Stackable supporting structure and nucleic acid analyzer

Abstract

The utility model discloses a stackable supporting structure and a nucleic acid analyser, the stackable supporting structure comprises a casing with a regular outline, a top plate and a bottom plate of the casing are parallel to each other, a positioning groove is formed in the top plate, a foot margin is arranged below the bottom plate, the positioning groove corresponds to the foot margin in position, a supporting column is arranged in the casing, and the supporting column is connected with the top plate of the casing. The top ends of the supporting columns are vertically installed below the positioning grooves, and the tail ends of the supporting columns are vertically installed above the ground feet. The nucleic acid analyzer can be stacked, is stable in structure, and can solve the problem that an existing nucleic acid analyzer is flatly laid on a table top, so that space is crowded and operation is inconvenient.

Description

Technical Field

[0001] The present application relates to the technical field of instruments and equipment, and in particular to a stackable support structure and a nucleic acid analyzer. Background Art

[0002] In the field of in vitro diagnostic products (IVD), nucleic acid analyzers are an important equipment in this field, mainly used in molecular diagnostic technology. Especially under the influence of large-scale epidemics, it is one of the fastest-growing IVD sub-technologies. At present, most of the existing nucleic acid analyzers are usually large in size and irregular in shape. Only a single instrument can be placed flat on the desktop for use. When multiple instruments are placed on the desktop, it will cause space congestion and inconvenience in operation. In addition, since the sample injection port of the nucleic acid analyzer is located on the side panel, multiple instruments are placed flat over a large area, and the instruments are easy to block each other's sample injection ports. Injection confusion is also prone to occur during operation, which delays the overall work efficiency of the operator. This is a pain point that needs to be solved. Utility Model Content

[0003] In response to the technical problems existing in the prior art, the present application proposes a stackable support structure, which is used for a device including a casing, and the stackable support structure includes a casing with a regular contour and a support column; the top plate and the bottom plate of the casing are parallel to each other, the top plate is provided with a positioning groove, and the bottom plate is provided with a foot, and the positioning groove corresponds to the position of the foot; the support column is located inside the casing, the top end of the support column is vertically installed below the positioning groove, and the end of the support column is vertically installed above the foot; when multiple devices are stacked in sequence, the foot below the bottom plate of the upper device is placed in the positioning groove on the top plate of the lower device.

[0004] Optionally, an anti-rotation protrusion is protruded horizontally on the support column, and an anti-rotation groove is circumferentially arranged along the anti-rotation protrusion, and the anti-rotation groove is integrally formed with the top plate or the bottom plate to limit the rotation of the support column.

[0005] Optionally, the anti-rotation protrusion extends outwardly from the anti-rotation groove to have a first end, and the first end is provided with a grounding terminal protruding in a horizontal direction for connecting a grounding wire.

[0006] Optionally, the top end of the support column is fixedly connected to the positioning groove via a first connecting member.

[0007] Optionally, the first connecting member is a thumb screw, the bottom surface of the positioning groove has an opening, and the thumb screw passes through the bottom surface of the positioning groove and is connected to the top end of the support column.

[0008] Optionally, the end of the support column is fixedly connected to the ground anchor via a second connecting member.

[0009] Optionally, the second connecting member is a screw, the top surface of the foot has an opening, and the screw passes through the top surface of the foot and is connected to the end of the support column.

[0010] Optionally, a foot mounting groove is provided below the base plate, the foot is accommodated in the foot mounting groove, and the height of the foot is greater than the height of the foot mounting groove.

[0011] Optionally, the support column is a double-headed internally threaded support column, the housing is a square housing, and the number of the support columns is at least 4.

[0012] An embodiment of the present application also provides a nucleic acid analyzer for receiving samples and performing nucleic acid detection, wherein the sample inlet is located on the side of the casing, and the nucleic acid analyzer includes the stackable support structure as described above. When multiple nucleic acid analyzers are stacked in sequence through the stackable support structure, the feet under the bottom plate of the upper nucleic acid analyzer are placed in the positioning groove on the top plate of the lower nucleic acid analyzer.

