CN219596956U - Centrifugal rotor of sample bottle for mass spectrum - Google Patents
Centrifugal rotor of sample bottle for mass spectrum Download PDFInfo
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- CN219596956U CN219596956U CN202320680266.XU CN202320680266U CN219596956U CN 219596956 U CN219596956 U CN 219596956U CN 202320680266 U CN202320680266 U CN 202320680266U CN 219596956 U CN219596956 U CN 219596956U
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Abstract
The utility model belongs to the field of mass spectrometry, and discloses a centrifugal rotor for a sample bottle of an adaptive mass spectrometry, which comprises a sample placing rack and a sample protecting rack, wherein the sample protecting rack is coaxially connected to the outer side of the sample placing rack, the middle part of the sample placing rack is provided with mounting holes connected with a centrifugal machine, the sample placing rack is uniformly provided with a plurality of groups of sample placing holes at intervals along the circumferential direction, the sample bottle can be placed in the sample placing holes, and the diameter of the sample placing hole is larger than or equal to the diameter of a bottle body of the sample bottle and smaller than the diameter of a bottle bottom of the sample bottle; after the sample bottle is placed in the sample placing hole, the sample protecting frame is correspondingly arranged on the outer side of the sample bottle; when the centrifugal machine is used, the sample bottles are inserted into the mounting holes from the upper parts of the mounting holes until the positions of the bottle caps of the sample bottles are propped against, then the rotor is mounted on the miniature centrifugal machine through the mounting holes, the miniature centrifugal machine is controlled to work, each sample bottle can be driven to rotate for quick centrifugation, and after centrifugation is completed, each sample bottle is taken out, so that the centrifugal machine is convenient to operate and high in efficiency.
Description
Technical Field
The utility model belongs to the field of mass spectrometry, and particularly relates to a centrifugal rotor of an adaptive mass spectrometry sample bottle.
Background
The mass spectrum sample bottle is a special consumable in a mass spectrum experiment, the materials of the used sample bottles and the volumes of liquid filled in the sample bottles are different according to different experimental detection purposes and methods, but the mass spectrum sample bottles with different materials or different capacities are generally identical in specification and size in appearance. Transfer of the solution samples in the experiments is typically performed using a pipette with volumes varying from 1. Mu.L to 1000. Mu.L. On the one hand, for the detection of some micro samples, such as proteomics samples, the amount of the sample transferred is only a few microliters, and due to the small diameter of the bottom of the used sample bottle, bubbles can possibly be introduced in the sample transferring process, so that the inaccuracy of the sample sucking volume of the later sample can cause experimental errors. On the other hand, the sample solution is filled in the sample bottle, and the sample volatilizes to the bottle cap or the bottle wall along with the lapse of the placement time, so that the loss volume of the sample is smaller, and the subsequent repeated experiments cannot be completed; and volatilization causes a change in the concentration of the remaining sample, affecting the accuracy of subsequent experiments, which can have a significant impact on some of the precious samples.
Aiming at the problems of bubbles in the sample or volatilization of the sample, the sample is usually required to be thrown or centrifuged to the bottom of the bottle, but a centrifugal rotor which is not matched with a mass spectrum sample bottle is not available in the market, so that the sample bottle is manually vibrated or thrown, the effect is not ideal, and when a large number of samples exist, the operation is time-consuming and labor-consuming.
Therefore, a rotor which can be loaded on a small-sized centrifugal machine and is suitable for a centrifugal mass spectrum sample bottle is needed, so that the centrifugation of the sample in the mass spectrum sample bottle can be completed rapidly, and the operation is convenient.
Disclosure of Invention
The utility model aims to provide a centrifugal rotor of a sample bottle of a mass spectrum, which is adapted to solve the problem of low efficiency of manually vibrating or swinging the sample bottle to centrifuge the sample in the prior art.
