CN218132575U

CN218132575U - Centrifugal device

Info

Publication number: CN218132575U
Application number: CN202223039493.9U
Authority: CN
Inventors: 王逸盈; 汪涛; 殷文静
Original assignee: Liangchen Bio (suzhou) Corp
Current assignee: Liangchen Bio (suzhou) Corp
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2022-12-27
Anticipated expiration: 2032-11-16

Abstract

The utility model relates to a centrifugal device. The device comprises a first container, a second container, a driving assembly, a feeding module and a discharging module, wherein the second container is provided with a body which is rotatably arranged in the first container, a cover which is arranged above the body and an ultraviolet lamp which is arranged on the cover; the cover is provided with a liquid outlet or a gap is arranged between the cover and the body, and the body is communicated with the first container through the liquid outlet or the gap. The utility model can throw the processed feed liquid in the body out to the first container through the rotating speed control of the body of the second container, and when the processed feed liquid is discharged from the first container through the discharging module, the feed liquid to be processed is introduced into the body through the feeding module, and the continuous inactivation process achieves the good balance of the microorganism inactivation effect and the retention of the protein activity; the centrifugal device has simple structure and good continuity.

Description

Centrifugal device

Technical Field

The utility model relates to a centrifugal device, concretely relates to can carry out centrifugation and microbial centrifugal device of inactivation to biological product.

Background

Compared with other sterilization and disinfection methods, the ultraviolet irradiation method has the advantages of high spectrum efficiency, no secondary pollution, convenience in operation and the like, and in order to achieve a good microorganism inactivation effect, researchers inactivate viruses by adopting an ultraviolet irradiation and centrifugation mode. Specifically, the biological sample is made to move centrifugally in the centrifugal device to form homogeneous thin layer inside the centrifugal device, and the thin layer is irradiated with ultraviolet ray to inactivate the biological product.

For example, patent CN 108524969A discloses a centrifugal device. The device makes the feed liquid do uniform speed centrifugal motion in the container, makes the feed liquid evenly distributed in the inner wall in the container to through ultraviolet lamp irradiation, guaranteed the homogeneity and the stability of feed liquid deactivation. However, the device needs the rotation of stopping the container earlier after last round of deactivation, then can carry out the ejection of compact, just can the re-feeding after the ejection of compact finishes, just can restart drive assembly make the container rotate after the feeding finishes again, ejection of compact and feeding can't go on simultaneously, lead to efficiency not high.

Disclosure of Invention

The utility model aims at providing an efficient and can be used to carry out the centrifugation to biological product and inactivate microorganism's centrifugal device.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

a centrifugation device comprising a first container; a second container comprising a body rotatably disposed within the first container, a cover disposed over the body, and an ultraviolet lamp disposed on the cover; the driving assembly is connected with the body and is used for driving the body to rotate; the feeding module is communicated with the body and is used for introducing a sample into the body; the discharging module is communicated with the first container and used for discharging; the cover is provided with a liquid outlet or a gap is arranged between the cover and the body, the body is communicated with the first container through the liquid outlet or the gap, and the sample can pass through the liquid outlet or the gap and be thrown out to the first container under the action of centrifugal force.

Preferably, the liquid outlet is respectively arranged at two opposite sides of the cover.

Preferably, the ultraviolet lamp is embedded in the cover, and the exposed end face of the ultraviolet lamp and the end face of the cover are approximately positioned on the same plane. The microorganisms are different in types, the corresponding maximum ultraviolet absorption values are also different, and the ultraviolet lamp can adjust the wavelength range according to the inactivation requirements of different microorganisms.

Further preferably, the ultraviolet lamps are of a plurality of annular structures with different sizes, and the ultraviolet lamps are coaxially arranged.

According to some preferred embodiments, the ultraviolet lamps include a first ultraviolet lamp having an inner diameter greater than an outer diameter of the second ultraviolet lamp, a second ultraviolet lamp having an inner diameter greater than an outer diameter of the third ultraviolet lamp, and a third ultraviolet lamp positioned between the first and third ultraviolet lamps.

Preferably, the axial line of the ultraviolet lamp coincides with the central line of the cover.

Preferably, a battery assembly is further arranged on the cover, and the battery assembly is connected with the ultraviolet lamp and used for supplying power to the ultraviolet lamp.

Preferably, the feeding module comprises a feeding pipe and a peristaltic pump, one end of the feeding pipe is inserted into the cover and extends into the body, and the peristaltic pump is installed at the other end of the feeding pipe.