[0013] The stacking support method provided by the utility model can be applied to various instruments or equipment wrapped by a shell, and can conveniently meet the needs of stacking multiple instruments or equipment. The stacked structure can achieve the advantages of overall stability, convenience for sorting and recording, and convenience for batch operation. Taking the nucleic acid analyzer as an example, the stackable support structure of the utility model can effectively support the stable stacking of multiple nucleic acid analyzers, solve the pain points of multiple instruments occupying desktop space and injection ports blocking each other, etc., which can not only improve work efficiency as a whole, but also improve space utilization and improve the working environment of operators. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Below, the preferred embodiments of the present application will be further described in detail with reference to the accompanying drawings, wherein:

[0015] Figure 1 is a schematic structural diagram of a stackable support structure of an embodiment of the present application;

[0016] Figure 2A , Figure 2B They are Figure 1 A partial enlarged view of part A and part B in FIG.

[0017] Figure 3 It is a partial assembly relationship diagram of the stackable support structure of the nucleic acid analyzer of the embodiment of the present application;

[0018] Figure 4 This is a schematic diagram of the effect of stacking two nucleic acid analyzers, taking a nucleic acid analyzer as an example;

[0019] Figure 5 is a schematic structural diagram of a support column and an anti-rotation groove according to an embodiment of the present application;

[0020] Figure 6 It is a schematic diagram of the structure of the base plate of an embodiment of the present application. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0022] In the following detailed description, reference may be made to the various specification drawings that are part of the present application and are used to illustrate specific embodiments of the present application. In the accompanying drawings, similar reference numerals describe substantially similar components in different figures. The various specific embodiments of the present application are described below in sufficient detail so that a person of ordinary skill in the art with relevant knowledge and skills in the art can implement the technical solutions of the present application. It should be understood that other embodiments may also be used or structural, logical or electrical changes may be made to the embodiments of the present application.

[0023] Figure 1 is a schematic diagram of the structure of the stackable support structure of the embodiment of the present application, according to Figure 1 As shown, the stackable support structure includes a housing 10 with a regular contour and a support column 20; the housing 10 is a regular structure with a flat surface, for example Figure 1 The middle housing 10 is a regular square structure, and in other embodiments, it can also be designed as a circular, trapezoidal, or other structures as needed. The housing 10 includes a top plate 11, a bottom plate 12, a front panel (not shown in the figure), a rear panel (not shown in the figure), a left panel 13, and a right panel 14. The top plate 11 and the bottom plate 12 are parallel to each other. A positioning groove 110 is provided on the top plate 11, and a foot 120 is provided below the bottom plate. The positions of the positioning groove 110 and the foot 120 correspond. The support column 20 is provided inside the housing 10. The number of the support column 20 can be one or more. The top end of the support column 20 is vertically installed below the positioning groove 110, and the end of the support column 20 is vertically installed above the foot 120. The top end is an end facing the top plate 11, and the end is an end facing the bottom plate 12. The support column can be installed in various ways, such as screw connection, bolt connection, welding, or installation through a connector.

[0024] Figure 2A , Figure 2B They are Figure 1 Partially enlarged views of parts A and B in the figure. Figure 3 1 is a partial assembly diagram of the stackable support structure of the embodiment of the present application. Figure 2A , Figure 2B and Figure 3 As shown, the top of the support column 20 is fixedly connected to the positioning groove 110 through the first connecting member 111, and the end of the support column 20 is fixedly connected to the foot 120 through the second connecting member 121. Figure 3 The first connecting member 111 may be a thumb screw, the bottom surface of the positioning groove 110 has an opening, the thumb screw passes through the bottom surface of the positioning groove 110 and is connected to the top of the support column 20; the second connecting member 121 may be a screw, the top surface of the foot 120 has an opening, the screw passes through the top surface of the foot 120 and is connected to the end of the support column 20. At this time, the support column 20 is a double-headed internal thread support column.