The technical scheme of the utility model is as follows: the utility model provides an adaptation mass spectrum sample bottle centrifuge rotor, includes sample rack and sample fender bracket that an organic whole set up, sample fender bracket coaxial coupling is in the outside of sample rack, the mounting hole that links to each other with the centrifuge is seted up at the middle part of sample rack, the sample rack has evenly seted up multiunit sample along circumference interval and has placed the hole, and the sample bottle can be placed in the sample and place the hole, the diameter of sample place the hole is greater than or equal to the body diameter of sample bottle, is less than the bottle bottom diameter of sample bottle; after the sample bottle is placed in the sample placing hole, the sample protection frame is correspondingly arranged on the outer side of the sample bottle.
Preferably, the sample rack is of a reverse cone structure, a sample placing cavity is formed above the sample rack, the sample placing holes are obliquely arranged, the sample protecting frame is of a cone structure with an upward diameter gradually reduced, the side wall inclination of the sample protecting frame is the same as that of the sample placing holes, and a sample protecting cavity is formed between the sample rack and the sample protecting frame.
Preferably, the sample placement holes are eight in total and the eight sets of sample placement holes are disposed along the edges of the sample placement frame.
Preferably, the bottom of the sample protection frame is coaxially provided with a sample protection ring, and the sample protection ring is of an inverted cone structure.
Preferably, a plurality of protruding blocks are uniformly arranged on the inner wall of the mounting hole at intervals.
Preferably, a positioning ring and a limiting ring are coaxially arranged on the inner side of the sample protection frame, the positioning ring and the limiting ring are both in cone structures, the positioning ring is positioned on the inner side of the limiting ring, the positioning ring is integrally connected with the sample protection frame, and the limiting ring is integrally connected with the positioning ring in a rotating way; the locating ring and the limiting ring are of a whole ring structure, a plurality of locating grooves are evenly formed in the locating ring at intervals in the circumferential direction, a plurality of limiting grooves are evenly formed in the limiting ring at intervals in the circumferential direction, the number of the locating grooves and the limiting grooves is the same as that of the sample placing holes, the sample bottles can be inserted into the locating grooves and the limiting grooves, and the limiting ring can rotate on the locating ring and control the locating grooves to be located at the same positions with the limiting grooves so as to place the sample bottles in the same positions and clamp the sample bottles at different positions.
Preferably, an arc-shaped positioning sleeve is arranged on the positioning ring, an arc-shaped positioning column is arranged on the limiting ring, an arc-shaped protrusion is arranged at the end part of the arc-shaped positioning column, which is close to one end of the arc-shaped positioning sleeve, a groove matched with the arc-shaped protrusion is formed in the inner wall of the arc-shaped positioning sleeve, and the arc-shaped positioning sleeve and the arc-shaped positioning column are in a mutually separated state when a sample bottle is placed in the positioning sleeve; when the limiting ring rotates to a position for clamping the sample bottle, the arc-shaped positioning column is clamped into the arc-shaped positioning sleeve.
Preferably, the positioning ring is provided with a T-shaped ring groove, the limiting ring is provided with a T-shaped ring block, and the T-shaped ring block is rotationally connected in the T-shaped ring groove.
The utility model relates to a centrifugal rotor of an adaptive mass spectrum sample bottle, which comprises a sample placing rack and a sample protecting rack, wherein the sample protecting rack is coaxially connected to the outer side of the sample placing rack, the middle part of the sample placing rack is provided with a mounting hole connected with a centrifugal machine, a plurality of groups of sample placing holes are uniformly formed in the sample placing rack at intervals along the circumferential direction, a sample bottle can be placed in the sample placing holes, and the diameter of the sample placing hole is larger than or equal to the diameter of a bottle body of the sample bottle and smaller than the diameter of a bottle bottom of the sample bottle; after the sample bottle is placed in the sample placing hole, the sample protecting frame is correspondingly arranged on the outer side of the sample bottle; during the use, insert the sample bottle in the mounting hole from the top of mounting hole, until supporting the bottle lid position of sample bottle, then install small-size centrifuge with this rotor through the mounting hole on, control small-size centrifuge work can drive each sample bottle and rotate and carry out quick centrifugation, and the centrifugation is accomplished after a certain time, takes out each sample bottle can, convenient operation, efficiency is higher.
