CN216025568U - Recyclable filtering centrifuge - Google Patents
Recyclable filtering centrifuge Download PDFInfo
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- CN216025568U CN216025568U CN202122006134.2U CN202122006134U CN216025568U CN 216025568 U CN216025568 U CN 216025568U CN 202122006134 U CN202122006134 U CN 202122006134U CN 216025568 U CN216025568 U CN 216025568U
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- centrifugal
- filter head
- inner tube
- centrifugation
- detachable filter
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Abstract
The utility model discloses a recyclable filtering centrifuge which comprises a centrifugal outer pipe with an upper opening, a centrifugal inner pipe and a detachable filter head, wherein the centrifugal outer pipe is positioned in the centrifugal outer pipe, the upper part of the centrifugal inner pipe is connected with the centrifuge, the detachable filter head is positioned at the bottom of the centrifugal inner pipe, the centrifugal inner pipe is of an upper opening structure, the upper part of the centrifugal inner pipe on the centrifugal inner pipe exceeds the top surface of the centrifugal outer pipe, the detachable filter head is detachably connected at the bottom of the centrifugal inner pipe, the detachable filter head is positioned between the centrifugal inner pipe and the centrifugal outer pipe, and a filter membrane is filled in the detachable filter head. The detachable filter head is matched and assembled with the centrifugal inner tube for use, the centrifugal inner tube is arranged in the centrifugal outer tube, the centrifugal inner tube is connected with the centrifuge, the centrifugal outer tube is mainly used for containing liquid after centrifugal filtration, the centrifugal inner tube is mainly used for containing liquid to be filtered, the detachable filter head is used for containing a filter membrane, and the filter membrane specification and size in the detachable filter head are replaced to realize the use in occasions with different specification requirements.
Description
Technical Field
The utility model relates to a recyclable filtering centrifuge, in particular to a recyclable filtering centrifuge which is compact in structure, convenient to use and capable of replacing filter membranes with different specifications at any time.
Background
At present, the separation and purification by a physical method mainly comprises centrifugation, filtration and vacuum filtration. Complicated samples need to be centrifuged and then filtered or filtered, which is time-consuming and labor-consuming, so the present invention is a centrifugal filter combining centrifugation and filtration. The existing structure has certain defects, such as the fact that most of the existing structures are disposable and cannot be recycled, the operation is complex, and the filter screen is fixed and can not be replaced by filter screens with different apertures according to the requirements of the filter screen.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a recyclable filtering centrifuge which has the characteristics of compact structure, convenient use and capability of replacing filter membranes with different specifications at any time.
In order to solve the technical problems, the technical scheme of the utility model is as follows: a recyclable filtering centrifuge is characterized in that: but cyclic utilization filters centrifuge includes upper shed's centrifugation outer tube, is located this centrifugation outer tube and the centrifugation inner tube that centrifugation inner tube upper portion links to each other with the centrifuge, is located the removable filter head of this centrifugation inner tube bottom, the centrifugation inner tube is upper shed structure and centrifugation inner tube on centrifugation inner tube upper portion surpasss centrifugation outer tube top surface, removable connection of removable filter head is in centrifugation inner tube bottom, just removable filter head is located the centrifugation inner tube with between the centrifugation outer tube, removable filter head intussuseption is filled with the filter membrane.
Preferably, the bottom of the centrifugal inner tube is of an external thread structure, the detachable filter head is of an upper opening structure, an internal thread matched with the thread at the bottom of the centrifugal inner tube is arranged on the detachable filter head, and the detachable filter head is matched with the bottom of the centrifugal inner tube in a rotating mode.
Preferably, the bottom of the centrifugal inner tube and the matching part of the detachable filter head are of a hollow structure.
Preferably, the bottom of the centrifugal inner tube is provided with an internal thread structure matched with the detachable filter head in a rotating mode, the detachable filter head is provided with an external thread matched with the thread at the bottom of the centrifugal inner tube in a rotating mode, and the detachable filter head is matched with the bottom of the centrifugal inner tube in a rotating mode.
Preferably, a plastic net structure used for filling the filter membrane is arranged in the detachable filter head, and the filter membrane is positioned on the plastic net structure.
Preferably, the plastic net structure comprises an upper plastic net and a lower plastic net, the filter membrane is positioned between the upper plastic net and the lower plastic net, and the plastic net structure filled with the filter membrane is positioned in the detachable filter head.
Preferably, the plastic net structure filled with the filter membrane is embedded in the detachable filter head, or is bent and clamped in the detachable filter head.
Preferably, the length of the overlap between the centrifugal inner tube and the centrifugal outer tube is equal to 1/2-2/3 of the centrifugal outer tube.
Preferably, the length of the superposition of the centrifugal inner pipe and the centrifugal outer pipe after the detachable filter head is assembled is that the length of the centrifugal inner pipe after the detachable filter head is assembled is equal to 1/2-2/3 of the centrifugal outer pipe.