[0025] Optionally, according to an embodiment of the present application, the top of the support column 20 is fixedly connected to the positioning groove 110 through the first connecting member 111. The first connecting member 111 adopts a thumb screw, the head of which tends to be flat, for better contact with the foot 120 and bearing the weight. The bottom surface of the positioning groove 110 has an opening, and the thumb screw passes through the bottom surface of the positioning groove 110 and is connected to the top of the support column 20. The end of the support column 20 passes through the opening on the bottom plate 12 and is sleeved with the foot 120.

[0026] Optionally, according to an embodiment of the present application, the top end of the support column 20 is welded under the positioning groove 110, and the end of the support column 20 is fixedly connected to the foot 120 through a second connecting member 121. The second connecting member 121 can be a screw, and the top surface of the foot 120 has an opening, and the screw passes through the top surface of the foot 120 and is connected to the end of the support column 20.

[0027] Figure 4 This is a schematic diagram of the effect of stacking two nucleic acid analyzers, taking the nucleic acid analyzer as an example. Support column structures can be set at the four corners of the casing. Figure 4 As shown in the figure, when multiple nucleic acid analyzers are stacked in sequence, the upper nucleic acid analyzer is stacked on top of the lower nucleic acid analyzer. At this time, the foot under the bottom plate of the upper nucleic acid analyzer is placed in the positioning groove on the top plate of the lower nucleic acid analyzer. Figure 4 The third, fourth, fifth or more nucleic acid analyzers can be stacked on top of the upper nucleic acid analyzer. With the support of the housing and its internal support columns, multiple nucleic acid analyzers can be placed stably for a long time, with the sample inlet facing outward, which is convenient to use, saves space, and is not easy to overturn as a whole.

[0028] Figure 5Schematic diagram of the structure of the support column and the anti-rotation groove of the embodiment of the present application. Figure 5 As shown, an anti-rotation protrusion 21 is protruded in the horizontal direction on the support column 20, and an anti-rotation groove 22 is circumferentially arranged along the anti-rotation protrusion 21, and the anti-rotation groove 22 is integrally formed with the top plate 11 or the bottom plate 12 to limit the rotation of the support column 20. The anti-rotation protrusion 21 and the anti-rotation groove 22 are arranged, and the two cooperate to not only position the support column 20 on the basis of utilizing less space, but also prevent the rotation of the support column 20, especially prevent the rotation of the support column 20 that may occur during the installation process, and strengthen the stability of the support column 20.

[0029] Furthermore, the anti-rotation protrusion 21 can be two rectangular protrusions, which are symmetrically arranged along both sides of the support column 20; the anti-rotation groove 22 circumferentially arranged along the anti-rotation protrusion 21 can be a rectangular parallelepiped, and the anti-rotation groove 22 is integrally formed with the bottom plate 12. At this time, the anti-rotation protrusion 21 extends outward from the anti-rotation groove 22 with a first end, and the first end is protruded in a horizontal direction with a grounding terminal 210 for connecting a grounding wire. Preferably, two grounding terminals 210 are arranged symmetrically along both sides of the support column 20, one of which is connected to the bottom plate 12 for grounding, and the other is connected to the top plate 11 for grounding.

[0030] Figure 6 is a schematic diagram of the structure of the bottom plate of the embodiment of the present application, such as Figure 6 As shown, a gasket 122 is provided on the bottom plate 12, which is used for grounding and conducting the bottom plate 12, and can also be used as the mounting surface of each module component inside the instrument. The material of the gasket 122 is preferably stainless steel, and the thickness is preferably 1mm. The gasket 122 is provided with a first nut column 123 of the same number as the support column 20, which is located close to the support column 20. The first nut column 123 is connected to the grounding terminal 210 on the support column 20 through a grounding wire to achieve grounding and conducting the bottom plate 12. The top plate 11 is also provided with a second nut column (not shown in the figure) of the same number as the support column 20, which is located close to the support column 20. The second nut column is connected to the grounding terminal 210 on the support column 20 through a grounding wire to achieve grounding and conducting the top plate 11. At this time, each module component inside the instrument is surrounded by the gasket 122 and the top plate 11 that are grounded and connected together, which improves the overall electrical safety of the instrument.

