CN218496946U

CN218496946U - Reaction vessel and sample analyzer

Info

Publication number: CN218496946U
Application number: CN202221670726.2U
Authority: CN
Inventors: 吴日亮; 卢江涛; 邓健波; 郭俊游
Original assignee: Shenzhen Reetoo Biotechnology Co Ltd
Current assignee: Shenzhen Reetoo Biotechnology Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-02-17
Anticipated expiration: 2032-06-30

Abstract

The application is suitable for the technical field of medical treatment, and discloses a reaction vessel and a sample analyzer. Wherein, reaction vessel includes: the reaction chamber is enclosed by a side wall and a bottom wall, the side wall of the reaction chamber comprises a first plane, a second plane, a first connecting wall surface and a second connecting wall surface, the first plane and the second plane are oppositely arranged, and the first connecting wall surface and the second connecting wall surface are oppositely arranged and connected between the first plane and the second plane; the reaction tank is provided with a liquid inlet channel communicated with the reaction cavity, and the liquid inlet channel penetrates through the side wall, the bottom wall or the joint of the side wall and the bottom wall of the reaction cavity; the first connecting wall surface and the second connecting wall surface are both a plane or formed by splicing a plurality of planes. The reaction vessel provided by the application avoids the condition that a single observation surface is corroded to influence normal observation so as to ensure stable reaction.

Description

Reaction vessel and sample analyzer

Technical Field

The application relates to the technical field of medical treatment, in particular to a reaction vessel and a sample analyzer.

Background

In the analysis and detection of blood samples, it is often necessary to mix the blood sample with reagents and then perform a corresponding detection, such as CRP detection (C-reactive protein test).

Conventionally, in order to sufficiently mix and react a blood sample and a reagent, it is generally performed in a reaction cell, and in order to confirm the volume of a reaction solution and the reaction condition in the reaction cell, it is necessary to provide an observation surface which is transparent so as to observe the condition inside the reaction cell.

However, in the long-term use, the reaction solution corrodes the observation surface, so that the observation surface cannot be observed, and the reaction is affected.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a reaction vessel and sample analysis appearance, it aims at solving among the prior art reaction liquid can lead to the fact the corruption to the observation face, influences the technical problem of normally observing.

To achieve the above object, the present application provides a reaction vessel comprising:

the reaction chamber is enclosed by a side wall and a bottom wall, the side wall of the reaction chamber comprises a first plane, a second plane, a first connecting wall surface and a second connecting wall surface, the first plane and the second plane are oppositely arranged, and the first connecting wall surface and the second connecting wall surface are oppositely arranged and connected between the first plane and the second plane; the reaction tank is provided with a liquid inlet channel communicated with the reaction cavity, and the liquid inlet channel penetrates through the side wall, the bottom wall or the joint of the side wall and the bottom wall of the reaction cavity; the first connecting wall surface and the second connecting wall surface are both a plane or formed by splicing a plurality of planes.

Optionally, the first plane, the second plane, the first connecting wall surface and the second connecting wall surface are all transparent wall surfaces, the first connecting wall surface is a first connecting plane, and the second connecting wall surface is a second connecting plane.

Optionally, first connection wall with the second is connected the wall and is formed by a plurality of plane concatenations, inlet channel includes the reagent passageway, the reagent passageway orientation first connection wall or the wall is connected to the second.

Optionally, two sides of the first connecting wall face are in rounded transition with the first plane and the second plane respectively, and two sides of the second connecting wall face are in rounded transition with the first plane and the second plane respectively.

Optionally, the liquid inlet channel further comprises a cleaning liquid channel, and the cleaning liquid channel is arranged on the bottom wall of the reaction chamber.

Optionally, an optical surface is further disposed outside the reaction tank, the optical surface is disposed opposite to the second plane, and a transparent material is disposed between the optical surface and the second plane.

Optionally, the reaction tank is externally provided with a touch-proof groove, and the optical surface is arranged at the bottom of the touch-proof groove.

Optionally, an opening communicating with the reaction chamber is formed in the top of the reaction tank, and an overflow groove surrounding the opening is formed in the top of the reaction tank.

Optionally, the bottom of the reaction chamber is funnel-shaped, and the bottom of the reaction tank is provided with a liquid discharge channel communicated with the reaction chamber.

The present application also provides a sample analyzer comprising a reaction vessel as described in any of the above.

