CN220003799U

CN220003799U - Suspension type magnetic stirrer

Info

Publication number: CN220003799U
Application number: CN202321490432.6U
Authority: CN
Inventors: 谢宇鹏; 周彩洪; 黄陈莹; 刘宝文; 钟乾兴
Original assignee: Yibo Xiamen Technology Co ltd
Current assignee: Yibo Xiamen Technology Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-11-14
Anticipated expiration: 2033-06-12

Abstract

The present disclosure relates to a suspension type magnetic stirrer, comprising: fixing base, cup, bowl cover, stirring rake, first permanent magnet, second permanent magnet and driving piece, the bowl cover includes lid and vortex section of thick bamboo, and the vortex section of thick bamboo is located the cup, and the equipartition has a plurality of interference holes on the vortex section of thick bamboo, and the stirring rake is rotationally located in the vortex section of thick bamboo. When the driving piece drives the first permanent magnet to rotate, the second permanent magnet drives the stirring paddle to rotate to stir under the magnetic interaction with the first permanent magnet, liquid is driven to flow in the turbulence barrel, the flow of the liquid is blocked by the turbulence barrel on one hand, a channel is provided for the liquid to enter and exit through the turbulence hole on the turbulence barrel on the other hand, the turbulence barrel plays a role of disturbing the flow of the liquid in the cup body, so that the liquid in the cup body can be fully and uniformly mixed, and the liquid mixing efficiency is improved.

Description

Suspension type magnetic stirrer

Technical Field

The present disclosure relates to the field of magnetic stirrers, and in particular, to a suspension magnetic stirrer.

Background

In the biopharmaceutical industry, the magnetic stirrer is a common liquid medicine stirring device, mainly utilizes the principle that magnets repel each other and attract each other, and has the advantages of low power consumption, safety, long service life, small volume and the like.

Specifically, a permanent magnet is arranged on a base of the magnetic stirrer, a stirrer with magnetism is arranged in the stirring cup, the N pole of the stirrer corresponds to the S pole of the permanent magnet in a static state, the S pole of the stirrer corresponds to the N pole of the permanent magnet, the permanent magnet is driven to rotate, and the stirrer is driven to rotate under the action of magnetism to stir the liquid medicine in the stirring cup. When stirring, the stirring cup is driven to generate fluid movement, and materials in the liquid medicine can be dispersed and moved, so that the effect of uniform mixing is finally achieved. However, as the stirring action and the stirring direction of the stirrer in the liquid medicine are relatively fixed, the stirrer drives the liquid at two sides to move in the circumferential direction, so that the liquid in the stirring cup is driven to flow integrally, and the problem of unstable mixing effect exists.

Disclosure of Invention

The disclosure aims to provide a suspension magnetic stirrer to overcome the problem of unstable mixing effect of the magnetic stirrer.

In order to solve the technical problems, the following technical scheme is adopted in the present disclosure.

The present disclosure provides a suspension type magnetic stirrer, the suspension type magnetic stirrer comprising: a fixing seat; the cup body is supported above the fixed seat, and the top of the cup body is provided with an opening; the cup cover comprises a cover part and a turbulent flow cylinder, the top of the turbulent flow cylinder is connected below the cover part, the cover part covers the top opening of the cup body, the turbulent flow cylinder is positioned in the cup body, and a plurality of turbulent flow holes are uniformly distributed on the turbulent flow cylinder; the stirring paddle is rotatably arranged in the turbulence tube; the first permanent magnet is arranged in the fixed seat; the second permanent magnet is connected with the stirring paddle; the driving piece drives the first permanent magnet to rotate so that the second permanent magnet drives the stirring paddle to rotate for stirring under the magnetic interaction with the first permanent magnet.

According to some embodiments of the utility model, the bottom of the turbulence barrel is opened, the bottom of the turbulence barrel and the bottom of the cup body are provided with intervals, and a plurality of turbulence holes are uniformly distributed on the peripheral side wall of the turbulence barrel.

According to some embodiments of the utility model, the spoiler cartridge is detachably connected to the cover portion.

According to some embodiments of the utility model, the stirring paddle comprises a rod part and stirring blades connected to the rod part, wherein stirring holes are formed in the stirring blades.

According to some embodiments of the utility model, the fixing base comprises a base and a bracket; the cup body is supported above the base; the bracket is connected above the base; the stirring paddle is connected to the bracket.

Some embodiments of the utility model include a bracket comprising a cross beam and a post; the cross beam is arranged above the cover part and provided with a mounting hole; the upright post is arranged on one side of the cup body, the lower end of the upright post is connected with the base, and the upper end of the upright post is connected with the cross beam; the cover part is provided with a through hole; the stirring paddle is rotatably arranged in the through hole and the mounting hole in a penetrating way, the lower end of the stirring paddle is positioned in the turbulent flow cylinder, and the upper end of the stirring paddle is positioned above the cross beam; the suspension type magnetic stirrer also comprises a nut; the nut is positioned above the cross beam and is in threaded connection with the upper end of the stirring paddle.

