Microbial fermentation fed-batch tank device
By using the inclined bottom plate and temperature control module design in the microbial fermentation flow tank, the crystal precipitation and residue problems of the nutrient solution are solved, the uniformity and smoothness of the nutrient solution are achieved, the cleaning process is simplified, and the efficiency of the equipment is improved. and security.
Patent Information
- Application Number
- CN202420225731.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-31
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-01-31
AI Technical Summary
The existing microbial fermentation flow and tank lacks insulation function, which leads to a decrease in the temperature of the nutrient solution, which is prone to crystallization and precipitation, affecting the uniformity and causing the flow and pipeline to be blocked. At the same time, the nutrient solution remains at the bottom of the tank and is difficult to export, which easily causes bacterial infection and cleaning. difficulty.
A microbial fermentation flow tanking device including body, stirring element and temperature control module is designed. It adopts a beveled bottom plate to prevent nutrient solution from remaining. It is equipped with a motor-driven stirring and temperature control module to prevent crystallization and precipitation through heating and stirring to ensure nutrition. Fluid uniformity and patency.
Effectively prevent the precipitation of nutrient solution crystallization, ensure the uniformity of nutrient solution, avoid blockage of flow and pipes, and simplify the cleaning process, improving the efficiency and safety of the equipment.
Smart Images
Figure CN222250754U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fermentation equipment, in particular to a microbial fermentation flow-addition tank device. Background Art
[0002] Fed-batch fermentation has a high fermentation production efficiency in the current fermentation industry and has been widely used in the fermentation production of amino acids, organic acids, antibiotics, enzyme preparations, etc. Compared with batch fermentation, the characteristic of fed-batch fermentation is that it can maintain a very low substrate concentration in the fermentation system, which can not only relieve the inhibition of substrates, feedback inhibition of products and repression of catabolites, but also reduce the growth of bacteria and improve the conversion rate of target products.
[0003] The existing microbial fermentation feed tank does not have a heat preservation function. As time goes by, the temperature of the nutrient solution in the feed tank gradually decreases. Usually, the content of inorganic salt substances in the nutrient solution of the feed feed is high, and crystallization and precipitation are prone to occur at a lower temperature, which not only affects the uniformity of the nutrient solution, but also easily blocks the feed pipe. At the same time, the existing microbial fermentation feed tank is usually a flat-bottom tank, and the nutrient solution often remains at the bottom of the tank and cannot be completely discharged from the feed tank. Long-term accumulation is not only easy to cause bacterial contamination, but also serious material accumulation and difficult to clean. Utility Model Content
[0004] The utility model aims to provide a microbial fermentation feed tank device to solve the problems existing in the prior art, and avoid low-temperature crystallization and precipitation of the nutrient solution and incomplete extraction of the nutrient solution.
[0005] To achieve the above purpose, the utility model provides the following solutions:
[0006] The utility model provides a microbial fermentation flow-addition tank device, comprising a body, a stirring element, a driving element and a temperature control module, wherein the body is used to contain a nutrient solution, and the body is provided with a feed port connected to a feeding device and a discharge port connected to a fermentation tank, the inner bottom surface of the body is an inclined surface, and the height of the inclined surface gradually decreases from away to close to the discharge port, the driving element is located above the body, and the output end of the driving element is connected to one end of the stirring element and is used to drive the stirring element to rotate, the other end of the stirring element extends into the interior of the body through the upper end of the body, the temperature control module is installed on the body, the detection end of the temperature control module extends into the body and is used to detect the temperature of the nutrient solution in the body, the output end of the temperature control module is connected to the body, and is used to control the temperature of the nutrient solution in the body.
[0007] Preferably, the main body comprises a tank body and a cover body, the upper end of the tank body is open and blocked by the cover body, and the upper end of the tank body is connected to the cover body by a clamp.
[0008] Preferably, a glass sight glass is provided on the side wall of the tank body.
[0009] Preferably, a feed port is provided at the upper end of the main body, and a discharge port is provided at the lower end of the side wall of the main body.
[0010] Preferably, an air inlet and a steam port are also provided at the upper end of the main body, an air filter membrane is provided at the air inlet, and the steam port is used to introduce high-temperature steam into the main body.
[0011] Preferably, the driving element is a motor.
