Mixing device for culture medium

Abstract

The utility model provides a mixing device for a culture medium, which comprises a mixing barrel, a stirring rod and a driving motor, a stirring mechanism with a material turning function is arranged in the mixing barrel, a wall scraping component which is propped against the inner side wall of the mixing barrel is arranged on the stirring mechanism, and the stirring mechanism comprises the stirring rod which is arranged at the end part of an output shaft of the motor. According to the stirring mechanism, materials can be mixed and stirred through the stirring mechanism with the material turning function, and materials below the mixing barrel are turned and guided to the position above the mixing barrel at the same time, so that the materials are uniformly mixed and stirred, and the stirring efficiency is improved. According to the mixing device, materials in the whole mixing barrel are fully and uniformly mixed by matching with the rotating stirring blades, and the materials remaining on the inner side wall of the mixing barrel are scraped off through the wall scraping assembly, so that the materials in the whole mixing barrel are fully and uniformly mixed, the mixing efficiency of the materials is greatly improved, and the mixing effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of mixing equipment, in particular to a mixing device for culture medium. Background Art

[0002] Culture medium mixing and processing refers to the process of mixing and processing the components of culture medium. Culture medium is the basic culture medium used for cell culture, microbial culture and other biological experiments. It provides the nutrients and environmental conditions required for cell growth and reproduction. Culture medium mixing and processing equipment is a special equipment used for mixing and processing culture medium in laboratories or industrial production. These equipment are designed to provide efficient, uniform and controllable mixing processes to meet the needs of cell culture, microbial culture and other biological experiments.

[0003] After searching, the utility model with the announcement number of "CN210840943U" provides "The utility model discloses a culture medium mixing device, including a box body, a plurality of feed funnels connected with the inside of the box body are arranged on the top of the box body, a collecting barrel is rotatably arranged on the inner wall of the upper part of the box body, a material guide plate is obliquely arranged below the collecting barrel, and a discharge hole connected with the lower end of the material guide channel formed on the material guide plate is opened on the outer wall of the box body; the discharge port of each feed funnel is connected with a material guide pipe arranged in the box body, the discharge ports of the plurality of material guide pipes are arranged in a ring shape and the extension lines of the discharge ports of the plurality of material guide pipes converge at one point; a stirring assembly is also rotatably arranged in the collecting barrel, and a driving mechanism for driving the collecting barrel and the stirring assembly to rotate in the opposite direction is arranged between the collecting barrel and the stirring assembly; compared with the prior art, the utility model improves the mixing degree of the culture medium by the arrangement of the material guide pipes and the rotation of the collecting barrel and the stirring assembly".

[0004] However, when mixing materials, the traditional mixing barrel cannot turn over the materials accumulated at the bottom due to the contact between the blades and the barrel wall, resulting in large mass or solid materials easily settling at the bottom of the container, causing material stratification and difficulty in sufficient mixing. It is also impossible to scrape off the materials adhering to the inner wall of the mixing barrel, resulting in poor mixing effect and low mixing efficiency. Utility Model Content

[0005] In view of this, the utility model provides a mixing device for culture medium, which can achieve mixing and stirring of materials through a stirring mechanism with a material turning function, and at the same time, roll and guide the materials at the bottom of the mixing barrel to the top of the mixing barrel, cooperate with the rotating stirring blades to achieve full and uniform mixing of the materials inside the entire mixing barrel, and scrape off the materials remaining on the inner wall of the mixing barrel through the wall scraping component, to ensure full and uniform mixing of the materials in the entire mixing barrel, and solve the problem that the traditional mixing barrel cannot turn over the materials accumulated at the bottom due to the contact relationship between the blades and the barrel wall, resulting in large mass or solid materials easily settling at the bottom of the container, causing material stratification and difficulty in full mixing, and the materials adhering to the inner wall of the mixing barrel cannot be scraped off, resulting in poor mixing effect and low mixing efficiency, thereby greatly improving the mixing efficiency of the materials and achieving better mixing effect.

