CN217023473U

CN217023473U - Sample storage device for improving stability of nucleic acid

Info

Publication number: CN217023473U
Application number: CN202220691908.1U
Authority: CN
Inventors: 董晓晶; 肖云贵; 戴辉
Original assignee: Nanjing Jianghe Huasheng Medical Laboratory Co ltd
Current assignee: Nanjing Jianghe Huasheng Medical Laboratory Co ltd
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-07-22
Anticipated expiration: 2032-03-28

Abstract

The application relates to the technical field of a sample placing box, and discloses a sample storage device for improving nucleic acid stability, which comprises a sample placing box main body, wherein a first placing frame is movably arranged in the sample placing box main body, a second placing frame is movably arranged on the upper surface of the first placing frame, a cover plate is movably arranged on the upper surface of the sample placing box main body, a sealing block is fixedly connected to the lower surface of the cover plate, and clamping grooves are formed in the two side surfaces of the sealing block. This application can strengthen the sample through setting up sealed piece and draw-in groove and place the leakproofness between box main part and the apron, through setting up first rack and second rack, can preserve the test tube in the inside that box main part was placed to the sample by the support, has avoided placing the test tube on the test-tube rack earlier and then place the test-tube rack at the sample and place the trouble inside box main part, has also avoided taking place unnecessary damage at the transfer process test tube as far as possible.

Description

Sample storage device for improving stability of nucleic acid

Technical Field

The application relates to a sample placing box technical field especially relates to a sample save set who improves nucleic acid stability.

Background

In the laboratory, routine testing produces many nucleic acid samples that need to be placed in sample storage cassettes, typically at-20 ℃ or-80 ℃ for extended periods of time. Most of the existing sample preservation boxes are round-bottom preservation tubes, and the nucleic acid sample preservation tube commonly used in laboratories is an EP tube.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: all place earlier on the test-tube rack when current test tube is placed, then place a plurality of test-tube racks inside the box is placed to the sample for at the in-process of placing, the test tube can take place to drop, and current sample is placed a box leakproofness not good, makes the sample place the box and does not have better heat insulating ability.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve among the prior art test tube and drop easily at the in-process that shifts, and the sample is placed the box leakproofness poor, and thermal insulation performance is relatively weak, and the sample save set who improves nucleic acid stability that provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

a sample storage device for improving the stability of nucleic acid comprises a sample placing box main body, wherein a first placing frame is movably arranged in the sample placing box main body, a second placing frame is movably arranged on the upper surface of the first placing frame, a cover plate is movably arranged on the upper surface of the sample placing box main body, a sealing block is fixedly connected to the lower surface of the cover plate, clamping grooves are formed in two side surfaces of the sealing block, a sealing groove is formed in the upper surface of the sample placing box main body, a clamping block is movably connected in the sample placing box main body, a connecting block is fixedly connected to the center of the side surface of the clamping block, a connecting plate is fixedly connected to one end of the connecting block, a connecting rod is fixedly connected to the side surface of the connecting plate, a limiting block is fixedly connected to the outer surface of the connecting rod, a limiting spring is sleeved on the outer surface of the connecting rod, a limiting groove is formed in the sample placing box main body, and an adjusting block is movably arranged in the sample placing box main body, the surface of the adjusting block is fixedly connected with a button.

Preferably, the number of the connecting rods is two, and the tail ends of the two connecting rods respectively abut against two side surfaces of the adjusting block.

Preferably, the equal sliding connection of surface of connecting block and connecting plate is in the inside that the box main part was placed to the sample, and the size phase-match of fixture block and draw-in groove, the size phase-match of sealed piece and seal groove, the surface sliding connection of stopper is in the inside of spacing groove.

Preferably, the connecting part of the first placing frame and the second placing frame is movably provided with a slide bar, the inner parts of the first placing frame and the second placing frame are movably provided with a supporting plate at equal intervals, the side surface of the supporting plate is fixedly connected with an arc-shaped block, and the center of the surface of the arc-shaped block is fixedly connected with a supporting block.

Preferably, the surface of the abutting plate abuts against the outer surface of the slide bar, the tail end of the abutting block is fixedly connected with a rubber block, and the outer surface of the rubber block is fixedly connected inside the second placing frame.

Preferably, the diameter of the two ends of the sliding rod is larger than that of the middle section, and the two ends of the sliding rod are connected inside the first placing frame and the second placing frame in a sliding mode.

Preferably, the outer surface of the button is slidably attached to the interior of the body of the specimen presentation cartridge, and one end of the button extends to the outer surface of the body of the specimen presentation cartridge.

Compared with the prior art, the application provides a sample save set of improvement nucleic acid stability, possesses following beneficial effect:

1. this improve sample save set of nucleic acid stability can strengthen the sample through setting up sealed piece and draw-in groove and place the leakproofness between box main part and the apron to through the installation fixture block, can carry on spacingly to the apron, strengthen apron and sample and place the stability between the box main part.

