CN217384910U - Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions - Google Patents

Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions Download PDF

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Publication number
CN217384910U
CN217384910U CN202220175618.1U CN202220175618U CN217384910U CN 217384910 U CN217384910 U CN 217384910U CN 202220175618 U CN202220175618 U CN 202220175618U CN 217384910 U CN217384910 U CN 217384910U
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central column
hole
enrichment
cup body
spring
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CN202220175618.1U
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于修安
郭其新
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Xiamen Sciendox Biological Technology Co ltd
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Xiamen Sciendox Biological Technology Co ltd
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Abstract

The specimen processing device with the enrichment, hole-concentration, uniform-mixing and centrifugal filtration functions comprises a cup body, a cover component, a filtering component, a central column and a spring which are matched with each other; wherein, a supporting frame is arranged in the cup body, and a central column is arranged in the supporting frame and moves up and down along the inner wall of the supporting frame; a cavity is formed at the lower part of the central column, two sealing pieces are arranged at the matching part of the central column and the inner wall of the support frame, and a radial communicating hole is formed between the two sealing pieces on the central column and communicated with the cavity; the filter assembly is clamped at the upper part of the central column and moves integrally with the central column, an enrichment hole is formed between the filter assembly and the cup body, and when the central column moves upwards, the communicating hole is communicated with the enrichment hole to guide filtrate into the cavity of the central column and flow into the liquid taking test tube; the spring is sleeved at the outer edge of the central column, and the upper end and the lower end of the spring are propped against between the central column and the cup body supporting frame; greatly improving the adult detection rate, and hermetically filtering and storing.

