Nucleic acid purification kit for treating blood sample

Abstract

The utility model belongs to the technical field of kits, and particularly relates to a nucleic acid purification kit for processing blood samples, which comprises a first box body, the top of the first box body is provided with an opening, a second box body is slidably mounted in the first box body, the bottom of the second box body is provided with an opening, and the top of the second box body is provided with a mounting groove. A plurality of inserting holes are formed in the inner bottom wall of the mounting groove in a penetrating mode, a bottom plate is fixed to the inner bottom wall of the first box body, a plurality of inserting grooves are formed in the top of the bottom plate, arc-shaped rubber pads are arranged on the inner walls of the inserting grooves, two hydraulic cylinders are fixed to the top of the bottom plate, and output shafts of the hydraulic cylinders are fixed to the inner top wall of the second box body; clamping assemblies are arranged in the inserting holes and the inserting grooves, and supporting legs are arranged at the four corners of the bottom of the first box body. The number of the plug-in grooves is consistent with that of the plug-in holes; according to the device, the distance between the inserting hole and the inserting groove can be adjusted, reagent tubes with different lengths can be fixed, and the application range of the device is widened.

Description

Technical Field

[0001] The utility model belongs to the technical field of kits, and specifically relates to a nucleic acid purification kit for processing blood samples. Background Art

[0002] With the popularization of genetic testing, personalized drug delivery, prenatal diagnosis, etc., the limitations of traditional DNA extraction methods are becoming more and more obvious as all fields of the biological industry pursue high throughput and automation. Since the magnetic bead method for extracting nucleic acids can be automated, large-scale operations can be performed, and the operation is simple and time-saving, the magnetic bead method for extracting nucleic acids has become increasingly important. When extracting nucleic acids, a kit is required to store the nucleic acids.

[0003] In some existing test kits, when placing and fixing the reagents, test kits of the same specification can only be fixed to reagent bottles of one length, and the scope of use is relatively low. Utility Model Content

[0004] The utility model aims to provide a nucleic acid purification kit for processing blood samples, which can adjust the distance between the plug hole and the plug slot, can fix reagent tubes of different lengths, and improve the use range of the equipment.

[0005] The technical solutions adopted in this utility are as follows:

[0006] A nucleic acid purification kit for processing blood samples, comprising a first box body, wherein the first box body is a box body with an opening on the top, a second box body is slidably installed inside the first box body, and the second box body is a box body with an opening on the bottom, a mounting groove is provided on the top of the second box body, and a plurality of plug-in holes are provided through the inner bottom wall of the mounting groove, a bottom plate is fixed to the inner bottom wall of the first box body, a plurality of plug-in slots are provided on the top of the bottom plate, and rubber arc pads are provided on the inner walls of the plug-in slots, two hydraulic cylinders are fixed to the top of the bottom plate, and the output shafts of the hydraulic cylinders are fixed to the inner top wall of the second box body, clamping assemblies are provided inside the plug-in holes and the plug-in slots, and supporting feet are provided at the four corners of the bottom of the first box body.

[0007] Furthermore, the number of the plugging slots and the plugging holes is the same, and the plugging holes are aligned with the plugging slots in vertical alignment.

[0008] Furthermore, the clamping assembly includes a first annular clamping airbag fixed on the inner wall of the plug-in groove, the first annular clamping airbags are connected to each other through a telescopic hose, a second annular clamping airbag is fixed on the inner wall of the plug-in hole, the second annular clamping airbags are connected to each other through a connecting pipe, the connecting pipe is connected to the telescopic hose, and an air pump is provided at the bottom of the first box body, and the air pump is connected to the telescopic hose through an air pipe.

[0009] Furthermore, anti-slip grooves are arranged on the inner sides of the first annular clamping airbag and the second annular clamping airbag.

[0010] Furthermore, a protective cover is rotatably mounted on the top of the second box body, a rubber extrusion pad is arranged on one side of the protective cover, and a handle is arranged on the other side of the protective cover.

[0011] Furthermore, a slide groove is provided on the inner side of the first box body, and a sliding block slidably connected to the slide groove is fixed on the outer wall of the second box body.

