Low-speed table type centrifugal machine

Abstract

The utility model is suitable for the technical field of traditional Chinese medicine processing, and provides a low-speed table type centrifugal machine which comprises a machine shell, an assembly plate is fixed in the machine shell, and a rotating disc is arranged above the assembly plate. The rotating rod is rotationally installed on the assembling plate, and the top of the rotating rod is fixedly connected with the bottom of the rotating disc; the motor and the speed reducer are both fixed in the machine shell, an output shaft of the motor is fixedly connected with an input shaft of the speed reducer through a coupler, and an output shaft of the speed reducer is fixedly connected with the rotating rod through a coupler. According to the low-speed table type centrifugal machine provided by the scheme, the problem that test tubes are not stably placed in the centrifugal treatment process of traditional Chinese medicine decoction piece samples at present is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of traditional Chinese medicine processing, in particular to a low-speed desktop centrifuge. Background Art

[0002] Chinese herbal medicine slices are Chinese medicinal materials that have been processed according to traditional Chinese medicine theories and methods and can be directly used in clinical Chinese medicine. During the preparation of Chinese herbal medicine slices, it is often necessary to centrifuge the samples to separate impurities or extract effective ingredients.

[0003] However, when centrifuging Chinese herbal medicine samples, there is currently a problem of unstable placement of the test tubes containing the samples. Traditional centrifugal equipment often lacks effective fixing and support structures for the placement of the test tubes, which causes the test tubes to easily shake or tilt during the centrifugation process. This not only affects the effect of the centrifugal treatment, but may also cause damage to the test tubes and the samples inside them. Utility Model Content

[0004] The utility model provides a low-speed desktop centrifuge, which aims to solve the problem of unstable placement of test tubes faced by traditional Chinese medicine slice samples during the centrifugal treatment process.

[0005] The utility model is implemented as follows: a low-speed desktop centrifuge comprises: a casing, an assembly plate is fixed in the casing, and a turntable is arranged above the assembly plate; a rotating rod, the rotating rod is rotatably mounted on the assembly plate, and the top of the rotating rod is fixedly connected to the bottom of the turntable; a motor and a reducer, the motor and the reducer are both fixed in the casing, the output shaft of the motor is fixedly connected to the input shaft of the reducer through a coupling, and the output shaft of the reducer is fixedly connected to the rotating rod through a coupling; a plurality of mounting plates, a plurality of mounting plates are all fixed on the top of the turntable, a placement plate is fixed on the mounting plate, and a placement hole is opened on the placement plate for inserting and placing Chinese medicine decoction piece sample tubes; a cover plate, the cover plate is arranged on the top of the casing; a limiting mechanism, the limiting mechanism is arranged on the cover plate, and is used to limit the Chinese medicine decoction piece sample tubes.

[0006] Preferably, the limiting mechanism includes: a guide shell fixed to the bottom of the cover plate, a spring fixed inside the guide shell; a fixed plate fixed to the bottom end of the spring, a rotating shaft rotatably mounted on the fixed plate; a pressing plate fixed to the bottom end of the rotating shaft, used to press the Chinese medicine sample tube.

[0007] Preferably, a support frame is symmetrically fixedly mounted on the top of the assembly plate, a ball is provided on the top of the support frame, and an annular groove is provided on the bottom of the turntable, and the annular groove is adapted to fit the ball.

[0008] Preferably, hooks are symmetrically fixed on the cover plate, and buckles are symmetrically provided on the outer wall of the housing, and the buckles are buckled with the corresponding hooks.

[0009] Preferably, a limiting frame is fixed to the bottom of the cover plate, and a limiting slot is provided on the top of the housing, and the limiting slot is adapted to the limiting frame.

[0010] Preferably, a handle is fixedly installed on the top of the cover plate for grasping, and a grasping groove is provided on the handle. A rubber pad is provided at the bottom of the pressing plate, and the bottom of the rubber pad fits with the tube cover of the Chinese herbal medicine sample tube.

[0011] Preferably, a plurality of support blocks are symmetrically fixedly installed on the bottom of the casing, and an anti-slide block is provided on the bottom end of the support block. The plurality of support blocks are symmetrically fixedly installed on the bottom of the casing, and an anti-slide block is provided on the bottom end of the support block.

