CN112044487B - Blood transfer and separation integrator - Google Patents
Blood transfer and separation integrator Download PDFInfo
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- CN112044487B CN112044487B CN202010946321.6A CN202010946321A CN112044487B CN 112044487 B CN112044487 B CN 112044487B CN 202010946321 A CN202010946321 A CN 202010946321A CN 112044487 B CN112044487 B CN 112044487B
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- hole
- positioning gasket
- adjusting
- holes
- centrifugal tube
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0407—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles
- B04B5/0414—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles comprising test tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/02—Adapting objects or devices to another
- B01L2200/023—Adapting objects or devices to another adapted for different sizes of tubes, tips or container
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- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses a blood transfer and separation integrator.A plurality of strip-shaped mounting holes are distributed along the circumferential direction of a turntable, and the extension direction of the long axis of each mounting hole is in the same direction with the radial direction of the turntable; the device also comprises a circular and elastic positioning gasket which is concentrically covered and fixed on the upper surface of the turntable; the plurality of adjusting holes are distributed along the circumferential direction of the positioning gasket, the adjusting holes are strip-shaped holes, and the extension direction of a long shaft of each adjusting hole is the same as the radial direction of the positioning gasket; the upper and lower positions and the number of the adjusting holes are in one-to-one correspondence with the mounting holes; the radial width of the adjusting hole is gradually increased in the radial direction of the positioning gasket and in the direction close to the circle center of the positioning gasket; the radial maximum width of the adjusting hole is smaller than the radial width of the mounting hole; the bottom is equipped with the hemisphere head in the mounting hole, and the one end of hemisphere head is passed through the universal joint with the mounting hole bottom and is rotated and be connected, the hemisphere groove with the bottom adaptation of centrifuging tube is seted up to the other end. The invention provides a centrifugal integrated device which is suitable for carrying out centrifugal treatment on centrifugal tubes with different tube diameters.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a blood transfer and separation integrator.
Background
The blood component separator is a medical apparatus for separating, removing and collecting various blood components from a donor/patient by a gravity centrifugation method, and comprises a centrifuge, a blood pump, a pressurizing cuff, a weighing assembly, a display screen, a control system and other components. The blood component separator finely transfers different centrifugally layered components such as plasma, platelets, leucocyte layers and the like into a special storage bag through an automatic and digital extrusion device, and then the components are respectively thermally sealed or clamped in corresponding pipelines according to instructions, so that the purpose of component transfer packaging is achieved.
A centrifuge type that is used for blood separation on the existing market is more, but the quantity of the cell body of placing blood centrifuging tube in the centrifuge, position and size are all fixed, and medical personnel place a plurality of blood centrifuging tube selectivity that match with it in the corresponding cell body of centrifuge when centrifugal operation, and to the centrifuging tube of different external diameters size, unable fine matching is fixed, influences the stability and the security of centrifuge high-speed operation, need use the centrifuge of different specifications even, and the flexibility is relatively poor.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in the conventional blood centrifugal treatment process, centrifugal tubes with different outer diameters cannot be well matched and fixed, the stability and safety of the high-speed operation of a centrifugal machine are influenced, even the centrifugal machines with different specifications need to be used, and the flexibility is poor.
The invention is realized by the following technical scheme:
the blood transfer and separation integrator comprises a turntable, wherein the upper surface of the turntable is provided with a plurality of mounting holes, the mounting holes are uniformly distributed along the circumferential direction of the turntable at equal intervals, the mounting holes are strip-shaped holes, and the extension direction of the long axis of each strip-shaped hole is the same as the radial direction of the turntable; the positioning device also comprises an annular and elastic positioning gasket, wherein the positioning gasket is fixedly covered on the upper surface of the turntable and is superposed with the circle center of the turntable; the positioning gasket is provided with a plurality of adjusting holes axially penetrating through the positioning gasket, the adjusting holes are uniformly distributed along the circumferential direction of the positioning gasket at equal intervals, the adjusting holes are strip-shaped holes, and the extension direction of the long axis of each adjusting hole is the same as the radial direction of the positioning gasket; the upper and lower positions and the number of the adjusting holes are in one-to-one correspondence with the mounting holes; the radial width of the adjusting hole is gradually increased in the radial direction of the positioning gasket and in the direction close to the circle center of the positioning gasket; the radial maximum width of the adjusting hole is smaller than the radial width of the mounting hole; a hemispherical head is arranged at the bottom in the mounting hole, one end of the hemispherical head is rotatably connected with the bottom in the mounting hole through a universal joint, and a hemispherical groove is formed in the other end of the hemispherical head; when the centrifugal tube is used, the centrifugal tube penetrates through the adjusting hole and extends into the mounting hole, and the bottom end of the centrifugal tube is embedded into the hemispherical groove and fixed; the outer wall of the centrifuge tube is in compression contact with the inner wall of the adjusting hole.