Preferably, a flange located at an opening position on the centrifugal outer pipe is arranged on the centrifugal outer pipe, the flange is screwed on the centrifugal outer pipe, or the flange and the centrifugal outer pipe are integrally arranged, and the top surface of the flange does not exceed the top surface of the centrifugal inner pipe at the opening position on the centrifugal inner pipe.
The utility model has the advantages that: through adopting above-mentioned structure, utilize and to dismantle filter head and centrifugation inner tube matched stack and use, the centrifugation inner tube is put into in the centrifugation outer tube and the centrifugation inner tube links to each other with the centrifuge, and liquid after the centrifugation outer tube mainly used adorns the centrifugation, and the centrifugation inner tube mainly used dress needs the filtration liquid, can dismantle the filter head and be used for adorning filtration membrane, lies in the filtration membrane specification and size that can dismantle the filter head through the change, realizes satisfying different specification demand occasions and uses. The novel centrifugal tube filter comprises a centrifugal tube and an inner tube of the centrifugal tube, wherein the bottom of the inner tube of the centrifugal tube is provided with a detachable filter head, and filter membranes with different apertures can be replaced according to the requirements of the centrifugal tube.
Drawings
The utility model is described in further detail below with reference to the figures and the detailed description.
FIG. 1 is a schematic diagram of a recyclable filtering centrifuge according to the present invention.
FIG. 2 is a schematic diagram of a removable filter head of a recyclable filtering centrifuge according to the present invention.
FIG. 3 is a schematic structural diagram of a plastic mesh structure-based filter membrane portion of a recyclable filtering centrifuge according to the present invention.
In the figure: 1-centrifugal outer tube, 2-centrifugal inner tube, 3-detachable filter head, 4-filter membrane, 5-hollow structure, 6-plastic net structure, 61-upper plastic net, 62-lower plastic net, 7-flange.
Detailed Description
The recyclable filtering centrifuge comprises an upper opening centrifugal outer tube 1, a centrifugal inner tube 2 and a detachable filtering head 3, wherein the centrifugal outer tube is positioned in the centrifugal outer tube, the upper portion of the centrifugal inner tube is connected with the centrifuge, the detachable filtering head is positioned at the bottom of the centrifugal inner tube, the centrifugal inner tube is of an upper opening structure, the upper portion of the centrifugal inner tube on the centrifugal inner tube exceeds the top surface of the centrifugal outer tube, the detachable filtering head is detachably connected to the bottom of the centrifugal inner tube, the detachable filtering head is positioned between the centrifugal inner tube and the centrifugal outer tube, and a filtering membrane 4 is filled in the detachable filtering head. Through adopting above-mentioned structure, utilize and to dismantle filter head and centrifugation inner tube matched stack and use, the centrifugation inner tube is put into in the centrifugation outer tube and the centrifugation inner tube links to each other with the centrifuge, and liquid after the centrifugation outer tube mainly used adorns the centrifugation, and the centrifugation inner tube mainly used dress needs the filtration liquid, can dismantle the filter head and be used for adorning filtration membrane, lies in the filtration membrane specification and size that can dismantle the filter head through the change, realizes satisfying different specification demand occasions and uses. The novel centrifugal tube filter comprises a centrifugal tube and an inner tube of the centrifugal tube, wherein the bottom of the inner tube of the centrifugal tube is provided with a detachable filter head, and filter membranes with different apertures can be replaced according to the requirements of the centrifugal tube.
The first connection form: the bottom of the centrifugal inner tube is of an external thread structure, the detachable filter head is of an upper opening structure, an internal thread matched with the thread at the bottom of the centrifugal inner tube is arranged on the detachable filter head, and the detachable filter head is matched at the bottom of the centrifugal inner tube in a rotating mode. The bottom of the centrifugal inner tube is of an external thread structure, and the bottom of the centrifugal inner tube and the matching part of the detachable filter head are of a hollow structure 5.
The second connection form is as follows: the centrifugal inner tube bottom is provided with an internal thread structure which is matched with the detachable filter head in a rotating mode, the detachable filter head is provided with an external thread which is matched with the thread at the bottom of the centrifugal inner tube in a rotating mode, and the detachable filter head is matched with the bottom of the centrifugal inner tube in a rotating mode.
In order to facilitate the fixation and the quick replacement and installation of the filter membrane, a plastic net structure 6 used for filling the filter membrane is arranged in the detachable filter head, and the filter membrane is positioned on the plastic net structure. The first expression: the plastic net structure comprises an upper plastic net 61 and a lower plastic net 62, the filter membrane is positioned between the upper plastic net and the lower plastic net, and the plastic net structure filled with the filter membrane is positioned in the detachable filter head. The second expression is as follows: the plastic net structure filled with the filter membrane is embedded in the detachable filter head, or is bent and clamped in the detachable filter head.