Some embodiments of the utility model, the suspension magnetic stirrer further comprises a bearing; the bearing is arranged in the mounting hole; the stirring paddle is rotatably arranged in the bearing in a penetrating way.

In some embodiments of the utility model, a sealing ring is arranged between the cover part and the cup body.

According to the technical scheme, the embodiment of the disclosure has at least the following advantages and positive effects:

in the suspension type magnetic stirrer of the embodiment of the disclosure, based on a magnetic principle, the first permanent magnet is driven to drive the second permanent magnet in the cup body to rotate, so that the stirring paddle connected with the second permanent magnet is driven to stir liquid in the cup body, the stirring paddle is arranged in the turbulence barrel uniformly distributed with a plurality of turbulence holes, and the following effects are mainly achieved: on one hand, the turbulence holes provide channels for exchanging the liquid inside and outside the turbulence barrel, and when the second permanent magnet and the stirring paddle rotate, the liquid in the turbulence barrel is driven to flow, and in the stirring process, the liquid in the turbulence barrel flows out through the turbulence holes; on the other hand, other parts of the turbulence barrel play a role in blocking the flow of liquid in the turbulence barrel. Therefore, through the arrangement of the turbulence barrel, the effects of flow resistance and turbulence can be achieved, so that the liquid in the cup body can be promoted to be mixed more fully and uniformly, and a stable mixing effect is achieved.

Drawings

Various objects, features and advantages of the present disclosure will become more apparent from the following detailed description of the preferred embodiments of the disclosure, when taken in conjunction with the accompanying drawings. The drawings are merely exemplary illustrations of the present disclosure and are not necessarily drawn to scale. In the drawings, like reference numerals refer to the same or similar parts throughout.

Wherein:

FIG. 1 is a front view of a suspension magnetic stirrer according to an embodiment of the present disclosure.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is a schematic view of the lid portion of fig. 1.

Fig. 4 is a schematic view of the structure of fig. 1 with the cap removed.

Fig. 5 is a schematic view of the structure of fig. 4 with the cup removed.

The reference numerals are explained as follows: 1. a fixing seat; 11. a base; 12. a bracket; 121. a column; 122. a cross beam; 1221. a mounting hole; 2. a cup body; 3. a cup cover; 31. a cover portion; 311. a through hole; 32. a turbulence tube; 321. a disturbance orifice; 4. stirring paddles; 41. a stem portion; 42. stirring the leaves; 421. stirring holes; 5. a first permanent magnet; 6. a driving member; 7. a second permanent magnet; 8. a bearing; 9. and (3) a nut.

Detailed Description

While this disclosure may be susceptible to embodiment in different forms, there is shown in the drawings and will herein be described in detail, specific embodiments thereof with the understanding that the present disclosure is to be considered as an exemplification of the principles of the disclosure and is not intended to limit the disclosure to that as illustrated herein.

Thus, rather than implying that each embodiment of the present disclosure must have the illustrated features, one feature noted in this specification will be used to illustrate one of the features of an embodiment of the present disclosure. Furthermore, it should be noted that the present specification describes a number of features. Although certain features may be combined together to illustrate a possible system design, such features may be used in other combinations not explicitly described. Thus, unless otherwise indicated, the illustrated combinations are not intended to be limiting.

In the embodiments shown in the drawings, indications of orientation (such as up, down, left, right, front and rear) are used to explain the structure and movement of the various elements of the disclosure as opposed to absolute. These descriptions are appropriate when these elements are in the positions shown in the drawings. If the description of the position of these elements changes, the indication of these directions changes accordingly.

FIG. 1 is a front view of a suspension magnetic stirrer according to an embodiment of the present disclosure. Fig. 2 is a cross-sectional view of fig. 1. Fig. 3 is a schematic view of the lid portion of fig. 1. Fig. 4 is a schematic view of the structure of fig. 1 with the cap removed. Fig. 5 is a schematic view of the structure of fig. 4 with the cup removed.

Referring to fig. 1 to 5, a suspension magnetic stirrer according to an embodiment of the present disclosure mainly includes a fixing base 1, a cup 2, a cup cover 3, a stirring paddle 4, a first permanent magnet 5, a second permanent magnet 7, and a driving member 6.

