CN210090480U - Sampling device for full-automatic biochemical analyzer - Google Patents
Sampling device for full-automatic biochemical analyzer Download PDFInfo
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- CN210090480U CN210090480U CN201920594478.XU CN201920594478U CN210090480U CN 210090480 U CN210090480 U CN 210090480U CN 201920594478 U CN201920594478 U CN 201920594478U CN 210090480 U CN210090480 U CN 210090480U
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- rotary switch
- sealing cover
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Abstract
The utility model relates to a full-automatic sampling device for biochemical analyzer, include, container housing open-top, the lower limb of sealed lid falls on container housing's top, the inside ball-shaped cavity that sets up of sealed lid one end, the upper surface and the lower surface of sealed lid set up a first sample through-hole respectively, the inside spherical rotary switch of predetermineeing in the ball-shaped cavity, rotary switch sets up cylindrical second sample logical groove along the direction of diameter, rotary switch's lateral wall sets up the control rod, the control rod is perpendicular with second sample logical groove, the control rod stretches out sealed lid and is connected with first speed reducer, first motor in proper order; the reagent dish comprises reagent disk body, rotation axis, and the bottom that the rotation axis stretches out the vessel shell is connected with second speed reducer, second motor in proper order, and the bottom lateral wall lateral surface of reagent disk body extends to the side and forms annular baffle, and annular baffle encloses into the seal chamber with the inside wall of vessel shell, and the lateral wall in seal chamber sets up two relative water inlets and delivery port respectively.
Description
Technical Field
The disclosure relates to a sealing reagent tray for a full-automatic biochemical analyzer and a sampling device thereof.
Background
The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.
The full-automatic biochemical analyzer is a device which automatically operates the steps of sampling, mixing, warm bath, detection, result calculation, display, result printing and the like in the original manual operation process, a plurality of reagent bottles are placed in a reagent tray of the full-automatic biochemical analyzer, the reagent bottles are placed in an open manner, a sampling needle is convenient to sample, each reagent has a quality guarantee period and bottle opening stability, and physical and chemical properties such as PH and the like of the reagent can be continuously changed along with contact with air, so that the accuracy of a detection result is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above problems in the prior art, it is an object of the present disclosure to provide a sampling device for a fully automatic biochemical analyzer.
In order to solve the above technical problem, the technical scheme of the present disclosure is:
a sampling device for a full-automatic biochemical analyzer comprises,
the reagent disk container comprises a container shell and a sealing cover, wherein the container shell is of a cylindrical structure, the top of the container shell is open, the lower edge of the sealing cover falls on the top of the container shell, a spherical cavity is arranged in one end of the sealing cover, a first sampling through hole is respectively arranged on the upper surface and the lower surface of the sealing cover, a connecting line of the two first sampling through holes passes through the center of the spherical cavity and is perpendicular to the sealing cover, a spherical rotary switch is preset in the spherical cavity, the diameter of the rotary switch is the same as that of the spherical cavity, the connecting line of the centers of the two first sampling through holes passes through the center of the rotary switch, a cylindrical second sampling through groove is arranged in the diameter direction of the rotary switch, the cross section diameter of the cylindrical second sampling through groove is the same as that of the first sampling through holes, a control rod is arranged on the outer side wall of the, The first motor is connected, and a first groove is formed in the inner side wall of the container shell;
the reagent dish, be located the reagent dish container, by the reagent disk body, the rotation axis is constituteed, the lateral wall at the rotation axis is fixed to the reagent disk body, the bottom sealing connection of rotation axis and reagent dish container, the bottom that the rotation axis stretches out the vessel casing in proper order with the second speed reducer, the second motor is connected, the bottom lateral wall lateral surface of reagent disk body extends to form annular baffle, annular baffle stretches into in the first recess, annular baffle encloses into the seal chamber with the inside wall of vessel casing, the lateral wall in seal chamber sets up two relative water inlets and delivery port respectively.
