CN211706821U - Reaction cup with opening - Google Patents
Reaction cup with opening Download PDFInfo
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- CN211706821U CN211706821U CN201921433531.4U CN201921433531U CN211706821U CN 211706821 U CN211706821 U CN 211706821U CN 201921433531 U CN201921433531 U CN 201921433531U CN 211706821 U CN211706821 U CN 211706821U
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Abstract
The utility model provides a pair of reaction cup with opening, include: the upper cup body is positioned on the opening side, and the cross section of the inner wall of the upper cup body is circular; the lower cup body is positioned at the bottom side and is irradiated by fixed light, and the cross sections of the inner wall and the outer wall of the lower cup body are both circular. At least the lower cup body, namely the measuring area, of the reaction cup can be rotationally symmetrical, so that the reaction cup can be placed in any direction in the test process without influencing the optical detection result. In addition, the inner surface of the bottom of the lower cup body is a plane, so that the liquid quantity for testing can be reduced, less reagents are used, the cost is saved, and the like.
Description
Technical Field
The utility model relates to a reaction cup, in particular to a reaction cup for analyzing samples such as blood samples and urine.
Background
The prior reaction cup has the following structures, for example, the whole cup body is in a cuboid shape. However, the disadvantage of this reaction cup is that: the reaction cup is not rotationally symmetrical, so the direction of the reaction cup needs to be strictly controlled from the time the reaction cup enters the reaction cup to the time the reaction cup is clamped and grabbed to the time the reaction cup is placed in the test position, otherwise, the light irradiation angles are different, and the optical detection results are also different.
Meanwhile, the bottom of the cup of the other reaction cup has a tapered portion with an inner diameter gradually decreasing downward, and the reaction cup has the main problems that: the optically detected area is above the conical area at the bottom of the reaction cup, that is, the liquid in the conical area at the bottom is not used for detection, and the sample in the part is equivalently wasted, so that the total liquid amount for detection is increased, the corresponding amount of the sample and the reagent is increased, and the cost is increased. In addition, because the reagent needle in the blood coagulation analyzer has a heating structure and is thick, the reagent needle is difficult to penetrate into the bottom of the reaction cup, and the reagent needle cannot penetrate into the bottom to be added with liquid, the added reagent is easily adhered to the wall of the reaction cup, and the test result is influenced.
In addition, some cuvettes have the following problems that when the cuvettes are placed in the optical testing position, the cuvettes cannot be completely placed in the testing holes due to the clamping requirement of the clamp, but a part of the upper end of the cuvettes is arranged at the upper end of the testing position plane, and if strong ambient light exists, the strong ambient light can be repeatedly refracted and reflected to enter the optical detection area, so that the detection result is influenced.
Disclosure of Invention
The present application is directed to solving the above problems and providing a reaction cup of another structure.
The embodiment of the present application provides a reaction cup with an opening, including: the upper cup body is positioned on the opening side, and the cross section of the inner wall of the upper cup body is circular; the lower cup body is positioned at the bottom side and is irradiated by fixed light, and the cross sections of the inner wall and the outer wall of the lower cup body are both circular; the inner diameter of the upper cup body is larger than that of the lower cup body, and the inner surface of the bottom of the lower cup body is a plane.
Wherein the cuvette can contain a sample for measurement, and a measurement light for measuring the characteristics of the sample in an upright state is irradiated to the cuvette from the side surface when the cuvette is used.
In one embodiment, the reaction cup further comprises: the cross section of the inner wall of the transition cup body is circular and is connected with the inner wall of the upper cup body and the inner wall of the lower cup body.
In one embodiment, the transition cup interior wall is a tapered interior wall.
In one embodiment, the inner wall and the outer wall of the lower cup body are both cylindrical structures.
In one embodiment, the upper cup includes a flange disposed proximate the opening.
In one embodiment, the upper cup includes a light blocking portion or a light absorbing portion.
In one embodiment, at least a part of the open side of the upper cup comprises the light blocking or absorbing part.
In one embodiment, the light blocking portion comprises frosting or texturing.
In one embodiment, the light-absorbing portion comprises a black color.
