CN207313586U - A kind of driver and bioreactor - Google Patents

Abstract

The utility model provides a kind of driver and bioreactor, belongs to organism culturing device field.Driver includes pedestal, force piece, transmission mechanism and is vertically arranged multiple magnetic parts in the pedestal, the magnetic part is rotatablely connected with the pedestal, the force piece is fixed on the pedestal, and the force piece is connected with the magnetic part by the transmission mechanism.Multiple magnetic parts can drive multiple stirrings to be rotated in container, have higher work efficiency.

Description

A kind of driver and bioreactor

technical field

The utility model relates to the field of biological cultivation devices, in particular to a driver and a bioreactor.

Background technique

A bioreactor is an engineering device that provides a biologically active environment. In the prior art, a bioreactor generally includes a container, a driver, and a stirrer. The stirrer extends from the top of the container to the inside of the container. The stirrer is fixed on the driver, and the work of the driver will directly drive the stirrer to rotate, so that the cultivation in the container The base is stirred. The driver in this bioreactor is directly connected to the stirring bar, and the driver can only correspondingly drive one stirring bar to stir the culture medium in the container, so the working efficiency is low.

Utility model content

The purpose of the utility model is to provide a driver to improve the problem of low working efficiency of the existing driver.

The purpose of the utility model is to provide a bioreactor to improve the problem of low working efficiency of the driver in the existing bioreactor.

The utility model is achieved in that:

Based on the above-mentioned first purpose, the utility model provides a driver, including a base, a power part, a transmission mechanism and a plurality of magnetic parts vertically arranged on the base, the magnetic parts are rotatably connected to the base, and the power parts are fixed on the base , the power part and the magnetic part are connected through a transmission mechanism.

Further, a plurality of rectangular arrays of magnetic elements are distributed on the base.

Further, the transmission mechanism includes a first transmission assembly and a second transmission assembly;

The two adjacent magnetic parts are the first magnetic part and the second magnetic part, the first magnetic part and the second magnetic part are connected through the second transmission assembly, and the second transmission assembly is connected with the power part through the first transmission assembly.

Further, the second transmission member includes a first gear and a second gear, the first gear is fixed to the first magnetic member, the second gear is fixed to the second gear, and the first gear meshes with the second gear.

Further, the power part includes a motor, the motor is vertically arranged on the base, the first transmission assembly includes an output gear, the output gear is fixed to the output shaft of the motor, and the output gear meshes with the first gear.

Further, the power part includes a motor, the motor is arranged laterally on the base, the first transmission assembly includes an output gear, a first bevel gear and a second bevel gear, the first bevel gear is fixed on the output shaft of the motor, the second bevel gear is connected to the output The gears are coaxial and fixed, the first bevel gear meshes with the second bevel gear, and the output gear meshes with the first gear.

Further, the base includes a bottom plate and a supporting body arranged on the bottom plate, the magnetic part is rotatably arranged on the bottom plate, the supporting body has a supporting surface, and the position of the magnetic part is lower than that of the supporting surface.

Further, the supporting body includes at least three supporting pieces, the at least three supporting pieces form a clamping section, the supporting pieces form protrusions extending to the inside of the clamping section, and the upper surfaces of all the protrusions form a supporting surface.

Further, the magnetic part includes a rotating shaft and a magnet arranged coaxially, the magnet is fixed on one end of the rotating shaft, and the rotating shaft is rotatably arranged on the base.

Based on the above second purpose, the utility model provides a bioreactor, including a container, a stirrer and the above-mentioned driver, the container is placed on the base, the stirrer is placed in the container, the stirrer includes a suction piece, the suction piece and the Magnetic pieces connect magnetically.

The beneficial effects of the utility model are:

The utility model provides a driver, which is used to drive the stirring bar inside the container to rotate. The magnetic part in the driver can form a magnetic connection with the stirring bar, and the driver can drive the stirring bar to rotate in a manner of magnetic connection. Since there are multiple magnetic pieces in the stirring bar, multiple stirring bars can be driven to rotate at the same time, and the working efficiency is high.