[0006] In order to solve the above technical problems, the utility model provides a mixing device for culture medium, including a mixing barrel, a stirring rod and a driving motor. A stirring mechanism with a turning function is arranged inside the mixing barrel, the stirring mechanism is drivingly connected to the output shaft of the driving motor, a scraping assembly that conflicts with the inner wall of the mixing barrel is arranged on the stirring mechanism, the stirring mechanism includes a stirring rod arranged at the end of the output shaft of the motor, and stirring blades, material guiding blades and material turning blades are arranged in sequence from top to bottom on the outside of the stirring rod and inside the mixing barrel. The utility model can achieve the mixing and stirring of materials through the stirring mechanism with the turning function, and at the same time, the materials under the mixing barrel are turned over and guided to the mixing barrel. The upper part cooperates with the rotating stirring blade to realize the fully and even mixing operation of the materials inside the entire mixing barrel, and the scraping wall component is used to scrape off the materials remaining on the inner wall of the mixing barrel to ensure the full and even mixing of the materials in the entire mixing barrel. This solves the problem that the traditional mixing barrel cannot turn over the materials accumulated at the bottom due to the contact relationship between the blades and the barrel wall, resulting in large mass or solid materials easily settling at the bottom of the container, causing material stratification and difficulty in full mixing, and the materials adhering to the inner wall of the mixing barrel cannot be scraped off, resulting in poor mixing effect and low mixing efficiency. This greatly improves the mixing efficiency of the materials and achieves better mixing effect.

[0007] There are two stirring blades, which are arranged on the stirring rod at an upper and lower interval. A guide blade is arranged on the outer wall of the stirring rod and between the two stirring blades. A turning blade for guiding the material in the lower part of the mixing barrel to the middle part of the mixing barrel is arranged on the outer wall of the stirring rod and below the lower stirring blade. The conveying direction of the turning blade and the guide blade is opposite. The utility model can stir and mix the material entering the mixing barrel through the stirring blade, and guide the stirred material downward through the guide blade. At the same time, the material in the lower part of the mixing barrel is guided to the upper part through the turning blade, and mixed and stirred again by the upper stirring blade, thereby achieving full mixing and stirring of the material in the entire mixing barrel, and the operation is more convenient and efficient.

[0008] A coupling is provided at the end of the output shaft of the driving motor, and the upper part of the stirring rod is fixedly mounted together with the coupling. The scraper assembly includes a fixing frame which is arranged on the stirring rod and is located on the outer side of the stirring blade above. A plurality of limiting grooves are provided on the outer wall of the fixing frame, and a plurality of springs are provided in each limiting groove. A fixing rod is provided at the end of the output rod of each spring, and a scraper which contacts the inner wall of the mixing barrel is provided on the outer side of the plurality of fixing rods. The utility model can drive the coupling and the stirring rod at its lower part and the scraper on the outer side of the stirring rod to rotate together through the rotation of the output shaft of the driving motor. The fixing rod will pull the spring and the rotating stirring rod under the action of centrifugal force to realize the extrusion and scraping operation of the inner wall of the mixing barrel while rotating, so as to avoid the materials to be mixed from adhering to the inner wall of the mixing barrel, thereby greatly improving the mixing efficiency of the materials and avoiding unnecessary waste of materials.

[0009] A feed port is provided at the upper portion of the mixing barrel, and a feed hopper is provided in the feed port, through which the materials to be mixed can be quickly added into the mixing barrel.

[0010] A discharge port is arranged at the lower part of the mixing barrel, and a switch control valve is arranged in the discharge port. The opening and closing operation of the discharge port can be conveniently controlled by the switch control valve, so that the mixed materials in the mixing barrel can be discharged from the mixing barrel, and the operation is more convenient and efficient.