[0012] The technical effects achieved by this utility model are:

[0013] The present invention is a practical nucleic acid purification kit for processing blood samples, wherein a first box body and a second box body are provided, and the second box body is driven to move by a hydraulic cylinder, so that the distance between the plug hole and the plug slot can be adjusted, and reagent tubes of different lengths can be fixed, thereby improving the use range of the equipment. In addition, when taking out the test tube, the second box body is driven to descend by the hydraulic cylinder to expose the reagent tube, which is convenient for taking out. When not in use, the second box body can be retracted into the first box body, so that the volume of the equipment is reduced and transportation is convenient. The clamping component provided can inflate the first annular clamping airbag and the second annular clamping airbag through an air pump, so that the first annular clamping airbag and the second annular clamping airbag are inflated and expanded, thereby stably clamping the reagent tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model in a front view;

[0015] Figure 2 It is a rear-view stereoscopic structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the three-dimensional structure of the main cutaway view of the present invention.

[0017] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0018] 1. First box body; 2. Second box body; 3. Mounting slot; 4. Plug-in hole; 5. Bottom plate; 6. Plug-in slot; 7. Rubber arc pad; 8. Slide groove; 9. Slider; 10. Protective cover; 11. Rubber extrusion pad; 12. Handle; 13. Air pump; 14. First annular clamping airbag; 15. Telescopic hose; 16. Second annular clamping airbag 17. Connecting pipe; 18. Hydraulic cylinder. DETAILED DESCRIPTION

[0019] In order to make the purpose and advantages of the present invention more clearly understood, the present invention is specifically described below in conjunction with the embodiments. It should be understood that the following text is only used to describe one or several specific implementations of the present invention, and does not strictly limit the scope of protection specifically requested by the present invention.

[0020] like Figure 1-3 As shown, a nucleic acid purification kit for processing blood samples comprises a first box body 1, the first box body 1 is a box body with an opening at the top, a second box body 2 is slidably installed inside the first box body 1, the second box body 2 is a box body with an opening at the bottom, a mounting groove 3 is provided on the top of the second box body 2, a plurality of plug-in holes 4 are provided through the inner bottom wall of the mounting groove 3, a bottom plate 5 is fixed to the inner bottom wall of the first box body 1, a plurality of plug-in grooves 6 are provided on the top of the bottom plate 5, a rubber arc pad 7 is provided on the inner wall of the plug-in groove 6, which is convenient for protecting the bottom of the reagent tube and is more practical, two hydraulic cylinders 18 are fixed on the top of the bottom plate 5, the output shaft of the hydraulic cylinder 18 is fixed to the inner top wall of the second box body 2, a clamping assembly is provided inside the plug-in hole 4 and the plug-in groove 6, and supporting feet are provided on the four corners of the bottom of the first box body 1. The structure is simple and the operation is convenient. The hydraulic cylinder 18 can be used to carry The second box body 2 is driven to move up and down, so as to adjust the distance between the insertion hole 4 and the insertion groove 6, and reagent tubes of different lengths can be fixed, which improves the use range of the equipment. In addition, when taking out the test tube, the second box body 2 is driven to sink by the hydraulic cylinder 18, so that the reagent tube is exposed, which is convenient for taking out, and the second box body 2 can be retracted into the first box body 1 when it is not in use, so as to reduce the volume of the equipment and facilitate transportation; the number of the insertion groove 6 and the insertion hole 4 is the same, and the insertion hole 4 is aligned with the insertion groove 6 up and down, and the equipment is relatively complete, which is convenient for the normal use of the equipment, so that the reagent tube can be normally placed between the insertion hole 4 and the insertion groove 6; a slide groove 8 is provided on the inner side of the first box body 1, and a slider 9 slidably connected to the slide groove 8 is fixed on the outer wall of the second box body 2, so that the movement of the second box body 2 is relatively stable, and it can also prevent the second box body 2 from being separated from the first box body 1, which is relatively complete;

[0021] like Figure 1 and 3As shown, the clamping assembly includes a first annular clamping airbag 14 fixed to the inner wall of the plug-in slot 6, the first annular clamping airbags 14 are connected to each other through a telescopic hose 15, a second annular clamping airbag 16 is fixed to the inner wall of the plug-in hole 4, the second annular clamping airbags 16 are connected to each other through a connecting pipe 17, the connecting pipe 17 is connected to the telescopic hose 15, an air pump 13 is provided at the bottom of the first box body 1, the air pump 13 is connected to the telescopic hose 15 through an air pipe, and the first annular clamping airbag 14 and the second annular clamping airbag 16 are inflated by the air pump 13, so that The first annular clamping airbag 14 and the second annular clamping airbag 16 are inflated, thereby fixing the reagent tube and improving the stability of the reagent tube. The first annular clamping airbag 14 and the second annular clamping airbag 16 can also play a role in buffering and protecting the reagent tube. In addition, through the collision degree of the first annular clamping airbag 14 and the second annular clamping airbag 16, reagent tubes of different thicknesses can be fixed, which improves the flexibility of equipment use; the inner sides of the first annular clamping airbag 14 and the second annular clamping airbag 16 are provided with anti-slip grooves, which increases the stability of the reagent tube fixation;

