CN219694669U - Device for pre-treating and placing sample strip - Google Patents

Abstract

The utility model provides a device for placing sample strips in pre-treatment, and relates to the technical field of test instruments. It includes a sample adapter and an adapter mounting base. The sample adapter has at least one space for placing a sample reaction cup. The adapter mounting base is provided with a There are at least two installation spaces, and the sample adapter is provided with a connecting mechanism. After the sample adapter is installed in the installation space, the connecting mechanism realizes the fixation of the sample adapter. The sample adapter loaded with sample cuvettes is installed in an appropriate number of installation spaces. The sample adapter is loaded with a single number of sample cuvettes, so that an appropriate number of sample adapters can be used according to actual experimental needs and installed in the installation space to avoid It solves the problems of large size and inconvenient operation caused by the fixed specifications of the current sample adapter. It also ensures the convenience when multiple sample reaction cups need to be put in at the same time.

Description

A device for placing sample strips in pre-treatment

Technical field

The utility model relates to the technical field of test instruments, in particular to a device for placing sample strips in pre-processing.

Background technique

Currently, when placing samples into the sample cups of mass spectrometry pre-processing instruments, you need to put several sample cups into an adapter and then put them into the instrument together. After the instrument goes through a series of actions, it will place the samples that need to be placed in the sample reaction strip. The sample is placed into the sample cup through relevant actions. The existing 8*12 adapter is relatively large. If you only need to place a separate sample cup, you also need an adapter of the same size to put into the instrument. It takes up a lot of space and is difficult to adjust according to actual conditions. Situation adjustment: The operation of adjusting the adapter is relatively cumbersome. Moreover, the sample adapter and the adapter are not stable after installation and assembly, and there is a hidden danger of position changes during operation. In view of the above defects, this application was proposed.

Utility model content

The purpose of this utility model is to provide a device for placing sample strips in pre-treatment, which solves the above problems.

In order to solve the above problems, the present invention provides a device for placing sample strips in pre-treatment, which includes a sample adapter and an adapter mounting base. The sample adapter has at least one placement space for placing a sample reaction cup, and the placement space has An upward opening, the opening width is smaller than the maximum width of the sample reaction cup, at least two installation spaces are provided in the adapter mounting base, a connection mechanism is provided on the sample adapter, and the sample adapter is installed on the mounting After being in the space, the connecting mechanism realizes the fixation of the sample adapter.

According to an embodiment of the present invention, the connection mechanism includes a magnet provided on the adapter mounting base, and the sample adapter is provided with a magnet adsorption portion.

According to an embodiment of the present invention, the magnet is provided at one end of the adapter mounting seat, and the magnet adsorption part is provided at one end of the sample adapter. When the sample adapter is fully inserted into the adapter mounting seat, The magnet is in contact with the magnet adsorbing part.

According to an embodiment of the present invention, the sample adapter is provided with guide bars, and the inner wall of the installation space is provided with guide grooves.

According to an embodiment of the present invention, the adapter mounting base is provided with a guide sliding pad.

According to an embodiment of the present invention, the adapter mounting base is provided with a splicing assembly for assembling a plurality of the adapter mounting bases.

According to an embodiment of the present invention, the sample adapter is provided with a horizontal limiting structure and a longitudinal limiting structure to ensure that the sample reaction cup is positioned uniformly every time it is placed in the sample adapter.

According to an embodiment of the present invention, the horizontal limiting structure is two protrusions provided on the sample adapter, and a horizontal limiting area is formed between the two protrusions.

According to an embodiment of the present invention, the sample adapter is provided with a pick-and-place notch, and the pick-and-place notch is symmetrically arranged on both side walls of the placement space.

According to an embodiment of the present invention, the sample adapter is provided with a handle.

The beneficial effect of the utility model is that according to the needs of use, a sample adapter loaded with sample reaction cups can be installed in an appropriate number of installation spaces, and the sample adapter can load a single number of sample reaction cups, so that an appropriate number of sample reaction cups can be used according to actual experimental needs. The sample adapter is installed into the installation space, which avoids the problems of large size and inconvenient operation caused by the fixed specifications of the current sample adapter. It also ensures the convenience when multiple sample reaction cups need to be put in at the same time, and, By providing a connection mechanism on the sample adapter, after the sample adapter is installed in the installation space, the connection mechanism realizes the fixation of the sample adapter, ensuring the firmness of the installation.

