CN209735800U - Magnetic particle separating device - Google Patents
Magnetic particle separating device Download PDFInfo
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- CN209735800U CN209735800U CN201920403628.4U CN201920403628U CN209735800U CN 209735800 U CN209735800 U CN 209735800U CN 201920403628 U CN201920403628 U CN 201920403628U CN 209735800 U CN209735800 U CN 209735800U
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Abstract
the utility model relates to the technical field of sample separation, in particular to a magnetic particle separating device, which comprises a frame, a first rotating part and a second rotating part, wherein the first rotating part and the second rotating part are arranged on the frame oppositely, and a space for placing a substance to be separated is reserved between the first rotating part and the second rotating part; the driving device is connected with the first rotating piece and the second rotating piece and used for driving the first rotating piece and the second rotating piece to rotate; the magnetic part is arranged on the first rotating part and the second rotating part; the polarities of the magnetic elements on the first rotating element and the second rotating element are opposite. The utility model discloses a rotatory switching mode realizes switching magnetic purpose, accomplishes washing, the separation process of magnetism particulate matter, has the more comprehensive advantage of separation.
Description
Technical Field
The utility model relates to a sample separation technical field, more specifically relates to a separation magnetic particle device.
Background
most of the magnetic particle separating devices used by the traditional chemiluminescence immunoassay analyzer adopt a relay magnet in the aspect of separating magnetic particles (the diameter is 0.5-10 mu m), the generation and disappearance of the magnetism of the magnet are controlled by electrifying and powering off the relay magnet, the controllability is strong, the generated magnetism is strong, and the effects of separating and washing the magnetic particles can be better formed. This patent adopts the strong two permanent magnets of magnetism, forms through the rotatory mode in space about magnetic alternative formation, and indirect magnetic particle to in the reaction tube combines the material to play the effect of washing mixing, can make chemiluminescence immunodetection process washing more comprehensive, can also overcome the slow problem of demagnetization of relay magnet after the outage.
SUMMERY OF THE UTILITY MODEL
the utility model discloses an overcome above-mentioned prior art at least a defect, provide a separation magnetic particle device, realize switching magnetic purpose through rotatory switching mode, accomplish washing, the separation process of magnetic particle material, have the more comprehensive advantage of separation.
In order to solve the technical problem, the utility model discloses a technical scheme is: the device for separating magnetic particles comprises a frame, a first rotating part and a second rotating part, wherein the first rotating part and the second rotating part are oppositely arranged on the frame;
The driving device is connected with the first rotating piece and the second rotating piece and used for driving the first rotating piece and the second rotating piece to rotate;
the magnetic part is arranged on the first rotating part and the second rotating part;
the polarities of the magnetic elements on the first rotating element and the second rotating element are opposite.
The first rotating piece and the second rotating piece are arranged oppositely on the frame, and a space is reserved between the first rotating piece and the second rotating piece and used for placing the substances to be separated. The magnetic parts are connected to the first rotating part and the second rotating part, the first rotating part and the second rotating part drive the magnetic parts to rotate, alternating action of substances to be separated is achieved, and due to the fact that the polarities of the magnetic parts on the first rotating part and the second rotating part are opposite, attractive force in different directions is generated on magnetic particle combined substances through magnetic alternation of the magnetic parts, and washing and mixing effects are achieved. The driving device is connected with the first rotating piece and the second rotating piece to provide power, and the first rotating piece and the second rotating piece drive the magnetic piece to rotate under the action of the driving device.
In one embodiment, the magnetic member is provided with at least one of the first rotating member and the second rotating member, and the magnetic member is connected with the groove bodies provided on the first rotating member and the second rotating member. The magnetic part is connected with the groove bodies on the first rotating part and the second rotating part, and the magnetic parts on the first rotating part and the second rotating part respectively act on the substances to be separated when rotating, so that the substances to be separated are separated or washed.
In one embodiment, the frame includes a first bracket and a second bracket, the first rotating member is coupled to the first bracket, and the second rotating member is coupled to the second bracket. The first support and the second support are respectively connected with the first support and the second support, and the first rotating piece and the second rotating piece are positioned and installed through the first support and the second support.
Preferably, the drive device is connected to the first support and the drive device is connected to the second rotating member via a transmission member. The driving device is connected with the first support and then directly drives the first rotating piece to rotate, and meanwhile, the second rotating piece and the first rotating piece are driven to synchronously rotate through the transmission piece.