The reagent dish of this disclosure compares in current reagent dish realized the sealed of reagent dish, container shell and sealed lid are sealed the back, rotary switch's second sample logical groove aligns with the first sample through-hole of sealed lid, the sample needle tubing gets into the inside sample of reagent dish container, the sample needle tubing stretches out the rotatory first sample through-hole that makes of the first motor of reagent dish container after the sample is accomplished and closes, the closure in the sample process has been realized, the problem of the a large amount of air of getting into in the sample process has been avoided, can fill the cooling that the circulating water helps the reagent dish in the sealed intracavity of reagent dish bottom, and then reduce biochemical reagent's temperature, simultaneously, can maintain biochemical reagent under the condition that needs pause the sample and deposit the low temperature condition that needs.
The beneficial effect of this disclosure:
the rotary switch is preset in the sealing cover, so that the stability of the rotary switch is improved, the first motor and the first speed reducer enable the rotary switch to realize speed control of rotation, and automatic switching is realized;
the sealed cavity arranged in the reagent tray can ensure the low-temperature preservation of the biochemical reagent under the condition of suspension, and the preservation time of the biochemical reagent is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
FIG. 1 is a schematic view of a sampling device according to the present disclosure;
FIG. 2 is a schematic view of the sampling device of the present disclosure after being combined with a sampling needle;
FIG. 3 is a schematic structural diagram of a rotary switch according to the present disclosure;
the device comprises a container shell, a sealing cover, a rotary switch, a reagent disk body, a rotating shaft, a sampling needle tube, a first sealing glue layer, a second sealing glue layer, a reagent bottle, a reagent disk body, a water tank, a switch valve, a recovery box, a second sampling through groove, a control rod, a first motor, a second motor, a first speed reducer, a reagent bottle, a water tank, a switch valve, a recovery box, a second sampling through groove, a control rod, a second motor, a first speed reducer, a second speed reducer, a sealing cavity, a second speed reducer, a ring-shaped baffle.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
A sampling device for a full-automatic biochemical analyzer comprises,
a reagent disk container comprises a container shell 1 and a sealing cover 2, wherein the container shell 1 is of a cylindrical structure and is provided with an opening at the top, the lower edge of the sealing cover 2 falls on the top of the container shell 1, a spherical cavity is arranged in one end of the sealing cover 2, the upper surface and the lower surface of the sealing cover 2 are respectively provided with a first sampling through hole, the connecting line of the two first sampling through holes is perpendicular to the sealing cover through the center of the spherical cavity, a spherical rotary switch 3 is preset in the spherical cavity, the diameter of the rotary switch 3 is the same as that of the spherical cavity, the connecting line of the centers of the two first sampling through holes passes through the center of the rotary switch, the rotary switch 3 is provided with a cylindrical second sampling through groove 13 along the diameter direction, the section diameter of the cylindrical second sampling through groove 13 is the same as that of the first sampling through holes, the outer side wall of the rotary switch 3 is, the control rod 14 extends out of the sealing cover 2 and is sequentially connected with a first speed reducer 16 and a first motor 15;
the reagent dish, be located the reagent dish container, by reagent disk body 4, rotation axis 5 constitutes, reagent disk body 4 fixes the lateral wall at rotation axis 5, rotation axis 5 and the bottom sealing connection of reagent dish container, rotation axis 5 stretches out the bottom of vessel shell 1 and in proper order with second speed reducer 18, second motor 17 is connected, the bottom lateral wall of reagent disk body 4 extends to the side and forms annular baffle 20, annular baffle stretches into in the first recess, annular baffle 20 encloses into seal chamber 19 with the inside wall of vessel shell 1, the lateral wall of seal chamber 19 sets up two relative water inlets and delivery port respectively.
The structure of the sampling needle and the liquid transferring structure connected with the sampling needle of the multifunctional analyzer is referred to the structure in the patent 201120370089.2, and the details are not repeated here. The automatic sampling of the sampling needle is realized. The sampling needle automatically extends into the reagent tray container and automatically extends out of the reagent tray container.
The diameter less than or equal to the diameter of first sample through-hole of sample needle tubing 6, sample needle tubing 6 just can freely penetrate first sample through-hole and second sample logical groove 13 like this to because the diameter of syringe needle is less, the sample process can not pollute the syringe needle.
The position of the first sampling through hole is opposite to the opening of a reagent bottle or a test tube, and the reagent bottle or the test tube is fixed on the reagent tray body 4.
In some embodiments, a first layer of sealant 7 is disposed between the rotary switch 3 and the inside wall of the sealing cover.