The cup body 2 is supported above the fixed seat 1, and the top of the cup body 2 is opened. The cup cover 3 comprises a cover part 31 and a turbulent flow cylinder 32, wherein the top of the turbulent flow cylinder 32 is connected to the lower part of the cover part 31, the cover part 31 covers the top opening of the cup body 2, the turbulent flow cylinder 32 is positioned in the cup body 2, and a plurality of turbulent flow holes 321 are uniformly distributed on the turbulent flow cylinder 32. The stirring paddle 4 is rotatably arranged in the turbulence barrel 32. The first permanent magnet 5 is arranged in the fixed seat 1. The second permanent magnet 7 is connected to the stirring paddle 4. The driving piece 6 drives the first permanent magnet 5 to rotate, so that the second permanent magnet 7 drives the stirring paddle 4 to rotate under the magnetic interaction with the first permanent magnet 5 to stir.

Based on magnetism principle, drive the rotation of the interior second permanent magnet 7 of cup 2 through driving first permanent magnet 5 to drive the stirring rake 4 that is connected with second permanent magnet 7 stirs the liquid in the cup 2, in the vortex section of thick bamboo 32 that the equipartition has a plurality of vortex holes 321 is located to stirring rake 4, the setting of vortex section of thick bamboo 32 mainly has following effect: on the one hand, the turbulence hole 321 provides a channel for exchanging the liquid inside and outside the turbulence barrel 32, and when the second permanent magnet 7 and the stirring paddle 4 rotate, the liquid in the turbulence barrel 32 is driven to flow, and in the stirring process, the liquid in the turbulence barrel 32 flows out through the turbulence hole 321. On the other hand, other parts of the turbulence barrel 32 play a role in blocking the flow of the liquid in the turbulence barrel 32. Therefore, the turbulent flow tube 32 can achieve the effects of flow resistance and turbulent flow, so that the liquid in the cup body 2 can be more sufficiently and uniformly mixed, and a stable mixing effect can be obtained.

The bottom of the turbulence tube 32 is open, and the bottom of the turbulence tube 32 and the bottom of the cup 2 are spaced, and a plurality of turbulence holes 321 are uniformly distributed on the peripheral side wall of the turbulence tube 32.

The bottom opening of vortex section of thick bamboo 32 has the interval with the bottom of cup 2, and under the rotatory drive of second permanent magnet 7 and stirring rake 4, the liquid of cup 2 bottom can get into in the vortex section of thick bamboo 32 through the bottom opening, has strengthened the flow of cup 2 bottom liquid, has avoided solid particles to pile up in the liquid medicine and has caused the inhomogeneous problem of stirring in the bottom for liquid medicine in the cup 2 mixes more evenly, fully.

In the present embodiment, the spoiler cartridge 32 is detachably connected to the cover portion 31.

The vortex tube 32 is detachably connected to the cover portion 31, after stirring is completed, the cover portion 31 and the vortex tube 32 can be detached together, so that solution in the cup body 2 can be poured out conveniently, and on the other hand, the vortex tube 32 can be cleaned conveniently in a detachable setting mode.

The stirring paddle 4 comprises a rod 41 and stirring blades 42 connected to the rod 41, and through holes 311 are formed in the stirring blades 42.

The pole portion 41 has played fixed connection's effect, and stirring leaf 42 acts on the liquid medicine in the cup 2 and stirs, is equipped with stirring hole 421 on the stirring leaf 42, and stirring hole 421 forms the passageway of liquid business turn over, has reduced the resistance of stirring in-process liquid to stirring leaf 42, has also played the effect of disturbing fluid motion simultaneously, has further promoted that the liquid in the cup 2 can more evenly, fully mix.

The fixing base 1 comprises a base 11 and a bracket 12. The cup 2 is supported above the base 11. The bracket 12 is connected above the base 11. The stirring paddle 4 is connected to a bracket 12. The fixing base 1 comprises a base 11 and a bracket 12, plays a supporting role on the cup body 2 and the stirring paddle 4, and ensures that the stirring process can be smoothly carried out. The bracket 12 includes a cross beam 122 and a column 121. The cross member 122 is provided above the cover 31, and the cross member 122 is provided with a mounting hole 1221. The stand column 121 is arranged on one side of the cup body 2, the lower end of the stand column 121 is connected with the base 11, and the upper end of the stand column 121 is connected with the cross beam 122. The lid 31 is provided with a through hole 311. The stirring paddle 4 rotatably penetrates through the through hole 311 and the mounting hole 1221, the lower end of the stirring paddle 4 is positioned in the turbulence barrel 32, and the upper end of the stirring paddle 4 is positioned above the cross beam 122. The suspension magnetic stirrer further comprises a nut 9. The nut 9 is positioned above the cross beam 122 and is screwed to the upper end of the stirring paddle 4.

The stirring paddle 4 rotatably penetrates through the through hole 311 and the mounting hole 1221, the upper end of the stirring paddle is connected with the nut 9 in a threaded manner, and the stirring paddle 4 is limited under the cooperation of the nut 9 and the cross beam 122, so that the stirring paddle cannot fall down in the stirring process, and the stirring process can be stably performed.