The application provides a reaction vessel can realize surveing through first plane and second plane, under the first plane of reaction liquid corruption or the second plane's the condition, still can regard first connection wall and second wall as the observation face to ensure the observation to reaction tank inside, avoided single observation face to corrode the condition that influences normal observation, in order to guarantee to react stable going on.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a reaction vessel provided in an embodiment of the present application;

FIG. 2 is a schematic sectional view of a reaction vessel of a hexagonal reaction chamber provided in an embodiment of the present application;

FIG. 3 is a schematic top sectional view of a reaction vessel of a rectangular reaction chamber according to an embodiment of the present invention.

The reference numbers illustrate: 10: a reaction tank; 10a: a reaction chamber; 10b: an overflow trough; 10c: a touch prevention groove; 10d: an opening; 11: a first plane; 12: a second plane; 13: a first connection wall surface; 14: a second connection wall surface; 15: an optical surface; 20: a liquid inlet channel; 21: a reagent channel; 23: a cleaning liquid channel; 24: a liquid discharge channel.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the present embodiment are only used to explain the relative position relationship between the components, the movement situation, and the like in a specific posture, and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or be indirectly connected to the other element through intervening elements.

In addition, the descriptions referred to as "first", "second", etc. in this application are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

In the analysis and the testing process of blood sample, often need to mix the industry reaction with blood sample and reagent to carry out corresponding detection, in order to avoid reaction liquid to cause the corruption to the observation face, influence normal observation, this application has given a reaction vessel and sample analysis appearance, can guarantee to the inside observation of reaction cell, guarantees going on of reaction stability.

As shown in fig. 1 and fig. 2, a reaction vessel provided in an embodiment of the present application includes: a reaction cell 10.

The reaction tank 10 is internally provided with a reaction chamber 10a surrounded by a side wall and a bottom wall, the side wall of the reaction chamber 10a comprises a first plane 11, a second plane 12, a first connecting wall 13 and a second connecting wall 14, the first plane 11 and the second plane 12 are oppositely arranged, and the first connecting wall 13 and the second connecting wall 14 are oppositely arranged and connected between the first plane 11 and the second plane 12.

The reaction cell 10 is a container for reacting a blood sample, the reaction chamber 10a therein is a holding chamber for mixing and reacting the blood sample and a reagent, the top of the reaction cell 10 has an opening 10d communicated with the reaction chamber 10a, through which the blood sample can be dropped, the first plane 11 and the second plane 12 are observation planes, specifically, the structure of the reaction cell 10 corresponding to the first plane 11 and/or the second plane 12 is made of a transparent material, so that the inside of the reaction chamber 10a can be observed through the first plane 11 or the second plane 12, for example, the structure of the reaction cell 10 corresponding to the second plane 12 is made of a transparent material, so that a detection signal can be transmitted through the transparent material to the inside of the reaction chamber 10a by a laser sensor or other optical detection structure, and then the detection signal is received again through the transmission of the first plane 11 to realize the observation, of course, on the basis that the structures of the reaction cell 10 corresponding to the first plane 11 and the second plane 12 are made of a transparent material, the transceiver ends of the laser sensor or other optical detection structure can be further disposed at two sides of the reaction cell 10 without any details. Preferably, the first plane 11 and the second plane 12 are disposed in parallel to improve the observation accuracy.

The first connecting wall surface 13 and the second connecting wall surface 14 are both a plane or formed by splicing a plurality of planes.

In this embodiment, the first connecting wall 13 and the second connecting wall 14 are both configured as a plane or a plurality of planes, so that the first connecting wall 13 and the second connecting wall 14 can also be used as secondary observation planes, and the observation principle can be referred to above, and in the case that the first plane 11 and the second plane 12 cannot be used as observation planes, the first connecting wall 13 and the second connecting wall 14 can be used as observation planes, so as to ensure the observation of the interior of the reaction tank 10 and ensure the stable reaction in the reaction tank 10.

It should be noted that the reaction chamber 10 is provided with a liquid inlet channel 20 communicating with the reaction chamber 10a, and the liquid inlet channel 20 passes through the side wall, the bottom wall or the junction between the side wall and the bottom wall of the reaction chamber 10 a. Reaction reagents or cleaning liquid can be injected into the reaction tank 10 through the liquid inlet channel 20, so that the reaction reagent or the cleaning liquid can be mixed into the reaction chamber 10a in a vortex shape in the injection process, and the mixing efficiency of the blood sample and the reaction reagents is improved or the cleaning effect is improved.

As shown in fig. 3, in an alternative embodiment of the present application, the first plane 11, the second plane 12, the first connecting wall 13, and the second connecting wall 14 are all transparent walls, the first connecting wall 13 is a first connecting plane, and the second connecting wall 14 is a second connecting plane.