A centrifuge type that is used for blood separation on the existing market is more, but the quantity of the cell body of placing blood centrifuging tube in the centrifuge, position and size are all fixed, and medical personnel place a plurality of blood centrifuging tube selectivity that match with it in the corresponding cell body of centrifuge when centrifugal operation, and to the centrifuging tube of different external diameters size, unable fine matching is fixed, influences the stability and the security of centrifuge high-speed operation, need use the centrifuge of different specifications even, and the flexibility is relatively poor.
Based on the technical background, the invention provides a centrifugal integrated device which is suitable for carrying out centrifugal treatment on centrifugal tubes with different tube diameters. When the centrifugal tube is used, the bottom end of the centrifugal tube penetrates through the adjusting hole and then is inserted into the mounting hole, so that the bottom end of the centrifugal tube is embedded into the hemispherical groove and fixed; and then, taking the connection point of the centrifugal tube and the hemispherical head as a base point, rotating the centrifugal tube from the large-diameter end to the small-diameter end of the adjusting hole along the long axial direction of the adjusting hole until the side wall of the upper tube section of the centrifugal tube is in pressing contact with the inner wall of the adjusting hole, and fixing the centrifugal tube through two points (namely the mounting point of the centrifugal tube and the hemispherical groove and the contact point of the centrifugal tube and the adjusting hole).
Preferably, the hemispherical head is arranged in the mounting hole and positioned at one end far away from the circle center of the turntable; after one end of the centrifugal tube is embedded into the hemispherical groove, when the centrifugal tube rotates to the small-diameter end of the adjusting hole, the axis of the centrifugal tube is perpendicular to the plane of the positioning gasket; when the centrifugal tube rotates to the large-diameter end of the adjusting hole, the axis of the centrifugal tube and the plane rubber of the positioning gasket incline, and the upper port of the centrifugal tube inclines towards the circle center of the positioning gasket.
The one end department of the centre of a circle of carousel is kept away from in preferred design hemisphere head setting in the mounting hole to the centrifuging tube of different pipe diameters, and its state of locating is: the axis of centrifuging tube and locating washer's contained angle is being greater than 0 °, and be less than or equal to under 90 positional state, and contained angle opening towards locating washer's centre of a circle department, and like this when carousel and locating washer synchronous processing high-speed centrifugation rotate, slew velocity is big more, does benefit to centrifuging tube embedding mounting hole internal stability more and fixes, prevents that the centrifuging tube from being thrown away.
Preferably, a rubber pad is arranged in the semispherical groove; the bottom of centrifuging tube is equipped with the hemisphere joint, hemisphere joint interference fit embedding hemisphere inslot is fixed.
The rubber pad is preferably arranged in the hemispherical groove or at least in the port of the hemispherical groove, so that the friction resistance between the hemispherical groove and the hemispherical joint at the bottom end of the centrifugal tube is increased, and the connection stability of the hemispherical groove and the hemispherical joint is improved.
Preferably, the large-diameter end of the adjusting hole extends obliquely and smoothly to one radial side and close to the center of the positioning gasket to serve as a yielding hole.
The invention preferably designs the abdicating hole at the large-diameter end of the adjusting hole, and particularly when a centrifugal tube with a smaller diameter is installed, the side wall of the tube section on the centrifugal tube is not in pressing contact with the inner wall of the adjusting hole in the installation process, or the centrifugal tube slides to the large-diameter end after the centrifugation is finished; the hole of stepping down through the design, the hole of stepping down is arc smooth transition with regulation hole big footpath end, through changing centrifuging tube moving direction, plays fine cushioning effect, prevents that the centrifuging tube from directly impacting regulation hole big footpath end.