[0011] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0012] 1. The utility model can achieve mixing and stirring of materials through the stirring mechanism with the function of turning over the materials, and guide the materials under the mixing barrel to the top of the mixing barrel while rolling and stirring the materials, cooperate with the rotating stirring blades to achieve full and uniform mixing of the materials inside the entire mixing barrel, and scrape off the materials remaining on the inner wall of the mixing barrel through the scraping component to ensure full and uniform mixing of the materials in the entire mixing barrel, and solve the problem that the traditional mixing barrel cannot turn over the materials accumulated at the bottom due to the contact relationship between the blades and the barrel wall, resulting in large mass or solid materials easily settling at the bottom of the container, resulting in material stratification and difficulty in full mixing, and the materials adhering to the inner wall of the mixing barrel cannot be scraped off, resulting in poor mixing effect and low mixing efficiency, greatly improving the mixing efficiency of the materials and achieving better mixing effect.

[0013] 2. The utility model can achieve the stirring and mixing operation of the materials entering the mixing barrel through the stirring blades, and guide the stirred materials downwards through the guide blades. At the same time, the materials at the bottom of the mixing barrel are guided to the upper part through the turning blades, and are mixed and stirred again by the stirring blades at the upper part, thereby achieving the full mixing and stirring operation of the materials in the entire mixing barrel, and the operation is more convenient and efficient.

[0014] 3. The utility model can drive the coupling and the stirring rod at the bottom and the scraper on the outside of the stirring rod to rotate together through the rotation of the output shaft of the driving motor. The fixed rod will pull the spring and be driven by the rotating stirring rod under the action of centrifugal force to achieve the extrusion and scraping operation of the inner wall of the mixing barrel while rotating, so as to prevent the materials to be mixed from adhering to the inner wall of the mixing barrel, greatly improve the mixing efficiency of the materials, and avoid unnecessary waste of materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the mixing device for culture medium of the utility model;

[0016] Figure 2 It is a top view of the mixing device for culture medium of the utility model;

[0017] Figure 3 This is a cross-sectional view of the utility model taken along line AA;

[0018] Figure 4 It is an enlarged view of point B of the utility model;

[0019] Figure 5 It is an enlarged view of point C of the present utility model.

[0020] Explanation of the reference numerals: 100, mixing barrel; 101, feed port; 102, discharge port; 200, stirring rod; 300, driving motor; 400, stirring mechanism; 401, stirring blade; 402, guide blade; 403, turning blade; 500, scraping wall assembly; 501, fixing frame; 502, limiting groove; 503, spring; 504, fixing rod; 505, scraper. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the following will be combined with the appended drawings of the embodiment of the utility model. Figure 1-5 , the technical scheme of the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the utility model.

[0022] like Figure 1-5 As shown: This embodiment provides a mixing device for culture medium, including a mixing barrel 100, a stirring rod 200 and a driving motor 300, a stirring mechanism 400 with a material turning function is arranged inside the mixing barrel 100, the stirring mechanism 400 is connected to the output shaft of the driving motor 300, a wall scraping assembly 500 that conflicts with the inner wall of the mixing barrel 100 is arranged on the stirring mechanism 400, the stirring mechanism 400 includes a stirring rod 200 arranged at the end of the output shaft of the motor, and a stirring blade 401, a material guiding blade 402 and a material turning blade 403 are arranged in sequence from top to bottom on the outside of the stirring rod 200 and inside the mixing barrel 100. The utility model can realize mixing and stirring of the materials while stirring the mixing barrel 100 through the stirring mechanism 400 with the material turning function. The material at the bottom is rolled and guided to the top of the mixing barrel 100, and the rotating stirring blades 401 are used to achieve a fully uniform mixing operation for the material inside the entire mixing barrel 100, and the scraping component 500 is used to scrape off the material remaining on the inner wall of the mixing barrel 100, thereby ensuring that the material in the entire mixing barrel 100 is fully and evenly mixed. This solves the problem that the traditional mixing barrel 100 cannot turn up the material accumulated at the bottom due to the contact relationship between the blades and the barrel wall, resulting in large mass or solid materials easily settling at the bottom of the container, causing material stratification and difficulty in sufficient mixing, and the material adhering to the inner wall of the mixing barrel 100 cannot be scraped off, resulting in poor mixing effect and low mixing efficiency. This greatly improves the mixing efficiency of the materials and achieves better mixing effect.