The elastic rubber material can realize the sealing performance and the elasticity, the sampling needle tube 6 is likely to slightly incline, and the elastic material can avoid the collision of the sampling needle tube 6 and the sealing cover 2.
In some embodiments, the water inlet is connected to the water tank 10, the water outlet is connected to the recycling tank 12, and the pipeline connecting the water outlet to the recycling tank 12 is provided with a switch valve 11.
Sealed chamber 19 sets up water inlet and delivery port, can make 19 interior entering circulating water of sealed chamber, the circulating water that water tank 10 newly got into can make 19 of sealed chamber's temperature reduce, can make the temperature reduction of reagent dish simultaneously, and then reduce the temperature of reagent bottle, in the in-process of using, the water in the water tank 10 can be the lower water of temperature, also can select as required, play different cooling effect, can do its usefulness after the collection box 12 retrieves the circulating water, the circulating water does not receive the pollution in sealed chamber 19.
The upper surface of reagent disk body 4 is provided with test tube or reagent bottle that is used for holding the reagent, and lower surface, ring baffle 20 of reagent disk body 4 are the plastics material or for having waterproof coating's other materials, and the homoenergetic blocks water, and does not receive the influence of water to can the heat conduction, can make and carry out the heat conduction between the reagent bottle.
In some embodiments, the outer surface of the annular baffle 20 is stepped.
In some embodiments, the lower edge of the side edge of the sealing cover 2 extends downward to form a circular first protrusion 21 and a circular second protrusion 22, a circular second groove is disposed between the first protrusion 21 and the second protrusion 22, the first protrusion 21 is located inside the second protrusion 22, the second groove is in fit and snap-fit engagement with the top side wall of the container shell, and the inner surface of the second groove is provided with the second sealant layer 8.
According to the sealing cover, the annular groove of the sealing cover 2 is clamped with the container shell and sealed by the rubber layer, so that the sealing performance is improved.
In some embodiments, the first protrusion 21 is attached to the inner sidewall of the container housing 1, and the inner surface of the first protrusion 21 is provided with a stepped structure opposite to the ring-shaped baffle 20.
The opposing stepped configuration of the first protrusion 21 and the annular barrier 20 may further improve the sealing of the reagent disk container.
When reagent disk body was rotatory after annular baffle deepened first recess, annular baffle can be along with rotatory, but because annular baffle and vessel shell, first arch all does not meet, so vessel shell and first protruding homoenergetic remain static, guarantee the stability of whole container.
The first groove is positioned between the first bulge and the second bulge, and when the sealing cover is buckled, the sealing of the whole sampling device can be realized only by aligning the first groove with the side wall of the container shell.
As shown in fig. 1 and 2, the downward extension of the lower edge of the side edge of the sealing cover 2 can enable the spherical cavity to be positioned above the container shell 1, and the control rod 14 of the rotary switch 3 transversely extends out of the sealing cover 2, so that the rotary switch can be conveniently controlled outside the reagent disk container, and because the control rod 14 and the rotary switch 3 are of an integrated structure, the tight connection of the control rod 14 and the rotary switch 3 is beneficial to the control of the rotary switch 3 by the first motor 15 and the first speed reducer 16.
Meanwhile, after the first sample is sampled, the second motor 17 and the second reducer 18 control the reagent disk to rotate so that the next sample rotates to the position right below the first sampling through hole. The circulation can realize the sealed sampling of all samples on the reagent tray in sequence.
The sealing cover 2 cannot move due to the rotation of the reagent disk and the rotation of the rotary switch 3, the sealing cover 2 and the container shell 1 are not moved in the sampling process, and the sealing performance inside the container shell 1 is also ensured between the sealing cover 2 and the container shell 1.
As shown in fig. 1, the sealed cavity 19 is a cylindrical sealed cavity and is located between the reagent tray and the bottom of the container shell 1, water in the water tank 10 can contact with the bottom of the reagent tray body 4 and the annular baffle 20 after entering the sealed cavity 19, the water can contact with the whole bottom surface of the reagent tray body 4, and heat exchange can be carried out on the bottom surface of the whole reagent tray body 4, so that heat exchange can be carried out on reagent bottles above the reagent tray body 4, and the shelf life is prolonged.
