Multifunctional microorganism culture tank

Abstract

The utility model belongs to the technical field of microorganism tanks, in particular to a multifunctional microorganism culture tank, which is characterized in that the top of a culture tank body is connected with an adjusting disc in a sliding manner, and a lifting component is arranged on the culture tank body and is used for adjusting the height of the adjusting disc; a stirring shaft is rotationally connected to the adjusting disc, a plurality of stirring blades are arranged on the stirring shaft at intervals in the circumferential direction, and the stirring shaft is driven by a power device; a feeding pipeline is arranged at the top of the culture tank body, a discharging pipeline is arranged at the bottom of the culture tank body, valves are arranged on the feeding pipeline and the discharging pipeline, a supporting frame is arranged at the bottom of the culture tank body, and a dissolved oxygen sensor is arranged in the culture tank body.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of microorganism tank, concretely is a kind of multifunctional microorganism culture tank. BACKGROUND

[0002] Microorganism culture tank (also known as fermentation tank, fermentation tank system or culture tank) is a kind of equipment for culturing microorganism or cell, and is often used in industrial fermentation, laboratory research, drug production, food processing, environmental protection treatment and other fields. It can provide suitable environmental conditions, so that microorganism can rapidly multiply and produce the required product in it;

[0003] Among them, the microorganism culture tank is internally provided with a stirring system, which continuously stirs the culture solution through a stirrer or stirring paddle (such as a propeller, paddle, etc.), to promote the dissolution of oxygen and the uniform distribution of microorganisms. The stirring system can also help improve the heat transfer inside the reactor, ensuring uniform culture solution temperature.

[0004] The existing microorganism culture tank is only provided with a stirring paddle driven by a motor, and the position of the stirring paddle cannot be changed, which may cause uneven stirring, resulting in insufficient nutrient supply for microorganisms and leading to failure of microorganism culture.

[0005] Therefore, the utility model designs a multifunctional microorganism culture tank to solve the technical problems existing in the prior art. UTILITY MODEL CONTENTS

[0006] In view of the deficiencies in the prior art, the utility model aims to provide a multifunctional microorganism culture tank to solve the above technical problems.

[0007] The utility model takes the following scheme: a multifunctional microorganism culture tank, comprising a culture tank body, characterized in that: a regulating disc is slidably connected to the top of the culture tank body, and a lifting assembly is arranged on the culture tank body to adjust the height of the regulating disc.

[0008] A stirring shaft is rotatably connected to the regulating disc, a plurality of stirring blades are circumferentially spaced apart on the stirring shaft, and the stirring shaft is driven by a power device.

[0009] The culture tank body is provided with an inlet pipe at the top and an outlet pipe at the bottom, the inlet pipe and the outlet pipe are both provided with valves, the culture tank body is provided with a support frame at the bottom, and the culture tank body is internally provided with an oxygen dissolution sensor.

[0010] Preferably, the lifting assembly comprises a height telescopic rod arranged on the culture tank body, a fixing frame is connected between the height telescopic rod and the regulating disc at the extending end of the height telescopic rod, the height telescopic rod is an electric telescopic rod, and the electric telescopic rod is electrically connected with a controller.

[0011] Preferably, the power device includes an electric motor fixedly connected on the adjusting disc, the stirring shaft is driven by the electric motor, and the electric motor is electrically connected with the controller.

[0012] Preferably, the bottom of the adjusting disc is provided with a transition cylinder arranged in the culture tank body, the transition cylinder is vertically and slidingly matched with the culture tank body, and the inner side wall is provided with a hole body arranged with a rotating shaft sleeve.

[0013] Preferably, the front end of the culture tank body is made of transparent material.

[0014] Preferably, the bottom of the support frame is provided with an antiskid pad.

[0015] The additional aspects and advantages of the present application will be partially given in the following description, partially become obvious from the following description, or be known by the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is one of the perspective views of the utility model.

[0017] Fig. 2 is one of the perspective views of the utility model.

[0018] The drawings show that: 1, culture tank body; 2, adjusting disc; 3, stirring shaft; 4, stirring blade; 5, feed pipeline; 6, discharge pipeline; 7, support frame; 8, dissolved oxygen sensor; 9, height telescopic rod; 10, electric motor; 11, transition cylinder; 12, hole body; 13, fixed frame. DETAILED DESCRIPTION

[0019] The foregoing and other technical contents, features and effects of the utility model will be clearly presented in the following detailed description of the embodiments with reference to the accompanying drawings. Figs. 1-2 The structural contents mentioned in the following embodiments are all referred to the drawings.

[0020] The various exemplary embodiments of the utility model will be described below with reference to the drawings.

[0021] Embodiment 1, a multifunctional microbial culture tank, including culture tank body 1, its characterized in that: the culture tank body 1 top slidingly connected with adjusting disc 2, the culture tank body 1 is equipped with lifting assembly, for adjusting the height of adjusting disc 2;

[0022] The adjusting disc 2 is rotatably connected with the stirring shaft 3, the stirring shaft 3 is circumferentially and spaced apart with a plurality of stirring blades 4, and the stirring shaft 3 is driven by the power device.

[0023] The culture tank body 1 is provided with a feeding pipe 5 at the top and a discharging pipe 6 at the bottom, the feeding pipe 5 and the discharging pipe 6 are provided with valves, the culture tank body 1 is provided with a support frame 7 at the bottom, and the culture tank body 1 is internally provided with a dissolved oxygen sensor 8.

[0024] As an alternative to embodiment 1, the lifting assembly comprises a height telescopic rod 9 arranged on the culture tank body 1, a fixing frame 13 is connected between the height telescopic rod 9 and the adjusting disc, the height telescopic rod 9 is an electric telescopic rod, and the electric telescopic rod is electrically connected with the controller.