Further preferably, the feeding pipe is fixedly connected with the cover, the cover is positioned above the body and has the gap with the body, and the cover does not rotate along with the rotation of the body; or, the one end of charge-in pipeline with the lid passes through rolling bearing and rotates mutually and is connected, the lid sets up on the body and along with the rotation of body and rotate, cover and seted up the liquid outlet.

Further preferably, the axial line of the part of the feeding pipe extending into the body coincides with the central line of the cover.

Preferably, the discharge module comprises a discharge pipeline, and the discharge pipeline is communicated with a discharge port arranged at the bottom of the first container.

Preferably, the driving assembly comprises a rotating shaft connected with the body and capable of driving the body to rotate, and a motor set connected with the rotating shaft and used for driving the rotating shaft to rotate, and the axis of the rotating shaft is superposed with the center line of the body.

Preferably, the inner surface of the body is coated with an inert coating for preventing adhesion of the feed liquid.

Preferably, the inside wall of body is from bottom to top outwards slope extension, the inside wall of body with the diapire transition department of body is the fillet.

Preferably, the first container upper cover is provided with a cover, and the cover is provided with an opening for the feed pipeline of the feed module to pass through.

Preferably, the bottom of the first container is provided with a shock absorber for absorbing shock.

Preferably, the sample is a biological product.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses the accessible is to the rotational speed control of the body of second container, throws away the feed liquid after handling in the body to first container, and when the ejection of compact was accomplished through ejection of compact module from first container to the feed liquid after handling, the feed liquid of treating was let in the body through the feed module, realizes going on simultaneously of feeding and ejection of compact, has practiced thrift the time, has improved efficiency;

the utility model discloses a centrifugal device simple structure, the continuity is good.

Drawings

Fig. 1 is a perspective front view of a centrifuge according to embodiment 1 of the present invention;

fig. 2 is a perspective side view of a centrifuge device according to embodiment 1 of the present invention;

fig. 3 is a bottom view of a cover of a centrifugal device according to embodiment 1 of the present invention;

fig. 4 is a perspective front view of a centrifuge according to embodiment 2 of the present invention;

fig. 5 is a perspective side view of a centrifuge device according to embodiment 2 of the present invention;

fig. 6 is a bottom view of a cover of a centrifugal apparatus according to embodiment 2 of the present invention;

wherein: 1. a first container; 11. a box cover; 12. a shock absorber;

21. a body; 22. a cover; 221. a liquid outlet; 23. a first ultraviolet lamp; 24. a second ultraviolet lamp; 25. a third ultraviolet lamp;

31. a feed conduit; 32. a peristaltic pump;

41. a discharge pipeline;

51. a rotating shaft; 52. a motor unit; 53. a frame;

6. a control panel.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings.

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present application, it should be understood that the terms "up", "down", etc. indicate an orientation or positional relationship based on that shown in fig. 1, for example, the lid 22 is located at the "up" position and the motor unit 52 is located at the "down" position.

In the description of the embodiments of the present invention, it should be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features through another feature not in direct contact. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the invention. In order to simplify the disclosure of embodiments of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present invention. Moreover, embodiments of the present invention may repeat reference numerals and/or reference letters in the various examples for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed.

Example 1

A centrifugal device comprises a first container 1, a second container, a feeding module, a discharging module and a driving assembly.

Referring to fig. 1 and 2, the second container includes a body 21 rotatably disposed in the first container 1, a cover 22 disposed over the body 21, and a uv lamp disposed on the cover 22 and a battery assembly (not shown) for supplying power to the uv lamp, which may be mounted on or in the cover according to actual requirements. The cover 22 is provided with a liquid outlet 221 or a gap is formed between the cover 22 and the body 21, the body 21 is communicated with the first container 1 through the liquid outlet 221 or the gap, and the biological product in the body 21 can be thrown out to the first container 1 through the liquid outlet 221 or the gap under the action of centrifugal force. In this embodiment, the cover 22 is provided with a liquid outlet 221, and the liquid outlet 221 has two symmetrically disposed at two opposite sides of the cover 22.