The utility model provides a bioreactor, which comprises a container, a stirring bar and the above-mentioned driver, and has all the advantages of the above-mentioned driver. In addition, the driver drives the stirrer to rotate in a magnetically driven manner, which realizes the separation of the driver and the stirrer. It is convenient to place the container directly under the microscope to observe the culture medium; it can effectively reduce the time spent in the disinfection and sterilization process of the bioreactor. The cumbersome assembly and preparation time, only need to sterilize the stirring bar separately during the sterilization process; in addition, this bioreactor can easily replace the stirring bar.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the schematic structural diagram of the driver provided by Embodiment 1 of the present utility model;

FIG. 2 is a schematic structural view of the substrate shown in FIG. 1;

Fig. 3 is a structural schematic diagram of the magnetic part shown in Fig. 1;

Fig. 4 is a schematic structural diagram of the driver provided by Embodiment 2 of the present invention;

Fig. 5 is the structural representation of the bioreactor provided by the utility model embodiment 3;

Fig. 6 is a schematic structural view of the container shown in Fig. 5;

FIG. 7 is a schematic structural view of the stirring bar shown in FIG. 5 .

Icons: 100-driver; 10-base; 11-bottom plate; 111-blind hole; 12-support; 121-support; 122-protrusion; 123-support surface; ; 30-magnetic part; 31-rotating shaft; 32-magnet; 40-transmission mechanism; 42-second transmission assembly; 421-first gear; 422-second gear; 200-bioreactor; 210-container; 223 - blade.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the invention generally described and illustrated in the figures herein may be arranged and designed in a variety of different configurations.

Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the embodiment of the utility model, it should be noted that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that is usually placed when the utility model product is used, or It is the orientation or positional relationship commonly understood by those skilled in the art, or the orientation or positional relationship that is usually placed when the product of this utility model is used. No device or element must have a specific orientation, be constructed and operate in a specific orientation, and thus should not be construed as limiting the invention. In addition, the terms "first" and "second" are only used for distinguishing descriptions, and should not be understood as indicating or implying relative importance.

In the description of the embodiments of the present utility model, it should also be noted that, unless otherwise specified and limited, the terms "setting" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; either directly or indirectly through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

Example 1

As shown in Figure 1, the present embodiment provides a driver 100, the driver 100 includes a base 10, a power part 20, a transmission mechanism 40 and a plurality of magnetic parts 30 vertically arranged on the base 10, the magnetic parts 30 and the base The base 10 is connected in rotation, and the power part 20 and the magnetic part 30 are connected through a transmission mechanism 40 . The power of the power part 20 can be transmitted to the magnetic part 30 through the transmission mechanism 40 , so that the magnetic part 30 can rotate relative to the base 10 .

Wherein, one side of the base 10 is provided with a motor bracket 13 . As shown in FIG. 2 , the base 10 includes a bottom plate 11 and a supporting body 12 disposed on the bottom plate 11 . The base plate 11 is rectangular, and the base plate 11 is provided with a plurality of blind holes 111 , and the blind holes 111 are distributed on the base plate 11 in a rectangular array. The supporting body 12 includes four supporting pieces 121, which are respectively arranged at the four corners of the bottom plate 11. The supporting pieces 121 are L-shaped, and a rectangular clamping section is formed between the four supporting pieces 121. The inner side of the support member 121 is provided with a protruding portion 122 extending to the inside of the clamping section, and the protruding portion 122 is strip-shaped. The upper surfaces of the four protrusions 122 form a supporting surface 123 .

In this embodiment, the power member 20 is a motor, and the motor is vertically fixed on the motor bracket 13 .

As shown in FIG. 3 , the magnetic member 30 includes a rotating shaft 31 and a magnet 32 disposed on the rotating shaft 31 . Both the magnet 32 and the rotating shaft 31 are cylindrical, the magnet 32 is coaxially arranged with the rotating shaft 31 , and the diameter of the magnet 32 is equal to the diameter of the rotating shaft 31 . The diameter of the rotating shaft 31 matches the aperture of the blind hole 111 on the base plate 11, and the magnet 32 is fixed on one end of the rotating shaft 31. The magnet 32 is a magnet.

As shown in Figure 1, a magnetic part 30 is correspondingly arranged in a blind hole 111 on the base 10, and the end of the rotating shaft 31 in the magnetic part 30 away from the magnet 32 is inserted in the blind hole 111, and the magnet 32 in the magnetic part 30 is located at Blind hole 111 outside. After the magnetic components 30 are disposed in the blind holes 111 , all the magnetic components 30 are distributed in a rectangular array on the base 10 , and the magnetic components 30 are located lower than the supporting surface 123 . The magnetic part 30 can rotate relative to the base 10 , and the axis of rotation of the magnetic part 30 relative to the base 10 is the axis of the magnetic part 30 itself. Any two magnetic pieces 30 on the base 10 are parallel to each other. The two adjacent magnetic pieces 30 on the base 10 are a first magnetic piece and a second magnetic piece.