Preferably, the drive device is connected to the second support, and the drive device is connected to the first rotating member via a transmission member. The driving device directly drives the second rotating piece to rotate after being connected with the second support, and simultaneously drives the first rotating piece and the second rotating piece to synchronously rotate through the transmission piece.
in one embodiment, the magnetic particle separating device further comprises a photoelectric sensing device which is matched with the first rotating member or the second rotating member. The photoelectric sensing device is matched with the first rotating piece or the second rotating piece and plays a role in position sensing on the first rotating piece/the second rotating piece.
Preferably, the photoelectric sensing device comprises a sensing piece connected with the first rotating piece and an optical coupler connected with the first bracket. The sensing piece is connected with the first rotating piece and rotates along with the first rotating piece, and the sensing piece is matched with the optocoupler in the rotating process to position the rotating position of the first rotating piece.
Preferably, the photoelectric sensing device comprises a sensing piece connected with the second rotating piece and an optical coupler connected with the second bracket. The sensing piece is connected with the second rotation piece and rotates along with the second rotation piece, and the sensing piece is in the rotation in-process and the opto-coupler cooperation, fixes a position the rotational position that the second rotated the piece.
Compared with the prior art, the utility model, have following characteristics:
1. The magnetic part with strong magnetism rotates in space to form a circulating magnetic alternation, so that a complex relay magnet is replaced, and the problem that the demagnetization of the relay magnet is slow in the use process is solved;
2. Through the circulating magnetic alternative change, the magnetic particle substances in the substances to be separated generate instant traction force, the washing and mixing effects are achieved, the washing and separation in the chemiluminescence immunoassay process are more comprehensive, and the washing and separation processes of the magnetic particle substances are completed.
Drawings
Fig. 1 is a schematic view of the overall structure in the embodiment of the present invention.
Fig. 2 is a schematic view of the overall structure in the embodiment of the present invention.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the invention; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the invention.
the same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
example 1:
As shown in fig. 1 and 2, the present invention provides a magnetic particle separating device, which comprises a frame, wherein the frame comprises a first support 31 and a second support 32, the first support 31 is connected with a first rotating member 10a, the second support 32 is connected with a second rotating member 10b, and the first support 31 and the second support 32 are used for positioning the first rotating member 10a and the second rotating member 10 b.
when the first support 31 and the second support 32 position the first rotating member 10a and the second rotating member 10b, the first rotating member 10a and the second rotating member 10b are arranged oppositely, and a space for placing a substance to be separated is reserved between the first rotating member 10a and the second rotating member 10b which are arranged oppositely.
As shown in fig. 1, the first rotating member 10a and the second rotating member 10b are respectively provided with a slot 11, the magnetic member 20 is connected to the slot 11, and the magnetic member 20 follows the first rotating member 10a and the second rotating member 10b to move.
In this embodiment, the driving device 50 is connected to the first bracket 31 and connected to the second rotating member 10b through the transmission member 51, the transmission member 51 is a track or a belt, the driving device 50 is a motor, and the driving device 50 directly drives the first rotating member 10a to rotate and drives the second rotating member 10b to rotate synchronously with the first rotating member 10a through the transmission member 51.
when the substance to be separated is processed, the substance to be separated is placed in the space between the first rotating member 10a and the second rotating member 10b, the driving device 50 drives the first rotating member 10a and the second rotating member 10b to rotate, and the first rotating member 10a and the second rotating member 10b drive the magnetic member 20 to rotate.
When the washing machine rotates, the magnetic parts 20 on the first rotating part 10a and the magnetic parts 20 on the second rotating part 10b respectively and alternately act on the substances to be separated, and the substances to be separated are repeatedly adsorbed at opposite positions due to the opposite polarities of the magnetic parts 20 on the first rotating part 10a and the second rotating part 10b, so that the washing and mixing effects can be achieved by circulating the process, and the washing and separation are more comprehensive.
Example 2:
This embodiment is similar to embodiment 1, except that in this embodiment, three magnetic members 20 are provided on the first rotating member 10a and the second rotating member 10 b.