The uv lamps are embedded in the cover 22 and their exposed end surfaces are substantially coplanar with the end surfaces of the cover 22. So set up, reducible ultraviolet lamp and biological product's contact, simultaneously, the washing of the ultraviolet lamp of also being convenient for. The ultraviolet lamps are of annular structures with different sizes, are coaxially arranged, and the axial lead of each ultraviolet lamp is superposed with the central line of the cover 22. Referring to fig. 3, in the present embodiment, there are 3 ultraviolet lamps, namely, a first ultraviolet lamp 23, a second ultraviolet lamp 24 and a third ultraviolet lamp 25, wherein the inner diameter of the first ultraviolet lamp 23 is larger than the outer diameter of the second ultraviolet lamp 24, the inner diameter of the second ultraviolet lamp 24 is larger than the outer diameter of the third ultraviolet lamp 25, and the second ultraviolet lamp 24 is located between the first ultraviolet lamp 23 and the third ultraviolet lamp 25. So set up, can all-round multi-angle shine the biological product in the body 21 to guarantee the inactivation effect. The wavelength of the ultraviolet lamp can be adjusted to the optimal wavelength according to different microorganism types. Of course, in other embodiments, 1, 2, 4, 5 or 6 ultraviolet lamps may be provided according to the size of the cover 22 and the body 21.

In order to facilitate the biological products in the body 21 to do centrifugal motion under the rotation of the body 21 so as to form a uniform thin layer and facilitate the biological products in the body 21 to be thrown out, the inner side wall of the body 21 extends obliquely outwards from bottom to top.

Further, the transition between the inner side wall of the body 21 and the bottom wall of the body 21 is rounded, and the inner surface of the body 21 is coated with an inert coating for preventing adhesion of the feed liquid. Can effectively prevent feed liquid adhesion, easily wash, even have a small amount of denaturation sample adhesion in inner wall after the ultraviolet irradiation, the biological product in the body 21 still distributes in denaturation sample top layer when centrifugal motion, accepts the ultraviolet irradiation of regulation wavelength, does not influence the inactivation effect.

And the feeding module is communicated with the body 21 and is used for introducing biological products which are not inactivated by microorganisms into the body 21. The feeding module comprises a feeding pipe 31 and a peristaltic pump 32, one end of the feeding pipe 31 is inserted into the cover 22 and extends into the bottom of the body 21, and the peristaltic pump 32 is installed at the other end. In this embodiment, one end of the feeding pipe 31 is rotatably connected to the cover 22 through a rotating bearing (not shown), and the cover 22 is disposed on the body 21 and rotates with the rotation of the body 21. The design of rolling bearing refers to the prior art, the utility model discloses do not do specific restriction. The axial line of the part of the feed pipe 31 extending into the body 21, the central line of the cover 22 and the central line of the body 21 coincide.

And the discharging module is communicated with the first container 1 and is used for discharging the feed liquid in the first container 1. The discharging module comprises a discharging pipeline 41, and the discharging pipeline 41 is communicated with a discharging port arranged at the bottom of the first container 1. The discharge pipe 41 is provided with a valve for controlling the opening or closing of the discharge pipe 41.

And the driving assembly is connected with the body 21 and is used for driving the body 21 to rotate. The driving assembly comprises a rotating shaft 51 which is connected with the body 21 and can drive the body 21 to rotate, and a motor set 52 which is connected with the rotating shaft 51 and is used for driving the rotating shaft 51 to rotate, wherein the axis of the rotating shaft 51 is superposed with the center line of the body 21. The specific structure of the rotating shaft 51 and the motor unit 52 is described in the prior art. The driving assembly further comprises a frame 53, the frame 53 is located below the body 21, and the rotating shaft 51 and the motor set 52 are located in the frame 53.

The body 21 is driven by the driving component to do centrifugal motion, on one hand, biological products in the body 21 can form a uniform thin layer, the penetrating power of ultraviolet can be improved, and the irradiation time is shortened; on the other hand, by increasing the rotation speed of the body 21, the inactivated biological product can be thrown out from the liquid outlet 221 into the first container 1.

The first container 1 is covered by a cover 11, and the cover 11 has an opening for the feed line of the feeder module to pass through. In order to tightly connect the feed pipe to the opening, a rubber ring (not shown) is provided around the opening. The bottom of the first container 1 is further provided with a shock absorber 12 for absorbing shock, and the shock absorber 12 may be a shock absorbing spring assembly or a rubber pad assembly or a device which can be used for absorbing shock in the prior art.

In this embodiment the centrifuge device further comprises a control panel 6 for controlling the operation of the centrifuge device. Specifically, the control panel 6 is electrically connected to the driving assembly and the ultraviolet lamp, and is used for controlling the driving assembly and the ultraviolet lamp to be turned on and off and adjusting the rotation speed of the driving assembly.

