Portable medical centrifuge
By employing tilted centrifuge tubes and a gear transmission system in a portable medical centrifuge, combined with a liquid-cooled cooling mechanism, the problems of small rotation radius and unstable temperature were solved, achieving efficient and stable centrifugal separation.
Patent Information
- Application Number
- CN202423147829.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-19
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2034-12-19
AI Technical Summary
Existing portable medical centrifuges have limited size, small rotation radius, and insufficient centrifugal force, resulting in long separation time and unstable centrifugation temperature.
The centrifuge tubes are installed at an angle and a gear transmission system is combined with a liquid cooling mechanism to increase the centrifugal radius and improve the centrifugal force, while maintaining a low-temperature environment through cooling pipes.
It achieves high-speed and efficient centrifugal separation, shortens the separation time, and maintains the stability of centrifugal temperature.
Smart Images
Figure CN223747771U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to centrifuge technical field especially relates to a portable medical centrifuge. BACKGROUND
[0002] Medical centrifuge is the experimental machinery that utilizes the centrifugal force of rotation motion and the difference of buoyancy density to separate, concentrate and purify each component in biological sample, is usually used for testing blood formed elements in the medical science. But in the prior art, portable medical centrifuge is often small in rotation radius and insufficient in centrifugal force due to the size of centrifuge, thereby needing longer time to separate effective material, and having the problem of unstable centrifugal temperature. Therefore, the utility model provides a portable medical centrifuge. SUMMARY
[0003] The utility model provides a portable medical centrifuge, solves the prior art centrifuge due to the size of centrifuge, often small in rotation radius and insufficient in centrifugal force, thereby needing longer time to separate effective material, and having the problem of unstable centrifugal temperature.
[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:
[0005] A portable medical centrifuge, including centrifugal platform and centrifugal tube, the centrifugal platform is provided with a plurality of installation grooves that are annularly and integrally arranged, and a rotating shaft is arranged in each installation groove, the centrifugal tube is rotatably installed in the installation groove through the rotating shaft, a driven gear is connected below the centrifugal platform, a liquid cooling cooling mechanism is arranged around the outer side of the centrifugal platform, a driving gear is arranged on one side of the driven gear and is engaged with the driven gear, the driving gear is connected with the output shaft of the motor, and the driving gear and the driven gear are rotatably installed in the support plate at the bottom.
[0006] Preferably, the bottom of the driven gear is provided with a first bearing, and the driven gear is rotatably connected with the support plate through the first bearing.
[0007] Preferably, the cooling mechanism comprises a cooling pipeline, the cooling pipeline is connected with a refrigeration compressor in front and back, the cooling pipeline is spirally laid around the centrifugal platform, a water collecting tank is arranged below the cooling pipeline, the top surface of the water collecting tank is an inclined surface, a water outlet is arranged on one side of the water collecting tank, and a drain pipe is arranged in the water outlet.
[0008] Preferably, the bottom of the driving gear is rotatably connected with the support plate through a second bearing.
[0009] Preferably, a shock pad is arranged below the support plate.
[0010] Preferably, the upper part of the support plate is provided with a shell, and the upper part of the shell is provided with a handle.
[0011] Preferably, the shell on the centrifugal platform is rotationally provided with a protective cover.
[0012] The centrifugal machine has the advantages that:
[0013] 1. The centrifugal tube is connected to the centrifugal platform through the rotating shaft, so that the inclination angle of the centrifugal tube increases to a certain extent during centrifugation, thereby increasing the centrifugal radius of the centrifugal tube, improving the centrifugal force at the bottom end of the centrifugal tube, and accelerating the centrifugal efficiency.
[0014] 2. The driving gear and the driven gear are arranged, and the rotational speed of the centrifugal platform can be improved by the radius difference between the gears, and the requirement for the rotational speed of the motor during high-speed rotation of the centrifugal platform is reduced.
[0015] 3. The cooling mechanism is arranged, the cooling pipeline is spirally laid, the cooling liquid in the cooling pipeline can efficiently take away the heat on the centrifugal platform, thereby reducing and maintaining the temperature of the centrifugal platform during centrifugation, and the requirement for the low-temperature centrifugal environment is met.
[0016] 4. The structure of the inclined top surface of the water collecting tank can collect the water condensed on the spiral pipeline in time and discharge the water through the drain pipe in the drain port.
[0017] In summary, the centrifugal machine can realize high-speed and efficient centrifugation and maintain a low-temperature state of the centrifugal environment after the structure is adopted. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a whole structure schematic view of the utility model;
[0019] Figure 2 It is a whole explosion schematic view of the utility model;
[0020] Figure 3 It is a centrifugal platform structure schematic view of the utility model;
[0021] Figure 4 It is a cooling mechanism schematic view of the utility model;
[0022] Figure 5 It is a driving gear structure schematic view of the utility model.
[0023] The figure mark: 1, centrifugal tube; 2, rotating shaft; 3, driven gear; 4, first bearing; 5, cooling pipeline; 6, water collecting tank; 7, drain outlet; 8, drain pipe; 9, refrigeration compressor; 10, motor; 11, driving gear; 12, second bearing; 13, support plate; 14, shock pad; 15, protective cover; 16, handle; 17, centrifugal platform; 18, shell. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.