2. This improve sample save set of nucleic acid stability through setting up first rack and second rack, can save the test tube in the inside that the box main part was placed to the sample by the support, has avoided placing the test tube on the test-tube rack again with the test-tube rack as far as possible and has placed the inside trouble of box main part at the sample, has also avoided taking place unnecessary damage at the transfer in-process test tube as far as possible, has strengthened the portability simultaneously.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, and the sample can be strengthened through setting up sealed piece and draw-in groove in this application and the leakproofness between box main part and the apron is placed to the sample, through setting up first rack and second rack, can preserve the test tube in the inside that box main part was placed to the sample by the support, has avoided taking place unnecessary damage at the transfer process test tube.

Drawings

FIG. 1 is a schematic diagram of a sample storage device for improving nucleic acid stability according to the present disclosure;

FIG. 2 is a sectional view of a sample storage case main body in a sample storage apparatus for improving nucleic acid stability according to the present application;

FIG. 3 is a cross-sectional view of a first rack and a second rack of a sample storage device for improving nucleic acid stability according to the present application;

fig. 4 is an enlarged view of a point a in fig. 3.

In the figure: 1. a sample placement box body; 2. a first placing rack; 3. a second rack; 4. a cover plate; 5. a sealing block; 6. a card slot; 7. a sealing groove; 8. a clamping block; 9. connecting blocks; 10. a connecting plate; 11. a connecting rod; 12. a limiting block; 13. a limiting groove; 14. a limiting spring; 15. an adjusting block; 16. a button; 17. a slide bar; 18. a resisting plate; 19. an arc-shaped block; 20. and (6) butting against blocks.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Embodiment 1 as shown in fig. 1-2, a sample storage device for improving nucleic acid stability comprises a sample storage box main body 1, a first placing frame 2 is movably mounted inside the sample storage box main body 1, a second placing frame 3 is movably mounted on the upper surface of the first placing frame 2, and a cover plate 4 is movably mounted on the upper surface of the sample storage box main body 1.

The lower surface rigid coupling of apron 4 has sealed piece 5, and draw-in groove 6 has all been seted up to the both sides face of sealed piece 5, and the sample is placed the upper surface of box main part 1 and has been seted up seal groove 7, and the size phase-match of sealed piece 5 and seal groove 7 can strengthen the sample and place the leakproofness between box main part 1 and the first rack 2.

The inside swing joint that box main part 1 was placed to the sample has fixture block 8, the big or small phase-match of fixture block 8 and draw-in groove 6, the side center department rigid coupling of fixture block 8 has connecting block 9, the one end rigid coupling of connecting block 9 has connecting plate 10, the equal sliding connection of surface of connecting block 9 and connecting plate 10 is in the inside that box main part 1 was placed to the sample, the side rigid coupling of connecting plate 10 has connecting rod 11, through sliding connection rod 11, can drive fixture block 8 and connecting block 9 and slide.

The surface rigid coupling of connecting rod 11 has stopper 12, and limiting spring 14 has been cup jointed to the surface of connecting rod 11, and spacing groove 13 has been seted up to the inside that box main part 1 was placed to the sample, and stopper 12's surface sliding connection is in the inside of spacing groove 13, through limiting spring 14's elasticity, makes fixture block 8 extend to the sample under the normality and places the inside of box main part 1.

The inside movable mounting of box main part 1 is placed to the sample has regulating block 15, and the quantity of connecting rod 11 is two, and the end of two connecting rods 11 supports the both sides face that leans on regulating block 15 respectively, and the surperficial rigid coupling of regulating block 15 has button 16, and the surface sliding connection of button 16 is in the inside of box main part 1 is placed to the sample, and the one end of button 16 extends to the sample and places the surface of box main part 1, through pressing button 16, can place the inside of box main part 1 with fixture block 8 withdrawal sample.

Embodiment 2 is on embodiment 1's basis, as shown in fig. 1, fig. 3 and fig. 4, the junction movable mounting of first rack 2 and second rack 3 has smooth rod 17, the equal equidistance movable mounting in inside of first rack 2 and second rack 3 has resisting board 18, the surface of resisting board 18 supports and leans on the surface at smooth rod 17, the side rigid coupling of resisting board 18 has arc piece 19, the surface center department rigid coupling of arc piece 19 has resisting piece 20, the terminal rigid coupling of resisting piece 20 has the rubber block, and the surface rigid coupling of rubber block is in the inside of second rack 3, can fix the height of first rack 2 and second rack 3.

