CN213967180U - Centrifugal cup placing rack of high-speed centrifuge - Google Patents
Centrifugal cup placing rack of high-speed centrifuge Download PDFInfo
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- CN213967180U CN213967180U CN202022239934.4U CN202022239934U CN213967180U CN 213967180 U CN213967180 U CN 213967180U CN 202022239934 U CN202022239934 U CN 202022239934U CN 213967180 U CN213967180 U CN 213967180U
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- cup holder
- centrifugal
- centrifugal cup
- middle shaft
- dimensional support
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Abstract
The application relates to the field of centrifuges, and discloses a centrifugal cup placing rack of a high-speed centrifuge, which comprises: the centrifugal cup holder can be detachably and fixedly connected with the three-dimensional support, and is also provided with a transparent volume observation window with scales; the handle is connected to the middle shaft; the three-dimensional support is connected with a base structure, the base structure comprises an inner ring structure, an outer ring structure and a rolling bearing, rotation can be realized, and the harvest liquid can be filled in the same operation position through the rotatable three-dimensional support; the volume observation window is arranged on the centrifugal cup base, so that the filling volume can be observed rapidly, and more accurate and rapid balancing is realized; through the arrangement of the handle, the centrifugal cups can be taken and transferred at one time.
Description
Technical Field
The utility model relates to a centrifuge field, more specifically relate to a centrifuge cup rack.
Background
In biopharmaceutical production, centrifugation of the harvest is the most common method for achieving solid-liquid separation. In the centrifugation of the harvest, the centrifuge cups loaded with harvest are trimmed, i.e. the centrifuge cups containing the harvest are guaranteed to be of the same mass to achieve rotor balancing during centrifugation. The balancing is generally to weigh each centrifuge cup uniformly, each centrifuge cup containing harvest liquid is required to be weighed, the equipment needs to be balanced and operated at a high speed during centrifugation, the weight of a centrifuge rotor in each direction needs to be balanced, the equipment needs to be balanced and operated at a high speed during centrifugation, and complicated mixed liquid bisection weighing work needs to be carried out before centrifugation, namely, the liquid to be centrifuged is weighed and then divided into two parts to be placed on two sides of a balance, the heavier liquid is contained and poured into the lighter side, the adjustment is continuously carried out until the two parts of liquid are equal, and then the two parts of liquid are placed into the symmetrical centrifuge cups to balance the two sides of the centrifuge. Just can not take place the phenomenon of unbalance when centrifuge rotates like this, but every preparation work operation is loaded down with trivial details, and it is long consuming time.
In addition, in the centrifugal operation process, because liquid needs to be injected into and placed in the desktop centrifuge cup, the centrifuge cup is easy to overturn, the liquid is easy to spill and the like, so that a lot of troubles are brought to the production process, and even property loss is caused.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a centrifugal cup holder for a high-speed centrifuge, which overcomes the disadvantages of the prior art.
One technical scheme for achieving the above purpose is as follows:
a high speed centrifuge cup holder comprising: a base structure, a centrifugal cup holder group, a three-dimensional bracket and a handle, wherein,
the solid support includes: the support comprises a three-dimensional support body and a vertically extending middle shaft arranged on the upper surface of the three-dimensional support body;
the centrifugal cup holder group comprises a plurality of centrifugal cup holders, the centrifugal cup holder group is detachably fixed on the three-dimensional support, and each centrifugal cup holder is provided with a transparent observation window with scales;
the handle is arranged on the middle shaft and used for lifting, placing and/or moving the centrifugal cup placing frame;
the three-dimensional support is connected with the base structure through a bearing, and the centrifugal cup holder group rotates around the center line of the central shaft through the bearing.
The following technical effects are thereby obtained: compared with the centrifugal cup which is directly placed on a table top for operation, after the centrifugal cup is placed into the cup holder and the harvest liquid is filled, the centrifugal cup is difficult to turn over due to the protection of the shelf even if the centrifugal cup is collided by external force in the operation process; when each centrifugal cup is weighed, the centrifugal cups which do not need to be weighed can be temporarily stored in the cup seat, and the centrifugal cups can be protected from being knocked over; the placing frame can rotate, so that the operation position for filling the harvest liquid can be always kept at one side most convenient for an operator to operate, and the operation is convenient; and fourthly, the volume of the filled harvest fluid can be quickly judged by observing the scale marks on the outer wall of the cup base.
