027] In use of the device, first, the support base 2 is fixed in the detection spectrophotometer equipment, then the outer shell 1 is fixedly installed between the support base 2 by the clamping cooperation between the upper buckle 7 and the lower buckle 6, then the colorimetric cup to be detected is placed into the placing groove 3, the colorimetric cup is placed into the placing groove 3 by the insertion mode, at this time, the extrusion spring piece 5 in the placing groove 3 is extruded at the bottom of the colorimetric cup under the elastic action of itself, the purpose of fixing the colorimetric cup is achieved, meanwhile, the support spring piece 9 behind the extrusion spring piece 5 provides additional elastic force for the extrusion spring piece 5 (the friction roller 10 at the bottom of the support spring piece 9 converts the sliding friction into rolling friction when moving, so as to reduce the abrasion), so as to avoid the elastic fatigue of the extrusion spring piece 5 in the long-time and multiple use process.

[0028] Embodiment two: please refer to Figure 1 and Figure 4 , in order to achieve the purpose of simultaneous multi-optical path detection, the following technical scheme is provided, specifically disclosed: the placing groove 3 is provided with four parts of the first groove body 301, the second groove body 302, the third groove body 303 and the fourth groove body 304, the length of the first groove body 301 is 10mm, the length of the second groove body 302 is 20mm, the length of the third groove body 303 is 30mm, the length of the fourth groove body 304 is 50mm, the light inlet hole 4 is provided with four, and the four light inlet holes 4 correspond to the first groove body 301, the second groove body 302, the third groove body 303 and the fourth groove body 304 respectively, the inner wall of the first groove body 301, the second groove body 302, the third groove body 303 and the fourth groove body 304 is fixedly installed with the protective pad 8 for protecting the colorimetric cup, and the protective pad 8 is provided with a sponge material.

[0029] The placing groove 3 is composed of the first groove body 301, the second groove body 302, the third groove body 303 and the fourth groove body 304, the four groove bodies correspond to different standard size colorimetric cups respectively, so that multiple colorimetric cups of different sizes can be placed at the same time, the purpose of one-time multi-optical path detection is achieved, and the protective pad 8 on the inner wall of the first groove body 301, the second groove body 302, the third groove body 303 and the fourth groove body 304 protects the colorimetric cup, avoiding damage caused by impact during disassembly.

[0030] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and is not indicative or suggestive of the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicative or suggestive of relative importance.

[0031] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A plug-in multi-optical path cuvette holder, comprising an outer housing (1) in a square structure, a supporting base (2) matched with the outer housing (1) is arranged below the outer housing (1), characterized in that, Also include: The outer shell (1) is internally provided with a placing groove (3) for placing cuvette, and the placing groove (3) is provided with four parts of first groove body (301), second groove body (302), third groove body (303) and fourth groove body (304). The placing groove (3) is internally fixedly installed with an extrusion spring (5) for extruding and fixing cuvette, and the extrusion spring (5) is made of plastic material, and the outer shell (1) is provided with a light inlet hole (4).

2. An insertable multi-optical path cuvette holder according to claim 1, characterized in that: The extrusion spring (5) is provided with an inclined structure contacting the cuvette at the bottom end, and the extrusion spring (5) is fixedly installed with a supporting spring (9) at the rear.

3. An insertable multi-optical path cuvette holder according to claim 2, characterized in that: The supporting spring (9) is made of plastic material, and the supporting spring (9) is rotatably installed with a friction roller (10) contacting the inner wall of the outer shell (1) at the bottom end.

4. An insertable multi-optical path cuvette holder according to claim 1, characterized in that: The length of the first groove body (301) is 10mm, the length of the second groove body (302) is 20mm, the length of the third groove body (303) is 30mm, and the length of the fourth groove body (304) is 50mm.

5. An insertable multi-optical path cuvette holder according to claim 4, characterized in that: The light inlet hole (4) is provided with four, and the four light inlet holes (4) correspond to the first groove body (301), the second groove body (302), the third groove body (303) and the fourth groove body (304) respectively.

6. An insertable multi-optical path cuvette holder according to claim 5, characterized in that: The inner wall of the first groove body (301), the second groove body (302), the third groove body (303) and the fourth groove body (304) is fixedly installed with a protective pad (8) for protecting the cuvette, and the protective pad (8) is made of sponge material.

7. An insertable multi-optical path cuvette holder according to claim 1, characterized in that: The supporting base (2) is fixedly installed with a lower buckle (6) on the left and right sides, and the outer shell (1) is fixedly installed with an upper buckle (7) on the left and right sides, and the upper buckle (7) and the lower buckle (6) correspond to each other and are clamped and fixed.

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