CN212237777U

CN212237777U - Liquid separation device

Info

Publication number: CN212237777U
Application number: CN202020160572.7U
Authority: CN
Inventors: 贵永平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-12-29
Anticipated expiration: 2030-02-11

Abstract

The utility model discloses a liquid separation device, liquid separation device include disc, jack and sample storage department, liquid runner, separation sample storage tank, the arch of setting in the disc, the disc include base and disc wall, the center that the jack is located the disc run through the disc, sample storage department around the jack setting, separation sample storage tank around the disc edge setting, the arch setting between sample storage department and separation sample storage tank, form the liquid runner between the adjacent arch. The utility model discloses both can carry out the separation of a liquid, also can carry out the separation of multiple liquid simultaneously, can also mix the sample of different separations after the separation moreover, easy operation, convenient to use.

Description

Liquid separation device

Technical Field

The utility model relates to a sample separation field especially relates to a liquid separation device.

Background

Biochemical testing generally requires rapid dosing of liquids to perform different testing tasks. Also, biochemical assays generally require that components that may affect each other be separated prior to the assay. These steps of dosing and separating are usually achieved by a centrifugation step. The centrifugal force is utilized to control the flow of the fluid, so that the centrifugal force has many advantages, such as wide application range, convenience in control, high reliability and the like. However, the conventional centrifugal apparatus has many problems, such as poor control accuracy, inconvenience, and failure to accurately and reliably convey, stop, and discharge the sample to a predetermined position.

CN109694808A discloses a DNA extraction centrifugal disc, comprising at least one DNA extraction unit; the front side of the DNA extraction unit is provided with a first liquid inlet, a second liquid inlet, a third liquid inlet, a temporary liquid storage area and a filtering area, and the back side of the DNA extraction unit is provided with a first liquid storage area and a second liquid storage area; DNA adsorbing materials are arranged in the filtering area; the first liquid inlet and the second liquid inlet are respectively communicated with the filtering area through a flow passage; the third liquid inlet is communicated with the temporary liquid storage area through a flow channel, and the temporary liquid storage area is communicated with the filtering area through the flow channel; the second liquid storage area is communicated with the first liquid storage area through a flow channel, and the first liquid storage area is communicated with the filtering area through a flow channel.

CN105964313A discloses a centrifugal multi-channel microfluidic chip, wherein a first fluidic set disposed on a first layer of the chip comprises: the device comprises a first reaction tank, a flow path and a solution injection port, wherein the flow path is provided with a first solution temporary storage area for conveying liquid to the first reaction tank; the flow path includes a first flow path extending from the trough portion to the first reaction cell to form a first communication point, and a branch path forming a second communication point with the first reaction cell and extending from the second communication point toward the rotation center to an outlet end. The fluid device of the first layer is communicated with the fluid device of the second layer through the upper and lower interconnecting channels, and the first fluid set and the second fluid set can be communicated with each other.

However, there is still a need in the art for a liquid separation device that is easy to operate and accurate in separation.

Disclosure of Invention

The utility model provides a liquid separation device, liquid separation device include disc, jack and sample storage department, liquid runner, separation sample storage tank, the arch of setting in the disc, the disc include base and disc wall, the center that the jack is located the disc run through the disc, sample storage department around the jack setting, separation sample storage tank around the disc edge setting, the arch setting between sample storage department and separation sample storage tank, form the liquid runner between the adjacent arch.

Preferably, the number of the bulges corresponds to that of the separated sample storage grooves, one end of each bulge points to the sample storage position, and the other end of each bulge points to the separated sample storage groove and is arranged on the same vertical plane with part of the groove wall of the sample storage groove. Particularly preferably, the projections extend between adjacent separate sample wells and there is a gap between the projections and the wall of the disc, said gap being capable of forming a communication channel. When enough samples are in the separated sample storage groove, a plurality of samples overflowing from the separated sample storage groove are communicated and mixed through the communicating flow passage.

Preferably, the shape of the separated sample storage groove is selected from the group consisting of a circle, an ellipse, a square, a rectangle, a semicircle and a semi-ellipse. Particularly preferably, the shape of the separated sample storage well is circular.

Preferably, the liquid separation device comprises 4-80 separated sample storage tanks. Particularly preferably, the liquid separation device comprises 4-48 separated sample storage tanks. More particularly preferably, the liquid separation apparatus comprises 30 separated sample holding tanks.

Preferably, the disc is provided with a partition plate, and the partition plate is arranged between the insertion hole and the protrusion. More preferably, the number of the partition plates is 2 to 6, for example, 3, 4, 5, etc.

Preferably, the liquid separation device is integrally formed, or the liquid separation device is formed by 2-8 fan-shaped or semicircular parts in a detachable mode. For example, the liquid separation device may consist of 2 semicircular segments, or the liquid separation device may consist of 4, 6 or 8 segments.

Preferably, the liquid separation device is detachably formed by 2 semicircular parts, each semicircular part comprises a jointed board, and the jointed boards are arranged on the diameter of each semicircular part. The 2 semicircular parts are butted into a liquid separation device through jointed plates.

Preferably, the jointed boards comprise buckles, and the buckles are positioned at two ends of the diameter of the semicircular liquid separation device. In a specific embodiment of the present invention, the fasteners are a convex pillar and a circular hole, that is, one end of the jointed board of the liquid separation device is provided with the convex pillar, and the other end is provided with the circular hole, and the convex pillar and the circular hole are engaged with each other.