Further, the centrifugal cup base is cylindrical.
Furthermore, the three-dimensional support body is disc-shaped, and the middle shaft extends upwards in the vertical direction at the circle center of the three-dimensional support body.
Furthermore, a chute for fixing the cup holder of the centrifugal cup is arranged on the outer surface of the middle shaft; the outer surface of the centrifugal cup holder is provided with a protruding part matched with the sliding groove, the protruding part can slide in and out of the sliding groove, and when the protruding part slides in the sliding groove, the centrifugal cup holder is fixed on the middle shaft; and when the protruding part slides out of the sliding groove, the centrifugal cup holder can be detached from the middle shaft.
Further, the protrusion is arranged on the outer surface of the centrifugal cup holder facing the inner side of the middle shaft.
Therefore, the filling volume can be quickly observed no matter whether the scale surface on the centrifugal cup faces an operator or not and the centrifugal cup is placed at any position.
Further, the volume observation window is positioned on the outer side of the centrifugal cup base, which is far away from the middle shaft.
Furthermore, the handle is a circular ring, a screw is arranged below the periphery of the circular ring, an internal thread hole matched with the middle shaft is arranged on the middle shaft of the three-dimensional support, and the handle is detachably connected with the middle shaft;
or the handle and the middle shaft are integrally formed.
Further, the volume observation window of the centrifugal cup base has a uniform scale interval range.
Furthermore, the centrifugal cup holder group comprises n centrifugal cup holders, and n is a positive integer from 4 to 12.
Further, each centrifuge cup holder in the set of centrifuge cup holders is the same size and shape.
The utility model discloses simple structure, convenient and practical has three following advantages at least:
the rotatable three-dimensional support body can be used for filling the harvest liquid at the same operation position without changing the filling position or moving the position of the three-dimensional support, so that the whole operation process is continuous, safe and stable;
by arranging the volume observation window on the cup seat of the centrifugal cup and marking obvious scales on two sides of the observation window, the filling volume can be quickly observed no matter whether the scale surface on the centrifugal cup faces an operator or not and the centrifugal cup is placed at any position, so that more accurate and quick balancing is realized;
through the arrangement of the handle, the centrifugal cups can be taken and transferred at one time.
Drawings
Fig. 1 is a schematic structural diagram according to the present invention.
Figure 2 is a schematic view of a centrifuge bowl cluster according to the present invention.
Fig. 3 is a schematic view of the three-dimensional support and the centrifugal cup holder according to the present invention.
Fig. 4 is a schematic view of the three-dimensional support and the centrifugal cup holder according to the present invention.
Fig. 5 is a schematic view of a base structure according to the present invention.
Fig. 6 is a top view of the three-dimensional support and the centrifugal cup holder according to the present invention.
Description of reference numerals:
1-base
101-outer ring
102-inner ring
2-centrifugal cup base set
201-centrifugal cup base
2010-projection
2011-volume observation window
3-three-dimensional support
31-middle axis
310-chute
32-three-dimensional support body
4-handle
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The centrifugal cup placing frame of the high-speed centrifuge shown in figure 1 comprises a base structure 1, a centrifugal cup seat group 2, a three-dimensional support 3 and a handle 4.
The three-dimensional support 3 comprises a disc-shaped three-dimensional support body 32, and a central shaft 31 extends from the center of the three-dimensional support body 32 in a direction perpendicular to the surface of the three-dimensional support body 32, and the central shaft and the three-dimensional support body 32 are integrally formed into the three-dimensional support 3.
The middle shaft 31 is provided with a handle 4. As shown in FIG. 1, the handle 4 is a circular ring, and the periphery of the circular handle 4 is fixedly connected with the top of the middle shaft 31. For example, the handle 4 and the middle shaft 31 are screwed by providing screws on the outer circumference of the handle and screw holes on the top of the middle shaft 31, which connection makes the handle and the middle shaft detachable.