The three magnetic members 20 on the first rotating member 10a and the three magnetic members 20 on the second rotating member 10b act on the substances to be separated alternately, so that a good separation effect can be achieved even under the condition that the first rotating member 10a and the second rotating member 10b rotate at low speeds.
Example 3:
As shown in fig. 1 and 2, this embodiment is similar to embodiment 1, except that the magnetic particle separating device further includes a photoelectric sensing device cooperating with the first rotating member 10a or the second rotating member 10 b.
In this embodiment, the photoelectric sensing device includes a sensing plate 41 and an optical coupler 42, the sensing plate 41 is connected to the first rotating member 10a, the optical coupler 42 is connected to the first bracket 31, and the sensing plate 41 is matched with the optical coupler 42. The first rotating member 10a and the second rotating member 10b rotate synchronously, and the sensing of the rotating positions of the first rotating member 10a and the second rotating member 10b is realized through a photoelectric sensing device.
The photoelectric sensing device can also be connected with the second rotating member 10b and the second bracket 32 to sense the rotating positions of the first rotating member 10a and the second rotating member 10 b.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The device for separating the magnetic particles comprises a frame and is characterized by further comprising a first rotating part (10a) and a second rotating part (10b) which are oppositely arranged on the frame;
The driving device (50) is connected with the first rotating piece (10a) and the second rotating piece (10b) and is used for driving the first rotating piece (10a) and the second rotating piece (10b) to rotate;
The magnetic part (20), the said magnetic part (20) is set in first rotating part (10a) and second rotating part (10 b);
The magnetic elements (20) on the first rotating element (10a) and the second rotating element (10b) have opposite polarities.
2. A device for separating magnetic particles according to claim 1, wherein the magnetic member (20) is provided with at least one of the first rotating member (10a) and the second rotating member (10b), and the magnetic member (20) is connected to the groove bodies (11) provided in the first rotating member (10a) and the second rotating member (10 b).
3. A device for separating magnetic particles according to claim 1, wherein the frame comprises a first support (31) and a second support (32), the first rotating member (10a) being connected to the first support (31) and the second rotating member (10b) being connected to the second support (32).
4. A device for separating magnetic particles according to claim 3, characterized in that the drive means (50) is connected to the first holder (31), the drive means (50) being connected to the second rotating member (10b) via a transmission member (51).
5. A device for separating magnetic particles according to claim 3, characterized in that said drive means (50) are connected to the second support (32), said drive means (50) being connected to the first rotating member (10a) by means of a transmission member (51).
6. a device for separating magnetic particles according to claim 3, further comprising a photo-electric sensing device associated with the first rotating member (10a) or the second rotating member (10 b).
7. A device for separating magnetic particles according to claim 6, wherein the photoelectric sensing means comprises a sensing plate (41) connected to the first rotating member (10a) and an optical coupler (42) connected to the first support (31).
8. A device for separating magnetic particles according to claim 6, wherein the photoelectric sensing means comprises a sensing plate (41) connected to the second rotating member (10b) and an optical coupler (42) connected to the second support (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920403628.4U CN209735800U (en) | 2019-03-27 | 2019-03-27 | Magnetic particle separating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920403628.4U CN209735800U (en) | 2019-03-27 | 2019-03-27 | Magnetic particle separating device |
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| Publication Number | Publication Date |
|---|---|
| CN209735800U true CN209735800U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920403628.4U Active CN209735800U (en) | 2019-03-27 | 2019-03-27 | Magnetic particle separating device |
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| CN (1) | CN209735800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570084A (en) * | 2020-05-26 | 2020-08-25 | 珠海冠宇电池股份有限公司 | Pole piece surface metal object clearing device |
-
2019
- 2019-03-27 CN CN201920403628.4U patent/CN209735800U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111570084A (en) * | 2020-05-26 | 2020-08-25 | 珠海冠宇电池股份有限公司 | Pole piece surface metal object clearing device |
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Address after: 510320 Unit 501A, Fifth Floor, No. 1 Spiral Fourth Road, Guangzhou International Biological Island, Huangpu District, Guangzhou City, Guangdong Province Patentee after: GUANGDONG HEXIN BIOTECHNOLOGY Co.,Ltd. Address before: 510320 Unit 501A, No. 1 Spiral Fourth Road, Guangzhou International Biological Island, Haizhu District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG HEXIN BIOTECHNOLOGY Co.,Ltd. |