The suspension magnetic stirrer further comprises a bearing 8. The bearing 8 is mounted in the mounting hole 1221. The stirring paddle 4 is rotatably arranged in the bearing 8. The stirring paddle 4 is connected to the bearing 8, so that the stirring paddle 4 and the bracket 12 are connected in a rotatable manner, and can be matched with the second permanent magnet 7 to rotate when stirring work is performed, so that the liquid medicine in the cup body 2 is stirred. A sealing ring is arranged between the cover 31 and the cup body 2. The sealing ring is arranged between the cover part 31 and the cup body 2, so that the tightness of the cup body 2 is ensured, on one hand, the stirring effect is not affected by external air and impurities introduced in the stirring process, and on the other hand, the liquid can not splash out to pollute the workbench in the stirring process, so that the stirring work can be smoothly carried out.

In an embodiment not shown in the drawings, a plurality of turbulence holes 321 are formed therein, and each of the turbulence holes 321 in the turbulence hole row is arranged at a lateral interval;

the turbulent flow hole rows are provided with a plurality of rows, and the turbulent flow hole rows are longitudinally distributed at intervals;

in the adjacent two spoiler hole rows, the spoiler holes 321 of the spoiler hole row on the lower side are arranged at intervals below the blocking portion formed between the adjacent two spoiler holes 321 of the spoiler hole row on the upper side.

The turbulence holes 321 of the upper row and the lower row are distributed on the peripheral side surface of the turbulence barrel 32 in a staggered way, so that the disturbance to the liquid flow in the cup body is further enhanced, and the stirring and mixing are more uniform.

Through above-mentioned technical scheme, this disclosure stirring during operation, vortex section of thick bamboo 32 can disturb the liquid flow in the cup 2, is provided with on the vortex section of thick bamboo 32 and disturbs hole 321, and the vortex section of thick bamboo 32 bottom has the interval with the bottom of cup 2 and stirring leaf 42 is provided with stirring hole 421, can both play the effect that disturbs to the liquid flow in the stirring in-process cup, promotes that the liquid in the cup 2 is more abundant, evenly mixes, obtains stable mixed effect.

While the present disclosure has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration rather than of limitation. As the present disclosure may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. A suspension magnetic stirrer comprising:

a fixing seat;

the cup body is supported above the fixed seat, and the top of the cup body is provided with an opening;

the cup cover comprises a cover part and a turbulent flow cylinder, the top of the turbulent flow cylinder is connected to the lower part of the cover part, the cover part covers the top opening of the cup body, the turbulent flow cylinder is positioned in the cup body, and a plurality of turbulent flow holes are uniformly distributed on the turbulent flow cylinder;

the stirring paddle is rotatably arranged in the turbulence tube;

the first permanent magnet is arranged in the fixed seat;

the second permanent magnet is connected to the stirring paddle;

the driving piece drives the first permanent magnet to rotate, so that the second permanent magnet drives the stirring paddle to rotate for stirring under the magnetic interaction with the first permanent magnet.

2. The suspended magnetic stirrer according to claim 1, wherein the bottom of the turbulence tube is open, and the bottom of the turbulence tube and the bottom of the cup body are spaced apart, and a plurality of turbulence holes are uniformly distributed on the peripheral side wall of the turbulence tube.

3. The magnetic levitation type stirrer of claim 1, wherein the spoiler cartridge is detachably coupled to the cover.

4. The magnetic levitation type stirrer according to claim 1, wherein the stirring paddle comprises a shaft and stirring blades connected to the shaft, and stirring holes are formed in the stirring blades.

5. The suspension magnetic stirrer according to claim 1, wherein the fixing base comprises a base and a bracket;

the cup body is supported above the base;

the bracket is connected above the base;

the stirring paddle is connected to the bracket.

6. The suspension magnetic stirrer according to claim 5, wherein the bracket comprises a cross beam and a column;

the cross beam is arranged above the cover part, and a mounting hole is formed in the cross beam;

the upright post is arranged on one side of the cup body, the lower end of the upright post is connected with the base, and the upper end of the upright post is connected with the cross beam;

the cover part is provided with a through hole;

the stirring paddles rotatably penetrate through the through holes and the mounting holes, the lower ends of the stirring paddles are positioned in the turbulence barrel, and the upper ends of the stirring paddles are positioned above the cross beam;

the suspension type magnetic stirrer further comprises a nut;

the nut is located above the cross beam and is in threaded connection with the upper end of the stirring paddle.

7. The magnetic levitation stirrer of claim 6, further comprising a bearing;

the bearing is arranged in the mounting hole;

the stirring paddles rotatably penetrate through the bearing.

8. The magnetic levitation stirrer of claim 1, wherein a sealing ring is disposed between the cover and the cup.