[0012] Preferably, the temperature control module includes a temperature detection element, a temperature display and a heating element, one end of the temperature detection element extends into the body, and the other end is connected to the temperature display, the heating element is wrapped around the outer wall of the body, and is used to heat and keep the nutrient solution in the body warm.
[0013] Preferably, the temperature detection element is a temperature electrode.
[0014] Preferably, the heating element is a jacket, and the jacket is provided with a water inlet and a water outlet which are arranged opposite to each other, the water inlet is arranged near the lower end of the jacket, and the water outlet is arranged near the upper end of the jacket.
[0015] Compared with the prior art, the utility model has achieved the following technical effects:
[0016] The microbial fermentation flow-addition tank device provided by the utility model has a body for containing nutrient solution, and a feeding port connected to a feeding device and a discharging port connected to a fermentation tank are arranged on the body, the inner bottom surface of the body is an inclined surface, and the height of the inclined surface gradually decreases from away from the discharging port to close to the discharging port, so as to ensure that the nutrient solution in the body can be completely discharged through the discharging port along the inclined surface, and the nutrient solution is prevented from remaining at the bottom of the tank, and the residue will not be caused to cause bacterial contamination, the driving element is located above the body, and the output end of the driving element is connected with one end of the stirring element and is used to drive the stirring element to rotate, and the other end of the stirring element extends into the body through the upper end of the body, the temperature control module is installed on the body, the detection end of the temperature control module extends into the body and is used to detect the temperature of the nutrient solution in the body, the output end of the temperature control module is connected with the body and is used to control the temperature of the nutrient solution in the body, and by controlling the temperature of the nutrient solution and stirring the nutrient solution, the nutrient solution will not be crystallized and precipitated, thereby ensuring the uniformity of the nutrient solution, and at the same time, it is not easy to block the flow-addition pipeline, which is simple and practical. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1 It is a structural schematic diagram of a microbial fermentation feed tank device provided by the utility model;
[0019] In the figure: 1-tank body, 2-cover body, 3-jacket, 4-water inlet, 5-water outlet, 6-temperature display, 7-stirring element, 8-temperature electrode, 9-motor, 10-air inlet, 11-air filter membrane, 12-discharge port, 13-feed port, 14-steam port. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0021] The utility model aims to provide a microbial fermentation feed tank device to solve the technical problems of low-temperature crystallization and precipitation of nutrient solution and incomplete extraction of nutrient solution.
[0022] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0023] like Figure 1As shown, this embodiment provides a microbial fermentation feed tank device, including a body, a stirring element 7, a driving element and a temperature control module. The body is used to hold a nutrient solution, and the body is provided with a feed port 13 connected to a feeding device and a discharge port 12 connected to a fermentation tank. The inner bottom surface of the body is an inclined surface, and the height of the inclined surface gradually decreases from away from the discharge port 12 to the discharge port 12, so as to ensure that the nutrient solution in the body can be completely discharged through the discharge port 12 along the inclined surface, so as to prevent the nutrient solution from remaining at the bottom of the tank and causing contamination. The driving element is located above the body, and the driving element The output end of the component is connected to one end of the stirring element 7 and is used to drive the stirring element 7 to rotate. The other end of the stirring element 7 extends into the interior of the main body through the upper end of the main body. The temperature control module is installed on the main body. The detection end of the temperature control module extends into the main body and is used to detect the temperature of the nutrient solution in the main body. The output end of the temperature control module is connected to the main body and is used to control the temperature of the nutrient solution in the main body. By controlling the temperature of the nutrient solution and stirring the nutrient solution, the nutrient solution will not crystallize or precipitate, thereby ensuring the uniformity of the nutrient solution. At the same time, it is not easy to block the flow-addition pipeline, which is simple and practical.
[0024] Specifically, the main body includes a tank body 1 and a cover body 2. The tank body 1 is preferably a stainless steel cylinder. The upper end of the tank body 1 is open and sealed by the cover body 2. The upper end of the tank body 1 is connected to the cover body 2 by a clamp, thereby forming a closed space between the cover body 2 and the tank body 1. The tank body 1 is easy to disassemble and clean.
[0025] A feed inlet 13 is provided at the upper end of the body, and a discharge outlet 12 is provided at the lower end of the side wall of the body.