In one embodiment, the light absorbing portion is painted a black color.
In one embodiment, at least a part of the inner surface and/or the outer surface of the upper cup body is subjected to surface treatment to form the light blocking part and the light absorbing part.
In one embodiment, the inner wall of the upper cup body is of a cylindrical structure.
Another embodiment of the present application provides a reaction cup having an opening, comprising: the upper cup body is positioned on the opening side, and the cross section of the inner wall of the upper cup body is circular; the lower cup body is positioned at the bottom side and is irradiated by fixed light, and the inner wall and the outer wall of the lower cup body are both cylindrical structures; wherein, the internal diameter of upper cup is greater than the internal diameter of lower cup.
In another embodiment, the reaction cup further comprises: the cross section of the inner wall of the transition cup body is circular and is connected with the inner wall of the upper cup body and the inner wall of the lower cup body.
In another embodiment, the transition cup interior wall is a tapered interior wall.
In another embodiment, the inner wall of the upper cup body is of a cylindrical structure.
In another embodiment, the bottom interior surface of the lower cup is planar.
In another embodiment, the outer wall of the upper cup is of a cylindrical configuration.
In another embodiment, the upper cup includes a light blocking portion or a light absorbing portion.
The utility model provides a pair of reaction cup with opening, include: the upper cup body is positioned on the opening side, and the cross section of the inner wall of the upper cup body is circular; the lower cup body is positioned at the bottom side and is irradiated by fixed light, and the cross sections of the inner wall and the outer wall of the lower cup body are both circular. At least the lower cup body, namely the measuring area, of the reaction cup can be rotationally symmetrical, so that the reaction cup can be placed in any direction in the test process without influencing the optical detection result. The structure with the thick upper part and the thin lower part can ensure that the reagent needle can go deep into the bottom of the reaction cup, and a certain distance is reserved between the outer wall of the reagent needle and the inner wall of the reaction cup, so that the outer wall of the reagent needle is prevented from being polluted and the like. In addition, the inner surface of the bottom of the lower cup body is a plane, so that the liquid quantity for testing can be reduced, less reagents are used, the cost is saved, and the like.
Drawings
FIG. 1 is a schematic sectional view showing a reaction cup in one embodiment;
FIG. 2 is a schematic view of the cuvette in an optical test position according to an embodiment;
FIG. 3 is a schematic view of a reagent needle piercing into the bottom of a reaction cup in one embodiment;
FIG. 4 is a diagram illustrating the clamping of a cuvette by a robot in accordance with one embodiment.
Detailed Description
Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art. Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).
The present invention will be described in further detail with reference to the accompanying drawings.
The utility model relates to a reaction cup 1 holds samples such as sample and reagent when being used for samples such as analysis blood and urine.
In one embodiment, as shown in FIG. 1, a reaction cup 1 has a cup body 2, a bottom 4 at a lower end of the cup body 2, and an opening 3 at an upper end of the cup body 2. The sample is injected into the cuvette 1 through the opening 3. As shown in the figure, the inner surface 4a of the bottom 4 is flat and is horizontal when the reaction cup 1 is placed in an upright state, so that the total liquid amount used in the detection can be reduced, the reagent consumption is reduced, and the cost is saved. Wherein, the reaction cup 1 can be made of colorless transparent material (such as resin).
In one embodiment, as shown in FIG. 1, cup 2 includes a lower cup 5 on the side of bottom 4, an upper cup 6 on the side of opening 3, and a transition cup 7 between lower cup 5 and upper cup 6. As shown in fig. 1, the cross-section of the upper cup 6 is circular, and the cross-sections of the inner wall and the outer wall of the lower cup 5 are also circular. Thus, when the reaction cup is placed in the optical test position, the reaction cup can be placed in any direction without influencing the optical detection result. The lower cup 5 is a portion irradiated with the measuring light in the detector of the analyzer, and has light transmittance.