Description

Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions
The technical field is as follows:
the utility model relates to a biological medicine field is related to a check out test set, concretely relates to has enrichment cave collection mixing centrifugation sample processing apparatus.
The background art comprises the following steps:
in the specimen detection equipment, there is a bottom control type filter device as shown in fig. 1, which is composed of 1, an upper sealing plug, 2, a cover, 3, a cup body, 4, filter screens 1, 5, a central column, 6, a sealing plug, 7, a spring, 8, a drainage piece, 9, a bottom cover, 10, a sampling spoon, 11 and a filter screen 2; the filter equipment of above-mentioned structure, in operation, take off the lid earlier and add the sample in the cup, cover the lid again and take off the bottom, add the liquid needle through the puncture and pass the sealing plug and add liquid toward the cup in, through the rotary mode mixing, use the test tube to withstand the drainage piece and up move, sample liquid passes through the filter screen, center post and drainage piece flow to the test tube, tak away the test tube that is equipped with sample liquid again, the filtration process filters through mixed liquid action of gravity, the adult that floats on liquid upper portion is because can up move about just be difficult to filter out, lead to the missed-detection condition, the very big detectable rate that influences the adult.
The utility model has the following contents:
to the defect that exists among the prior art, the utility model provides a have enrichment cave collection mixing centrifugation and filtration sample processing apparatus, through increasing the enrichment cave, the adult relevance ratio that greatly improves, airtight filtration, airtight save.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the specimen processing device with the enrichment, hole-concentration, uniform-mixing and centrifugal filtration functions comprises a cup body, a cover component, a filtering component, a central column and a spring which are matched with each other; wherein, a supporting frame is arranged in the cup body, and a central column is arranged in the supporting frame and moves up and down along the inner wall of the supporting frame; a cavity is formed at the lower part of the central column, two sealing pieces are arranged at the matching part of the central column and the inner wall of the support frame, and a radial communicating hole is formed between the two sealing pieces on the central column and communicated with the cavity; a pressing sheet is clamped at the top of the central column and moves integrally along with the central column, the filtering component is arranged above the central column, and an enrichment hole is formed between the cup body supporting frame and the pressing sheet and the outer edge of the central column outside the filtering component; when the central column moves upwards, the communicating hole is communicated with the enrichment hole to lead the filtrate into the cavity of the central column and flow into the liquid taking test tube; the spring is sleeved at the outer edge of the central column, and the upper end and the lower end of the spring are propped against between the central column and the cup body supporting frame.
Furthermore, the support frame in the cup body is a partition plate, and a cylindrical through hole is formed downwards in the middle of the support frame; the central column is arranged in the cylindrical through hole, two sealing pieces are arranged between the outer edge of the central column and the inner wall of the through hole, the top of the central column extends out of the through hole to form a clamping groove, and the pressing sheet is clamped in the clamping groove and fixed; the bottom of the central column extends outwards to form a support rod; the spring is sleeved on the outer edge of the central column, the top of the spring is propped against the partition plate, and the bottom of the spring is propped against the supporting rod.
Further, filtering component is the filter screen, and the filter screen is U-shaped network structure, goes up along the top to support at the cup inner wall, and lower edge is fixed in the draw-in groove of center post through the preforming chucking, forms the enrichment cave between U-shaped filter screen and cup inner wall and holds the filtrate after the filter screen filters.
Furthermore, the filter component is a filter cartridge and is fixed in the cup body above the pressing sheet, and filtrate flows out of the filter screen of the filter cartridge under the action of rotating centrifugal force and enters an enrichment hole formed between the support frame of the cup body and the pressing sheet and the outer edge of the central column.
Furthermore, the upper surface of the pressing sheet upwards forms a convex column to ensure that the convex column props against the bottom of the filter cylinder when the central column moves upwards.
Further, the lid subassembly includes lid and the sealed pad of mutually supporting, and the lid is established on cup upper portion soon, and it has the through-hole to open in the middle of the lid, and sealed pad setting blocks up the through-hole between lid and cup upper edge.
Adopt above-mentioned technical scheme, the utility model discloses an increase the enrichment cave, filter the adult in the cup to the enrichment cave with centrifugal mode in, up withstand center post and compression spring through the test tube when liquid is used to needs again, in the application liquid in the enrichment cave and the cup use liquid filter the test tube under the effect of gravity, the overall process is all accomplished under airtight. The adult detection rate is greatly improved, the situation that the adult floats in the mixed liquid and can not be filtered out through dead weight is avoided, the filtration is carried out in a closed mode, and the filtered sample liquid is stored in an enrichment hole and stored in a closed mode.
Description of the drawings:
the accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a schematic diagram of a prior art structure of the present invention;
FIG. 2 is a schematic view of an embodiment of the present invention;
fig. 3 is a schematic external view of a first embodiment of the present invention;
fig. 4 is a schematic operation diagram according to a first embodiment of the present invention;
FIG. 5 is a schematic structural view of a second embodiment of the present invention;
fig. 6 is a schematic operation diagram of a second embodiment of the present invention.
The specific implementation mode is as follows:
in order to make the technical problems, technical solutions and advantageous effects of the present invention to be solved clearer and more obvious, the present invention is further explained in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 2-6, it is an embodiment of the present invention.
