CN221056330U

CN221056330U - Protein quantitative spectrophotometer

Info

Publication number: CN221056330U
Application number: CN202322868700.XU
Authority: CN
Inventors: 毕少辉; 程彩凡; 程云开; 王亚平
Original assignee: Haikou Junran Biotechnology Co ltd
Current assignee: Haikou Junran Biotechnology Co ltd
Filing date: 2023-10-24
Publication date: 2024-05-31
Anticipated expiration: 2033-10-24

Abstract

The utility model provides a quantitative protein spectrophotometer, which relates to the technical field of spectrophotometers and comprises a spectrophotometer main body, wherein the upper surface of the spectrophotometer main body is rotatably connected with a shading cover through a hinge. When the test tube positioning device is used, the light shielding cover is opened, the poking plate is pushed, the poking plate drives the limiting piece to move, the first spring is extruded, then the bottom ends of test tubes prepared with solutions are respectively placed into the positioning holes, the poking plate is released, the first spring pushes the limiting piece to reset, one end of the limiting piece is attached to the outer surfaces of the test tubes, the positioning holes and the supporting plates provide opposite supporting force for the two ends of the test tubes, the test tubes are clamped, then the light shielding cover is reset for measurement, after the solution in one test tube is measured, the support is pulled, the support drives the test tubes to move through the bottom support, the other two test tube solutions are measured, the test tubes are prevented from shaking in the positioning holes when the support moves, the test tubes are vertical to the horizontal plane, and the measurement accuracy is guaranteed.

Description

Protein quantitative spectrophotometer

Technical Field

The utility model relates to the technical field of spectrophotometers, in particular to a protein quantitative spectrophotometer.

Background

Spectrophotometers are instruments used in the fields of chemistry, biology, environmental analysis, and the like. It quantitatively analyzes the concentration of a compound in a sample by measuring the absorption of light of a specific wavelength by the compound in the sample solution, and generally comprises the following components: the spectrophotometry is a widely applied chemical analysis technology and can be used for quantitatively analyzing various ions, molecules, organic matters and inorganic matters in a solution.

But among the prior art, generally place the test-tube rack in the sample room for place the solution that needs detect the test tube, when detecting, because the hole of test-tube rack upper surface seting up can't laminate completely with the surface of test tube, lead to the test tube to have certain inclination when measuring, the surface height of sample liquid is inhomogeneous, and the path length changes when leading to light to pass through the sample, thereby influences absorption or transmission of light and can't guarantee measurement accuracy.

Disclosure of utility model

The utility model aims to solve the technical problems that in the prior art, a test tube rack is generally placed in a sample room and used for placing a solution in a test tube to be detected, and in the detection process, a hole formed in the upper surface of the test tube rack cannot be completely attached to the outer surface of the test tube, so that the test tube has a certain inclination angle in the measurement process, the surface height of sample liquid is uneven, the path length of light is changed when the light passes through the sample, and the absorption or transmission of the light is affected, so that the measurement precision cannot be guaranteed.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a protein ration spectrophotometer, including the spectrophotometer main part, the upper surface of spectrophotometer main part is connected with the shielding lid through the hinge rotation, the mounting hole has been seted up to one side surface of spectrophotometer main part, the inside of mounting hole is inlayed and is equipped with the support, three locating hole has been seted up to the upper surface that the support is close to one end, three mounting groove has been seted up to the upper surface of support, the inside of three mounting groove is the first telescopic link of all fixedly connected with, the one end fixedly connected with locating part of three first telescopic links, the surface of three first telescopic link all overlaps and is equipped with first spring, the lower surface fixedly connected with collet of support, the upper surface fixedly connected with three backup pad of collet, the equal fixedly connected with plectrum of one end of three locating part. Three draw-in grooves have been seted up to the lower surface that the support is close to one end, and the inner wall bottom surface fixedly connected with second telescopic link of spectrophotometer main part, the one end fixedly connected with card ball of second telescopic link, the inside of one of them draw-in groove is inlayed to the surface of card ball, and the surface cover of second telescopic link is equipped with the second spring. The bottom surface fixedly connected with rubber seal pad of shading lid, the surface of rubber seal pad inlays the inside of locating the spectrophotometer main part.

Further, the inside of three locating holes and the inside of one side surface of three backup pads and three locating pieces are all fixedly connected with blotter. One side surface fixedly connected with first handle of shading lid, one side surface fixedly connected with second handle of support. The surface cover of support is equipped with two slide rails, and one side surface fixed connection of two slide rails is in the inner wall surface of spectrophotometer main part.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. According to the utility model, when the test tube positioning device is used, the light shielding cover is rotated and opened through the hinge to push the poking plate, the poking plate drives the limiting piece to move, the first spring is extruded, the first telescopic rod limits the moving track and the moving stroke of the limiting piece, then the bottom ends of test tubes prepared with solutions are respectively placed into the positioning holes, then the poking plate is released, the first spring pushes the limiting piece to reset, one end of the limiting piece is attached to the outer surface of the test tube, the positioning holes and the supporting plate provide opposite supporting force for the two ends of the test tube to clamp the test tube, then the light shielding cover is reset to perform measurement, after the solution in one test tube is measured, the support is pulled, the support drives the test tube to move through the bottom support, the other two test tube solutions are measured, the test tube is prevented from shaking in the positioning holes when the support moves, meanwhile, the test tube is ensured to be perpendicular to the horizontal plane, and the measurement precision is ensured.