The working principle is as follows:

biological product (feed liquid) gets into body 21 through feed pipeline 31 through peristaltic pump 32, start axis of rotation 51, make body 21 do at the uniform velocity centrifugal motion, feed liquid evenly distributed is in body 21 inner wall in the body, form thin liquid layer, open the ultraviolet lamp, shine (ultraviolet wavelength and irradiation time are decided by the material and the technology of microorganism kind and biological product), after the ultraviolet irradiation, through the rotational speed that increases body 21, feed liquid after inactivating the microorganism is thrown away to first container 1 by liquid outlet 221, feed liquid after the inactivation can directly let in low reaches equipment through discharge pipeline 41, need not extra partial shipment operation, manpower and materials are saved, be difficult to cause secondary pollution. Meanwhile, the re-feeding can be realized by only reducing the rotating speed of the body 21 without stopping the rotation of the body 21.

Example 2

This embodiment is substantially the same as embodiment 1 except that:

referring to fig. 4 to 6, the cover 22 is located above the body 21 and has a gap with the body 21, the cover 22 is fixedly connected to the feeding pipe 31, and the cover 22 does not rotate with the rotation of the body 21. The biological product in the body 21 is spun out through the gap to the first container 1 by centrifugal force.

Further, the upper end face of the body 21 has a diameter larger than that of the cap 22.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A centrifuge device, characterized by: the centrifuge device comprises a first vessel;

a second container comprising a body rotatably disposed within the first container, a cover disposed over the body, and an ultraviolet lamp disposed on the cover;

the driving assembly is connected with the body and is used for driving the body to rotate;

the feeding module is communicated with the body and is used for introducing a sample into the body;

the discharging module is communicated with the first container and used for discharging;

the cover is provided with a liquid outlet or a gap is arranged between the cover and the body, the body is communicated with the first container through the liquid outlet or the gap, and the sample can be thrown out to the first container through the liquid outlet or the gap under the action of centrifugal force.

2. The centrifuge device of claim 1, wherein: the opposite sides of the cover are respectively provided with the liquid outlets.

3. The centrifuge device of claim 1, wherein: the ultraviolet lamp is embedded into the cover, and the exposed end face of the ultraviolet lamp and the end face of the cover are approximately positioned on the same plane.

4. The centrifuge device of claim 1, wherein: the ultraviolet lamps are of a plurality of annular structures with different sizes, and the ultraviolet lamps are coaxially arranged.

5. The centrifuge device of claim 4, wherein: the ultraviolet lamps comprise a first ultraviolet lamp, a second ultraviolet lamp and a third ultraviolet lamp, the inner diameter of the first ultraviolet lamp is larger than the outer diameter of the second ultraviolet lamp, the inner diameter of the second ultraviolet lamp is larger than the outer diameter of the third ultraviolet lamp, and the second ultraviolet lamp is positioned between the first ultraviolet lamp and the third ultraviolet lamp; and/or the presence of a gas in the gas,

the axial lead of the ultraviolet lamp is coincident with the central line of the cover.

6. The centrifuge device of claim 1, wherein: the feeding module comprises a feeding pipeline and a peristaltic pump, one end of the feeding pipeline is inserted into the cover and extends into the body, the peristaltic pump is arranged at the other end of the feeding pipeline,

the feeding pipeline is fixedly connected with the cover, the cover is positioned above the body, a gap is formed between the cover and the body, and the cover does not rotate along with the rotation of the body; or one end of the feeding pipeline is rotatably connected with the cover through a rotating bearing, the cover is arranged on the body and rotates along with the rotation of the body, and the liquid outlet is formed in the cover.

7. The centrifuge device of claim 6, wherein: the axial lead of the part of the feeding pipeline extending into the body is coincided with the central line of the cover.

8. The centrifuge device of claim 1, wherein: the discharging module comprises a discharging pipeline which is communicated with a discharging hole arranged at the bottom of the first container; and/or the presence of a gas in the gas,

the driving assembly comprises a rotating shaft and a motor set, the rotating shaft is connected with the body and can drive the body to rotate, the motor set is connected with the rotating shaft and is used for driving the rotating shaft to rotate, and the axis of the rotating shaft is superposed with the center line of the body; and/or the presence of a gas in the atmosphere,

the inner surface of the body is coated with an inert coating for preventing feed liquid from adhering; and/or the presence of a gas in the atmosphere,

the inside wall of body extends from bottom to top in an inclined way, the inside wall of body with the diapire transition department of body is the fillet.

9. The centrifuge device of claim 1, wherein: the first container upper cover is provided with a box cover, and the box cover is provided with an opening for a feeding pipeline of the feeding module to pass through; and/or the presence of a gas in the atmosphere,

and a shock absorber for absorbing shock is arranged at the bottom of the first container.

10. The centrifuge device of any of claims 1 to 9, wherein: the sample is a biological product.