[0023] According to one embodiment of the utility model, Figure 1 , Figure 2 and Figure 3As shown, there are two stirring blades 401, which are arranged on the stirring rod 200 at an interval up and down, and a guide blade 402 is arranged on the outer wall of the stirring rod 200 and between the two stirring blades 401, and a turning blade 403 for guiding the material at the lower part of the mixing barrel 100 to the middle part of the mixing barrel 100 is arranged on the outer wall of the stirring rod 200 and below the lower stirring blade 401, and the conveying direction of the turning blade 403 is opposite to that of the guide blade 402. The utility model can achieve stirring and mixing operations on the materials entering the mixing barrel 100 through the stirring blade 401, and guide the stirred materials downward through the guide blade 402, and at the same time, the material at the lower part of the mixing barrel 100 is guided to the upper part through the turning blade 403, and is mixed and stirred again by the upper stirring blade 401, thereby achieving a full mixing and stirring operation of the materials in the entire mixing barrel 100, and the operation is more convenient and efficient.

[0024] According to another embodiment of the present invention, Figure 1 , Figure 3 and Figure 4 As shown, a coupling is provided at the output shaft end of the driving motor 300, and the upper part of the stirring rod 200 is fixedly arranged with the coupling. The wall scraping assembly 500 includes a fixing frame 501 which is arranged on the stirring rod 200 and is located on the outer side of the stirring blade 401 above. A plurality of limiting grooves 502 are provided on the outer wall of the fixing frame 501, and a plurality of springs 503 are provided in each limiting groove 502. A fixing rod 504 is provided at the output rod end of each spring 503, and the outer sides of the plurality of fixing rods 504 are provided with a fixing rod 504 which is connected to the inner wall of the mixing barrel 100. The scraper 505 that conflicts with each other can be driven by the output shaft of the motor 300 to drive the coupling and the stirring rod 200 at the bottom thereof and the scraper 505 on the outside of the stirring rod 200 to rotate together. The fixed rod 504 will pull the spring 503 under the action of centrifugal force to drive the rotating stirring rod 200 to squeeze and scrape the inner wall of the mixing barrel 100 while rotating, so as to prevent the materials to be mixed from adhering to the inner wall of the mixing barrel 100, thereby greatly improving the mixing efficiency of the materials and avoiding unnecessary waste of materials.

[0025] According to another embodiment of the present invention, Figure 1 , Figure 3 and Figure 5 As shown, a feed port 101 is provided at the upper portion of the mixing barrel 100 , and a feed hopper is provided in the feed port 101 , so that the materials to be mixed can be quickly added into the mixing barrel 100 through the feed hopper.

[0026] A discharge port 102 is provided at the lower part of the mixing barrel 100, and a switch control valve is provided in the discharge port 102. The switch control valve can conveniently control the opening and closing operation of the discharge port 102, so that the mixed materials in the mixing barrel 100 can be discharged from the mixing barrel 100, and the operation is more convenient and efficient.

[0027] The use of the utility model:

[0028] First of all, it should be made clear that the mixing device involved in the utility model is mainly used for the efficient mixing of powder materials. The utility model takes the culture medium for powdered crops as an example to explain its use method in detail. When the culture medium needs to be mixed, the output shaft of the drive motor 300 is started to rotate, and the rotation of the output shaft of the drive motor 300 drives the coupling and the stirring rod 200 at the bottom thereof to rotate together. The rotation of the stirring rod 200 can drive the stirring blade 401, the guide blade 402, the turning blade 403 and the outer surface of the stirring rod 200 to rotate. The scraper 505 on the side rotates together, and the stirring blade 401 is used to stir and mix the materials entering the mixing barrel 100, and the guiding blade 402 is used to guide the stirred materials downward. At the same time, the turning blade 403 guides the materials at the lower part of the mixing barrel 100 to the upper part, and is mixed and stirred again by the stirring blade 401 at the upper part, thereby achieving a full mixing and stirring operation of the materials in the entire mixing barrel 100. At the same time, the fixed rod 504 in the rotating scraper assembly pulls the spring 503 to rotate under the action of centrifugal force. The stirring rod 200 can scrape off the material adhered to the inner wall of the mixing barrel 100 while rotating, so as to prevent the material to be mixed from adhering to the inner wall of the mixing barrel 100. The utility model can achieve mixing and stirring of the materials through the stirring mechanism 400 with the function of turning over the materials, and guide the materials below the mixing barrel 100 to the top of the mixing barrel 100, and cooperate with the rotating stirring blade 401 to achieve a full and uniform mixing operation of the materials inside the entire mixing barrel 100, and scrape off the materials remaining on the inner wall of the mixing barrel 100 through the scraping wall component 500, so as to ensure that the materials in the entire mixing barrel 100 are fully and evenly mixed, and solves the problem that the traditional mixing barrel 100 cannot turn over the materials accumulated at the bottom due to the contact relationship between the blade and the cylinder wall, resulting in large mass or solid materials easily settling at the bottom of the container, resulting in material stratification and difficulty in full mixing, and the material adhering to the inner wall of the mixing barrel 100 cannot be scraped off, resulting in poor mixing effect and low mixing efficiency, thereby greatly improving the mixing efficiency of the materials and achieving better mixing effect.

[0029] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0030] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A mixing device for culture medium, comprising a mixing barrel (100), a stirring rod (200) and a driving motor (300), characterized in that: A stirring mechanism (400) with a material turning function is arranged inside the mixing barrel (100), the stirring mechanism (400) is drivingly connected to the output shaft of the driving motor (300), the stirring mechanism (400) is provided with a wall scraping component (500) that contacts the inner wall of the mixing barrel (100), the stirring mechanism (400) comprises a stirring rod (200) arranged at the end of the output shaft of the motor, and stirring blades (401), material guiding blades (402) and material turning blades (403) are arranged in sequence from top to bottom on the outer side of the stirring rod (200) and inside the mixing barrel (100).

2. The medium mixing device according to claim 1, characterized in that: There are two stirring blades (401) which are arranged on the stirring rod (200) at an interval from top to bottom. A material guiding blade (402) is arranged on the outer wall of the stirring rod (200) and between the two stirring blades (401). A material turning blade (403) for guiding the material at the lower part of the mixing barrel (100) to the middle part of the mixing barrel (100) is arranged on the outer wall of the stirring rod (200) and below the lower stirring blade (401).

3. The medium mixing device according to claim 2, characterized in that: The wall scraping assembly (500) comprises a fixing frame (501) arranged on the stirring rod (200) and located on the outer side of the stirring blade (401) above, a plurality of limiting grooves (502) are provided on the outer side wall of the fixing frame (501), a plurality of springs (503) are provided in each of the limiting grooves (502), a fixing rod (504) is provided at the end of the output rod of each of the springs (503), and a scraper (505) is provided on the outer side of the plurality of fixing rods (504) to abut against the inner side wall of the mixing barrel (100).

4. The medium mixing device according to claim 3, characterized in that: A coupling is provided at the end of the output shaft of the driving motor (300), and the upper part of the stirring rod (200) is fixedly mounted together with the coupling.

5. The medium mixing device according to claim 4, characterized in that: A feed port (101) is provided at the upper portion of the mixing barrel (100), and a feed hopper is provided in the feed port (101).

6. The medium mixing device according to claim 5, characterized in that: A discharge port (102) is provided at the lower portion of the mixing barrel (100), and a switch control valve is provided in the discharge port (102).

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