2. According to the utility model, when the bracket is worked through the second handle, the outer surface of the clamping ball is clamped with the other two clamping grooves respectively, then solutions in different test tubes are measured, the bracket is not required to be pulled to move through experience, the three test tubes are positioned through the three clamping grooves, the rubber sealing gasket fills gaps between the shading cover and the spectrophotometer main body, external light is prevented from entering the inside of the spectrophotometer main body, the accuracy of measured data is ensured, the buffer cushion is attached to the outer surface of the test tube, friction between the test tube and the limiting piece and between the inner wall surface of the positioning hole and the supporting plate is avoided, the light transmittance of the test tube is ensured, the service life of the test tube is ensured, the bracket is embedded in the two sliding rails, and the bracket is provided with supporting force to limit the moving direction to avoid the inclination of the sliding rails.

Drawings

FIG. 1 is a schematic diagram of a protein quantitative spectrophotometer in a three-dimensional structure;

FIG. 2 is a schematic perspective view of a turning tool fixing bracket of a protein quantitative spectrophotometer;

FIG. 3 is a schematic cross-sectional perspective view of a turning tool fixing bracket of a protein quantitative spectrophotometer;

Fig. 4 is a schematic perspective view of a protein quantitative spectrophotometer adjusting plate provided by the utility model.

Legend description: 1-a spectrophotometer body; 2-a light shielding cover; 3-a first handle; 4-a second handle; 5-a rubber gasket; 6-mounting holes; 7-a bracket; 8-sliding rails; 9-positioning holes; 10-pulling sheets; 11-a support plate; 12-cushion pad; 13-a shoe; 14-a second telescopic rod; 15-a second spring; 16-clamping balls; 17-clamping grooves; 18-limiting pieces; 19-mounting slots; 20-a first telescopic rod; 21-a first spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-4, the utility model provides the technical scheme that: the utility model provides a protein ration spectrophotometer, including spectrophotometer main part 1, the upper surface of spectrophotometer main part 1 is connected with the shielding lid 2 through the hinge rotation, mounting hole 6 has been seted up to one side surface of spectrophotometer main part 1, the inside of mounting hole 6 has inlayed support 7, three locating hole 9 has been seted up to the upper surface that support 7 is close to one end, three mounting groove 19 has been seted up to the upper surface of support 7, the equal fixedly connected with first telescopic link 20 of inside of three mounting groove 19, the one end fixedly connected with locating part 18 of three first telescopic link 20, the surface of three first telescopic link 20 all overlaps and is equipped with first spring 21, the lower surface fixedly connected with collet 13 of support 7, the upper surface fixedly connected with three backup pad 11 of collet 13, the equal fixedly connected with plectrum 10 of one end of three locating part 18.

In this embodiment, during the use, open the shielding lid 2 through the hinge rotation, promote plectrum 10, plectrum 10 drives locating part 18 and removes, extrude first spring 21, first telescopic link 20 restriction locating part 18's removal orbit and stroke, then put into the inside of locating hole 9 respectively with the test tube bottom of preparing the solution, then release plectrum 10, first spring 21 promotes locating part 18 and resets, make the laminating of the surface of one end and test tube of locating part 18, locating hole 9 and backup pad 11 provide opposite holding power for the both ends of test tube, with test tube centre gripping, then reset shielding lid 2, measure, after measuring the solution in one of them test tube, pull support 7, support 7 drives the test tube displacement through collet 13, measure two other test tube solutions, avoid the test tube to rock in the inside of locating hole 9 when support 7 removes, guarantee measurement accuracy.

Example 2

As shown in fig. 1-4, three clamping grooves 17 are formed in the lower surface of the support 7, which is close to one end, the second telescopic rod 14 is fixedly connected to the bottom surface of the inner wall of the spectrophotometer main body 1, one end of the second telescopic rod 14 is fixedly connected with the clamping ball 16, the outer surface of the clamping ball 16 is embedded in the inner portion of one clamping groove 17, a second spring 15 is sleeved on the outer surface of the second telescopic rod 14, a rubber sealing pad 5 is fixedly connected to the bottom surface of the shading cover 2, the outer surface of the rubber sealing pad 5 is embedded in the spectrophotometer main body 1, a buffer cushion 12 is fixedly connected to the inner portion of one side surface of the three positioning holes 9 and one side surface of the three supporting plates 11 and the inner portion of the three limiting pieces 18, a first handle 3 is fixedly connected to one side surface of the shading cover 2, one side surface of the support 7 is fixedly connected with the second handle 4, two sliding rails 8 are sleeved on the outer surface of the support 7, and one side surface of the two sliding rails 8 is fixedly connected to the inner wall surface of the spectrophotometer main body 1.

