Kit sample adding tool

Abstract

A kit sample adding tool comprises a limiting unit, a sample storage unit and a sample adding unit. The limiting unit comprises a C-shaped base, and a variable-diameter rod is arranged on the outer side of the C-shaped base. The multiple sample storage units are vertically arranged on one side of the limiting unit in an array mode, each sample storage unit comprises a transverse plate, an annular part arranged on the variable-diameter rod in a sleeving mode is formed at one end of each transverse plate, a notch is formed in each annular part, a supporting plate is arranged at the other end of each transverse plate, and multiple round holes matched with holes of the kits are formed in the upper end face of each supporting plate in a penetrating mode; and a needle cylinder type tube with an opening at the upper end is assembled in the round hole. The sample adding unit is arranged at one end of the sample storage unit and comprises a sliding groove part, an inverted-L-shaped block is arranged in the sliding groove part in a sliding fit mode, a frame is arranged at one end of the transverse edge of the inverted-T-shaped block, and a plurality of piston bodies matched with openings in the upper ends of the needle cylinder type tubes are arranged at the lower end of the frame. According to the kit sample adding tool, all the same type of reagents to be added into all holes in the kit can be pre-loaded into one sample storage unit, then batch sample adding is carried out, and the sample adding accuracy and the working efficiency can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to sample addition of a test kit, in particular to a sample addition tool of a test kit. Background Art

[0002] A test kit is a box used to hold chemical reagents for detecting chemical components, drug residues, etc. There are generally many holes on the test kit. For example, a common ELISA test kit has 96 holes. Common experimental diagnostic methods usually require adding samples three times to each well of the test kit, namely adding specimen, enzyme conjugate, and substrate.

[0003] In the prior art, a pipette is often used for sample addition. However, depending on the type of pipette, samples can only be added to one well or a row of wells at a time. In addition, it is difficult for the experimenter to avoid errors in the sample addition process when operating for a long time. If a single error is made in multiple sample additions to a well, the entire sample test will be invalidated, resulting in a great waste. Utility Model Content

[0004] In view of the above-mentioned defects, the utility model provides a reagent kit sample adding tool, which can pre-load all reagents of the same type to be added to all wells in the reagent kit into a sample storage unit, and then perform batch sample adding, which can improve the accuracy of sample adding and work efficiency.

[0005] In order to achieve the purpose of this utility model, the following technologies are proposed:

[0006] A kit sample loading tool, comprising:

[0007] The limiting unit includes a C-shaped seat for clinging to one end of the reagent box, and a variable diameter rod is arranged on the outer side of the C-shaped seat, and the variable diameter rod includes a thick rod at the upper end and a thin rod at the lower end;

[0008] A plurality of sample storage units are arranged in a vertical array on one side of the limiting unit, and the sample storage units include a horizontal plate, one end of which is formed with an annular portion sleeved on the diameter-changing rod, the annular portion is provided with a notch, and the distance between the two end surfaces of the notch is between the diameter of the thin rod and the diameter of the thick rod, and the other end of the horizontal plate is provided with a supporting plate, and the upper surface of the supporting plate is penetrated with a plurality of circular holes respectively matching the holes of the reagent kit, and a syringe-shaped tube with an upper end opening is installed in the circular hole;

[0009] The sample adding unit is arranged at one end of the sample storage unit, and comprises a slide groove part, in which an inverted L-shaped block is slidably matched, an inverted T-shaped plate is arranged on one side of the inverted L-shaped block, a frame is arranged on one end of the horizontal side of the inverted T-shaped plate, and a plurality of piston bodies which respectively match the upper end openings of the syringe-type tube are arranged at the lower end of the frame.

[0010] Furthermore, the upper end surface of the C-shaped seat is higher than the upper end surface of the reagent box. When adding samples, the lowermost sample storage unit is mounted on the upper end of the C-shaped seat.

[0011] Furthermore, a number of support plates are arranged in a vertical array above the outer side of the C-shaped seat, a vertical seat extending to the top of the C-shaped seat is arranged on one side of the support plate, and pin holes are opened through the side of the vertical seat for inserting pins. When adding samples, the horizontal plates of the sample storage units except the bottom one are arranged above the pins in the pin holes.

[0012] Furthermore, a vertical plate is provided on the outer side of the C-shaped seat, and a support plate is provided on one side of the upper end of the vertical plate.

[0013] Furthermore, a pair of clamping parts is provided at one end of the support plate, and the vertical edges of the inverted T-shaped plate match between the two clamping parts.