[0012] Compared with the related art, the low-speed desktop centrifuge provided by the utility model has the following beneficial effects:

[0013] The casing serves as the outer shell of the entire centrifuge, providing structural support and external isolation to ensure safe operation; the cover plate protects the internal structure from external influences and provides a basis for the limiting mechanism, jointly ensuring operational safety and the integrity of the internal structure; the assembly plate ensures the stability of the internal structure, and the turntable achieves stable rotation through the connection with the rotating rod, ensuring that the test tubes are evenly stressed and the centrifugal effect is improved; the rotating rod connects the turntable and the reducer to ensure stable rotation; the motor provides power and the reducer adjusts the speed, jointly ensuring a smooth and accurate centrifugation process to avoid sample damage; the mounting plate and the placement plate The placement holes on the mounting plate and the placement plate ensure that the test tubes are fixed, improving the safety of the centrifugal process; the limiting mechanism further enhances the stability of the test tubes through the cooperation of the guide shell, spring, fixed plate, rotating shaft and pressure plate, avoiding displacement or damage of the test tubes under the action of centrifugal force. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the main structure of a low-speed desktop centrifuge provided by the utility model;

[0015] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0016] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of part A shown in FIG;

[0017] Figure 4 It is a structural schematic diagram of the installation plate and the placement plate in the utility model.

[0018] Figure numerals: 1, housing; 2, assembly plate; 3, turntable; 4, rotating rod; 5, motor; 6, reducer; 7, mounting plate; 8, placement plate; 9, cover plate; 10, guide housing; 11, spring; 12, fixing plate; 13, rotating shaft; 14, pressure plate; 15, support frame; 16, ball bearing; 17, hook; 18, buckle. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the art to which this application belongs. The terms used in the specification of the application are only for the purpose of describing specific embodiments and are not intended to limit this application. The terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0020] References herein to "embodiments" mean that a particular feature, structure, or characteristic described in connection with the embodiments may be included in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor does it constitute an independent or alternative embodiment that is mutually exclusive of other embodiments. It is understood, both explicitly and implicitly, by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0021] The present invention provides a low-speed desktop centrifuge. Figure 1-4 As shown, the low-speed desktop centrifuge includes: a casing 1, an assembly plate 2 is fixed in the casing 1, and a turntable 3 is arranged above the assembly plate 2; a rotating rod 4, the rotating rod 4 is rotatably mounted on the assembly plate 2, and the top of the rotating rod 4 is fixedly connected to the bottom of the turntable 3; a motor 5 and a reducer 6, the motor 5 and the reducer 6 are both fixed in the casing 1, the output shaft of the motor 5 is fixedly connected to the input shaft of the reducer 6 through a coupling, and the output shaft of the reducer 6 is fixedly connected to the rotating rod 4 through a coupling; a plurality of mounting plates 7, a plurality of mounting plates 7 are all fixed on the top of the turntable 3, a placement plate 8 is fixed on the mounting plate 7, and a placement hole is opened on the placement plate 8 for inserting and placing Chinese herbal medicine sample tubes; a cover plate 9, the cover plate 9 is arranged on the top of the casing 1; a limiting mechanism, the limiting mechanism is arranged on the cover plate 9, and is used to limit the Chinese herbal medicine sample tubes.

[0022] In this embodiment, the casing 1 serves as the outer shell of the entire low-speed desktop centrifuge, which not only provides structural support but also plays a role of isolation and protection to ensure safe operation; the assembly plate 2 is fixed in the casing 1 to support the turntable 3 and install other key components, thereby ensuring the stability of the internal structure of the centrifuge; the turntable 3 is arranged above the assembly plate 2 and is connected to the output shaft of the reducer 6 through the rotating rod 4. It is a rotating platform that carries the mounting plate 7 to ensure uniform force on the test tube during the centrifugation process; the rotating rod 4 is rotatably mounted on the assembly plate 2, and its top is fixedly connected to the bottom of the turntable 3 and is driven by the reducer 6 to achieve stable rotation of the turntable 3; the motor 5 provides power and the reducer 6 adjusts the speed to ensure smooth and accurate centrifugation and avoid damage to the sample or poor centrifugation effect caused by too fast or too slow rotation; multiple mounting plates 7 are fixed on At the top of the turntable 3, a placement plate 8 is fixed on each mounting plate 7, and the placement holes on the placement plates 8 are used to insert and place Chinese herbal medicine sample tubes to ensure that the test tubes are fixed and safe during centrifugation; the cover plate 9 is arranged on the top of the casing 1, which not only protects the internal structure from external influences, but also provides an installation basis for the subsequent limiting mechanism; the limiting mechanism is arranged on the cover plate 9 and cooperates with the test tubes on the placement plates 8 to further strengthen the limitation of the Chinese herbal medicine sample tubes, ensure absolute stability during the centrifugation process, and avoid displacement or damage of the test tubes due to centrifugal force; through the synergistic effect of the above components, the low-speed desktop centrifuge of the utility model not only solves the stability problem of Chinese herbal medicine samples during centrifugal treatment, but also improves the reliability of the centrifugal effect and the safety of the samples, and is a powerful tool in the research and preparation of Chinese medicine.