The transparent wall surface, that is, the structure of the reaction cell 10 corresponding to the first plane 11, the second plane 12, the first connecting wall surface 13, and the second connecting wall surface 14 is made of a transparent material, and as described above, when the first plane 11 and the second plane 12 cannot be observed, the observation can be performed through the first connecting wall surface 13 and the second connecting wall surface 14.

In this embodiment, the first connecting wall 13 and the second connecting wall 14 are both flat, so that the reaction chamber 10a is a rectangular reaction chamber 10a, which ensures observation of the inside of the reaction chamber 10.

In an alternative embodiment of the present invention, as shown in fig. 2, the first connecting wall 13 and the second connecting wall 14 are formed by a plurality of plane surfaces, and the liquid inlet channel 20 includes a reagent channel 21, and the reagent channel 21 faces the first connecting wall 13 or the second connecting wall 14.

In this embodiment, the reaction chamber 10a is a polygonal reaction chamber 10a, and the first connecting wall 13 and/or the second connecting wall 14 has at least one transparent wall on the basis that the first plane 11 and/or the second plane 12 are transparent walls, so as to ensure that the inside of the reaction chamber 10a can be observed by using the first connecting wall 13 and/or the second connecting wall 14 as an observation plane when the first plane 11 and the second plane 12 cannot be observed.

Optionally, the first connecting wall surface 13 and the second connecting wall surface 14 are formed by splicing planes of two rounded corner transitions, and the plane of the first connecting wall surface 13 and the plane of the second connecting wall surface 14 are arranged in parallel to each other, so that the reactor is a hexagonal reaction chamber 10a, and the plane of the first connecting wall surface 13 and/or the plane of the second connecting wall surface 14 can be used as a secondary observation surface to observe the inside of the reaction chamber 10 a.

In other embodiments, the reaction chamber 10a may be configured as an octagonal reaction chamber 10a or a decagonal reaction chamber 10a, as required, without limitation.

In an alternative embodiment of the present application, as shown in FIG. 2, the reagent channel 21 extends along a plane in the sidewall of the reaction chamber 10a to facilitate the formation of a vortex of the reagent during injection and increase the reaction rate.

In a further embodiment, the number of the reagent channels 21 may be provided in plural so as to inject plural reagents for reaction. In an alternative embodiment, the number of reagent channels 21 is two, and the two reagent channels 21 are arranged horizontally and extend along the first plane 11 and the second plane 12, respectively.

In another alternative embodiment of the present application, as shown in fig. 2, two sides of the first connecting wall 13 are rounded and transited to the first plane 11 and the second plane 12, respectively, and two sides of the second connecting wall 14 are rounded and transited to the first plane 11 and the second plane 12, respectively.

Therefore, an included angle formed in the reaction chamber 10a can be avoided, and the reaction chamber 10a is convenient to clean. And, in the process of injecting the reaction reagent or the cleaning liquid through the liquid inlet channel 20, it is convenient to form a vortex to improve the reaction or cleaning effect.

Similarly, the bottom wall and the side walls of the reaction chamber 10a are rounded to facilitate cleaning of the reaction chamber 10 a.

In an alternative embodiment of the present invention, as shown in fig. 1, the liquid inlet channel 20 further comprises a cleaning liquid channel 23, and the cleaning liquid channel 23 is disposed on the bottom wall of the reaction chamber 10 a.

The cleaning liquid channel 23 is used for injecting a cleaning liquid, and the cleaning liquid channel 23 is provided on the bottom wall of the reaction chamber 10a so as to perform overall cleaning of the reaction chamber 10 a.

Moreover, the bottom of the reaction chamber 10a is funnel-shaped, and the bottom of the reaction cell 10 is provided with a drainage channel 24 communicating with the reaction chamber 10 a.

That is, the bottom wall of the reaction chamber 10a is inclined, so that the waste liquid can flow along the bottom wall of the reaction chamber 10a to the liquid discharge passage 24 to discharge the liquid when the liquid discharge passage 24 is opened.

As shown in fig. 1, in an alternative embodiment of the present application, an optical surface 15 is further disposed outside the reaction cell 10, the optical surface 15 is disposed opposite to the second plane 12, and a transparent material is disposed between the optical surface 15 and the second plane 12.

The optical surface 15 is the position observed by a laser sensor or other optical detection structure, and a transparent material is arranged between the optical surface 15 and the second plane 12 of the reaction cell 10, so that the reaction cell 10 can be observed conveniently. Of course, in order to use the first connecting wall 13 and the second connecting wall 14 as the secondary observation surfaces, the secondary optical surface 15 may be provided at a position of the reaction cell 10 corresponding to the first connecting wall 13 and/or the second connecting wall 14 to ensure observation of the inside of the reaction chamber 10 a.