The specimen treatment device with the functions of enriching, uniformly mixing and centrifugally filtering comprises a cup body 1, a cover component 2, a filtering component 3, a central column 4 and a spring 5 which are matched with each other; wherein, a supporting frame 11 is arranged in the cup body 1, and the central column 4 is arranged in the supporting frame 11 and moves up and down along the inner wall of the supporting frame; a cavity 41 is formed at the lower part of the central column 4, two sealing pieces 6 are arranged at the matching part of the central column and the inner wall of the support frame, and a radial communicating hole 42 is formed between the two sealing pieces on the central column 4 and communicated with the cavity 41; a pressing sheet 7 is clamped at the top of the central column 4 and moves integrally with the central column 4, the filter component 3 is arranged above the central column 4, and an enrichment hole A is formed between the cup body support frame 11 and the pressing sheet 7 and the outer edge of the central column 4 outside the filter component; when the central column 4 moves upwards, the communicating hole 42 is communicated with the enrichment hole A, and the filtrate is guided into the central column cavity 41 and flows into the liquid taking test tube; the spring 5 is sleeved on the outer edge of the central column 4, and the upper end and the lower end of the spring 5 are propped against between the central column 4 and the cup body support frame 11.
A support frame 11 in the cup body 1 is a partition plate, and a cylindrical through hole 12 is formed downwards in the middle; the central column 4 is arranged in the cylindrical through hole 12, two sealing elements 6 are arranged between the outer edge of the central column 4 and the inner wall of the through hole, the top of the central column 4 extends out of the through hole and forms a clamping groove 43, and the pressing sheet 7 is clamped in the clamping groove 43 and fixed; the bottom of the central column 4 extends outwards to form a strut 44; the spring 5 is sleeved on the outer edge of the central column 4, the top of the spring is propped against the partition plate, and the bottom of the spring is propped against the supporting rod 44.
The cover component 2 comprises a cover 21 and a sealing gasket 22 which are matched with each other, the cover 21 is arranged on the upper portion of the cup body 1 in a rotating mode, a through hole 211 is formed in the middle of the cover, and the sealing gasket 22 is arranged between the cover 21 and the upper edge of the cup body 1 to seal the through hole 211.
In a specific example, as shown in fig. 2-4, in the first embodiment, the filtering component 3 is a filtering net, the filtering net is a U-shaped net structure, the upper edge of the filtering net abuts against the inner wall of the cup body, the lower edge of the filtering net is clamped in the clamping groove of the central column through the pressing sheet 7 and fixed, and an enrichment cavity is formed between the U-shaped filtering net and the inner wall of the cup body to accommodate the filtered liquid after being filtered by the filtering net.
During installation, the O-shaped ring (sealing element 6) is installed in the clamping groove of the central column, the spring is sleeved on the outer surface of the central column and is arranged at the bottom of the cup body together, the upper end of the spring props against the bottom of the cup body partition plate, the lower end of the spring props against the supporting rod part of the central column, the filter screen and the pressing sheet are placed from the top of the cup body and are buckled with the clamping groove at the top of the central column, and finally the cover is covered on the cup body.
As shown in fig. 5-6, the filter assembly 3 is a filter cartridge, and is fixed in the cup body above the pressing plate 7, and the filtrate flows out of the filter screen of the filter cartridge under the action of the centrifugal force and enters into an enrichment cavity a formed between the support frame of the cup body and the pressing plate and the outer edge of the center post; the upper surface of the pressing sheet 7 is upwards formed with a convex column 71 to ensure that the convex column is propped against the bottom of the filter cylinder when the central column moves upwards.
During installation, the O-shaped ring (sealing element 6) is installed in the clamping groove of the central column, the spring is sleeved on the outer surface of the central column and is installed at the bottom of the cup body together, the upper end of the spring props against the bottom of the partition plate of the cup body, the lower end of the spring props against the supporting rod part of the central column, the pressing sheet is placed from the top of the cup body and is buckled with the clamping groove at the top of the central column, the filter cartridge is fixed on the upper part of the cup body, and finally the cover is covered on the cup body.
The working process is as follows: taking down the cover, putting a sample to be detected into the cup body, and then covering the cover; a puncture liquid feeding needle penetrates through the middle sealing plug of the cover to feed various liquids into the cup body; uniformly mixing the sample and the liquid in the cup body in a rotating and uniformly mixing mode, and filtering the imagoes floating in the mixed liquid in the cup body to an enrichment space A under the action of rotating centrifugal force; when needs use sample liquid, withstand central column bottom branch and compression spring with test tube 7 and up remove, until filtering off and use liquid, the mixed liquid that has the adult in enrichment cave A this moment and the mixed liquid in the cup all flows to test tube 8 through the central post in the action of gravity, moves down when the test tube, and the central post is reset by the spring, and remaining application liquid is preserved in the cup, makes things convenient for reuse.
The working principle is as follows: the mixed liquid in the cup body is uniformly mixed through rotating centrifugal force, the worms in the mixed liquid are filtered into an enrichment hole A through the centrifugal force, and the application liquid in the enrichment hole and the mixed liquid in the cup body are filtered into a test tube by using the test tube to upwards support against a central column and a compression spring.
The utility model discloses an increase the enrichment cave, filter the adult in the cup to the enrichment cave with centrifugal mode in, again through the test tube up withstand center post and compression spring when liquid is used to needs, the application liquid in the enrichment cave and the cup in the application liquid filters the test tube under the effect of gravity in, the overall process all accomplishes under airtight. The adult detection rate greatly improved, avoided adult to float and can't pass through the dead weight and filter in the mixed solution, airtight filtration, the sample liquid that has filtered is deposited in enrichment cave, airtight preservation.
While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (6)