Wherein, the diameter of the cross section of the inner wall of the upper cup body 6 is larger than that of the cross section of the inner wall of the lower cup body 5. As the total liquid level of the sample to be detected needs to be higher than the upper edge of the detection light spot, the cross section of the inner wall of the lower cup body 5 is small, the total liquid amount to be detected can be reduced as much as possible, and the purpose of saving reagent is achieved. Meanwhile, the cross section of the inner wall of the upper cup body 6 is larger, so that the reagent needle 9 can penetrate into the bottom of the reaction cup 1 when adding a reagent into the reaction cup, and meanwhile, enough allowance can be left between the outer wall of the reagent needle and the inner wall of the reaction cup, as shown in fig. 3. On the other hand, the thicker cup body 1 can ensure that the maximum liquid amount which can be added when the reaction cup is used for other purposes is enough.
In one embodiment, the inner wall 7a of the transition cup 7 is circular in cross-section, connecting the inner wall of the upper cup and the inner wall of the lower cup.
In one embodiment, the inner wall and the outer wall of the lower cup body 5 are both cylindrical structures; the cylindrical structure includes cylindrical structures that are within an acceptable tolerance (e.g., within an allowable tolerance) present during the machining process. Thus, when the optical test site is placed, the optical test site can be placed in any direction without influencing the optical detection result.
In one embodiment, the inner wall 7a of the transition cup 7 is a tapered inner wall 7a of a conical cup (or truncated conical cup) 7 symmetrical about the central axis 101 of the reaction cup 1, connecting the inner wall of the upper cup 6a and the inner wall 5a of the lower cup, and the inner wall of the upper cup and the inner wall of the lower cup are smoothly transited.
In one embodiment, the inner wall of upper cup 6 is of cylindrical configuration. Other structures with circular cross sections can be selected according to requirements.
In one embodiment, the outer wall of upper cup 6 may also be of cylindrical configuration. Other configurations may be selected as desired.
In one embodiment, the reaction cup is generally rotationally symmetric about a central axis 101. Thus, when the optical test site is placed, the optical test site can be placed in any direction without influencing the optical detection result.
In one embodiment, the upper cup 6 includes a flange 6d disposed near the opening for gripping by the robot when the cuvette 1 is transported, and the flange 6d cooperates with a corresponding structure of the robot 10 to allow the robot 10 to smoothly grip the cuvette 1.
In one embodiment, the cuvette 1 is placed in the test position 8, and when performing the optical inspection, a portion of the upper portion of the cuvette 1, i.e., the opening side of the upper cup 6, may be located above the test position hole, so that the cuvette can be held by the robot. The upper cup body 6 of the reaction cup has transparency, and ambient light enters the reaction cup through the upper cup body part above the test hole and is reflected and refracted back and forth inside the reaction cup, so that the result of optical detection can be influenced. Thus, the upper cup 6 includes a light blocking portion or a light absorbing portion.
In one embodiment, at least a portion of the open side of upper cup 6 includes the light blocking or absorbing portion, and the inner and/or outer surfaces of the portion of upper cup 6 protruding above the test site hole (including flange 6d) may be treated to absorb light of various wavelengths, such as frosted, engraved, spark-lined, painted colors (e.g., black-like colors, etc.). And simultaneously, the utility model discloses be not limited to this, still can adopt other modes to form light-blocking portion or light-absorbing portion, if make light-absorbing portion etc. with the raw materials resin dyeing of preparation.
In one embodiment, the reaction cup 1 is colorless and transparent except for the light blocking part or the light absorbing part. The utility model discloses be not limited to this, except that at least lower cup 5 must have the light transmissivity for carrying out the optical detection other parts except that light-blocking portion or light-absorbing portion, other parts except that reaction cup 1 also can not be colorless transparent.
In another embodiment, referring to FIG. 1, the reaction cup has a cup body 2, a bottom 4 at a lower end of the cup body 2, and an opening 3 at an upper end of the cup body 2. The cup body 2 comprises a lower cup body 5 on the side of the bottom 4 and an upper cup body 6 on the side of the opening 3. The cross section of the inner wall of the upper cup body 6 is circular. The lower cup body 5 is positioned at the bottom side and is irradiated by measuring light, and the inner wall and the outer wall of the lower cup body are both cylindrical structures. The lower cup 5 is a portion irradiated with the measuring light in the detector of the analyzer, and has light transmittance. Thus, at least the lower cup 5, i.e., the optical test portion of the cuvette, is rotationally symmetric along the axis 101, so that it can be placed in any orientation without affecting the optical test result when the optical test site is placed.