Drawings
In order to more clearly illustrate the technical solution provided by the present utility model, the following description will briefly refer to the accompanying drawings. It will be apparent that the figures described below are merely some embodiments of the utility model.
FIG. 1 is an isometric view of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the overall structure of the present utility model;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic diagram showing the cooperation structure of the positioning ring and the limiting ring when the positioning groove and the limiting groove are overlapped;
fig. 5 is a schematic diagram of a matching structure of a positioning ring and a limiting ring when the positioning groove and the limiting groove are not coincident.
1. A sample rack; 2. a sample protection rack; 3. a mounting hole; 4. a sample placement hole; 5. a sample protection ring; 6. a bump; 7. a positioning ring; 8. a limiting ring; 9. a positioning groove; 10. a limit groove; 11. an arc-shaped positioning sleeve; 12. arc-shaped positioning columns; 13. t-shaped ring block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model become more apparent, the technical solutions in the embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings in the embodiments of the present utility model.
The centrifugal rotor of the sample bottle for adapting to the mass spectrum is designed as an integral structure, is formed by integral processing, and comprises a sample placing frame 1 and a sample protecting frame 2 as shown in figures 1-2. The sample holder 1 and the sample protection frame 2 may be made of a plastic material, a composite material, a metal material, or the like.
The sample protection frame 2 is coaxially connected to the outer side of the sample placement frame 1, the middle part of the sample placement frame 1 is provided with a mounting hole 3 connected with a centrifugal machine, the sample placement frame 1 is uniformly provided with a plurality of groups of sample placement holes 4 at intervals along the circumferential direction, a sample bottle can be placed in the sample placement holes 4, and the diameter of the sample placement hole 4 is greater than or equal to the diameter of a bottle body of the sample bottle and smaller than the diameter of a bottle cap of the sample bottle; after the sample bottle is placed in the sample placing hole 4, the sample protecting frame 2 is correspondingly arranged on the outer side of the sample bottle.
When the centrifugal machine is used, a sample bottle is inserted into the mounting hole 3 from the upper part of the mounting hole 3 until the bottle cap of the sample bottle is propped against, after each sample bottle is inserted into different mounting holes 3, the rotor is horizontally placed, and the rotor is mounted on a small centrifugal machine through the mounting hole 3, so that the small centrifugal machine is an existing centrifugal machine, and only the rotor is required to be added, other cost is not required, and the cost is low; the small-sized centrifugal machine is controlled to work, each sample bottle can be driven to rotate for quick centrifugation, centrifugation is completed after a certain time, each sample bottle is taken out, and the operation is convenient and the efficiency is high.
Preferably, the sample placing rack 1 is of a reverse cone structure, a sample placing cavity is formed above the sample placing rack 1, the sample placing holes 4 are obliquely arranged, the sample protecting rack 2 is of a cone structure with gradually reduced upward diameter, the inclination of the side wall of the sample protecting rack 2 is the same as that of the sample placing holes 4, and a sample protecting cavity is formed between the sample placing rack 1 and the sample protecting rack 2.
In the centrifugation process, the centrifugal forces born by different positions of the sample bottle are different, and the centrifugal force at the bottom of the bottle is the largest, so that the rapid separation of the solution and the sample in the sample bottle can be realized, and the sample can be rapidly accumulated at the bottom of the bottle, thereby further improving the centrifugation efficiency.
Meanwhile, in the centrifugation process, the sample bottle can be attached to the side wall of the sample protection frame 2, so that the sample bottle is limited and protected.
Preferably, the sample placement holes 4 are eight groups in total and the eight groups of sample placement holes 4 are arranged along the edge of the sample placement frame 1, enabling maximum centrifugal force to be ensured for rapid centrifugation.
Preferably, the bottom of the sample protection frame 2 is coaxially provided with a sample protection ring 5, the sample protection ring 5 has a reverse cone structure, and the sample protection ring 5 can further protect a sample bottle and is convenient for positioning assembly with a small-sized centrifuge.