[0023] In a further preferred embodiment of the present invention, the limiting mechanism includes: a guide shell 10 fixed to the bottom of the cover plate 9, a spring 11 being fixed inside the guide shell 10; a fixing plate 12 fixed to the bottom end of the spring 11, a rotating shaft 13 being rotatably mounted on the fixing plate 12; a pressing plate 14 fixed to the bottom end of the rotating shaft 13, for pressing and fixing the sample tube of the Chinese herbal medicine.

[0024] In this embodiment, guide housing 10 is fixed to the bottom of cover plate 9. Its presence not only limits the position of spring 11 but also guides the movement trajectory of the entire limiting mechanism, ensuring smooth and unimpeded movement. Spring 11 is located within guide housing 10, with one end fixed therein and the other end connected to fixed plate 12, providing both a buffer and a reset function. When pressure plate 14 is pressed downward, spring 11 compresses and stores energy. Fixed plate 12 is fixed to the bottom of spring 11, connecting spring 11 and shaft 13. Pressure plate 14 is fixed to the bottom of shaft 13. When cover plate 9 is closed, it can compress the test tube, further improving its stability.

[0025] In a further preferred embodiment of the present invention, a support frame 15 is symmetrically fixedly installed on the top of the assembly plate 2, and a ball 16 is provided on the top of the support frame 15. An annular groove is opened at the bottom of the turntable 3, and the annular groove is adapted to the ball 16.

[0026] In this embodiment, the support frames 15 are symmetrically fixedly mounted on the top of the assembly plate 2. Their presence provides additional support points, making the load of the turntable 3 more evenly distributed, reducing the vibration caused by the center offset, and thus improving the stability of the centrifugal process; the balls 16 are arranged on the top of the support frame 15 and adapted to the annular groove at the bottom of the turntable 3. The balls 16 act as rolling bearings, reducing the friction between the support frame 15 and the turntable 3, and ensuring that the turntable 3 can remain smooth and stable when running at high speed.

[0027] In a further preferred embodiment of the present invention, hooks 17 are symmetrically fixed on the cover plate 9 , and buckles 18 are symmetrically provided on the outer wall of the housing 1 , and the buckles 18 are buckled with the corresponding hooks 17 .

[0028] In this embodiment, by fastening the hook 17 and the buckle 18, the user can easily fix the cover 9 on the housing 1 without using additional tools or complicated operations. This design not only improves the convenience of use.

[0029] In a further preferred embodiment of the present invention, a limiting frame is fixed to the bottom of the cover plate 9, and a limiting groove is provided on the top of the housing 1, and the limiting groove is adapted to the limiting frame.

[0030] In this embodiment, the limiting frame and the limiting groove are used in conjunction to limit the cover plate 9, which helps prevent the cover plate 9 from loosening or falling off due to vibration or external force during the centrifugation process.

[0031] In a further preferred embodiment of the present invention, a handle is fixedly installed on the top of the cover plate 9 for grasping, and a grasping groove is provided on the handle. A rubber pad is provided at the bottom of the pressing plate 14, and the bottom of the rubber pad fits with the tube cover of the Chinese herbal medicine sample tube.

[0032] In this embodiment, the design of the gripping groove on the handle improves the comfort of gripping, and the setting of the rubber pad forms a buffer layer between the pressing plate 14 and the tube cover of the Chinese herbal medicine sample tube, which effectively prevents the pressing plate from damaging the tube cover during the pressing process.

[0033] In a further preferred embodiment of the present invention, a plurality of support blocks are symmetrically fixedly installed on the bottom of the casing 1, and an anti-sliding block is provided on the bottom end of the support block. A plurality of support blocks are symmetrically fixedly installed on the bottom of the casing 1, and an anti-sliding block is provided on the bottom end of the support block.

