CN218666051U

CN218666051U - Detection kit

Info

Publication number: CN218666051U
Application number: CN202222472551.0U
Authority: CN
Inventors: 吴常; 解亚平; 曾波; 戴立忠
Original assignee: Hunan Yuanjing Intelligent Manufacturing Technology Co ltd
Current assignee: Hunan Yuanjing Intelligent Manufacturing Technology Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-21
Anticipated expiration: 2032-09-16

Abstract

The utility model provides a detection kit, it includes: the detection box is provided with a clamping groove and a liquid injection cavity, and the clamping groove is communicated with the liquid injection cavity; the reaction tube comprises a connecting seat and a tube body arranged on the connecting seat, the tube body is provided with a liquid injection channel and a detection cavity, the liquid injection cavity is communicated with the detection cavity through the liquid injection channel, and the connecting seat is clamped with the clamping groove; the sealing member, set up in the connecting seat, the diapire of draw-in groove seted up with sealing member seal complex seal groove. The utility model discloses a reaction tube and detection box's sealing connection can guarantee the inseparable laminating of reaction tube and detection box, ensures that gas leakage and weeping can not appear in the reaction tube, has improved detect reagent box's detection precision and detection stability.

Description

Detection kit

Technical Field

The utility model belongs to the technical field of biological detection, especially, relate to a detect reagent box.

Background

With the progress of science and technology and the development of biological detection technology, in order to guarantee not to lead to the condition that detects the structure inaccuracy or detect failure because of gas leakage and weeping among the testing process, the molecule detects the consumptive material and develops towards the consumptive material mode of automatic integral type. However, the PCR (polymerase chain reaction) reaction tube and the reagent strip of the current detection kit are usually two independent parts, which cannot be formed at one time, and need to be assembled after production of a plurality of parts, so that the detection accuracy and even the detection failure caused by air leakage and liquid leakage are easy to occur in the detection process of the detection kit, and the detection stability of the detection kit is not high.

Disclosure of Invention

The utility model aims at providing a detect reagent box, aim at solving detect reagent box among the prior art and detect the technical problem that the precision is low and detection stability is poor.

In order to achieve the above object, the present invention provides a detection kit, which comprises: the detection box is provided with a clamping groove and a liquid injection cavity, and the clamping groove is communicated with the liquid injection cavity; the reaction tube comprises a connecting seat and a tube body arranged on the connecting seat, the tube body is provided with a liquid injection channel and a detection cavity, the liquid injection cavity is communicated with the detection cavity through the liquid injection channel, and the connecting seat is clamped with the clamping groove; the sealing member, set up in the connecting seat, the diapire of draw-in groove seted up with sealing member seal complex seal groove.

In an embodiment of the present invention, the connecting seat includes: a bottom plate provided with a receiving groove for receiving the sealing member; the buckle is arranged on the bottom plate, and the bottom groove wall of the clamping groove is provided with a clamping hole matched with the buckle.

In an embodiment of the present invention, the sealing member includes: the main body part is embedded into the accommodating groove, and the outer surface of the main body part is flush with the outer edge of the accommodating groove; and the sealing part is connected with the main body part, and the outer surface of the sealing part protrudes out of the outer edge of the accommodating groove and is in sealing fit with the sealing groove.

The embodiment of the utility model provides an in, the sealing is cyclic annular, the diapire of holding tank is provided with wears to locate spacing arch in the sealing.

The embodiment of the utility model provides an in, spacing bellied quantity is two, one of them spacing arch seted up with detect the first through-hole of chamber intercommunication, another spacing arch seted up with the second through-hole of notes liquid channel intercommunication.

In an embodiment of the present invention, the sealing portion is provided in a plurality of numbers, and the sealing portion is provided in the main body portion at an interval.

In an embodiment of the present invention, the main body portion is a long strip shape, the sealing member further includes a positioning portion, the outer surface of the positioning portion and the outer edge of the accommodating groove are flush, and the width of the positioning portion is greater than the width of the main body portion.

In an embodiment of the present invention, the detection box includes: the liquid injection cavity is arranged on the box body; the side coaming is arranged on the outer surface of the box body and protrudes outwards, the side coaming and the box body are encircled to form the clamping groove, and the detection kit further comprises a fastening block fastened on the side coaming.

In an embodiment of the present invention, the fastening block is provided with a avoiding hole for the pipe body to pass through.

In the embodiment of the present invention, the side wall is provided with a reverse buckle protrusion protruding toward a direction away from the slot, and the buckle block is provided with a reverse buckle slot matching with the shape of the reverse buckle protrusion.