Further preferably, an extending direction of a large-diameter end of the receding hole facing the adjusting hole to one side in the radial direction is the same as a rotating direction of the positioning gasket.
The major diameter end of the orientation regulation hole of preferred design abdicating the hole is to the extending direction of radial one side and the direction of rotation syntropy of positioning pad, and during rotatory carousel and positioning pad like this, the centrifuging tube receives centrifugal force effect, can produce the trend that the aperture footpath end removed of regulation, does benefit to and makes centrifuging tube and regulation hole contact inseparabler, firm.
Preferably, the small-diameter end of the adjusting hole extends to one axial side and away from the center of the positioning gasket to serve as an operating hole; the radial width of the operation hole is smaller than that of the adjusting hole.
The operation hole is designed to facilitate taking and placing of the centrifuge tube, and particularly for the centrifuge tube with the small diameter, the centrifuge tube is not convenient to take and place when being clamped at the small diameter end of the adjusting hole; therefore, the small-diameter end of the adjusting hole is provided with the operating hole, so that an operator can conveniently insert a thumb or an index finger into the operating hole and correspondingly insert the index finger or the thumb of the hand into the adjusting hole, and the centrifugal tube can be taken out by clamping action similar to tweezers.
The invention has the following advantages and beneficial effects:
the invention provides a centrifugal integrated device suitable for carrying out centrifugal treatment on centrifugal tubes with different tube diameters. When the centrifugal tube is used, the bottom end of the centrifugal tube penetrates through the adjusting hole and then is inserted into the mounting hole, so that the bottom end of the centrifugal tube is embedded into the hemispherical groove and fixed; and then, taking the connection point of the centrifugal tube and the hemispherical head as a base point, rotating the centrifugal tube from the large-diameter end to the small-diameter end of the adjusting hole along the long axial direction of the adjusting hole until the side wall of the upper tube section of the centrifugal tube is in pressing contact with the inner wall of the adjusting hole, and fixing the centrifugal tube through two points (namely the mounting point of the centrifugal tube and the hemispherical groove and the contact point of the centrifugal tube and the adjusting hole).
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is an exploded view of the liquid transfer and separation manifold of the present invention, looking down;
FIG. 2 is a top view of the liquid transfer and separation integrator of the present invention;
fig. 3 is a schematic view of the structure of the centrifuge of the present invention.
Reference numbers and corresponding part names in the drawings: 1-rotating disc, 2-mounting hole, 3-positioning gasket, 4-adjusting hole, 5-hemispherical head, 6-hemispherical groove, 7-centrifugal tube, 8-hemispherical joint, 9-abdicating hole, 10-operating hole and 11-shell.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1
The embodiment provides a blood transfer and separation integrator, as shown in fig. 1 and 2, comprising a rotary disc 1 and a positioning gasket 3, wherein the rotary disc 1 and the positioning gasket 3 are both in a circular ring structure with the same ring width, the rotary disc 1 and the positioning gasket 3 are installed in a shell 11 of a centrifuge and are both installed on a rotary disc of the centrifuge, and the rotary disc 1 and the positioning gasket 3 synchronously rotate along with the rotary disc of the centrifuge; the positioning gasket 3 is made of an elastic rubber pad. Mounting hole 2 has been seted up to carousel 1 upper surface, and a plurality of mounting holes 2 are along carousel 1's hoop equidistant evenly distributed, and mounting hole 2 is the rectangular shape hole of cuboid type, and the major axis extending direction in bar shape hole and carousel 1 radial syntropy.
The positioning gasket 3 is fixedly covered on the upper surface of the rotary table 1, and the positioning gasket 3 is superposed with the circle center of the rotary table 1; the positioning gasket 3 is provided with adjusting holes 4 axially penetrating through the positioning gasket 3, the adjusting holes 4 are uniformly distributed along the circumferential direction of the positioning gasket 3 at equal intervals, the adjusting holes 4 are strip-shaped holes, and the extension direction of the long axis of each adjusting hole 4 is the same as the radial direction of the positioning gasket 3; the adjusting holes 4 correspond to the mounting holes 2 in the vertical position and the number one by one.