Liquid separation equipment both can carry out the separation of a liquid, also can carry out the separation of multiple liquid simultaneously, can also mix the sample of different separations after the separation moreover, easy operation, convenient to use.

Drawings

Fig. 1 is a front view of a semicircular separation apparatus.

Fig. 2 is a perspective view of a semicircular separating apparatus.

FIG. 3 is a cross-sectional view of a semicircular separation apparatus taken along line A-A.

FIG. 4 is a cross-sectional view of the semicircular separation apparatus taken along line B-B.

Wherein, the device comprises a disc 01, a jack 02, a sample storage part 03, a liquid flow channel 04, a sample separation storage groove 05, a bulge 06, a communicating flow channel 07, a partition plate 08, a buckle 09, a spliced plate 10, a base 11 and a disc wall 12.

Detailed Description

The invention is further described with reference to the drawings and the specific embodiments. These examples are provided only for illustrating the present invention and are not intended to limit the scope of the present invention. Experimental procedures, in which specific conditions are not indicated in the examples below, are generally carried out according to conditions conventional in the art or as recommended by the manufacturer. Unless otherwise specified, all are conventional methods. Unless defined otherwise, technical and scientific terms used herein have the same meaning as is familiar to those skilled in the art.

Example 1

A semicircular liquid separation device is shown in a front view of a picture 1, a perspective view of a picture 2, a section view of a picture 3 and a picture 4, and comprises a 01 disc, a 02 jack, a 03 sample storage part, a 04 liquid flow channel, a 05 separation sample storage groove, a 06 bulge, a 07 communicating flow channel, a 08 separation plate, a 09 buckle and a 10 jointed board, wherein the 01 disc comprises 11 bases and 12 disc walls, the 02 jack is positioned in the center of the 01 disc and penetrates through the 01 disc, the 03 sample storage part is arranged around the 02 jack, the 05 separation sample storage groove is arranged around the edge of the 01 disc, the 06 bulge is arranged between the 03 sample storage part and the 05 separation sample storage groove, the 04 liquid flow channel is formed between adjacent 06 bulges, the 10 jointed board comprises the 09 buckle, and the 09 buckle is positioned at two ends of the diameter of the semicircular liquid separation device.

The semicircular liquid separation device comprises 15 05 separation sample storage grooves, the 05 separation sample storage grooves are divided into two parts by a 08 division plate, one part comprises 8 05 separation sample storage grooves, and the other part comprises 7 05 separation sample storage grooves.

When enough samples are in the 05 separation sample storage tank, a plurality of samples overflowing from the 05 separation sample storage tank are communicated and mixed through the 07 communication flow channel.

Example 2

A circular liquid separation device is formed by combining 2 semicircular liquid separation devices in embodiment 1 through buckles.

When a liquid sample needs to be separated, the liquid separation device is installed on the centrifugal device through the 02 jack, the liquid sample is placed at the 03 sample storage position, the centrifugal device is started, the 01 disc starts to rotate, the sample at the 03 sample storage position moves towards the edge under the action of centrifugal force and finally flows into the 05 separation sample storage groove through a 04 liquid flow channel formed between the 06 bulges.

When the liquid sample in the 05 separation sample storage groove is enough, a plurality of samples overflowing from the separation sample storage groove are communicated and mixed through the 07 communication flow channel.

The foregoing embodiments are merely illustrative for the understanding of the present invention, and the present invention is not limited to the specific details of the above embodiments. It will be apparent to those skilled in the art that modifications and variations can be made to the present invention without departing from the principles of the invention, and these modifications and variations will fall within the scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a liquid separation device, its characterized in that, liquid separation device include disc, jack and set up sample storage department, liquid flow path, separation sample storage tank, arch in the disc, the disc include base and disc wall, the center that the jack is located the disc run through the disc, sample storage department around the jack setting, separation sample storage tank around disc edge setting, the arch setting between sample storage department and separation sample storage tank, form the liquid flow path between the adjacent arch.

2. The liquid separating apparatus as claimed in claim 1, wherein the projections correspond to the number of the separated sample holding grooves, and one end of each projection is directed to the sample holding portion, and the other end of each projection is directed to the separated sample holding groove and is disposed on the same vertical plane as a part of the groove wall of the sample holding groove.

3. The liquid separation apparatus of claim 2, wherein the projections extend between adjacent separated sample wells, and a gap exists between the projections and the wall of the disk.

4. The liquid separation apparatus according to claim 1, wherein the shape of the separated sample well is selected from the group consisting of a circle, an ellipse, a square, a rectangle, a semicircle and a semi-ellipse.

5. The liquid separation device of claim 1, wherein the liquid separation device comprises 4 to 80 separated sample storage tanks.

6. The liquid separation device of claim 5, wherein the liquid separation device comprises 30 separated sample holding tanks.

7. The liquid separation device of claim 1, wherein the disk has a divider disposed therein, the divider being disposed between the receptacles and the projections.

8. The liquid separation device of claim 1, wherein the liquid separation device is integrally formed, or the liquid separation device is detachably formed by 2-8 fan-shaped or semicircular parts.

9. The liquid separation device of claim 8, wherein the liquid separation device is removably assembled from 2 semicircular portions, the semicircular portions comprising panels that are disposed on a diameter of the semicircular portions.

10. The fluid separator assembly of claim 9 wherein said panels include snaps positioned at opposite ends of a diameter of said semi-circular fluid separator assembly.