Through the technical scheme, the embodiment of the utility model provides a detect reagent box has following beneficial effect:

through the cooperation of detection box, reaction tube and sealing member three, when the joint complex of connecting seat and draw-in groove joint, sealing connection has been realized with the detection box to the reaction tube, can guarantee the inseparable laminating of reaction tube and detection box, ensures that gas leakage and weeping can not appear in the reaction tube, has improved detect reagent box's detection precision and detection stability.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide an understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention, but do not constitute a limitation of the invention. In the drawings:

FIG. 1 is a schematic view of an assembly structure of a detection kit according to an embodiment of the present invention;

FIG. 2 is a schematic view of an exploded structure of a detection kit according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of area A of FIG. 2;

FIG. 4 is a schematic view of a fastening block of the test kit according to an embodiment of the present invention;

FIG. 5 is a schematic view of a reaction tube and a sealing member of the detection kit according to an embodiment of the present invention;

FIG. 6 is a schematic view showing an exploded structure of a reaction tube and a sealing member of the detection kit according to an embodiment of the present invention;

FIG. 7 is a schematic view of a sealing member of the detection kit according to an embodiment of the present invention;

FIG. 8 is a schematic view of a structure of a detection kit according to an embodiment of the present invention;

fig. 9 is an enlarged schematic view of region B in fig. 8.

Description of the reference numerals

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

The detection kit according to the present invention is described below with reference to the drawings.

As shown in fig. 1 to 6, in the embodiment of the present invention, the detection kit 100 includes a detection cartridge 1, a reaction tube 2 and a sealing member 3; the detection box 1 is provided with a clamping groove 13 and a liquid injection cavity 111, and the clamping groove 13 is communicated with the liquid injection cavity 111; the reaction tube 2 comprises a connecting seat 21 and a tube body 22 arranged on the connecting seat 21, the tube body 22 is provided with a liquid injection channel 221 and a detection cavity 222, the liquid injection cavity 111 is communicated with the detection cavity 222 through the liquid injection channel 221, and the connecting seat 21 is clamped with the clamping groove 13; sealing member 3 sets up in connecting seat 21, and the diapire of draw-in groove 13 is seted up and is sealed the matched seal groove 15 with sealing member 3. It can be understood that, the detection kit 100 in this embodiment is mainly used for nucleic acid detection, and the detection kit 1 is further provided with a containing cavity 112 for storing a reagent, and the tube body 22 is flat tube-shaped, and the sealing element 3 and the connecting seat 21 can be molded in two colors, so that the connection stability of the sealing element 3 and the connecting seat 21 is ensured, and the sealing element 3 can adopt an elastic component.

Liquid injection channel 221, detection chamber 222 and liquid injection chamber 111 in this embodiment communicate in proper order, pour into the sample through liquid injection chamber 111, and the sample can realize the measuring of sample after flowing into detection chamber 222 through liquid injection channel 221, is provided with sealing member 3 in one side of connecting seat 21 towards draw-in groove 13, and the diapire of draw-in groove 13 is seted up with sealing member 3 seal groove 15 of seal fit. Through detecting box 1, reaction tube 2 and the cooperation of 3 three of sealing member in this embodiment, in the joint complex of connecting seat 21 and draw-in groove 13 joint, sealing connection has been realized with detecting box 1 to reaction tube 2, can guarantee the inseparable laminating of reaction tube 2 and detection box 1, ensures that gas leakage and weeping can not appear in reaction tube 2, has improved detect reagent box 100's detection precision and detection stability.

Specifically, the connection seat 21 includes a bottom plate 211 and a catch 212; the bottom plate 211 is provided with a receiving groove 2111 for receiving the seal 3; the buckle 212 is disposed on the bottom plate 211, and a bottom wall of the card slot 13 is formed with a card hole 14 for engaging with the buckle 212. Two buckles 212 with bent hooks are oppositely arranged on the bottom plate 211.

As shown in fig. 5 to 7, in an embodiment, the seal member 3 includes a main body portion 31 and a seal portion 32; the main body 31 is embedded in the receiving groove 2111, and the outer surface of the main body 31 is flush with the outer edge of the receiving groove 2111; the seal portion 32 is connected to the body portion 31, and the outer surface of the seal portion 32 projects beyond the outer edge of the receiving groove 2111 and sealingly engages the seal groove 15, and the receiving groove 2111 and the seal member 3 are shaped to match each other.

In one embodiment, the sealing portion 32 is annular, and the bottom wall of the receiving groove 2111 is provided with a limiting protrusion 2112 penetrating the sealing portion 32. The fitting stability of the sealing member 3 and the coupling seat 21 can be improved.

In another embodiment, the number of the limiting protrusions 2112 is two, wherein one limiting protrusion 2112 is provided with a first through hole 2113 communicated with the detection cavity 222, and the other limiting protrusion 2112 is provided with a second through hole 2114 communicated with the liquid injection channel 221. The first through hole 2113 and the second through hole 2114 are respectively arranged on the two limiting protrusions 2112, so that the structural strength of the reaction tube 2 can be ensured.

Specifically, the number of the seal portions 32 is plural, and the plurality of seal portions 32 are provided at intervals in the main body portion 31. As shown in fig. 6 and 7, the two sealing portions 32 form elastic pins to be fastened into the sealing groove 15, and the two sealing portions 32 are engaged to further improve the sealing performance.

The embodiment of the present invention provides an embodiment, the main body 31 is long, the sealing member 3 further includes a positioning portion 33, the outer surface of the positioning portion 33 and the outer edge of the accommodating groove 2111 are flush, and the width of the positioning portion 33 is greater than the width of the main body 31. The positioning part 33 may have a circular plate-shaped structure.

