CN108580061B

CN108580061B - Centrifugal machine with shaking function

Info

Publication number: CN108580061B
Application number: CN201810685285.5A
Authority: CN
Inventors: 丁星; 张学勇; 丁乐石
Original assignee: Shenzhen Beike Ronghui Life Technology Co ltd
Current assignee: Shenzhen Beike Ronghui Life Technology Co ltd
Priority date: 2018-06-28
Filing date: 2018-06-28
Publication date: 2023-08-04
Anticipated expiration: 2038-06-28
Also published as: CN108580061A

Abstract

The invention discloses a centrifugal machine with a shaking function, which comprises a driving device, a centrifugal support arm and a shaking support, wherein the tail end of the centrifugal support arm is symmetrically provided with a plurality of sample cups, the upper ends of the sample cups are connected with the tail end of the centrifugal support arm through hinges, the lower ends of the sample cups are in sliding contact with the shaking support arm through sliding blocks, an elliptical sliding rail is arranged on the upper surface of the shaking support arm, the shaking support arm can move up and down, when the shaking support arm moves up, the sliding blocks are in contact with the elliptical sliding rail, when the centrifugal support arm rotates, the upper ends of the sample cups do circular motion, and the lower ends of the sample cups do elliptical motion. According to the centrifugal machine with the shaking-up function, the shaking-up of samples is realized by utilizing the elliptic slide rail, when the centrifugal machine is required, the slide rail is separated from the slide block, the normal centrifugal process is realized, the centrifugal effect and efficiency can be improved, and meanwhile, the technical means can be provided for automatic extraction and preparation of cells in the future.

Description

Centrifugal machine with shaking function

Technical Field

The invention belongs to the technical field of cell separation equipment, and particularly relates to a centrifugal machine with a shaking function.

Background

The centrifugal machine is core equipment for cell separation, can utilize strong centrifugal force to accelerate tissue layering, has a very important position in the cell separation process, and can greatly improve the efficiency and the separation purity of cell separation.

Shaking is a process of homogenizing a sample, and has a very important role in mixing biological samples, and it is also necessary to shake the sample and buffer before sample separation is performed.

However, in the existing cell separation process, the manual or mechanical shaking is performed in advance, and then the sample is placed on a centrifugal machine for separation, so that the efficiency is low, and more manpower and material resources are consumed; in addition, in the operation process, the stability is poor, an operator contacts the sample for a long time, and the sample is easily damaged or polluted due to human error.

Disclosure of Invention

The invention mainly aims to provide a centrifugal machine with a shaking-up function, so that samples are simultaneously shaking-up and centrifuged, and the centrifugal efficiency is improved.

In order to achieve the above purpose, the centrifugal machine with the shaking function comprises a driving device, a centrifugal support arm and a shaking support, wherein the centrifugal support arm is arranged on the upper portion of the driving device, the shaking support arm is arranged on the driving device and is positioned on the lower portion of the centrifugal support arm, a plurality of sample cups are symmetrically arranged at the tail end of the centrifugal support arm, the upper ends of the sample cups are connected with the tail ends of the centrifugal support arm through hinges, the lower ends of the sample cups are in sliding contact with the shaking support arm through sliding blocks, an elliptic sliding rail is arranged on the upper surface of the shaking support arm, the shaking support arm can move up and down, when the shaking support arm moves up, the sliding blocks are in contact with the elliptic sliding rail, when the centrifugal support arm rotates, the upper ends of the sample cups do circular motion, and the lower ends of the sample cups do elliptic motion.

Preferably, the slide block is fixedly connected with the sample cup, and when the centrifugal support arm rotates, the slide block slides in the elliptical slide rail.

Preferably, the width of the sliding block is matched with the width of the elliptic sliding rail.

Preferably, the lifting time of the shaking bracket is controlled by a servo system.

Preferably, the centrifugal support arm is driven by a rotary drum, the rotary drum is arranged on the driving device, and the driving device drives the rotary drum to rotate.