[0014] Furthermore, a plurality of insertion holes are respectively provided on the upper end surface of the support plate above the outer peripheral side of each circular hole, and a plurality of plug blocks matching the insertion holes are provided on the outer peripheral side of the syringe-shaped tube.

[0015] Furthermore, the sample adding unit also includes a bracket, and the slide groove part is arranged on the bracket.

[0016] Furthermore, an upper plate is extended upwardly from one end of the slide groove portion, a pin groove is provided on the upper surface of the upper plate, and a through groove matching the pin groove is provided on the upper horizontal edge of the inverted L-shaped block.

[0017] The beneficial effects of this technical solution are:

[0018] 1. The sample loading tool of the test kit can pre-load all reagents of the same type to be added to all wells of the test kit into one sample storage unit, which can improve the accuracy of sample loading.

[0019] 2. The sample adding unit can add the sample batch from one sample storage unit to the reagent kit each time, which can improve the sample adding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 An overall stereogram of an embodiment of the present application is shown.

[0021] Figure 2 A three-dimensional diagram of a sample storage unit according to an embodiment of the present application is shown.

[0022] Figure 3 A stereoscopic view of a syringe-type tube according to an embodiment of the present application is shown.

[0023] Figure 4 A three-dimensional diagram of a limiting unit according to an embodiment of the present application is shown.

[0024] Figure 5 A partial stereoscopic diagram of a sample adding unit according to an embodiment of the present application is shown. DETAILED DESCRIPTION

[0025] In order to enable those skilled in the art to better understand the present application, the present application is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the present application.

[0026] like Figure 1~Figure 5 The sample adding tool of a reagent kit shown comprises a limiting unit 1, a sample storing unit 2 and a sample adding unit 3.

[0027] The limiting unit 1 includes a C-shaped seat 11 for clinging to one end of the reagent box 4, the upper end surface of the C-shaped seat 11 is higher than the upper end surface of the reagent box 4, a convex plate 12 is provided on the outer side of the C-shaped seat 11, and a reducing rod is provided on one side thereof, the reducing rod includes a thick rod 13 at the upper end and a thin rod 14 at the lower end, a frustum portion is connected between the thick rod 13 and the thin rod 14, a vertical plate 15 is also provided on the outer side of the C-shaped seat 11, a plurality of support plates 16 are vertically arrayed on one side of the upper end of the vertical plate 15, connecting plates are fixed between adjacent support plates, a vertical seat 17 extending to the top of the C-shaped seat 11 is provided on one side of the support plate 16, and a pin hole is opened through the side of the vertical seat 17 for inserting pins.

[0028] There are multiple sample storage units 2, which are arranged in a vertical array on one side of the limiting unit 1 and are located above the reagent box 4 when in use. The sample storage unit 2 includes a horizontal plate 21, one end of which is formed with an annular portion sleeved on the diameter-changing rod, and the annular portion is provided with a notch 22. The distance between the two end surfaces of the notch 22 is between the diameter of the thin rod 14 and the diameter of the thick rod 13, that is, the sample storage unit 2 can be detached from the thin rod 14, but cannot be detached from the thick rod 13. A support plate 23 is provided at the other end of the horizontal plate 21, and a plurality of separation holes are provided on the upper end surface of the support plate 23. The support plate 23 has a plurality of holes on its upper end surface, each of which is respectively matched with the hole of the reagent box 4. A plurality of insertion holes are respectively opened above the outer circumference of each circular hole. A pair of clamping parts 24 are provided at one end of the support plate 23. A syringe-type tube 25 with an open upper end is provided in the circular hole. A plurality of plug blocks 26 matching the insertion holes are provided on the outer circumference of the syringe-type tube 25. After the plug blocks 26 are inserted into the insertion holes, the syringe-type tube 25 can be fixed to the circular hole. When adding samples, the lowest sample storage unit 2 is mounted on the upper end of the C-shaped seat 11, and the horizontal plates 21 of the other sample storage units 2 can be mounted on top of the pins that have been penetrated in the pin holes.