[0025] Referring to Figures 1-5 A portable medical centrifuge, comprising a centrifugal platform 17 and a centrifugal tube 1, the centrifugal platform 17 is provided with a plurality of installation grooves arranged in a ring shape, and a rotating shaft 2 is arranged in each installation groove, the centrifugal tube 1 is rotatably installed in the installation groove through the rotating shaft 2, a driven gear 3 is connected below the centrifugal platform 17, and a liquid cooling mechanism is arranged around the outside of the centrifugal platform 17, a driving gear 11 is arranged on one side of the driven gear 3 and is engaged with the driven gear 3, the driving gear 11 is connected with the output shaft of a motor 10, the driving gear 11 and the driven gear 3 are rotatably installed in a support plate 13 at the bottom, the centrifugal tube 1 is connected through the rotating shaft 2, and the centrifugal tube 1 is in an inclined state under the action of centrifugal force during centrifugation, so that the centrifugal radius is increased and the centrifugal efficiency is improved.
[0026] Referring to Figure 1 , Figure 2 A first bearing 4 is arranged at the bottom of the driven gear 3, and the driven gear 3 is rotatably connected with the support plate 13 through the first bearing 4; a second bearing 12 is arranged at the bottom of the driving gear 11 and is rotatably connected with the support plate 13, a shock pad 14 is arranged below the support plate 13, the second bearing 12 is fixed by the support plate 13, the shock pad 14 at the bottom of the support plate 13 can reduce mechanical vibration during centrifugation, a shell 18 is arranged above the support plate 13, a handle 16 is arranged above the shell 18, the shell 18 rotatably arranged above the centrifugal platform 17 is provided with a protective cover 15, the radius ratio of the driven gear 3 and the driving gear 11 is matched, the radius difference between the gears is utilized to reduce the rotation speed of the motor 10 required to increase the rotation speed of the centrifugal platform 17, the handle 16 can be used when the centrifuge needs to be carried, and the protective cover 15 can make the centrifugal platform 17 in a closed environment when closed, so that the heat preservation effect is realized.
[0027] Referring to Figure 2 , Figure 4The cooling mechanism comprises a cooling pipeline 5, the cooling pipeline 5 is connected to a refrigeration compressor 9 in front and back, and the cooling pipeline 5 is spirally laid around the centrifugal platform 17, a water collecting tank 6 is arranged below the cooling pipeline 5, the top surface of the water collecting tank 6 is an inclined surface, a water outlet 7 is arranged on one side of the water collecting tank 6, and a drain pipe 8 is arranged in the water outlet 7, the spirally laid cooling pipeline 5 can improve the cooling efficiency, the water collecting tank 6 can collect the condensed water generated in the cooling in time, and the condensed water is discharged through the water outlet 7 and the drain pipe 8 in the water outlet 7.
[0028] In use, the sample to be centrifuged is first placed in the centrifugal tube 1, the protective cover 15 is closed after the sample to be centrifuged is placed in the centrifugal tube 1, the motor 10 is started, and centrifugation is started, the motor 10 drives the driving gear 11, the driving gear 11 drives the driven gear 3, the driven gear 3 drives the centrifugal platform 17 to rotate, the centrifugal tube 1 and the centrifugal platform 17 are connected through the rotating shaft 2, when centrifugation is performed, the rotating speed is increased, the inclination angle of the centrifugal tube 1 is gradually increased, and the centrifugal efficiency is improved, after centrifugation is completed, the protective cover 15 is opened, and the centrifuged sample is taken out.
[0029] If centrifugation is required to be performed in a low-temperature environment, the refrigeration compressor 9 is started first, the refrigeration compressor 9 drives the cooling liquid in the cooling pipeline 5 to flow and take away the heat around the centrifugal platform 17, so that the centrifugal platform 17 is kept at a low temperature, when cooling is performed, the condensed water generated on the cooling pipeline 5 is collected through the water collecting tank 6 and discharged through the drain pipe 8 at the water outlet 7.
[0030] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, and all of them should be covered in the protection scope of the utility model.
Claims
1. A portable medical centrifuge comprising a centrifugation platform (17) and centrifugation tubes (1), characterized in that, The centrifugal platform (17) is provided with a plurality of installation slots arranged in a ring shape, each of the installation slots is internally provided with a rotating shaft (2), the centrifugal tube (1) is rotatably installed in the installation slot through the rotating shaft (2), the centrifugal platform (17) is connected with a driven gear (3) below, the centrifugal platform (17) is provided with a liquid cooling cooling mechanism around the outside, the driven gear (3) is provided with a driving gear (11) engaged on one side, the driving gear (11) is connected with the output shaft of a motor (10), and the driving gear (11) and the driven gear (3) are rotatably installed in the support plate (13) at the bottom.
2. The portable medical centrifuge according to claim 1, wherein The bottom of the driven gear (3) is provided with a first bearing (4), and the driven gear (3) is rotatably connected with the support plate (13) through the first bearing (4).
3. The portable medical centrifuge according to claim 1, wherein The cooling mechanism comprises a cooling pipeline (5), the cooling pipeline (5) is connected with a refrigeration compressor (9) in front and back, the cooling pipeline (5) is spirally laid around the centrifugal platform (17), the cooling pipeline (5) is provided with a water collecting tank (6) below, the top surface of the water collecting tank (6) is an inclined surface, the water collecting tank (6) is provided with a drain port (7) on one side, and the drain port (7) is internally provided with a drain pipe (8).
4. The portable medical centrifuge according to claim 1, wherein The bottom of the driving gear (11) is rotatably connected with the support plate (13) through a second bearing (12).
5. The portable medical centrifuge according to claim 1, wherein The bottom of the support plate (13) is provided with a shock pad (14).
6. The portable medical centrifuge according to claim 1, wherein The top of the support plate (13) is provided with a shell (18), and the top of the shell (18) is provided with a handle (16).
7. The portable medical centrifuge according to claim 1, wherein The shell (18) above the centrifugal platform (17) is rotatably provided with a protective cover (15). The shell (18) above the centrifugal platform (17) is rotatably provided with a protective cover (15).