According to the centrifugal machine with the shaking-up function, provided by the invention, the shaking-up of samples is realized by utilizing the elliptic slide rail, when the centrifugal machine is required, the slide rail is separated from the slide block, so that the normal centrifugal process is realized, the centrifugal effect and efficiency can be improved, and meanwhile, the technical means can be provided for automatic extraction and preparation of cells in the future.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a centrifuge with a shaking-up function according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a centrifuge with shaking-up function according to an embodiment of the present invention;

fig. 3 is a schematic diagram two of a centrifugal machine with a shaking-up function according to an embodiment of the present invention.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				1	Driving device	2	Centrifugal support arm
3	Shaking-up bracket	4	Sample cup
				5	Sliding block	6	Elliptic slide rail
7	Rotary drum

The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.

In the embodiment of the invention, referring to fig. 1, the centrifuge with the shaking function comprises a driving device 1, a centrifugal support arm 2 and a shaking support 3, wherein the centrifugal support arm 2 is arranged at the upper part of the driving device 1, the shaking support 3 is arranged on the driving device 1, the shaking support 3 is positioned at the lower part of the centrifugal support arm 2, a plurality of sample cups 4 are symmetrically arranged at the tail end of the centrifugal support arm 2, the upper ends of the sample cups 4 are connected with the tail end of the centrifugal support arm 2 through hinges, the lower ends of the sample cups are in sliding contact with the shaking support arm 3 through a sliding block 5, an elliptic slide rail 6 is arranged on the upper surface of the shaking support 3, the shaking support 3 can move up and down, when the shaking support 3 moves up, the sliding block 5 is in contact with the elliptic slide rail 6, when the centrifugal support arm 2 rotates, the upper ends of the sample cups 4 do circular motion, and the lower ends of the sample cups do elliptic motion.

Further, the centrifugal support arm 2 is driven by a rotary drum 7, the rotary drum 7 is arranged on the driving device 1, and the driving device 1 drives the rotary drum 7 to rotate.

The working principle of this embodiment is as follows:

referring to fig. 2 and 3, the upper ends of sample cups 4 (only 1 are shown in the drawing) are connected with centrifugal support arms 2 through hinges, and the lower ends of the sample cups are in sliding contact with shaking-up supports 3 through sliding blocks 4, so that the shaking-up supports 3 move up and down. When shaking up support 3 moves up, slider 5 and oval slide rail 6 contact, and when centrifugal support arm 2 rotated, slider 5 was slided in oval slide rail 6, and the width of slider 5 and the width looks adaptation of oval slide rail 6, and circular motion is made to sample cup 4 upper end, and elliptical motion is made to the lower extreme, has realized the swing of sample cup 4. Because the sample cup 4 rotates around the centrifugal shaft, the sample cup 4 also has a rotation motion, and a shaking motion is formed comprehensively.

When the shaking-up bracket 3 moves downwards, the sliding block 5 at the lower end of the sample cup 4 is separated from the elliptical sliding rail 6 and separated from the shaking-up bracket 3, and the lower end of the sample cup 4 is in a free state and can be centrifuged freely.

When the shaking-up stand 3 is lifted, the sample cup 4 is fixed in space, so that the temperature of the sample is ensured, and the function of a fixer can be provided for subsequent treatment. The lifting time of the shaking-up bracket 3 is controlled by a servo system, so that the safety of a sample is ensured.

The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.

Claims

1. The utility model provides a take centrifugal machine of shaking function, includes drive arrangement and centrifugal support arm, its characterized in that still includes shaking the even support, centrifugal support arm set up in drive arrangement's upper portion, shaking even support set up on drive arrangement just shaking even support arm be located centrifugal support arm's lower part, centrifugal support arm's terminal symmetry be provided with a plurality of sample cup, sample cup upper end carry out sliding contact through hinge and centrifugal support arm's terminal connection, lower extreme through slider and shaking even support, shaking even support arm's upper surface on be provided with an oval slide rail, shaking even support can reciprocate, when shaking even support arm and moving up, the circular motion is done to sample cup upper end, the lower extreme is oval motion, the slider with sample cup fixed connection, centrifugal support arm rotates, the slider be in oval slide rail in slide, the width of slider and oval slide rail looks adaptation.

2. The centrifuge with shaking-up function as claimed in claim 1, wherein the timing of the lifting of the shaking-up stand is controlled by a servo control.

3. The centrifuge with shaking-up function according to claim 1, wherein the centrifugal arm is driven by a drum, the drum is arranged on the driving device, and the driving device drives the drum to rotate.