Preferably, a plurality of protruding blocks 6 are uniformly arranged on the inner wall of the mounting hole 3 at intervals, so that the rotor can play a role in limiting and fixing when being mounted.
After the sample bottle is placed in the sample placement hole 4, in order to prevent the sample bottle from unnecessarily shaking, the utility model further clamps the sample bottle, thereby improving the stability and the centrifugal efficiency.
As shown in fig. 4-5, the specific designs include: the inner side of the sample protection frame 2 is coaxially provided with a positioning ring 7 and a limiting ring 8, the positioning ring 7 and the limiting ring 8 are of cone structures, the positioning ring 7 is positioned on the inner side of the limiting ring 8, the positioning ring 7 is integrally connected with the sample protection frame 2, and the limiting ring 8 is integrally connected with the positioning ring 7 in a rotating way; the locating ring 7 and the limiting ring 8 are of a whole ring structure, a plurality of locating grooves 9 are evenly formed in the locating ring 7 along the circumferential interval, a plurality of limiting grooves 10 are evenly formed in the limiting ring 8 along the circumferential interval, the number of the locating grooves 9 and the limiting grooves 10 is the same as that of the sample placing holes 4, sample bottles can be inserted into the locating grooves 9 and the limiting grooves 10, the limiting ring 8 can rotate on the locating ring 7 and control the locating grooves 9 and the limiting grooves 10 to be located at the same positions so as to place the sample bottles in the same positions, and the sample bottles are clamped at different positions.
When the sample bottle is not put in, the limiting ring 8 is rotated to enable a larger communication area to be formed between the limiting groove 10 and the positioning groove 9, and the fact that the limiting groove 10 and the positioning groove 9 are located at the same position is preferable; when the sample bottle is put into, the sample bottle passes through the sample placing hole 4 and the positioning groove 9 and props against one side of the positioning groove 9, and at the moment, the limiting ring 8 is rotated anticlockwise, so that the side wall at one end of the limiting groove 10 can prop against the sample bottle, and the two sides of the sample bottle are positioned and clamped by matching with the positioning groove 9 when propping against the sample bottle, so that the further fixation of the sample bottle is finished, and after the centrifugation of the sample bottle is finished, the limiting ring 8 is rotated clockwise, and the sample bottle is taken out.
Preferably, the positioning ring 7 is provided with an arc positioning sleeve 11, the limiting ring 8 is provided with an arc positioning column 12, the end part of the arc positioning column 12, which is close to one end of the arc positioning sleeve 11, is provided with an arc bulge, the inner wall of the arc positioning sleeve 11 is provided with a groove matched with the arc bulge, and when a sample bottle is put in, the arc positioning sleeve 11 and the arc positioning column 12 are in a mutually separated state; when the limiting ring 8 rotates to a position for clamping the sample bottle, the arc-shaped positioning column 12 is clamped into the arc-shaped positioning sleeve 11 through the matching of the arc-shaped protrusions and the grooves, so that the stable clamping of the sample bottle is realized.
With reference to fig. 3, preferably, a T-shaped ring groove is formed in the positioning ring 7, a T-shaped ring block 13 is arranged on the limiting ring 8, the T-shaped ring block 13 is rotationally connected in the T-shaped ring groove, and the stable running fit between the limiting ring 8 and the positioning ring 7 is ensured by setting the T-shaped ring block 13 to rotate in the T-shaped ring groove.
The present utility model is not limited to the above embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (8)
1. A mass spectrometry sample bottle centrifuge rotor, characterized in that: the sample rack (1) and the sample protection frame (2) are integrally arranged, the sample protection frame (2) is coaxially connected to the outer side of the sample rack (1), mounting holes (3) connected with a centrifugal machine are formed in the middle of the sample rack (1), a plurality of groups of sample placing holes (4) are uniformly formed in the sample rack (1) at intervals along the circumferential direction, a sample bottle can be placed in the sample placing holes (4), and the diameter of the sample placing holes (4) is larger than or equal to the diameter of a bottle body of the sample bottle and smaller than the diameter of a bottle cap of the sample bottle; after the sample bottle is placed in the sample placing hole (4), the sample protection frame (2) is correspondingly arranged at the outer side of the sample bottle.