[0026] An air inlet 10 and a steam port 14 are also provided at the upper end of the main body. The air inlet 10 is preferably arranged on the cover body 2. An air filter membrane 11 is provided at the air inlet 10 to facilitate the entry of filtered and sterilized air into the tank body 1, thereby realizing the export of the nutrient solution out of the tank body 1. The steam port 14 is used to introduce high-temperature steam into the main body to sterilize the tank body 1 through steam, and to introduce sterile nutrient solution into the tank body 1 through the feed port 13.
[0027] The driving element is a motor 9 , which provides power to the stirring element 7 to rotate the stirring element 7 to prevent the nutrient solution from settling, and the nutrient solution is evenly mixed and then discharged from the tank body 1 .
[0028] The temperature control module includes a temperature detection element, a temperature display 6 and a heating element. One end of the temperature detection element extends into the body to measure the temperature of the nutrient solution in the body, and the other end is connected to the temperature display 6. The temperature detected by the temperature detection element is displayed by the temperature display 6, which is convenient for the operator to observe in real time and adjust the heating element to prevent the crystallization and precipitation of the nutrient solution caused by too low temperature. The heating element is wrapped around the outer wall of the body and is used to heat and keep the nutrient solution in the body warm. The temperature display 6 is preferably arranged on the cover 2.
[0029] The temperature detection element is a temperature electrode 8, and those skilled in the art may also select other suitable temperature detection elements according to actual needs.
[0030] The heating element is a jacket 3, and the jacket 3 is provided with a water inlet 4 and a water outlet 5 which are arranged opposite to each other. The water inlet 4 is arranged near the lower end of the jacket 3, and the water outlet 5 is arranged near the upper end of the jacket 3. Pure water of different temperatures is introduced into the jacket 3 through the water inlet 4, so as to maintain the temperature of the nutrient solution in the tank body 1.
[0031] A glass sight glass is provided on the side wall of the tank body 1 to facilitate observation of the state of the nutrient solution in the tank.
[0032] This specification uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core idea of the utility model. At the same time, for those skilled in the art, according to the idea of the utility model, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the utility model.
Claims
1. A microbial fermentation feed tank device, characterized in that: It comprises a body, a stirring element, a driving element and a temperature control module, wherein the body is used to hold a nutrient solution, and the body is provided with a feed port connected to a feeding device and a discharge port connected to a fermentation tank, the inner bottom surface of the body is an inclined surface, and the height of the inclined surface gradually decreases from away to close to the discharge port, the driving element is located above the body, and the output end of the driving element is connected to one end of the stirring element and is used to drive the stirring element to rotate, and the other end of the stirring element extends into the interior of the body through the upper end of the body, the temperature control module is installed on the body, the detection end of the temperature control module extends into the body and is used to detect the temperature of the nutrient solution in the body, and the output end of the temperature control module is connected to the body and is used to control the temperature of the nutrient solution in the body; An air inlet and a steam outlet are also provided at the upper end of the main body. An air filter membrane is provided at the air inlet, and the steam outlet is used to introduce high-temperature steam into the main body.
2. The microbial fermentation feed tank device according to claim 1, characterized in that: The main body comprises a tank body and a cover body. The upper end of the tank body is open and blocked by the cover body. The upper end of the tank body is connected to the cover body by a clamp.
3. The microbial fermentation feed tank device according to claim 2, characterized in that: A glass sight glass is arranged on the side wall of the tank body.
4. The microbial fermentation feed tank device according to claim 1, characterized in that: The upper end of the main body is provided with a feed inlet, and the lower end of the side wall of the main body is provided with a discharge outlet.
5. The microbial fermentation feed tank device according to claim 1, characterized in that: The driving element is a motor.
6. The microbial fermentation feed tank device according to claim 1, characterized in that: The temperature control module includes a temperature detection element, a temperature display and a heating element. One end of the temperature detection element extends into the body, and the other end is connected to the temperature display. The heating element is wrapped around the outer wall of the body and is used to heat and keep the nutrient solution in the body warm.
7. The microbial fermentation feed tank device according to claim 6, characterized in that: The temperature detection element is a temperature electrode.
8. The microbial fermentation feed tank device according to claim 6, characterized in that: The heating element is a jacket, and the jacket is provided with a water inlet and a water outlet which are arranged opposite to each other. The water inlet is arranged near the lower end of the jacket, and the water outlet is arranged near the upper end of the jacket.