In a further embodiment of the present application, the reaction chamber 10 has a touch-proof groove 10c outside, and the optical surface 15 is disposed at the bottom of the touch-proof groove 10 c.

In this way, the optical surface 15 can be touched with a hand on a wall surface or the liquid can flow into the optical surface 15, and the reaction chamber 10a can be observed through the first plane 11 and the second plane 12. Similarly, a groove may be formed in the reaction cell 10 corresponding to the secondary optical surface 15 to protect the secondary optical surface 15.

As shown in FIG. 1, in an alternative embodiment of the present invention, the top of the reaction tank 10 has an opening 10d communicating with the reaction chamber 10a, and the top of the reaction tank 10 is provided with an overflow trough 10b surrounding the opening 10 d.

The opening 10d is an inlet into which the blood sample is dropped, and the reaction solution or the cleaning solution in the wall surface reaction chamber 10a can be flowed or splashed to the outside of the reaction cell 10 through the overflow groove 10b.

In addition, an overflow channel connected to the outside of the reaction tank 10 is provided at one side of the overflow tank 10b, and the liquid overflowing from the reaction tank 10 can flow to other positions through the overflow channel. Specifically, an overflow liquid containing groove may be provided, which is disposed below the outlet of the overflow channel to receive the liquid overflowing from the reaction tank 10, thereby avoiding contamination to other parts.

Based on the above embodiment, in this embodiment, the first plane 11 and the second plane 12 can be used for observation, and when the reaction solution corrodes the first plane 11 or the second plane 12, the first connecting wall surface 13 and the second wall surface can also be used as observation surfaces to ensure observation of the interior of the reaction tank 10, thereby avoiding the corrosion of a single observation surface from affecting normal observation, and ensuring stable reaction.

The present application also provides a sample analyzer comprising a reaction vessel as described in the above embodiments.

The open-top of reaction cell 10 can be relative with the blood position of dripping into particularly, and inlet channel 20 intercommunication reagent storage container to realize automatic mixing reaction, be convenient for carry out blood analysis and detection. The reaction container provided by the application can be mixed with corresponding reaction reagents and blood according to specific detection requirements, and is not described in detail.

In addition, on the basis of the foregoing embodiment, the reaction container may be provided with a plurality of reaction cells, and outlets of overflow channels of the plurality of reaction cells are located above the same overflow liquid containing tank to receive the liquid overflowing from each reaction cell 10, so as to avoid polluting other parts of the apparatus.

The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the subject matter of the present application, which is intended to be covered by the claims and their equivalents, or which are directly or indirectly applicable to other related arts are intended to be included within the scope of the present application.

Claims

1. A reaction vessel, comprising:

2. The reaction vessel according to claim 1, wherein the first plane, the second plane, the first connecting wall surface and the second connecting wall surface are transparent walls, the first connecting wall surface is a first connecting plane, and the second connecting wall surface is a second connecting plane.

3. A reaction vessel according to claim 1, wherein the first connecting wall and the second connecting wall are formed by joining a plurality of flat surfaces, and the inlet channel comprises a reagent channel facing the first connecting wall or the second connecting wall.

4. A reaction vessel according to any of claims 1 to 3, wherein the first connecting wall is radiused on both sides to the first and second planes respectively and the second connecting wall is radiused on both sides to the first and second planes respectively.

5. A reaction vessel according to any one of claims 1 to 3 wherein the inlet passage further comprises a wash liquid passage provided in the bottom wall of the reaction chamber.

6. A reaction vessel according to any one of claims 1 to 3, wherein an optical surface is provided outside the reaction cell, the optical surface is disposed opposite to the second plane, and a transparent material is provided between the optical surface and the second plane.

7. The reaction vessel of claim 6, wherein the reaction chamber has a touch-proof groove outside, and the optical surface is disposed on the bottom of the touch-proof groove.

8. The reaction vessel according to any one of claims 1 to 3, wherein the top of the reaction tank has an opening communicating with the reaction chamber, and the top of the reaction tank is provided with an overflow groove surrounding the opening.

9. A reaction vessel according to any one of claims 1 to 3, wherein the bottom of the reaction chamber is funnel-shaped, and the bottom end of the reaction cell is provided with a drainage channel communicating with the reaction chamber.

10. A sample analyzer comprising the reaction vessel of any one of claims 1 to 9.