The function of the transmission mechanism 40 is to transmit the power of the motor to each magnetic member 30 on the base 10 . The transmission mechanism 40 includes a first transmission assembly 41 and a second transmission assembly 42 . The first transmission assembly 41 is an output gear 411, and the output gear 411 is fixed on the output shaft of the motor. The second transmission assembly 42 comprises a first gear 421 and a second gear 422 with the same number of teeth, the first gear 421 is fixed on the first magnetic part, the second gear 422 is fixed on the second magnetic part, the first gear 421 and the second The gear 422 meshes, and the output gear 411 meshes with a first gear 421 . That is to say, any two magnetic elements 30 on the base 10 are driven by a pair of gears, and the motor and one magnetic element 30 on the base 10 are driven by an output gear 411 . When the motor works, all the magnetic parts 30 on the base 10 will rotate around their own axes.

In actual practice, the driver 100 will be used in conjunction with the container and the stirring bar. The stirring bar is placed in the container, and the container is placed in the clamping section formed by the four support members 121 in the base 10 , and the magnetic member 30 will be located below the container. The magnetic member 30 in the driver 100 can act on the stirring bar through magnetic force, thereby driving the stirring bar to rotate, and then stirring the culture medium in the container. The driver 100 drives the stirrer to rotate through a magnetic drive method, and can drive multiple stirrers in the container at the same time, which has high working efficiency.

In this embodiment, the magnetic components 30 are distributed on the base 10 in a rectangular array, and the layout is reasonable and regular. As many magnetic components 30 as possible can be arranged in a limited space, which improves the space utilization of the base 10 . The magnetic part 30 is formed by splicing the rotating shaft 31 and the magnet 32 , and has a simple structure, and it is easy to realize the rotational connection between the magnetic part 30 and the base 10 .

In this embodiment, two adjacent magnetic components 30 on the base 10 are connected through the second transmission assembly 42 , and only one power source is needed to make all the magnetic components 30 rotate simultaneously. The second transmission assembly 42 is two gears meshing with each other, which can ensure the synchronization of the rotation of two adjacent magnetic components 30 . Of course, in other specific embodiments, two adjacent magnetic components 30 may also be driven by other transmission methods, such as belt transmission.

In this embodiment, the motor adopts a vertical arrangement, and the power of the motor is directly transmitted to the gear on the magnetic member 30 through the output gear 411, which has higher energy transfer efficiency.

In this embodiment, the support body 12 in the base 10 can support the container 210, and the four support members 121 in the support body 12 form a clamping section, which can limit the position of the container 210. The support members 121 The protrusion 122 on the top can ensure that after the container 210 is placed on the base 10, the magnetic part 30 is always located under the container 210, so that the magnetic part 30 and the container 210 have a certain distance to ensure that the magnetic part 30 can rotate normally. It should be noted that, in this embodiment, the number of support members 121 in the support body 12 is four, and in other specific embodiments, the number of support members 121 in the support body 12 can also be set to three or more. number. Of course, in other specific embodiments, the supporting member 121 may also adopt other structures, as long as it has a supporting surface 123 capable of supporting the container 210 .

Example 2

As shown in FIG. 4 , this embodiment provides a driver 100 , which is different from the above embodiments in that the arrangement of the motor and the structure of the first transmission assembly 41 in the transmission mechanism 40 are different.

In this embodiment, the motor is arranged laterally on the motor support 13 . The first transmission assembly 41 includes an output gear 411, a first bevel gear 412 and a second bevel gear 413, the first bevel gear 412 is fixed on the output shaft of the motor, the second bevel gear 413 is fixed on the output gear 411, and the second bevel gear 413 and the output gear 411 are arranged coaxially, and the output gear 411 is rotationally connected with the motor bracket 13 through the vertical shaft 414. gears meshing. When the motor works, all the magnetic parts 30 on the base 10 will rotate around their own axes.

This embodiment provides a driver 100 , the motor is placed horizontally, so that the whole driver 100 has a compact structure and reduces the volume of the whole driver 100 .

Example 3

As shown in FIG. 5 , this embodiment provides a bioreactor 200 , including a container 210 , a stirrer 220 and the driver 100 in any of the above embodiments. The container 210 is placed on the base 10 of the reactor, and the stirring bar 220 is placed in the container 210 .