[0029] The sample loading unit 3 is arranged at one end of the sample storage unit 2, and includes a bracket 31. The bracket 31 is provided with a slide groove portion 32. Specifically, the bracket 31 includes two inverted L-shaped frames. The slide groove portion 32 is arranged between the upper horizontal sides of the two inverted L-shaped frames. An upper plate 33 extends upward from one end of the slide groove portion 32. A pin groove 34 is provided on the upper end surface of the upper plate 33. An inverted L-shaped block 35 is slidably matched in the slide groove of the slide groove portion 32. A through groove 36 matching the pin groove 34 is provided on the upper horizontal side of the inverted L-shaped block 35. The pins are inserted into and connected to the through groove 36 and the pin groove 34 in sequence. 4, the sample loading unit 3 can be stably hung when not in use, and stabilizing blocks are respectively provided on both sides of the lower end of the inverted L-shaped block 35, and an inverted T-shaped plate 37 is provided on one side of the inverted L-shaped block 35, and the vertical side of the inverted T-shaped plate 37 matches between the two clamping parts 24, so that the sample storage unit 2 located at the bottom can be fixed when in use and does not rotate around the axis of the reducing rod, thereby avoiding the displacement of the sample loading position, and a frame 38 is provided at one end of the horizontal side of the inverted T-shaped plate 37, and a plurality of piston bodies 39 are provided at the lower end of the frame 38, which are respectively matched with the upper end openings of the syringe-type tube 25.

[0030] When adding samples, the piston bodies 39 are lowered by holding the inverted L-shaped block 35, and after the sample in the syringe tube 25 is added to the reagent kit, the lowermost sample storage unit 2 can be rotated and then taken out of the thin rod 14.

[0031] The above are only some of the embodiments listed in this application and are not intended to limit this application.

Claims

1. A sample adding tool for a test kit, characterized in that: include: The limiting unit (1) comprises a C-shaped seat (11) for being closely attached to one end of the reagent box (4), and a reducing rod is provided on the outer side of the C-shaped seat (11), and the reducing rod comprises a thick rod (13) at the upper end and a thin rod (14) at the lower end; A plurality of sample storage units (2) are arranged in a vertical array on one side of the limiting unit (1), the sample storage units (2) comprising a horizontal plate (21), one end of the horizontal plate (21) is formed with an annular portion sleeved on the diameter-changing rod, the annular portion is provided with a notch (22), the distance between the two end surfaces of the notch (22) is between the diameter of the thin rod (14) and the diameter of the thick rod (13), the other end of the horizontal plate (21) is provided with a support plate (23), the upper end surface of the support plate (23) is provided with a plurality of circular holes respectively matching the holes of the reagent box (4), and a syringe-shaped tube (25) with an open upper end is installed in the circular hole; The sample adding unit (3) is arranged at one end of the sample storage unit (2), and comprises a slide groove portion (32), wherein an inverted L-shaped block (35) is slidably matched in the slide groove of the slide groove portion (32), an inverted T-shaped plate (37) is arranged on one side of the inverted L-shaped block (35), a frame (38) is arranged at one end of the horizontal side of the inverted T-shaped plate (37), and a plurality of piston bodies (39) are arranged at the lower end of the frame (38) and are respectively matched with the upper end openings of the syringe-shaped tube (25).

2. The sample loading tool of the reagent kit according to claim 1, characterized in that: The upper end surface of the C-shaped seat (11) is higher than the upper end surface of the reagent box (4). When adding samples, the lowermost sample storage unit (2) is mounted on the upper end of the C-shaped seat (11).

3. The sample loading tool of the reagent kit according to claim 1, characterized in that: A plurality of support plates (16) are arranged in a vertical array above the outer side of the C-shaped seat (11), and a vertical seat (17) extending to the top of the C-shaped seat (11) is arranged on one side of the support plate (16). A pin hole is provided through the side of the vertical seat (17) for inserting a pin. When adding samples, the horizontal plates (21) of the sample storage unit (2) except the bottom one are mounted above each pin in the pin hole.

4. The sample loading tool of the reagent kit according to claim 3, characterized in that: A vertical plate (15) is also provided on the outer side of the C-shaped seat (11), and a support plate (16) is provided on one side of the upper end of the vertical plate (15).

5. The sample loading tool of the reagent kit according to claim 1, characterized in that: A pair of clamping parts (24) are provided at one end of the support plate (23), and the vertical edges of the inverted T-shaped plate (37) match the two clamping parts (24).

6. The sample loading tool of the reagent kit according to claim 1, characterized in that: The upper end surface of the support plate (23) is provided with a plurality of insertion holes above the outer peripheral sides of the circular holes, and the outer peripheral side of the syringe-shaped tube (25) is provided with a plurality of insertion blocks (26) matching the insertion holes.

7. The sample loading tool of the reagent kit according to claim 1, characterized in that: The sample adding unit (3) further comprises a bracket (31), and the slide groove portion (32) is arranged on the bracket (31).

8. The sample loading tool of the reagent kit according to claim 1, characterized in that: An upper plate (33) extends upward from one end of the slide groove portion (32), a pin groove (34) is provided on the upper end surface of the upper plate (33), and a through groove (36) matching the pin groove (34) is provided on the upper horizontal edge of the inverted L-shaped block (35).

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