Description of the drawings

The utility model will be further described below in conjunction with the accompanying drawings and examples.

Figure 1 is a schematic structural diagram of the sample reaction cup and sample adapter;

Figure 2 is a schematic structural diagram of the sample adapter;

Figure 3 is a top view of the sample reaction cup installed in the sample adapter;

Figure 4 is a schematic structural diagram of the adapter mounting base;

Figure 5 is a schematic structural diagram of the sample adapter installed in the adapter mounting base.

Detailed ways

The following description is only used to disclose the present invention so that those skilled in the art can implement the present invention. The embodiments in the following description are only examples, and those skilled in the art can think of other obvious modifications. The basic principles of the invention defined in the following description may be applied to other embodiments, modifications, improvements, equivalents and others without departing from the spirit and scope of the invention.

A device for placing sample strips in pretreatment, as shown in Figures 1 and 4, including a sample adapter 2 and an adapter mounting base. The sample adapter 2 has at least one space for placing a sample reaction cup, and the space has an upward opening. The opening width is smaller than the maximum width of the sample reaction cup. The sample reaction cup 1 is a sample strip composed of several cup bodies. Multiple sample cups can be loaded with only one load. There are positioning plates at both ends, which also serve as handles. , the placement method is shown in Figures 1 and 3. After the sample reaction cup 1 is placed in the placement space, the positioning plate contacts the upper surface of the sample adapter 2, so that the mouth of the cup maintains the set height, and can adapt to sample cups and adapters of different heights. The mounting base is provided with at least two installation spaces. According to the needs of use, the sample adapter 2 for loading the sample reaction cup 1 is installed in an appropriate number of installation spaces. In this embodiment, the sample adapter 2 has a placement space that can place a sample. Reaction cup 1, so that an appropriate number of sample adapters can be used according to actual experimental needs and installed in the installation space, avoiding the current problems of fixed sample adapter specifications, resulting in large volume and inconvenient operation. Moreover, the connection between the existing sample adapter 2 and the adapter mounting base is not firm, and it is prone to shaking when there is a gap, which leads to errors in sample injection or removal. By providing a connection mechanism on the sample adapter 2, the sample adapter 2 is installed on the After being installed in the installation space, the connecting mechanism realizes the fixation of the sample adapter 2, ensuring the firmness of the installation.

The usage steps are as follows: place the sample reaction cup 1 in the sample adapter 2, place the sample adapter 2 in the adapter mounting base, and place the adapter mounting base in the instrument to achieve automatic unified sample filling or testing.

The connection mechanism can be a buckle structure, a spring bead structure, a magnet structure, etc. In this embodiment, the connection mechanism includes a magnet arranged on the adapter mounting base. The sample adapter 2 is provided with a magnet adsorption part 3, as shown in Figure 1. The magnet adsorption part Part 3 is an armature or magnet, which is installed at the end of the sample adapter 2. The magnet is set at one end of the adapter mounting base. A magnet fixing block is detachably provided at one end of the adapter mounting base. The magnet is installed on the magnet fixing block through screws. The sample adapter 2 is completely When inserted into the adapter mounting base, the magnet contacts the magnet adsorption part 3, making the insertion process smoother. After adsorption, the installation completion position can be clearly sensed. At the same time, the magnet fixing block forms the rear wall of the installation space and plays a positioning role.

As shown in Figure 2, the sample adapter 2 is provided with guide bars 2-5. The guide bars 2-5 are protruding bars at the bottom of both sides of the sample adapter 2. Guide grooves 6-1 are provided on the inner wall of the installation space, as shown in Figure 4. The "V" positions in the figure are all guide grooves. The guide groove 6-1 is divided into an upper guide groove and a lower guide groove, and there are two groups of them, which are respectively set at the top and bottom of the installation space. The upper guide groove passes through A convex edge is formed at the top of the installation space, and the upper guide groove matches the edges on both sides of the top of the sample adapter 2.