As shown in fig. 3, the cartridge 1 includes a cartridge body 11 and a side gusset 12; the liquid injection cavity 111 is arranged on the box body 11; the side coaming 12 is arranged on the outer surface of the box body 11 and protrudes outwards, the side coaming 12 and the box body 11 are enclosed to form a clamping groove 13, and the detection kit 100 further comprises a fastening block 4 fastened outside the side coaming 12. The clamping hole 14 penetrates through the box body 11 from the side coaming 12, so that the condition that the side coaming 12 interferes with the buckle 212 can be avoided. The side coaming plate 12 protrudes out of the box body 11, so that the matching area of the detection box 1 and the reaction tube 2 can be increased.

After the connecting seat 21 and the clamping groove 13 in this embodiment are fastened, the fastening block 4 can be nested outside the side wall plate 12, and the fastening block 4, the side wall plate 12 and the connecting seat 21 are matched to form an outside-in sequentially nested structure, so that the reaction tube 2 can be tightly pressed, the reaction tube 2 and the detection box 1 are firmly attached, and the reaction tube 2 is ensured not to be displaced, and is air-tight and liquid-tight. As shown in fig. 4, in one embodiment, the fastening block 4 is provided with an avoiding hole 41 for the pipe body 22 to pass through. The fastening block 4 may include a top plate and a side plate surrounding the top plate, and the avoiding hole 41 is opened in the top plate.

Specifically, the side wall 12 is provided with an inverted protrusion 121 protruding in a direction away from the fastening groove 13, and the fastening block 4 is provided with an inverted groove 42 matching the shape of the inverted protrusion 121. As shown in fig. 8 and 9, the inverted protrusion 121 is in an "S" shape from top to bottom, and the inverted groove 42 and the inverted protrusion 121 cooperate to form a locking structure, so as to further improve the stability of the reaction tube 2 and the detection box 1.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A test kit, characterized in that the test kit (100) comprises:

the detection box (1) is provided with a clamping groove (13) and a liquid injection cavity (111), and the clamping groove (13) is communicated with the liquid injection cavity (111);

the reaction tube (2) comprises a connecting seat (21) and a tube body (22) arranged on the connecting seat (21), the tube body (22) is provided with a liquid injection channel (221) and a detection cavity (222), the liquid injection cavity (111) is communicated with the detection cavity (222) through the liquid injection channel (221), and the connecting seat (21) is clamped with the clamping groove (13);

sealing member (3), set up in connecting seat (21), the diapire of draw-in groove (13) seted up with sealing member (3) seal groove (15) of sealed complex.

2. The test kit according to claim 1, wherein the connecting holder (21) comprises:

a base plate (211) provided with a receiving groove (2111) for receiving the seal (3);

the buckle (212) is arranged on the bottom plate (211), and a clamping hole (14) matched with the buckle (212) is formed in the bottom groove wall of the clamping groove (13).

3. The test kit according to claim 2, characterized in that the seal (3) comprises:

a main body part (31) embedded in the accommodating groove (2111), wherein the outer surface of the main body part (31) is flush with the outer edge of the accommodating groove (2111);

and the sealing part (32) is connected with the main body part (31), and the outer surface of the sealing part (32) protrudes out of the outer edge of the accommodating groove (2111) and is in sealing fit with the sealing groove (15).

4. The detection kit according to claim 3, wherein the sealing portion (32) is annular, and a limiting protrusion (2112) penetrating into the sealing portion (32) is arranged on the bottom wall of the accommodating groove (2111).

5. The detection kit according to claim 4, wherein the number of the limiting protrusions (2112) is two, one of the limiting protrusions (2112) is provided with a first through hole (2113) communicated with the detection cavity (222), and the other limiting protrusion (2112) is provided with a second through hole (2114) communicated with the liquid injection channel (221).

6. The detection kit according to claim 3, wherein the number of the sealing parts (32) is plural, and the plural sealing parts (32) are provided at intervals in the main body part (31).

7. The detection kit according to claim 3, wherein the main body portion (31) is elongated, the seal member (3) further comprises a positioning portion (33), an outer surface of the positioning portion (33) is flush with an outer edge of the accommodation groove (2111), and a width of the positioning portion (33) is larger than a width of the main body portion (31).

8. The test kit according to any one of claims 1 to 7, characterized in that the test kit (1) comprises:

the box body (11), the liquid injection cavity (111) is arranged on the box body (11);

the side enclosing plate (12) is arranged on the outer surface of the box body (11) and protrudes outwards, the side enclosing plate (12) and the box body (11) enclose the clamping groove (13), and the detection kit (100) further comprises a fastening block (4) buckled outside the side enclosing plate (12).

9. The detection kit according to claim 8, wherein the fastening block (4) is provided with an avoiding hole (41) for the tube body (22) to pass through.

10. The detection kit according to claim 8, wherein the side coaming (12) is provided with an inverted protrusion (121) protruding away from the slot (13), and the fastening block (4) is provided with an inverted groove (42) matching with the shape of the inverted protrusion (121).