[0031] In some embodiments, Figure 2B As shown, a foot mounting groove 124 is provided below the base plate 12 , and the foot 120 is accommodated in the foot mounting groove 124 , and the height of the foot 120 is greater than the height of the foot mounting groove 124 .

[0032] The present application also proposes a nucleic acid analyzer, comprising a stackable support structure as in any of the above embodiments, through which multiple nucleic acid analyzers can be stacked in a vertical direction. The nucleic acid analyzer is used to receive a sample and perform nucleic acid detection through the fluorescent reaction of the sample.

[0033] In summary, the present application provides a stackable support structure and a nucleic acid analyzer. The design of the stackable support structure of the present application enables multiple instruments and equipment, such as nucleic acid analyzers, to be positioned and stacked. The nucleic acid analyzers on the bottom layer can bear the weight of multiple nucleic acid analyzers on the upper layer. Under the premise of fully utilizing the space, it can meet the different scenario requirements of using a single nucleic acid analyzer to detect small batches of samples, and stacking multiple nucleic acid analyzers to detect large batches of samples.

[0034] The above embodiments are only used to illustrate the present application, and are not intended to limit the present application. Ordinary technicians in the relevant technical field may make various changes and modifications without departing from the scope of the present application. Therefore, all equivalent technical solutions should also fall within the scope disclosed in the present application.

Claims

1. A stackable support structure, characterized in that: The stackable support structure is used for equipment that includes a casing, and the stackable support structure includes a casing with a regular contour and a support column; the top plate and the bottom plate of the casing are parallel to each other, the top plate is provided with a positioning groove, and the bottom plate is provided with a foot, and the positioning groove corresponds to the position of the foot; the support column is located inside the casing, the top end of the support column is vertically installed below the positioning groove, and the end of the support column is vertically installed above the foot; when multiple devices are stacked in sequence, the foot below the bottom plate of the upper device is placed in the positioning groove on the top plate of the lower device.

2. The stackable support structure according to claim 1, characterized in that: An anti-rotation protrusion is protruded horizontally on the support column, and an anti-rotation groove is circumferentially arranged around the anti-rotation protrusion. The anti-rotation groove is integrally formed with the top plate or the bottom plate to limit the rotation of the support column.

3. The stackable support structure according to claim 2, characterized in that: The anti-rotation protrusion extends outward from the anti-rotation groove to form a first end, and the first end is protruded along a horizontal direction with a grounding terminal for connecting a grounding wire.

4. The stackable support structure according to claim 1, characterized in that: The top end of the support column is fixedly connected to the positioning groove through a first connecting member.

5. The stackable support structure according to claim 4, characterized in that: The first connecting member is a thumb screw, the bottom surface of the positioning groove has an opening, and the thumb screw passes through the bottom surface of the positioning groove and is connected to the top end of the support column.

6. The stackable support structure according to claim 1, characterized in that: The end of the support column is fixedly connected to the ground foot via a second connecting piece.

7. The stackable support structure according to claim 6, characterized in that: The second connecting member is a screw, the top surface of the foot has an opening, and the screw passes through the top surface of the foot and is connected to the end of the support column.

8. The stackable support structure according to claim 1, characterized in that: A foot installation groove is provided below the bottom plate, the foot is accommodated in the foot installation groove, and the height of the foot is greater than the height of the foot installation groove.

9. The stackable support structure according to any one of claims 1 to 8, characterized in that: The support column is a double-headed internally threaded support column, the housing is a square housing, and the number of the support columns is at least 4.

10. A nucleic acid analyzer for receiving samples and performing nucleic acid detection, wherein the sample inlet is located on the side of the housing, and wherein: The nucleic acid analyzer includes a stackable support structure as described in any one of claims 1-9. When multiple nucleic acid analyzers are stacked in sequence through the stackable support structure, the feet under the bottom plate of the upper nucleic acid analyzer are placed in the positioning groove on the top plate of the lower nucleic acid analyzer.

Images