As shown in Figure 4, the adapter mounting base is provided with a guide sliding pad 6-2. The guide sliding pad 6-2 is a platform protruding from the front side of the installation space and serves as a front-end guide when the sample adapter 2 is installed.

The adapter mounting base is provided with a splicing component, which is used for assembling multiple adapter mounting bases. The splicing component is a connecting piece provided on the side or bottom of the adapter mounting base. The connecting piece is a buckle or a screw docking hole. The adapter is assembled as needed. holder, different numbers of sample reaction cups can be placed into the instrument at the same time, providing greater operational flexibility.

The sample adapter 2 is provided with a horizontal limiting structure 2-2 and a longitudinal limiting structure 2-4 to ensure that the sample reaction cup is positioned uniformly every time it is placed in the sample adapter 2.

As shown in Figure 2, the horizontal limiting structure 2-2 is two protrusions provided on the sample adapter 2. A horizontal limiting area is formed between the two protrusions, that is, at the position between "a" in the figure, the sample reaction The positioning plate of cup 1 is installed between the horizontal limit areas, and the longitudinal limit structures 2-4 are the two side walls of the placement space. Under the action of the horizontal limit and the longitudinal limit, it is convenient to position and position the sample reaction cup when it is placed. Maintain a uniform height and avoid shaking.

As shown in Figure 2, the sample adapter 2 is provided with access notches 2-3, and the access notches 2-3 are symmetrically arranged on both side walls of the placement space.

The sample adapter 2 is provided with a handle 2-1.

Those skilled in the art should understand that the above description and the embodiments of the present invention shown in the drawings are only examples and do not limit the present invention. The purpose of the utility model has been completely and effectively achieved. The functional and structural principles of the present invention have been shown and described in the embodiments. Without departing from the principles, the implementation of the present invention may have any deformations and modifications.

Claims (10)

1. A device for pre-treating a sample strip, comprising: including sample adapter (2) and adapter mount pad, have at least one place space that is used for placing the sample reaction cup in sample adapter (2), place the space and have the opening up, the opening width is less than the maximum width of sample reaction cup, be equipped with two at least installation spaces in the adapter mount pad, be equipped with coupling mechanism on sample adapter (2), sample adapter (2) are installed after in the installation space, coupling mechanism realizes right sample adapter (2) are fixed.

2. A device for pre-processing a strip of samples according to claim 1, wherein: the connecting mechanism comprises a magnet arranged on the adapter mounting seat, and a magnet adsorption part (3) is arranged on the sample adapter (2).

3. A device for pre-processing a strip of samples according to claim 2, wherein: the magnet is arranged at one end of the adapter mounting seat, the magnet adsorption part (3) is arranged at one end of the sample adapter (2), and when the sample adapter (2) is completely inserted into the adapter mounting seat, the magnet is contacted with the magnet adsorption part (3).

4. A device for pre-treating a strip of placed samples according to any one of claims 1 to 3, characterised in that: the sample adapter (2) is provided with a guide strip (2-5), and the inner wall of the installation space is provided with a guide groove (6-1).

5. A device for pre-processing a strip of samples according to claim 4, wherein: the adapter mounting seat is provided with a guide sliding pad (6-2).

6. A device for pre-treating a strip of samples according to any one of claims 1 to 3, 5, wherein: and the adapter mounting seats are provided with splicing assemblies used for assembling a plurality of adapter mounting seats.

7. The apparatus for pre-processing a strip of samples as defined in claim 6 wherein: the sample adapter (2) is provided with a horizontal limiting structure (2-2) and a longitudinal limiting structure (2-4), so that the position of the sample reaction cup is ensured to be uniform when the sample reaction cup is placed in the sample adapter (2) each time.

8. A device for pre-processing a strip of samples according to claim 7, wherein: the horizontal limiting structure (2-2) is two bulges arranged on the sample adapter (2), and a horizontal limiting area is formed between the two bulges.

9. A device for pre-processing a strip of samples according to any one of claims 1, 7 and 8, wherein: the sample adapter (2) is provided with a taking and placing notch (2-3), and the taking and placing notch (2-3) is symmetrically arranged on two side wall bodies of the placing space.

10. A device for pre-processing a strip of samples according to claim 9, wherein: the sample adapter (2) is provided with a handle (2-1).