Optionally, the handle 4 is snap-fit connected to the middle shaft 31.
Optionally, the handle 4 is fixedly connected to the middle shaft 31.
As shown in FIG. 2, the centrifuge cup holder set 2 is composed of six centrifuge cup holders 201 uniformly distributed at equal angles. The centrifugal cup holder 201 is connected to the middle shaft 31. As shown in fig. 2, on the outer surface of the bottom bracket 31, there is provided an axially extending slide groove 310, and the slide groove 310 is provided with a groove in the middle on the outer side in the axial direction of the bottom bracket, as shown in fig. 3. The outer surfaces of the six cylindrical identical centrifuge cup holders 201 are provided with the protruding parts 2010, the cross sections of the protruding parts are in a T shape, the protruding parts 2010 can be inserted into the sliding grooves 310 in a matching mode, so that the centrifuge cup holders 201 are firmly connected to the middle shaft 31, and the centrifuge cup holders can be uniformly connected to the middle shaft 31 by arranging the sliding grooves 310 uniformly distributed on the middle shaft 31, as shown in fig. 4.
In another embodiment, six centrifugal cup holders are uniformly distributed at equal angles and are abutted against each other, the contact positions are connected in a welding mode, the whole centrifugal cup holder group 2 is welded into a whole, and the bottom of each cup holder is kept on the same plane. The outer surfaces of the two opposite cup holders are provided with the protruding parts, the other four cup holders are not provided with the protruding parts 2010, the cross sections of the protruding parts are T-shaped, and the protruding parts 2010 can be inserted into the sliding grooves 310 in a matched mode, so that the centrifugal cup holder 201 is firmly connected to the middle shaft 31.
On the outer surface of the centrifuge cup holder 201 facing outwards, a transparent, graduated volume observation window 21 is provided. After the centrifugal cup base is connected with the middle shaft, the direction facing the middle shaft is the inner side, and the direction departing from the middle shaft is the outer side. The volume observation window 2011 is arranged right opposite to the protruding part 2010, is made of transparent materials such as organic glass or glass, and can observe the inside of the centrifugal cup holder 201 through the volume observation window; the volume observation window 2011 is provided with scale lines. Scales are marked on the centrifugal cup base through hydrofluoric acid corrosion, and all the centrifugal cup bases have a uniform interval range.
The base structure 1 comprises an outer ring structure 101, an inner ring structure 102, and a rolling bearing 103 (not shown in the figure), which is a unitary structure. The outer ring structure 101 and the inner ring structure 102 are both circular ring type, and the inner ring structure 101 is sleeved on the inner side of the outer ring structure 102 by a rolling bearing 103. The inner ring structure 102 is fixedly connected with the three-dimensional support 3, the diameter of the inner ring structure 102 is approximately equal to the diameter of a disc of the three-dimensional support body 32, the inner ring structure 102 is fixedly connected with the three- dimensional support 3, 4 threaded through holes which are uniformly distributed around the circumference are arranged, namely, one threaded through hole is arranged at every 90 degrees, and the inner ring structure 102 is in threaded connection with the three-dimensional support through a stud or a screw. The base structure is used for supporting other structures (the centrifugal cup holder group 2, the three-dimensional support 3 and the handle 4, the inner ring structure 102 is used for bearing the weight of the three-dimensional support 3 and the parts above the three-dimensional support, and the inner ring structure 102 and the outer ring structure 101 rotate relative to each other through the rolling bearing 103, so that the three-dimensional support 3 and the parts above the three-dimensional support are driven to rotate.
In use, the projections 2010 of the centrifuge cup holder 201 are inserted into alignment with the slots 310 in the bottom bracket 31 to secure the centrifuge cup holder thereto, as shown in FIG. 6. The centrifugation cup is placed in the centrifugation cup holder 201, and the harvest liquid is filled inwards, and the volume of the harvest liquid can be observed in real time through the scale marked by the volume observation window 2011, and the scale is always outward in the operation process, so that the centrifugation cup can be placed in any position, and the filling volume can be rapidly observed through the scale on the centrifugation cup holder 201. When the harvest liquid filled in the first centrifugal cup reaches the designated volume, the three-dimensional support 3 is rotated to drive the inner ring structure 102 of the base 1 to rotate, the three-dimensional support 3 makes a rotary motion around the axis, the centrifugal cup rotates clockwise or anticlockwise to move, and the next centrifugal cup to be filled comes under the filling operation position, so that the next filling can be performed.