The working principle is that when the test tube storage box is used, the surface of the resisting plate 18 is tightly abutted against the surface of the sliding rod 17 through the elasticity of the rubber block on the surface of the resisting block 20, due to friction force, when the first placing frame 2 and the second placing frame 3 are lifted, the test tube cannot automatically slide off, after the test tube is placed in the first placing frame 2 and the second placing frame 3, the second placing frame 3 and the first placing frame 2 slide towards the inside of the sample storage box main body 1 by pressing the second placing frame 3 downwards, meanwhile, the outer surface of the sliding rod 17 is connected to the surface of the resisting plate 18 in a sliding manner, when the first placing frame 2 and the second placing frame 3 are completely placed in the sample storage box main body 1, the cover plate 4 is placed right above the sample storage box main body 1, the clamping block 8 retracts into the inside of the sample storage box main body 1 by pressing the button 16, then the sealing block 5 is completely clamped in the sealing groove 7 by pressing the cover plate 4, stop at last to exert pressure to button 16, because spacing spring 14's elasticity, make two connecting rods 11 place the slip of box main part 1 toward the sample center department, connecting plate 10 and connecting block 9 drive fixture block 8 and place the slip of box main part 1 toward the sample center department simultaneously, make fixture block 8's surperficial joint in the inside of draw-in groove 6, can strengthen the sample through setting up sealed piece 5 and draw-in groove 6 and place the leakproofness between box main part 1 and the apron 4, through setting up first rack 2 and second rack 3, can the support with the test tube preservation in the inside that box main part 1 was placed to the sample, avoided placing the test tube on the test tube rack with the test tube rack again and place the inside trouble of box main part 1 at the sample as far as possible, also avoided taking place unnecessary damage at transfer process test tube as far as possible.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the application concepts of the present application in the scope of the present disclosure, and equivalent substitutions and modifications should be included in the scope of the present application.

Claims

1. A sample storage device for improving nucleic acid stability comprises a sample placing box main body (1) and is characterized in that a first placing frame (2) is movably mounted inside the sample placing box main body (1), a second placing frame (3) is movably mounted on the upper surface of the first placing frame (2), a cover plate (4) is movably mounted on the upper surface of the sample placing box main body (1), a sealing block (5) is fixedly connected to the lower surface of the cover plate (4), clamping grooves (6) are formed in two side faces of the sealing block (5), a sealing groove (7) is formed in the upper surface of the sample placing box main body (1), a clamping block (8) is movably connected inside the sample placing box main body (1), a connecting block (9) is fixedly connected to the center of the side face of the clamping block (8), a connecting plate (10) is fixedly connected to one end of the connecting block (9), and a connecting rod (11) is fixedly connected to the side face of the connecting plate (10), the outer surface rigid coupling of connecting rod (11) has stopper (12), and spacing spring (14) have been cup jointed to the surface of connecting rod (11), and spacing groove (13) have been seted up to the inside that box main part (1) was placed to the sample, and the inside movable mounting that box main part (1) was placed to the sample has regulating block (15), and the surface rigid coupling of regulating block (15) has button (16).

2. The sample storage device for improving nucleic acid stability according to claim 1, wherein the number of the connecting rods (11) is two, and the ends of the two connecting rods (11) abut against two sides of the adjusting block (15).

3. The sample storage device for improving the stability of nucleic acid according to claim 1, wherein the outer surfaces of the connection block (9) and the connection plate (10) are slidably connected inside the sample storage box body (1), the size of the clamping block (8) is matched with that of the clamping groove (6), the size of the sealing block (5) is matched with that of the sealing groove (7), and the outer surface of the limiting block (12) is slidably connected inside the limiting groove (13).

4. The sample storage device for improving the stability of nucleic acid according to claim 1, wherein a sliding rod (17) is movably mounted at the joint of the first placing frame (2) and the second placing frame (3), the inside of the first placing frame (2) and the inside of the second placing frame (3) are respectively and movably mounted with a resisting plate (18) at equal intervals, the side surface of the resisting plate (18) is fixedly connected with an arc-shaped block (19), and the center of the surface of the arc-shaped block (19) is fixedly connected with a resisting block (20).

5. The sample storage device for improving the stability of nucleic acid according to claim 4, wherein the surface of the abutting plate (18) abuts against the outer surface of the slide bar (17), the end of the abutting block (20) is fixedly connected with a rubber block, and the outer surface of the rubber block is fixedly connected inside the second placing frame (3).

6. The sample storage device for improving nucleic acid stability of claim 4, wherein the diameter of the two ends of the slide bar (17) is larger than the diameter of the middle section, and the two ends of the slide bar (17) are respectively connected inside the first rack (2) and the second rack (3) in a sliding manner.

7. The sample storage device for improving nucleic acid stability according to claim 1, wherein the outer surface of the button (16) is slidably connected to the inside of the sample placement box body (1), and one end of the button (16) extends to the outer surface of the sample placement box body (1).