1. Have enrichment cave collection mixing centrifugation sample processing apparatus, its characterized in that: comprises a cup body, a cover component, a filter component, a central column and a spring which are mutually matched; wherein, a supporting frame is arranged in the cup body, and a central column is arranged in the supporting frame and moves up and down along the inner wall of the supporting frame; a cavity is formed at the lower part of the central column, two sealing pieces are arranged at the matching part of the central column and the inner wall of the support frame, and a radial communicating hole is formed between the two sealing pieces on the central column and communicated with the cavity; a pressing sheet is clamped at the top of the central column and moves integrally along with the central column, the filtering component is arranged above the central column, and an enrichment hole is formed between the cup body supporting frame and the pressing sheet and the outer edge of the central column outside the filtering component; when the central column moves upwards, the communicating hole is communicated with the enrichment hole to guide the filtrate into the cavity of the central column and flow into the liquid taking test tube; the spring is sleeved at the outer edge of the central column, and the upper end and the lower end of the spring are propped between the central column and the cup body supporting frame.
2. The specimen processing apparatus with the functions of enrichment, hole-concentration, mixing, centrifugation and filtration of claim 1, wherein: the support frame in the cup body is a partition plate, and a cylindrical through hole is formed downwards in the middle of the support frame; the central column is arranged in the cylindrical through hole, two sealing elements are arranged between the outer edge of the central column and the inner wall of the through hole, the top of the central column extends out of the through hole to form a clamping groove, and the pressing sheet is clamped in the clamping groove for fixing; the bottom of the central column extends outwards to form a support rod; the spring is sleeved on the outer edge of the central column, the top of the spring is propped against the partition plate, and the bottom of the spring is propped against the supporting rod.
3. The specimen processing apparatus with the functions of enrichment, hole-concentration, mixing, centrifugation and filtration of claim 2, wherein: the filter component is the filter screen, and the filter screen is U-shaped network structure, goes up along the top to support at the cup inner wall, and lower edge is fixed in the draw-in groove internal fixation of center post through the preforming chucking, forms the enrichment cave between U-shaped filter screen and cup inner wall and holds the filtrate after the filter screen filters.
4. The specimen processing apparatus with the functions of enrichment, hole-concentration, mixing, centrifugation and filtration according to claim 2, wherein: the filter component is a filter cartridge and is fixed in the cup body and positioned above the pressing sheet, and the filtrate flows out of the filter screen of the filter cartridge under the action of rotating centrifugal force and enters a concentration hole formed between the support frame of the cup body and the pressing sheet and the outer edge of the central column.
5. The apparatus of claim 4 for processing the specimen with the functions of enrichment, homogenization, centrifugation and filtration, which comprises: the upper surface of the pressing sheet upwards forms a convex column to ensure that the convex column is propped against the bottom of the filter cylinder when the central column moves upwards.
6. The specimen processing apparatus with enrichment, well-mixing, centrifugation and filtration functions of claim 1, 2, 3, 4 or 5, wherein: the lid subassembly is including the lid and the sealed pad of mutually supporting, and the lid is established on cup upper portion soon, and it has the through-hole to open in the middle of the lid, and sealed pad setting blocks up the through-hole between lid and cup upper edge.
CN202220175618.1U 2022-01-21 2022-01-21 Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions Active CN217384910U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220175618.1U CN217384910U (en) 2022-01-21 2022-01-21 Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220175618.1U CN217384910U (en) 2022-01-21 2022-01-21 Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions

Publications (1)

Publication Number Publication Date
CN217384910U true CN217384910U (en) 2022-09-06

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Application Number Title Priority Date Filing Date
CN202220175618.1U Active CN217384910U (en) 2022-01-21 2022-01-21 Specimen processing device with enrichment, cave collection, mixing, centrifugation and filtration functions

Country Status (1)

Country Link
CN (1) CN217384910U (en)

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