2. The adapted mass spectrometry sample vial centrifuge rotor of claim 1, wherein: the sample rack (1) is of a reverse cone structure, a sample placing cavity is formed above the sample rack (1), the sample placing holes (4) are obliquely arranged, the sample protecting frame (2) is of a cone structure with gradually reduced upward diameter, the side wall inclination of the sample protecting frame (2) is the same as the inclination of the sample placing holes (4), and a sample protecting cavity is formed between the sample rack (1) and the sample protecting frame (2).
3. The adapted mass spectrometry sample vial centrifuge rotor of claim 2, wherein: the sample placement holes (4) are in total of eight groups and the eight groups of sample placement holes (4) are arranged along the edge of the sample placement frame (1).
4. The adapted mass spectrometry sample vial centrifuge rotor of claim 1, wherein: the bottom of the sample protection frame (2) is coaxially provided with a sample protection ring (5), and the sample protection ring (5) is of a reverse cone structure.
5. The adapted mass spectrometry sample vial centrifuge rotor of claim 1, wherein: a plurality of protruding blocks (6) are uniformly arranged on the inner wall of the mounting hole (3) at intervals.
6. The adapted mass spectrometry sample vial centrifuge rotor of claim 1, wherein: the inner side of the sample protection frame (2) is coaxially provided with a positioning ring (7) and a limiting ring (8), the positioning ring (7) and the limiting ring (8) are both in cone structures, the positioning ring (7) is positioned at the inner side of the limiting ring (8), the positioning ring (7) is integrally connected with the sample protection frame (2), and the limiting ring (8) is integrally connected with the positioning ring (7) in a rotating way; the utility model discloses a sample bottle, including locating ring (7), spacing ring (8), locating ring (7), a plurality of constant head tanks (9) have evenly been seted up along circumference interval to locating ring (7), a plurality of spacing grooves (10) have evenly been seted up along circumference interval on spacing ring (8), the quantity of constant head tank (9) and spacing groove (10) is the same with sample placing hole (4), and the sample bottle can insert in constant head tank (9) and spacing groove (10), locating ring (8) can rotate on locating ring (7) and control constant head tank (9) are in the same position with spacing groove (10) put into, different positions clamp the sample bottle.
7. The adapted mass spectrometry sample vial centrifuge rotor of claim 6, wherein: an arc-shaped positioning sleeve (11) is arranged on the positioning ring (7), an arc-shaped positioning column (12) is arranged on the limiting ring (8), an arc-shaped bulge is arranged at the end part, close to one end of the arc-shaped positioning sleeve (11), of the arc-shaped positioning column (12), a groove matched with the arc-shaped bulge is formed in the inner wall of the arc-shaped positioning sleeve (11), and the arc-shaped positioning sleeve (11) and the arc-shaped positioning column (12) are in a mutually separated state when a sample bottle is placed in the bottle; when the limiting ring (8) rotates to a position for clamping the sample bottle, the arc-shaped positioning column (12) is clamped into the arc-shaped positioning sleeve (11).
8. The adapted mass spectrometry sample vial centrifuge rotor of claim 6, wherein: the positioning ring (7) is provided with a T-shaped ring groove, the limiting ring (8) is provided with a T-shaped ring block (13), and the T-shaped ring block (13) is rotationally connected in the T-shaped ring groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680266.XU CN219596956U (en) | 2023-03-30 | 2023-03-30 | Centrifugal rotor of sample bottle for mass spectrum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320680266.XU CN219596956U (en) | 2023-03-30 | 2023-03-30 | Centrifugal rotor of sample bottle for mass spectrum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219596956U true CN219596956U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320680266.XU Active CN219596956U (en) | 2023-03-30 | 2023-03-30 | Centrifugal rotor of sample bottle for mass spectrum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219596956U (en) |
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- 2023-03-30 CN CN202320680266.XU patent/CN219596956U/en active Active
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