The radial width of the adjusting hole 4 is gradually increased in the radial direction of the positioning gasket 3 and in the direction close to the circle center of the positioning gasket 3; the radial maximum width of the adjustment hole 4 is smaller than the radial width of the mounting hole 2, and in a plan view, only the adjustment hole 4 can be seen, as shown in fig. 1. The bottom is equipped with hemisphere head 5 in mounting hole 2, and the bottom passes through the universal joint rotation and is connected in one end of hemisphere head 5 and the mounting hole 2, and hemisphere groove 6 has been seted up to the other end of hemisphere head 5.
When the centrifugal tube is used, the centrifugal tube 7 penetrates through the adjusting hole 4 and extends into the mounting hole 2, and the bottom end of the centrifugal tube 7 is embedded into the hemispherical groove 6 for fixation; the outer wall of the centrifugal tube 7 is in pressing contact with the inner wall of the adjusting hole 4.
Example 2
The improvement is further improved on the basis of the embodiment 1, the hemispherical head 5 is arranged in the mounting hole 2 and is positioned at one end far away from the circle center of the rotary table 1; after one end of the centrifugal tube 7 is embedded into the hemispherical groove 6, when the centrifugal tube 7 rotates to the small-diameter end of the adjusting hole 4, the axis of the centrifugal tube 7 is vertical to the plane of the positioning gasket 3; when the centrifugal tube 7 rotates to the large-diameter end of the adjusting hole 4, the axis of the centrifugal tube 7 and the plane rubber of the positioning gasket 3 are inclined, and the upper end opening of the centrifugal tube 7 is inclined towards the circle center of the positioning gasket 3. A rubber pad is arranged in the hemispherical groove 6; the bottom of centrifuging tube 7 is equipped with hemisphere joint 8, and hemisphere joint 8 interference fit imbeds hemisphere groove 6 internal fixation.
Example 3
The improved structure is further improved on the basis of the embodiment 1, the large-diameter end of the adjusting hole 4 extends obliquely and smoothly to one radial side and is close to the direction of the circle center of the positioning gasket 3 to serve as an abdicating hole 9. The direction of extension of the large-diameter end of the relief hole 9 toward the adjustment hole 4 to the radial side is the same as the direction of rotation of the positioning washer 3. The small-diameter end of the adjusting hole 4 extends to one axial side and is far away from the circle center of the positioning gasket 3 to serve as an operating hole 10; the radial width of the operation hole 10 is smaller than the radial width of the adjustment hole 4.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. The blood transfer and separation integrator comprises a turntable (1), wherein mounting holes (2) are formed in the upper surface of the turntable (1), and a plurality of mounting holes (2) are uniformly distributed along the circumferential direction of the turntable (1) at equal intervals, and the blood transfer and separation integrator is characterized in that the mounting holes (2) are strip-shaped holes, and the extension direction of long axes of the strip-shaped holes is the same as the radial direction of the turntable (1);
the positioning device is characterized by further comprising an annular and elastic positioning gasket (3), wherein the positioning gasket (3) is fixedly covered on the upper surface of the turntable (1), and the center of circle of the positioning gasket (3) is overlapped with that of the turntable (1);
the positioning gasket (3) is provided with adjusting holes (4) axially penetrating through the positioning gasket (3), the adjusting holes (4) are uniformly distributed at equal intervals along the circumferential direction of the positioning gasket (3), the adjusting holes (4) are strip-shaped holes, and the extension direction of the long axis of each adjusting hole (4) is in the same direction as the radial direction of the positioning gasket (3); the upper and lower positions and the number of the adjusting holes (4) are in one-to-one correspondence with those of the mounting holes (2);
the radial width of the adjusting hole (4) is gradually increased in the radial direction of the positioning gasket (3) and in the direction close to the circle center of the positioning gasket (3); the radial maximum width of the adjusting hole (4) is smaller than the radial width of the mounting hole (2);
a hemispherical head (5) is arranged at the bottom in the mounting hole (2), one end of the hemispherical head (5) is rotatably connected with the bottom in the mounting hole (2) through a universal joint, and a hemispherical groove (6) is formed at the other end of the hemispherical head (5);
when the centrifugal tube is used, the centrifugal tube (7) penetrates through the adjusting hole (4) and extends into the mounting hole (2), and the bottom end of the centrifugal tube (7) is embedded into the hemispherical groove (6) and fixed; the outer wall of the centrifugal tube (7) is in pressing contact with the inner wall of the adjusting hole (4);
the hemispherical head (5) is arranged in the mounting hole (2) and is positioned at one end far away from the circle center of the turntable (1); after one end of the centrifugal tube (7) is embedded into the hemispherical groove (6), when the centrifugal tube (7) rotates to the small-diameter end of the adjusting hole (4), the axis of the centrifugal tube (7) is vertical to the plane of the positioning gasket (3); when the centrifugal tube (7) rotates to the large-diameter end of the adjusting hole (4), the axis of the centrifugal tube (7) and the plane rubber of the positioning gasket (3) are inclined, and the upper port of the centrifugal tube (7) inclines to the circle center of the positioning gasket (3);
the large-diameter end of the adjusting hole (4) extends towards one radial side and is inclined and smoothly close to the direction of the circle center of the positioning gasket (3) to serve as a yielding hole (9); the extending direction of the large-diameter end of the abdicating hole (9) facing the adjusting hole (4) to one radial side is the same as the rotating direction of the positioning gasket (3).