In this embodiment, when the support 7 is worked through the second handle 4, the outer surface of the clamping ball 16 and the other two clamping grooves 17 are respectively clamped and then used for measuring solutions in different test tubes, the support 7 is not required to be pulled to move through experience, the three test tubes are positioned through the three clamping grooves 17, the rubber sealing gasket 5 fills gaps between the shading cover 2 and the spectrophotometer main body 1, external light is prevented from entering the inside of the spectrophotometer main body 1, the accuracy of measured data is ensured, the buffer cushion 12 is attached to the outer surface of the test tube, friction between the test tube and the limiting piece 18, the inner wall surface of the positioning hole 9 and the supporting plate 11 is avoided, the light transmittance of the test tube is ensured, the service life of the test tube is ensured, the support 7 is embedded in the two slide rails 8, and the support 7 is provided with supporting force to limit the moving direction so as to avoid the inclination of the slide rails 8.

The working principle of the application is as follows: when in use, the light shielding cover 2 is rotated and opened through a hinge to push the pulling piece 10, the pulling piece 10 drives the limiting piece 18 to move, the first spring 21 is extruded, the first telescopic rod 20 limits the moving track and the travel of the limiting piece 18, then the bottom ends of test tubes prepared with solutions are respectively placed in the positioning holes 9, then the pulling piece 10 is released, the first spring 21 pushes the limiting piece 18 to reset, one end of the limiting piece 18 is attached to the outer surface of each test tube, the positioning holes 9 and the supporting plates 11 provide opposite supporting force for the two ends of each test tube, the test tubes are clamped, then the light shielding cover 2 is reset to perform measurement, after measuring the solution in one test tube, the bracket 7 is pulled, the bracket 7 drives the test tubes to move through the bottom bracket 13, the other two test tube solutions are measured, and when the bracket 7 is worked through the second handle 4, the outer surface of the clamping ball 16 and the other two clamping grooves 17 are clamped respectively and then measure solutions in different test tubes, the support 7 is not required to be pulled to move through experience, the three test tubes are positioned through the three clamping grooves 17, gaps between the shading cover 2 and the spectrophotometer main body 1 are filled with the rubber sealing gasket 5, external light is prevented from entering the inside of the spectrophotometer main body 1, accuracy of measured data is guaranteed, the buffer pad 12 is attached to the outer surface of the test tube, friction between the test tube and the limiting piece 18 and between the inner wall surface of the positioning hole 9 and the supporting plate 11 is avoided, light transmittance of the test tube is guaranteed, service life of the test tube is guaranteed, the support 7 is embedded in the two sliding rails 8, and supporting force is provided for the support 7 to limit the moving direction so as to avoid the inclination of the sliding rails 8.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. A protein quantitative spectrophotometer, characterized in that: including spectrophotometer main part (1), the upper surface of spectrophotometer main part (1) is connected with shielding lid (2) through the hinge rotation, mounting hole (6) have been seted up on one side surface of spectrophotometer main part (1), support (7) have been inlayed to the inside of mounting hole (6), three locating hole (9) have been seted up to the upper surface that support (7) is close to one end, three mounting groove (19) have been seted up to the upper surface of support (7), three the inside of mounting groove (19) is all fixedly connected with first telescopic link (20), three the one end fixedly connected with locating part (18) of first telescopic link (20), three the surface of first telescopic link (20) is all overlapped and is equipped with first spring (21), the lower surface fixedly connected with collet (13) of support (7), the upper surface fixedly connected with three backup pad (11) of collet (13), three the one end of locating part (18) is all fixedly connected with plectrum (10).

2. A protein quantification spectrophotometer according to claim 1, wherein: three draw-in grooves (17) have been seted up to the lower surface that support (7) are close to one end, inner wall bottom surface fixedly connected with second telescopic link (14) of spectrophotometer main part (1), one end fixedly connected with card ball (16) of second telescopic link (14), the inside of one of them draw-in groove (17) is inlayed to the surface of card ball (16), the surface cover of second telescopic link (14) is equipped with second spring (15).

3. A protein quantification spectrophotometer according to claim 2, wherein: the bottom surface of the shading cover (2) is fixedly connected with a rubber sealing pad (5), and the outer surface of the rubber sealing pad (5) is embedded in the spectrophotometer main body (1).

4. A protein quantification spectrophotometer according to claim 3, wherein: the inside of the three locating holes (9) and one side surface of the three supporting plates (11) and the inside of the three limiting pieces (18) are fixedly connected with buffer cushions (12).

5. A protein quantification spectrophotometer according to claim 1, wherein: one side surface of the shading cover (2) is fixedly connected with a first handle (3), and one side surface of the bracket (7) is fixedly connected with a second handle (4).

6. A protein quantification spectrophotometer according to claim 1, wherein: the outer surface of the support (7) is sleeved with two sliding rails (8), and one side surface of each sliding rail (8) is fixedly connected with the inner wall surface of the spectrophotometer main body (1).