[0034] In this embodiment, the provision of the support blocks enables the casing 1 to be placed more stably on a horizontal surface, and the design of the anti-sliding block increases the friction between the casing 1 and the placement surface, effectively preventing the centrifuge from sliding due to vibration during operation.

[0035] To sum up, the casing 1 serves as the outer shell of the entire centrifuge, providing structural support and external isolation to ensure safe operation; the cover plate 9 protects the internal structure from external influences and provides a basis for the limiting mechanism, jointly ensuring operational safety and the integrity of the internal structure; the assembly plate 2 ensures the stability of the internal structure, and the turntable 3 achieves stable rotation through the connection with the rotating rod 4, ensuring that the test tube is evenly stressed and the centrifugal effect is improved; the rotating rod 4 connects the turntable 3 and the reducer 6 to ensure stable rotation; the motor 5 provides power and the reducer 6 adjusts the speed to jointly ensure a smooth and accurate centrifugation process to avoid sample damage; the mounting plate 7 and the placement plate 8 The placement holes on the mounting plate 7 and the placement plate 8 ensure that the test tube is fixed, thereby improving the safety of the centrifugation process; the limiting mechanism further enhances the stability of the test tube through the cooperation of the guide shell 10, spring 11, fixed plate 12, rotating shaft 13, and pressure plate 14, thereby avoiding displacement or damage of the test tube under the action of centrifugal force.

[0036] It is worth noting that the circuits, electronic components and modules involved in the present invention are all existing technologies and can be fully implemented by those skilled in the art. Needless to say, the content protected by the present invention does not involve improvements to software and methods.

[0037] In the several embodiments provided in this application, it should be understood that the disclosed device can be implemented in other ways.

[0038] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the scope of protection of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making any creative work are within the scope to be protected by the present invention. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the present invention according to the circumstances without conflict, without making any creative work, so as to obtain different other technical solutions that do not deviate from the concept of the present invention in essence, and these technical solutions also fall within the scope to be protected by the present invention.

Claims

1. A low-speed desktop centrifuge, characterized in that: include: A housing, wherein an assembly plate is fixed in the housing, and a turntable is provided above the assembly plate; A rotating rod, the rotating rod is rotatably mounted on the assembly plate, and the top of the rotating rod is fixedly connected to the bottom of the turntable; A motor and a reducer, wherein the motor and the reducer are both fixed in the housing, the output shaft of the motor is fixedly connected to the input shaft of the reducer via a coupling, and the output shaft of the reducer is fixedly connected to the rotating rod via a coupling; A plurality of mounting plates, each of which is fixed on the top of the turntable, a placement plate being fixed on the mounting plate, and a placement hole being provided on the placement plate for inserting a sample tube of a Chinese herbal medicine; a cover plate, the cover plate being arranged on the top of the housing; A limiting mechanism is provided on the cover plate and is used to limit the position of the Chinese herbal medicine sample tubes.

2. The low-speed desktop centrifuge according to claim 1, wherein The limiting mechanism includes: a guide shell fixed to the bottom of the cover plate, wherein a spring is fixed in the guide shell; A fixed plate fixed to the bottom end of the spring, wherein a rotating shaft is rotatably mounted on the fixed plate; The pressing plate fixed on the bottom end of the rotating shaft is used for pressing the sample tubes of Chinese herbal medicine slices.

3. The low-speed desktop centrifuge according to claim 1, wherein A support frame is symmetrically fixedly installed on the top of the assembly plate, a ball is provided on the top of the support frame, and an annular groove is opened at the bottom of the turntable, and the annular groove is adapted to the ball.

4. The low-speed desktop centrifuge according to claim 1, wherein Hooks are symmetrically fixed on the cover plate, and buckles are symmetrically provided on the outer wall of the housing, and the buckles are buckled with the corresponding hooks.

5. The low-speed desktop centrifuge according to claim 1, wherein A limiting frame is fixed on the bottom of the cover plate, and a limiting slot is provided on the top of the housing, wherein the limiting slot is adapted to the limiting frame.

6. The low-speed desktop centrifuge according to claim 2, wherein A handle is fixedly installed on the top of the cover plate for grasping, and a grasping groove is provided on the handle. A rubber pad is provided at the bottom of the pressing plate, and the bottom of the rubber pad fits with the tube cover of the Chinese herbal medicine sample tube.

7. The low-speed desktop centrifuge according to claim 1, wherein A plurality of support blocks are symmetrically fixedly installed on the bottom of the housing, and an anti-sliding block is provided on the bottom end of the support block.

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