2. The blood transfer and separation integrator of claim 1, wherein a rubber pad is provided inside the hemispherical groove (6); the bottom of centrifuging tube (7) is equipped with hemispherical joint (8), hemispherical joint (8) interference fit embedding hemisphere groove (6) internal fixation.
3. The blood transfer and separation integrator of claim 1, wherein the small-diameter end of the adjusting hole (4) extends to one side in the axial direction and away from the center of the positioning gasket (3) to form an operation hole (10); the radial width of the operation hole (10) is smaller than that of the adjusting hole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946321.6A CN112044487B (en) | 2020-09-10 | 2020-09-10 | Blood transfer and separation integrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010946321.6A CN112044487B (en) | 2020-09-10 | 2020-09-10 | Blood transfer and separation integrator |
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| Publication Number | Publication Date |
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| CN112044487A CN112044487A (en) | 2020-12-08 |
| CN112044487B true CN112044487B (en) | 2022-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010946321.6A Active CN112044487B (en) | 2020-09-10 | 2020-09-10 | Blood transfer and separation integrator |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205462770U (en) * | 2016-03-31 | 2016-08-17 | 山西省农业科学院高粱研究所 | With multiple specification centrifuging tube assorted centrifuge rotor |
| CN206824030U (en) * | 2016-12-30 | 2018-01-02 | 天津万井科技开发有限公司 | A kind of centrifuge for being applicable centrifuge tubes with different diameters |
| CN207857143U (en) * | 2017-09-01 | 2018-09-14 | 辛明会 | Centrifuge |
| CN108580060A (en) * | 2018-01-04 | 2018-09-28 | 东莞市联洲知识产权运营管理有限公司 | A kind of cell liquid centrifuge |
| CN208229975U (en) * | 2018-08-16 | 2018-12-14 | 陈灿洪 | A kind of Novel blood section match rack for test tube |
| CN208786675U (en) * | 2018-08-22 | 2019-04-26 | 河南聚谷检测研究有限公司 | Centrifuge fixed frame |
| CN109453906B (en) * | 2018-12-27 | 2023-11-28 | 杨永俊 | Test tube centrifuge for automatic analyzer |
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Effective date of registration: 20201210 Address after: 610000 No. 10, 2 2, 88 Jiao Zi Road, Chengdu high tech Zone, Sichuan. Applicant after: Sichuan Xingzhi Zhihui Intellectual Property Operation Co.,Ltd. Address before: No. 89, jiajiadian street, Jingkai District, Mianyang City, Sichuan Province Applicant before: MIANYANG JINGKAISHENG BIOTECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20221228 Address after: No. 147, Qingjiang Middle Road, Qingbaijiang District, Chengdu, Sichuan 610000 (in Chengdu Europe Entrepreneurship Yard) Patentee after: Chengdu Zhirong Zhichuang Intellectual Property Operation Co.,Ltd. Address before: 610000 No. 10, 2 2, 88 Jiao Zi Road, Chengdu high tech Zone, Sichuan. Patentee before: Sichuan Xingzhi Zhihui Intellectual Property Operation Co.,Ltd. |