Wherein, the container 210 is a rectangular structure. The size of the container 210 is consistent with the size of the clamping section formed between the four support members 121 in the base 10 . As shown in FIG. 6 , a plurality of culture grids 211 with open tops are formed inside the container 210 , the culture grids 211 are distributed in a rectangular array, and the culture grids 211 are cylindrical. The distance between two adjacent culture compartments 211 in the container 210 is equal to the distance between two adjacent magnetic pieces 30 in the base 10 .

As shown in FIG. 7 , the stirrer 220 includes a stirring shaft 221 , an engaging member 222 and three blades 223 circumferentially distributed on the stirring shaft 221 , the engaging member 222 is disposed inside the stirring shaft 221 , and the engaging member 222 is a magnet.

As shown in FIG. 5 , all the culture compartments 211 in the container 210 are provided with stirring bars 220 . The container 210 is placed in the clamping section formed by the four support members 121 in the base 10 , and the magnetic member 30 is located below the container 210 . The magnetic part 30 in the driver 100 can act on the engaging part 222 in the stirrer 220 through magnetic force, thereby driving the stirrer 220 to rotate, and then the culture medium in the container 210 can be stirred.

In the bioreactor 200 provided in this embodiment, the driver 100 can drive a plurality of stirring bars 220 , which has high working efficiency. The driver 100 drives the stirrer 220 to rotate in a magnetically driven manner, which realizes the separation of the driver 100 and the stirrer, and can conveniently place the container 210 directly under a microscope to observe the culture medium; it can effectively reduce the cost of disinfection of the bioreactor 200. In the sterilization process, only the stirring bar 220 needs to be sterilized separately; in addition, the stirring bar 220 can be easily replaced in this bioreactor 200 .

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. a kind of driver, it is characterised in that including pedestal, force piece, transmission mechanism and be vertically arranged in the more of the pedestal A magnetic part, the magnetic part are rotatablely connected with the pedestal, and the force piece is fixed on the pedestal, the force piece and institute Magnetic part is stated to connect by the transmission mechanism.

2. driver according to claim 1, it is characterised in that the multiple magnetic part rectangular array is distributed in the base Seat.

3. driver according to claim 1, it is characterised in that the transmission mechanism includes the first transmission component and second Transmission component；

Two adjacent magnetic parts are the first magnetic part and the second magnetic part, and first magnetic part is magnetic with described second Part is connected by second transmission component, and second transmission component is connected by first transmission component and the force piece Connect.

4. driver according to claim 3, it is characterised in that second driving member includes first gear and the second tooth Wheel, the first gear are fixed on first magnetic part, and the second gear is fixed on the second gear, first tooth Wheel is engaged with the second gear.

5. driver according to claim 4, it is characterised in that the force piece includes motor, the vertical cloth of motor The pedestal is placed in, first transmission component includes output gear, and the output gear is fixed on the output shaft of the motor, The output gear is engaged with the first gear.

6. driver according to claim 4, it is characterised in that the force piece includes motor, the motor transverse direction cloth It is placed in the pedestal, first transmission component includes output gear, the first conical gear and the second conical gear, and described first Conical gear is fixed on the output shaft of the motor, and second conical gear is coaxial with the output gear and fixed, described First conical gear is engaged in second conical gear, and the output gear is engaged with the first gear.

7. driver according to claim 1, it is characterised in that the pedestal includes bottom plate and on the bottom plate Supporter, the magnetic part are rotatably arranged on the bottom plate, and the supporter has supporting surface, and the institute of the magnetic part is in place Set low in the position of the supporting surface.

8. driver according to claim 7, it is characterised in that the supporter includes at least three supporting items, described At least three supporting items form clamping section, and the supporting item forms to the clamping section and extends internally protrusion, owns The upper surface of the protrusion forms the supporting surface.

9. according to claim 1-8 any one of them drivers, it is characterised in that what the magnetic part included being coaxially disposed turns Axis and magnet, the magnet are fixed on one end of shaft, and the shaft is rotatably arranged at the pedestal.

10. a kind of bioreactor, it is characterised in that driven including container, stirrer and claim 1-9 any one of them Device, the container are positioned on the pedestal, and the stirrer is positioned in the container, and the stirrer includes being attracted part, The actuation part is connected with magnetic part magnetism.