In order to ensure the filtering effect of the filtrate, the overlapping length of the centrifugal inner tube and the centrifugal outer tube is that the length of the centrifugal inner tube is equal to 1/2-2/3 of the centrifugal outer tube; the overlapping length of the centrifugal inner pipe and the centrifugal outer pipe after the detachable filter head is assembled is that the length of the centrifugal inner pipe after the detachable filter head is assembled is equal to 1/2-2/3 of the centrifugal outer pipe.
In order to facilitate assembly and later-stage clamping and positioning, a flange 7 positioned at an upper opening position of the centrifugal outer pipe is arranged on the centrifugal outer pipe, the flange is screwed on the centrifugal outer pipe in a threaded mode, or the flange and the centrifugal outer pipe are integrally arranged, and the top surface of the flange is not more than that of the centrifugal inner pipe at the upper opening position of the centrifugal inner pipe.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (10)
1. A recyclable filtering centrifuge is characterized in that: but cyclic utilization filters centrifuge includes upper shed's centrifugation outer tube, is located this centrifugation outer tube and the centrifugation inner tube that centrifugation inner tube upper portion links to each other with the centrifuge, is located the removable filter head of this centrifugation inner tube bottom, the centrifugation inner tube is upper shed structure and centrifugation inner tube on centrifugation inner tube upper portion surpasss centrifugation outer tube top surface, removable connection of removable filter head is in centrifugation inner tube bottom, just removable filter head is located the centrifugation inner tube with between the centrifugation outer tube, removable filter head intussuseption is filled with the filter membrane.
2. A recyclable filtering centrifuge as defined in claim 1 wherein: the bottom of the centrifugal inner tube is of an external thread structure, the detachable filter head is of an upper opening structure, an internal thread matched with the thread at the bottom of the centrifugal inner tube is arranged on the detachable filter head, and the detachable filter head is matched with the bottom of the centrifugal inner tube in a rotating mode.
3. A recyclable filtering centrifuge as defined in claim 2 wherein: the bottom of the centrifugal inner tube and the matching part of the detachable filter head are of a hollow structure.
4. A recyclable filtering centrifuge as defined in claim 1 wherein: the bottom of the centrifugal inner tube is provided with an internal thread structure matched with the detachable filter head in a rotating mode, the detachable filter head is provided with an external thread matched with the thread at the bottom of the centrifugal inner tube in a rotating mode, and the detachable filter head is matched with the bottom of the centrifugal inner tube in a rotating mode.
5. A recyclable filtering centrifuge as defined in claim 1 wherein: and a plastic net structure used for filling the filter membrane is arranged in the detachable filter head, and the filter membrane is positioned on the plastic net structure.
6. A recyclable filtering centrifuge as defined in claim 5 wherein: the plastic net structure comprises an upper plastic net and a lower plastic net, the filter membrane is positioned between the upper plastic net and the lower plastic net, and the plastic net structure filled with the filter membrane is positioned in the detachable filter head.
7. A recyclable filtering centrifuge as defined in claim 6 wherein: the plastic net structure filled with the filter membrane is embedded in the detachable filter head, or is bent and clamped in the detachable filter head.
8. A recyclable filtering centrifuge as defined in claim 1 wherein: the coincidence length of the centrifugal inner pipe and the centrifugal outer pipe is that the length of the centrifugal inner pipe is equal to 1/2-2/3 of the centrifugal outer pipe.
9. A recyclable filtering centrifuge as defined in claim 1 wherein: the coincidence length of the centrifugal inner pipe and the centrifugal outer pipe after the detachable filter head is assembled is that the length of the centrifugal inner pipe after the detachable filter head is assembled is equal to 1/2-2/3 of the centrifugal outer pipe.
10. A recyclable filtering centrifuge as defined in claim 1 wherein: the centrifugal outer pipe is provided with a flange positioned at an opening position on the centrifugal outer pipe, the flange is screwed on the centrifugal outer pipe, or the flange and the centrifugal outer pipe are integrally arranged, and the top surface of the flange is not more than that of the centrifugal inner pipe at the opening position on the centrifugal inner pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122006134.2U CN216025568U (en) | 2021-08-24 | 2021-08-24 | Recyclable filtering centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122006134.2U CN216025568U (en) | 2021-08-24 | 2021-08-24 | Recyclable filtering centrifuge |
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| Publication Number | Publication Date |
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| CN216025568U true CN216025568U (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122006134.2U Active CN216025568U (en) | 2021-08-24 | 2021-08-24 | Recyclable filtering centrifuge |
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| CN (1) | CN216025568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719946A (en) * | 2022-04-20 | 2022-07-08 | 东北农业大学 | Device and method for weighing fresh weight and dry weight of cells |
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2021
- 2021-08-24 CN CN202122006134.2U patent/CN216025568U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719946A (en) * | 2022-04-20 | 2022-07-08 | 东北农业大学 | Device and method for weighing fresh weight and dry weight of cells |
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