[0022] like Figure 1-2 As shown, a protective cover 10 is rotatably installed on the top of the second box body 2 to protect the reagent tube. A rubber squeezing pad 11 is provided on one side of the protective cover 10. The elastic force of the rubber squeezing pad 11 is used to squeeze the reagent tube, thereby improving the stability of the reagent tube installation. A handle 12 is provided on the other side of the protective cover 10 to facilitate carrying of the equipment.

[0023] The working principle of the utility model is as follows: when in use, the hydraulic cylinder 18 is started, and the second box body 2 can be driven to move up and down by the hydraulic cylinder 18, so as to adjust the distance between the plug hole 4 and the plug slot 6, and reagent tubes of different lengths can be fixed, thereby improving the use range of the equipment, and the bottom of the reagent tube is inserted into the plug slot 6 through the plug hole 4, and the air pump 13 is started, and the telescopic hose 15 and the connecting pipe 17 are used to inflate the first annular clamping airbag 14 and the second annular clamping airbag 16, so that the first annular clamping airbag 14 and the second annular clamping airbag 16 are expanded, thereby fixing the reagent tube, and finally covering the protective cover 10.

[0024] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A nucleic acid purification kit for processing blood samples, characterized in that: The invention comprises a first box body (1), wherein the first box body (1) is a box body with an opening at the top, a second box body (2) is slidably mounted inside the first box body (1), the second box body (2) is a box body with an opening at the bottom, a mounting groove (3) is provided at the top of the second box body (2), a plurality of plug-in holes (4) are provided through the inner bottom wall of the mounting groove (3), a bottom plate (5) is fixed to the inner bottom wall of the first box body (1), a plurality of plug-in grooves (6) are provided at the top of the bottom plate (5), a rubber arc pad (7) is provided on the inner wall of the plug-in groove (6), two hydraulic cylinders (18) are fixed to the top of the bottom plate (5), the output shaft of the hydraulic cylinder (18) is fixed to the inner top wall of the second box body (2), a clamping assembly is provided inside the plug-in hole (4) and the plug-in groove (6), and supporting feet are provided at the four corners of the bottom of the first box body (1).

2. A nucleic acid purification kit for processing blood samples according to claim 1, characterized in that: The number of the plugging slots (6) and the number of the plugging holes (4) are the same, and the plugging holes (4) are aligned with the plugging slots (6) in the vertical direction.

3. A nucleic acid purification kit for processing blood samples according to claim 1, characterized in that: The clamping assembly comprises a first annular clamping airbag (14) fixed to the inner wall of the plug-in groove (6), the first annular clamping airbags (14) are connected to each other via a telescopic hose (15), a second annular clamping airbag (16) fixed to the inner wall of the plug-in hole (4), the second annular clamping airbags (16) are connected to each other via a connecting pipe (17), the connecting pipe (17) is connected to the telescopic hose (15), and an air pump (13) is arranged at the bottom of the first box body (1), the air pump (13) is connected to the telescopic hose (15) via an air pipe.

4. A nucleic acid purification kit for processing blood samples according to claim 3, characterized in that: Anti-slip grooves are arranged on the inner sides of the first annular clamping airbag (14) and the second annular clamping airbag (16).

5. A nucleic acid purification kit for processing blood samples according to claim 1, characterized in that: A protective cover (10) is rotatably mounted on the top of the second box body (2); a rubber extrusion pad (11) is arranged on one side of the protective cover (10); and a handle (12) is arranged on the other side of the protective cover (10).

6. A nucleic acid purification kit for processing blood samples according to claim 1, characterized in that: A sliding groove (8) is provided on the inner side of the first box body (1), and a sliding block (9) slidably connected to the sliding groove (8) is fixed on the outer wall of the second box body (2).

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