Wherein, the diameter of the cross section of the inner wall of the upper cup body 6 is larger than that of the cross section of the inner wall of the lower cup body 5. Therefore, the cross section of the inner wall of the lower cup body 5 is small, and the total liquid amount to be detected can be reduced as much as possible, so that the purpose of saving reagents is achieved. Meanwhile, the cross section of the inner wall of the upper cup body 6 is larger, so that the reagent needle can penetrate into the bottom of the reagent needle when the reagent needle adds a reagent into the reaction cup, and meanwhile, enough margin can be left between the outer wall of the reagent needle and the inner wall of the reaction cup, as shown in fig. 3.
In one embodiment, the reaction cup further comprises: the cross section of the inner wall 7a of the transition cup body 7 is circular, and the inner wall of the upper cup body is connected with the inner wall of the lower cup body.
In one embodiment, the inner wall 7a of the transition cup 7 is a conical cup (or a truncated cone shaped cup) which is symmetrical about the central axis of the reaction cup 1, the conical inner wall 7a of the transition cup 7 connects the inner wall of the upper cup 6a and the inner wall 5a of the lower cup, and the transition between the inner wall of the upper cup and the inner wall of the lower cup is smooth.
In one embodiment, the inner surface 4a of the bottom 4 is flat and horizontal when the cuvette 1 is placed in an upright position, so that the total amount of liquid used for detection can be reduced, the amount of reagents used can be reduced, and the cost can be reduced.
In one embodiment, the inner wall of upper cup 6 is of cylindrical configuration. Other structures with circular cross sections can be selected according to requirements.
In one embodiment, the outer wall of upper cup 6 may also be of cylindrical configuration. Other configurations may be selected as desired.
In one embodiment, reaction cup 1 is generally rotationally symmetric about central axis 101. Thus, when the optical test site is placed, the optical test site can be placed in any direction without influencing the optical detection result.
In one embodiment, the upper cup 6 includes a flange 6d provided near the opening for the robot to hold when the cuvette 1 is transported, and the flange cooperates with a corresponding structure of the robot to allow the robot to smoothly hold the cuvette 1.
In one embodiment, as shown in FIG. 2, the cuvette 1 is placed in the test position 8, and when performing the optical inspection, a portion of the upper portion of the cuvette 1, i.e., the open side of the upper cup 6, may be located above the test position plane, so that the cuvette can be held by the robot. The upper cup body 6 of the reaction cup has transparency, and ambient light enters the reaction cup through the upper cup body part above the test bit plane and is reflected and refracted back and forth inside the reaction cup, so that the result of optical detection can be influenced. Thus, the upper cup 6 includes a light blocking portion or a light absorbing portion, so that the optical transmittance of the upper cup is lower than that of the lower cup.
In one embodiment, at least a portion of the open side of upper cup 6 includes the light blocking or absorbing portion, and the inner and/or outer surfaces of the portion of upper cup 6 protruding above the test site hole (including flange 6d) may be treated to absorb light of various wavelengths, such as frosted, engraved, spark-lined, painted colors (e.g., black-like colors, etc.). And simultaneously, the utility model discloses be not limited to this, still can adopt other modes to form light-blocking portion or light-absorbing portion, if make light-absorbing portion etc. with the raw materials resin dyeing of preparation.
In one embodiment, the reaction cup 1 is not colorless and transparent except for the light blocking part or the light absorbing part. The utility model discloses be not limited to this, except that at least lower cup 5 must have the light transmissivity for carrying out the optical detection other parts except that light-blocking portion or light-absorbing portion, other parts except that reaction cup 1 also can not be colorless transparent.
It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.
Claims (19)
1. A reaction cup having an opening, comprising: the upper cup body is positioned on the opening side, and the cross section of the inner wall of the upper cup body is circular; the lower cup body is positioned at the bottom side and is irradiated by fixed light, and the cross sections of the inner wall and the outer wall of the lower cup body are both circular; the inner diameter of the upper cup body is larger than that of the lower cup body, and the inner surface of the bottom of the lower cup body is a plane.