Preferably, the centrifugal cup which does not need to be weighed is temporarily stored in the cup seat, and the centrifugal cup can be protected from being knocked over.
The handle 4 is lifted to realize the one-off taking and transferring of a plurality of centrifugal cups.
All documents mentioned in this application are to be considered as being incorporated in their entirety into the disclosure of this application so as to be subject to modification as necessary. Further, it is understood that various changes or modifications may be made to the present application by those skilled in the art after reading the above disclosure of the present application, and such equivalents are also within the scope of the present application as claimed.
Claims (10)
1. The utility model provides a high speed centrifuge cup rack which characterized in that includes: a base structure, a centrifugal cup holder group, a three-dimensional bracket and a handle, wherein,
the solid support includes: the support comprises a three-dimensional support body and a vertically extending middle shaft arranged on the upper surface of the three-dimensional support body;
the centrifugal cup holder group comprises a plurality of centrifugal cup holders, the centrifugal cup holder group is detachably fixed on the three-dimensional support, and each centrifugal cup holder is provided with a volume observation window with scales;
the handle is arranged on the middle shaft and used for lifting, placing and/or moving the centrifugal cup placing frame;
the three-dimensional support is connected with the base structure through a bearing, and the centrifugal cup holder group rotates around the center line of the central shaft through the bearing.
2. A high speed centrifuge bowl placement rack as in claim 1 wherein said centrifuge bowl base is cylindrical.
3. The high-speed centrifuge cup placing shelf according to claim 1, wherein the three-dimensional support body is disc-shaped, and the middle axis extends upwards in the vertical direction at the center of the three-dimensional support body.
4. A high speed centrifuge cup placing rack according to claim 1, wherein a slide groove for fixing the centrifuge cup holder is provided on an outer surface of the center shaft; the outer surface of the centrifugal cup holder is provided with a protruding part matched with the sliding groove, the protruding part can slide in and out of the sliding groove, and when the protruding part slides in the sliding groove, the centrifugal cup holder is fixed on the middle shaft; and when the protruding part slides out of the sliding groove, the centrifugal cup holder can be detached from the middle shaft.
5. A high speed centrifuge cup holder according to claim 4 wherein said projections are provided on the outer surface of the inner side of said centrifuge cup holder facing the central axis.
6. A high speed centrifuge bowl placement rack as in claim 1 wherein the volume viewing window is located on an outer side of the centrifuge bowl seat facing away from the central axis.
7. The high-speed centrifuge cup placing rack according to claim 1, wherein the handle is a circular ring, a screw is arranged below the periphery of the circular ring, a middle shaft of the three-dimensional support is provided with an internal thread hole matched with the middle shaft, and the handle is detachably connected with the middle shaft;
or the handle and the middle shaft are integrally formed.
8. A high speed centrifuge bowl placement rack as in claim 1 wherein said volume viewing windows of said centrifuge bowl seats have a uniform scale interval range.
9. A high speed centrifuge bowl rack as in claim 1 wherein the set of centrifuge bowl seats comprises n centrifuge bowl seats, n being a positive integer from 4 to 12.
10. A high speed centrifuge bowl rack according to claim 1 or 9 wherein each centrifuge bowl in said set of centrifuge bowl seats is the same size and shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022239934.4U CN213967180U (en) | 2020-10-10 | 2020-10-10 | Centrifugal cup placing rack of high-speed centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022239934.4U CN213967180U (en) | 2020-10-10 | 2020-10-10 | Centrifugal cup placing rack of high-speed centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213967180U true CN213967180U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022239934.4U Active CN213967180U (en) | 2020-10-10 | 2020-10-10 | Centrifugal cup placing rack of high-speed centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213967180U (en) |
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- 2020-10-10 CN CN202022239934.4U patent/CN213967180U/en active Active
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