[0025] As an alternative to embodiment 1, the power device comprises an electric motor 10 fixedly connected to the adjusting disc, the stirring shaft 3 is driven by the electric motor 10, and the electric motor 10 is electrically connected with the controller.

[0026] As an alternative to embodiment 1, the adjusting disc is provided with a transition cylinder 11 arranged inside the culture tank body 1, the transition cylinder 11 is vertically slidably connected with the culture tank body 1, and the inner side wall is provided with a hole body 12 sleeved with the rotating shaft.

[0027] As an alternative to embodiment 1, the front end of the culture tank body 1 is made of transparent material.

[0028] As an alternative to embodiment 1, the bottom of the support frame 7 is provided with an anti-skid pad.

[0029] In actual application, the microorganism to be cultured is put into the culture tank, nutrient solution is added in the culture tank, and then the nutrient solution and the microorganism are stirred, and then sealed for culture;

[0030] The valve of the feeding pipe 5 is opened, the microorganism to be cultured enters the culture tank body 1 through the feeding pipe 5, at this time, the valve of the discharging pipe 6 is in a closed state, after the microorganism to be cultured enters the culture tank body 1 through the feeding pipe 5, the electric motor 10 is driven, and the height telescopic rod 9 is also driven, the action of the electric motor 10 drives the rotating shaft to rotate, and the stirring blade 4 rotates in the culture tank body 1, so that the nutrient solution and the microorganism to be cultured are uniformly stirred, the height telescopic rod 9 is driven to vertically reciprocate, so that the stirring blade 4 moves vertically reciprocally when rotating in the circumferential direction, the liquid is further uniformly stirred, which helps to improve the success rate of culture microorganism, when the height telescopic rod 9 acts, the adjusting disc moves upward, and under the action of the transition cylinder 11, dust cannot enter the culture tank body 1;

[0031] A plurality of filter holes are formed in the stirring blade 4 to improve the stirring efficiency, and the dissolved oxygen sensor 8 is divided into an electrochemical dissolved oxygen sensor 8 and an optical dissolved oxygen sensor 8;

[0032] Electrochemical type dissolved oxygen sensor 8: measure dissolved oxygen concentration by electrochemical reaction, the principle is based on the reduction reaction of oxygen on the sensor electrode (usually silver or gold electrode), through the change of current to calculate the oxygen concentration;

[0033] Optical type dissolved oxygen sensor 8: optical type dissolved oxygen sensor 8 uses fluorescence principle to measure dissolved oxygen concentration, usually composed of an optical probe and a photoelectric sensor. The sensor excites fluorescent material by light source, the presence of oxygen will change the intensity or decay of fluorescence, and then calculate the dissolved oxygen concentration by detecting these changes;

[0034] The new type preferably uses electrochemical type dissolved oxygen sensor 8, when the dissolved oxygen content is lower than the set value, the controller of the application controls the motor 10 to automatically increase the stirring speed, by accelerating the stirring, the convection of the liquid can be increased, the contact between oxygen and microorganisms in the culture solution is promoted, so as to improve the solubility of oxygen, and ensure that the microorganisms obtain sufficient oxygen; when the dissolved oxygen content reaches the upper limit, the controller automatically reduces the rotation speed of the motor 10, so as to avoid excessive stirring leading to excessive bubble rupture or oxygen supersaturation, which is helpful to avoid wasting energy and controlling the generation of foam;

[0035] A temperature controller is also arranged in the culture tank body 1 to detect the culture temperature inside the culture tank body 1, realize multifunctionalization, and effectively improve the success rate of culture.

[0036] The above is only for the purpose of illustrating the present application, it should be understood that the present application is not limited to the above examples, various modifications in accordance with the idea of the present application are within the scope of the present application.

Claims

1. A multifunctional microbial culture tank comprising a culture tank body (1), characterized in that: The culture tank body (1) top sliding connection has the adjusting disc (2), the culture tank body (1) is equipped with lifting assembly, for adjusting the height of adjusting disc (2); The adjusting disc (2) is rotatably connected with the stirring shaft (3), the stirring shaft (3) is circumferentially spaced apart a plurality of stirring vanes (4), the stirring shaft (3) is driven by power device; The culture tank body (1) top is equipped with feed pipe (5), bottom is equipped with discharge pipe (6), the feed pipe (5) and discharge pipe (6) are all equipped with valve, the culture tank body (1) bottom is equipped with support frame (7), the culture tank body (1) inside is equipped with dissolved oxygen sensor (8).

2. The multifunctional microbial culture tank according to claim 1, wherein The lifting assembly includes the height telescopic rod (9) that culture tank body (1) is equipped, the height telescopic rod (9) extension end is connected with the fixed frame (13) between adjusting disc (2), the height telescopic rod (9) is electric telescopic rod setting, the electric telescopic rod and controller between electric connection.

3. The multifunctional microbial culture tank according to claim 1, wherein The power device includes the motor (10) that adjusting disc (2) is fixedly connected, the stirring shaft (3) is driven by motor (10), the motor (10) and controller between electric connection.

4. The multifunctional microbial culture tank according to claim 1, wherein The adjusting disc (2) bottom is equipped with the transition cylinder (11) placed in the culture tank body (1) inside, the transition cylinder (11) and culture tank body (1) between vertical sliding fit, inside wall is equipped with with rotating shaft sleeve set hole body (12).

5. The multifunctional microbial culture tank according to any one of claims 1 to 4, characterized in that, The culture tank body (1) front end is made of transparent material.

6. The multifunctional microbial culture tank according to any one of claims 1 to 4, characterized in that, The support frame (7) bottom is equipped with antiskid pad.

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