2. The reaction cup of claim 1, further comprising: the cross section of the inner wall of the transition cup body is circular and is connected with the inner wall of the upper cup body and the inner wall of the lower cup body.
3. The reaction cup of claim 2 wherein the transition cup interior wall is a tapered interior wall.
4. A reaction cup according to any of claims 1 to 3 wherein the inner and outer walls of the lower cup body are of cylindrical configuration.
5. The reaction cup of claim 1 wherein said upper cup body includes a flange disposed adjacent said opening.
6. The reaction cup of claim 1, wherein the upper cup body comprises a light blocking portion or a light absorbing portion.
7. A reaction cup according to claim 6, wherein at least a part of the cup body on the opening side of the upper cup body includes the light blocking portion or the light absorbing portion.
8. The reaction cup as claimed in any of claims 6 to 7, wherein the light blocking portion comprises a frosted or textured pattern.
9. A reaction cup according to any of claims 6 to 7 wherein the light absorbing portion comprises a black colour.
10. The reaction cup of claim 9 wherein said light absorbing portion is painted a black color.
11. The reaction cup as claimed in claim 6, wherein at least a part of the inner surface and/or the outer surface of the upper cup body is surface-treated to form the light blocking part and the light absorbing part.
12. The reaction cup of claim 4, wherein the inner wall of the upper cup body is of a cylindrical structure.
13. A reaction cup having an opening, comprising: the upper cup body is positioned on the opening side, and the cross section of the inner wall of the upper cup body is circular; the lower cup body is positioned at the bottom side and is irradiated by fixed light, and the inner wall and the outer wall of the lower cup body are both cylindrical structures; wherein, the internal diameter of upper cup is greater than the internal diameter of lower cup.
14. The reaction cup of claim 13, further comprising a transition cup body having an inner wall with a circular cross-section connecting the inner wall of the upper cup body and the inner wall of the lower cup body.
15. The reaction cup of claim 14 wherein the transition cup body interior wall is a tapered interior wall.
16. The reaction cup of claim 13, wherein the inner wall of the upper cup body is of a cylindrical configuration.
17. The reaction cup of claim 16 wherein the bottom interior surface of the lower cup body is planar.
18. A reaction cup according to any of claims 13 to 17 wherein the outer wall of the upper cup body is of cylindrical configuration.
19. The reaction cup of claim 13, wherein the upper cup body comprises a light blocking portion or a light absorbing portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921433531.4U CN211706821U (en) | 2019-08-30 | 2019-08-30 | Reaction cup with opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921433531.4U CN211706821U (en) | 2019-08-30 | 2019-08-30 | Reaction cup with opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211706821U true CN211706821U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921433531.4U Active CN211706821U (en) | 2019-08-30 | 2019-08-30 | Reaction cup with opening |
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|---|---|
| CN (1) | CN211706821U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114280035A (en) * | 2021-12-02 | 2022-04-05 | 泰州欣康生物技术有限公司 | Rotary chemiluminescence protein chip |
-
2019
- 2019-08-30 CN CN201921433531.4U patent/CN211706821U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114280035A (en) * | 2021-12-02 | 2022-04-05 | 泰州欣康生物技术有限公司 | Rotary chemiluminescence protein chip |
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Effective date of registration: 20220615 Address after: 518057 the 1-4 floor of MINDRAY building, science and technology south twelve Road, Nanshan District high tech Industrial Park, Shenzhen, Guangdong. Patentee after: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd. Patentee after: Beijing Mindray Medical Instrument Co., Ltd Address before: 518057 the 1-4 floor of MINDRAY building, science and technology south twelve Road, Nanshan District high tech Industrial Park, Shenzhen, Guangdong. Patentee before: SHENZHEN MINDRAY BIO-MEDICAL ELECTRONICS Co.,Ltd. Patentee before: Beijing shenmeirui Medical Electronic Technology Research Institute Co., Ltd |