The rotating shaft and the container shell are sealed through sealing grease, so that the hydrophobicity and the sealing property are improved.
The water pump is arranged on the pipeline connecting the water tank and the water inlet, so that water in the water tank can be pumped into the sealing cavity.
As shown in figure 2, the upper surface of the reagent tray body is provided with a groove, the reagent bottles can be clamped into the groove, so that the reagent bottles are in a stable state in the rotating process, when the sampling needle tube 6 enters the inside of the reagent tray container, the sampling needle tube can be just aligned with the bottle openings of the reagent bottles, and all the reagent bottles are opened in the measuring process.
As shown in fig. 3, the rotary switch 3 is a spherical body, a second sampling through groove 13 is provided in the spherical body, the sampling needle tube 6 is inserted into the reagent disk container when the second sampling through groove 13 faces the first sampling through hole, and the control rod 14 is rotated to make the second sampling through groove 13 not face the sampling port and seal the first sampling through hole when the sampling needle tube 6 needs to be taken out.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (6)
1. The utility model provides a full-automatic sampling device for biochemical analyzer which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the reagent disk container comprises a container shell and a sealing cover, wherein the container shell is of a cylindrical structure, the top of the container shell is open, the lower edge of the sealing cover falls on the top of the container shell, a spherical cavity is arranged in one end of the sealing cover, a first sampling through hole is respectively arranged on the upper surface and the lower surface of the sealing cover, the connecting line of the two first sampling through holes is perpendicular to the sealing cover through the center of the spherical cavity, a spherical rotary switch is preset in the spherical cavity, the diameter of the rotary switch is the same as that of the spherical cavity, the connecting line of the centers of the two first sampling through holes passes through the center of the rotary switch, a cylindrical second sampling through groove is arranged in the diameter direction of the rotary switch, the diameter of the cross section of the cylindrical second sampling through groove is the same as that of the first sampling through holes, a control rod is arranged on the outer side wall of, The first motor is connected, and a first groove is formed in the inner side wall of the container shell;
the reagent dish, be located the reagent dish container, by the reagent disk body, the rotation axis is constituteed, the lateral wall at the rotation axis is fixed to the reagent disk body, the bottom sealing connection of rotation axis and reagent dish container, the bottom that the rotation axis stretches out the vessel casing in proper order with the second speed reducer, the second motor is connected, the bottom lateral wall lateral surface of reagent disk body extends to form annular baffle, annular baffle stretches into in the first recess, annular baffle encloses into the seal chamber with the inside wall of vessel casing, the lateral wall in seal chamber sets up two relative water inlets and delivery port respectively.
2. The sampling device of claim 1, wherein: a first sealing glue layer is arranged between the rotary switch and the inner side wall of the sealing cover.
3. The sampling device of claim 1, wherein: the water inlet is connected with the water tank, the water outlet is connected with the recycling tank, and a switch valve is arranged on a pipeline connecting the water outlet and the recycling tank.
4. The sampling device of claim 1, wherein: the outer surface of the annular baffle is of a step-shaped structure.
5. The sampling device of claim 1, wherein: the lower edge of the side edge of the sealing cover extends downwards to form a first circular-ring-shaped bulge and a second circular-ring-shaped bulge, a second groove is formed between the first bulge and the second bulge, the first bulge is located on the inner side of the second bulge, the second groove is in matched clamping connection with the side wall of the top of the container shell, and a second sealing glue layer is arranged on the inner surface of the second groove.
6. The sampling device of claim 5, wherein: the first bulge is attached to the inner side wall of the container shell, and the inner surface of the bottom of the first bulge is provided with a stepped structure matched with the annular baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920594478.XU CN210090480U (en) | 2019-04-26 | 2019-04-26 | Sampling device for full-automatic biochemical analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920594478.XU CN210090480U (en) | 2019-04-26 | 2019-04-26 | Sampling device for full-automatic biochemical analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210090480U true CN210090480U (en) | 2020-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920594478.XU Expired - Fee Related CN210090480U (en) | 2019-04-26 | 2019-04-26 | Sampling device for full-automatic biochemical analyzer |
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| Country | Link |
|---|---|
| CN (1) | CN210090480U (en) |
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2019
- 2019-04-26 CN CN201920594478.XU patent/CN210090480U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |