Functional probiotic strain screening device

Abstract

The utility model relates to the technical field of screening devices, in particular to a functional probiotic strain screening device. The technical problems that according to an existing screening device, part of particle impurities generally exist in a probiotic strain solution, due to the fact that the particle impurities in the solution easily interfere with the screening result, probiotic strains with needed functions are difficult to evaluate and select, the purity of the probiotic strains is reduced, and production or research requirements are difficult to meet are solved. According to the technical scheme, the functional probiotic strain screening device comprises a working box, a screening assembly, a sealing assembly and a monitoring assembly; a driving motor is combined with a rotating rod to be connected with a centrifugal rotating disc to rotate a solution containing probiotic strains, impurity particles or microorganisms suspended in the solution can be separated through gravity under the rotating centrifugal effect, the impurity particles or microorganisms are thrown and deposited on an adsorption plate on the inner wall of the centrifugal rotating disc, and impurities can be removed from the solution easily; the purity and the purity of the probiotic strain are improved, so that the probiotic strain meets the requirements of production or research.

Description

Technical Field

[0001] The utility model relates to the technical field of screening devices, in particular to a screening device for functional probiotic strains. Background Art

[0002] Probiotic strains refer to a class of active microorganisms that are beneficial to human health. They usually exist in the human intestines, reproductive system and other parts, and play a variety of health roles such as maintaining the balance of intestinal flora, enhancing immunity, and preventing diseases. They are widely used in food, health care products and medical fields. The screening device for probiotic strains is usually a device used to screen and cultivate probiotic strains. During the use of existing screening devices, there are usually some particulate impurities in the probiotic strain solution. Since the particulate impurities in the solution are easy to interfere with the screening results, it is difficult to evaluate and select probiotic strains with the desired functions, reducing the purity of the probiotic strains, and it is difficult to meet the requirements of production or research; therefore, we propose a screening device for functional probiotic strains to solve the above-mentioned problems. Utility Model Content

[0003] In order to overcome the existing screening devices, there are usually some particulate impurities inside the probiotic strain solution. Since the particulate impurities in the solution are easy to interfere with the screening results, it is difficult to evaluate and select probiotic strains with the required functions, reduce the purity of the probiotic strains, and it is difficult to meet the requirements of production or research.

[0004] The technical solution of the utility model is: a screening device for functional probiotic strains, comprising a working box, a screening component, a sealing component and a monitoring component; a screening component for evaluating and screening strains with specific functions is installed inside the working box, a sealing component for ensuring the cleanliness and sterile environment inside the device is conducive to the cultivation and screening of strains is installed on the upper end of the working box, and a monitoring component for real-time tracking and monitoring of strain screening and physiological status is installed on the outer end of the working box.

[0005] Preferably, the solution containing the probiotic strains is rotated by driving a motor in combination with a rotating rod to connect a centrifugal turntable. The rotating centrifugal action can use gravity to separate the impurity particles or microorganisms suspended in the solution, and make them fall to the adsorption plate on the inner wall of the centrifugal turntable, which is conducive to removing impurities from the solution, so that it meets the requirements of production or research, and screens out probiotic strains with the ability to decompose alcohol. It has enzymes related to alcohol metabolism and can decompose alcohol into other substances to reduce the concentration of alcohol. It is suitable for the screening and purification of various probiotic strains. The electromagnetic valve is used to control the discharge of the pure solution after screening to ensure that only the pure solution that meets the screening criteria is discharged, so as to prevent contamination or solutions that do not meet the screening criteria. The sealing plate connects the slider to the work box, which is slid inside the slide frame to seal the work box, effectively maintaining the sterile environment inside the work box, preventing external microbial contamination and cross contamination between different work boxes, and improving the overall sealing. At the same time, the temperature detector senses the internal temperature changes and feeds back to the control tube in time. The connecting line is used to connect multiple groups of control tubes to control the internal temperature, ensuring that the temperature of the probiotic strain remains stable during the screening process, adapting to the different temperature requirements of different strains, achieving high-precision temperature regulation, reducing the risk of strain damage or death caused by temperature fluctuations, ensuring that the probiotic strain grows and reproduces within a suitable temperature range, and improving the success rate of screening and product quality.

[0006] Preferably, the screening component includes a centrifugal turntable, a sealing cover, a transmission tube, a docking ring, a screw port, an adsorption plate, a separation plate, a rotating rod, a driving motor, a discharge pipe, an electromagnetic valve, a nozzle and a biological semipermeable membrane. The biological semipermeable membrane is located inside the working box, and a centrifugal turntable is provided above the biological semipermeable membrane. A driving motor is provided between the centrifugal turntable and the biological semipermeable membrane. A rotating rod is provided at one end of the driving motor. The centrifugal turntable rotates along the top of the biological semipermeable membrane through the rotating rod. The solution containing the probiotic strain is rotated by connecting the centrifugal turntable with the rotating rod by using the driving motor in combination with the rotating rod. The rotating centrifugal action can use gravity to separate the impurity particles or microorganisms suspended in the solution, so that they are thrown and deposited on the adsorption plate on the inner wall of the centrifugal turntable, which is beneficial to remove impurities from the solution, improve the purity and purity of the probiotic strain, make it meet the requirements of production or research, screen out probiotic strains with the ability to decompose alcohol, have enzymes related to alcohol metabolism, can decompose alcohol into other substances, and reduce the concentration of alcohol. It is suitable for the screening and purification of various probiotic strains and has high versatility and adaptability.

[0007] Preferably, an adsorption plate is provided on the inner wall of the centrifugal turntable, a separation plate is provided inside the centrifugal turntable, a drainage groove is provided around the separation plate and the centrifugal turntable, a sealing cover is provided above the centrifugal turntable, a screw thread is provided between the sealing cover and the centrifugal turntable, the sealing cover is buckled with the centrifugal turntable through the screw thread, a transmission tube is provided above the sealing cover, a rotating bearing is provided between the transmission tube and the sealing cover, the transmission tube extends to the outer end through the working box, and a docking ring is provided at the end of the transmission tube. By adopting the transmission tube in combination with the rotating bearing and the centrifugal turntable, it is not easy to rotate with the rotation of the centrifugal turntable, thereby ensuring that the transmission tube remains stable during the rotation of the centrifugal turntable, avoiding displacement or shaking due to the influence of centrifugal force, and improving the overall stability.

[0008] Preferably, a discharge pipe is symmetrically provided at the lower end of the centrifugal turntable, an electromagnetic valve is provided on the outer wall of the discharge pipe, and a nozzle is provided at the end of the discharge pipe away from the centrifugal turntable. The discharge of the pure solution after screening is controlled by the electromagnetic valve to ensure that only pure solution that meets the screening criteria is discharged, preventing contaminated or non-compliant solutions from being discharged, reducing possible cross-contamination risks, and improving the overall screening effect.

[0009] Preferably, the sealing assembly includes a sealing plate, a locking bolt, a slide plate, a slide, a sealing strip, a transmission block, a connecting line, a control tube and a docking joint. A sealing plate is provided above the working box, and a slide plate is symmetrically provided at the lower end of the sealing plate. Two groups of slides are provided at the upper end of the working box. The sealing plate slides along the inside of the slide through the slide. A locking bolt is provided at the upper end corner of the sealing plate. The sealing plate is threadedly connected to the working box through the locking bolt. A sealing strip is provided on the inner wall of the sealing plate. The working box is sealed by connecting the sealing plate to the slide plate to slide along the inside of the slide, thereby effectively maintaining a sterile environment inside the working box, preventing external microbial contamination and cross-contamination between different working boxes, and improving the overall sealing performance.

[0010] Preferably, a plurality of transmission blocks are provided on the inner side of the sealing strip, a control tube is provided inside the transmission block, a connecting line is provided at one end of the transmission block away from the control tube, the connecting line passes through the sealing plate and extends to the outer end, a docking joint is provided at one end of the connecting line, and the internal temperature is controlled by connecting the plurality of control tubes with the connecting line, thereby ensuring that the temperature of the probiotic strain remains stable during the screening process, adapting to the different temperature requirements of different strains, achieving high-precision temperature regulation, reducing the risk of strain damage or death due to temperature fluctuations, and improving the safety of operation.

[0011] Preferably, the monitoring component includes a movable plate, a pull rod, a clamping block, a sub-rod, a discharge pipe, a discharge valve and a temperature detector. A sliding groove is provided on the outer wall of the working box, and movable plates are symmetrically provided inside the sliding groove. A accommodating bin for accommodating the movable plate is provided on the inner wall of the sliding groove. A pull rod is provided on the outer wall of the movable plate, and sub-rods are relatively provided on the outer side of the pull rod. A clamping block is provided on the outer wall of the pull rod, and the pull rod is clamped with the sub-rod through the clamping block. A discharge pipe is provided below the sliding groove, and a discharge valve is provided on the outer wall of the discharge pipe. The temperature detector is located at the outer end of the working box. The temperature detector is used to sense the internal temperature changes and provide timely feedback, and corresponding control measures are taken to prevent the probiotic strains from having adverse effects due to excessively high or low temperatures, ensure that the probiotic strains grow and reproduce within an appropriate temperature range, and improve the success rate of screening and product quality.

[0012] Beneficial effects of the utility model:

[0013] 1. Compared with the traditional screening device, the solution containing the probiotic strains is rotated by driving the motor in combination with the rotating rod to connect the centrifugal turntable. The rotating centrifugal action can use gravity to separate the impurity particles or microorganisms suspended in the solution, so that they are thrown to the adsorption plate on the inner wall of the centrifugal turntable, which is conducive to removing impurities from the solution, improving the purity and purity of the probiotic strains, so that they meet the requirements of production or research, and screening out probiotic strains with the ability to decompose alcohol. It has enzymes related to alcohol metabolism, which can decompose alcohol into other substances and reduce the concentration of alcohol. It is suitable for the screening and purification of various probiotic strains. The electromagnetic valve is used to control the discharge of the pure solution after screening to ensure that only the pure solution that meets the screening criteria is discharged, to prevent contamination or the solution that does not meet the screening criteria from being discharged, to reduce the possible risk of cross contamination, and to improve the overall screening effect.

[0014] 2. Connect the slider through the sealing plate to slide along the inside of the slide to seal the working box, effectively maintain the sterile environment inside the working box, prevent external microbial contamination and cross contamination between different working boxes, and improve the overall sealing. At the same time, the temperature detector senses the internal temperature changes and promptly feeds back to the control tube. Use connecting lines to connect multiple groups of control tubes to control the internal temperature, ensure that the temperature of the probiotic strain remains stable during the screening process, adapt to the different temperature requirements of different strains, achieve high-precision temperature regulation, reduce the risk of strain damage or death caused by temperature fluctuations, ensure that the probiotic strain grows and reproduces within a suitable temperature range, and improve the success rate of screening and product quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the working box of the utility model;

[0017] Figure 3 This is a schematic diagram of the screening component structure of the utility model;

[0018] Figure 4 This is a schematic diagram of the sealing component structure of the utility model.

[0019] Explanation of the reference numerals: 1. working box; 2. screening component; 201. centrifugal turntable; 202. sealing cover; 203. transmission pipe; 204. docking ring; 205. screw mouth; 206. adsorption plate; 207. separation plate; 208. rotating rod; 209. driving motor; 210. discharge pipe; 211. electromagnetic valve; 212. nozzle; 213. biological semipermeable membrane; 3. sealing component; 301. sealing plate; 302. locking bolt; 303. slide plate; 304. slide; 305. sealing strip; 306. transmission block; 307. connecting line; 308. control pipe; 309. docking joint; 4. monitoring component; 401. movable plate; 402. pull rod; 403. block; 404. auxiliary rod; 405. discharge pipe; 406. discharge valve; 407. temperature detector. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0021] See also Figure 1-4 The utility model provides an embodiment: a screening device for functional probiotic strains, comprising a working box 1, a screening component 2, a sealing component 3 and a monitoring component 4; the interior of the working box 1 is equipped with a screening component 2 for evaluating and screening strains with specific functions, the upper end of the working box 1 is equipped with a sealing component 3 for ensuring the cleanliness and sterile environment inside the device to facilitate the cultivation and screening of strains, and the outer end of the working box 1 is equipped with a monitoring component 4 for real-time tracking and monitoring of strain screening and physiological status.

[0022] See also Figure 1-2In this embodiment, the screening component 2 includes a centrifugal turntable 201, a sealing cover 202, a transmission tube 203, a docking ring 204, a screw 205, an adsorption plate 206, a separation plate 207, a rotating rod 208, a driving motor 209, a discharge pipe 210, an electromagnetic valve 211, a nozzle 212 and a biological semipermeable membrane 213. The biological semipermeable membrane 213 is located inside the working box 1, and a centrifugal turntable 201 is arranged above the biological semipermeable membrane 213. A driving motor 209 is arranged between the centrifugal turntable 201 and the biological semipermeable membrane 213, and one end of the driving motor 209 is provided with The centrifugal turntable 201 is provided with a rotating rod 208, and rotates along the upper part of the biological semipermeable membrane 213 through the rotating rod 208. The solution containing the probiotic strain is rotated by using a driving motor 209 in combination with the rotating rod 208 to connect the centrifugal turntable 201. The rotating centrifugal action can use gravity to separate the impurity particles or microorganisms suspended in the solution, and make them fall and deposit on the adsorption plate 206 on the inner wall of the centrifugal turntable 201, which is conducive to removing impurities from the solution, improving the purity and purity of the probiotic strains, making them meet the requirements of production or research, and screening out probiotics with the ability to decompose alcohol. The bacterial strain has enzymes related to alcohol metabolism, can decompose alcohol into other substances, reduce the concentration of alcohol, is suitable for the screening and purification of various probiotic strains, and has high versatility and adaptability. The inner wall of the centrifugal turntable 201 is provided with an adsorption plate 206, the interior of the centrifugal turntable 201 is provided with a separation plate 207, a drainage groove is opened around the separation plate 207 and the centrifugal turntable 201, a sealing cover 202 is provided above the centrifugal turntable 201, a screw hole 205 is provided between the sealing cover 202 and the centrifugal turntable 201, and the sealing cover 202 is connected to the centrifugal turntable 201 through the screw hole 205. It is buckled with the centrifugal turntable 201, and a transmission tube 203 is provided above the sealing cover 202. A rotating bearing is provided between the transmission tube 203 and the sealing cover 202. The transmission tube 203 passes through the working box 1 and extends to the outer end. A docking ring 204 is provided at the end of the transmission tube 203. By adopting the transmission tube 203 in combination with the rotating bearing and the centrifugal turntable 201, it is not easy to rotate with the rotation of the centrifugal turntable 201, ensuring that the transmission tube 203 remains stable during the rotation of the centrifugal turntable 201, avoiding displacement or shaking due to the influence of centrifugal force, and improving the overall stability.

[0023] See also Figure 1-3In this embodiment, a discharge pipe 210 is symmetrically arranged at the lower end of the centrifugal turntable 201, and an electromagnetic valve 211 is arranged on the outer wall of the discharge pipe 210. A nozzle 212 is arranged at one end of the discharge pipe 210 away from the centrifugal turntable 201. The electromagnetic valve 211 is used to control the discharge of the pure solution after screening, so as to ensure that only the pure solution that meets the screening standard is discharged, and prevent the contaminated solution or the solution that does not meet the screening standard from being discharged, thereby reducing the possible risk of cross contamination and improving the overall screening effect. The sealing assembly 3 includes a sealing plate 301, a locking bolt 302, a slide plate 303, a slide frame 304, a sealing strip 305, a transmission block 306, a connecting line 307, a control pipe 308 and a docking Head 309, a sealing plate 301 is provided above the working box 1, a slide plate 303 is symmetrically provided at the lower end of the sealing plate 301, two sets of slides 304 are provided at the upper end of the working box 1, the sealing plate 301 slides along the inside of the slide 304 through the slide 303, a locking bolt 302 is provided at the upper end corner of the sealing plate 301, the sealing plate 301 is threadedly connected to the working box 1 through the locking bolt 302, and a sealing strip 305 is provided on the inner wall of the sealing plate 301. The sealing plate 301 is connected to the slider to slide along the inside of the slide 304 to seal the working box 1, thereby effectively maintaining the internal sterile environment of the working box 1, preventing external microbial contamination and cross contamination between different working boxes 1, and improving the overall sealing.

[0024] See also Figure 2-4In this embodiment, a plurality of transmission blocks 306 are provided on the inner side of the sealing strip 305, a control tube 308 is provided inside the transmission block 306, a connecting line 307 is provided at one end of the transmission block 306 away from the control tube 308, the connecting line 307 passes through the sealing plate 301 and extends to the outer end, and a docking joint 309 is provided at one end of the connecting line 307. The internal temperature is controlled by connecting the plurality of control tubes 308 with the connecting line 307 to ensure that the temperature of the probiotic strains remains stable during the screening process, adapt to the different temperature requirements of different strains, achieve high-precision temperature regulation, reduce the risk of strain damage or death caused by temperature fluctuations, and improve the safety of operation. The monitoring component 4 includes a movable plate 401, a pull rod 402, a block 403, a sub-rod 404, a discharge pipe 405, a discharge valve 406 and a temperature detector 407. The outer wall of the working box 1 is opened There is a sliding groove, and a movable plate 401 is symmetrically arranged inside the sliding groove. A accommodating bin for accommodating the movable plate 401 is opened on the inner wall of the sliding groove, and a pull rod 402 is arranged on the outer wall of the movable plate 401. A sub-rod 404 is relatively arranged on the outer side of the pull rod 402. A clamping block 403 is arranged on the outer wall of the pull rod 402. The pull rod 402 is clamped with the sub-rod 404 through the clamping block 403. A discharge pipe 405 is arranged below the sliding groove, and a discharge valve 406 is arranged on the outer wall of the discharge pipe 405. A temperature detector 407 is located at the outer end of the working box 1. The temperature detector 407 is used to sense the internal temperature change and give timely feedback. The model of the temperature detector 407 is YT312. Corresponding control measures are taken to prevent the probiotic strains from having adverse effects due to excessively high or low temperature, ensure that the probiotic strains grow and reproduce within a suitable temperature range, and improve the screening success rate and product quality.

[0025] When working, firstly, the solution input tube is docked and fixed with the docking ring 204, and the required screening solution is stably transmitted to the inside of the centrifugal turntable 201 through the transmission tube 203. After the solution is added to the centrifugal turntable 201, the sealing plate 301 is connected to the slider and slid along the inside of the slide 304 to seal the working box 1. Secondly, the sealing plate 301 is threadedly connected to the working box 1 using the locking bolt 302, which effectively maintains the sterile environment inside the working box 1 and prevents external microbial contamination and cross contamination between different working boxes 1. After the working box 1 is sealed, the driving motor 209 is preferentially started to connect the rotating rod 208 to drive the centrifugal turntable 201 to rotate. The centrifugal turntable 201 is used to contain The solution of probiotic strains is rotated for screening. The rotary centrifugal effect can use gravity to separate impurity particles or microorganisms suspended in the solution. Usually, heavier impurities will be thrown to the periphery of the centrifugal turntable 201, while lighter probiotic strains will be concentrated in the center or near the center of the centrifugal turntable 201. The impurities are thrown and deposited on the adsorption plate 206 on the inner wall of the centrifugal turntable 201, which is conducive to removing impurities from the solution to make it meet the requirements of production or research, and screen out probiotic strains with the ability to decompose alcohol. They have enzymes related to alcohol metabolism and can decompose alcohol into other substances to reduce the concentration of alcohol. They are suitable for the screening and purification of various probiotic strains.

[0026] When the centrifugal turntable 201 is in operation, the temperature detector 407 is used to sense the internal temperature change and timely feed it back to the control tube 308. The connecting line 307 is used to connect multiple groups of control tubes 308 to control the internal temperature, so as to ensure that the temperature of the probiotic strains remains stable during the screening process, adapt to the different temperature requirements of different strains, achieve high-precision temperature regulation, reduce the risk of strain damage or death caused by temperature fluctuations, and ensure that the probiotic strains grow and reproduce within a suitable temperature range. After the internal solution of the centrifugal turntable 201 is screened and separated, the electromagnetic valve 211 is used to control the discharge of the screened pure solution to ensure that only the pure solution that meets the screening criteria is discharged, prevent the contaminated or non-compliant solution from being discharged, and reduce the possible risk of cross contamination. The discharged solution is screened and filtered again by the biological semipermeable membrane 213 after being processed by the centrifugal turntable 201, and the target probiotic strains are further separated. At the same time, the pull rod 402 can be manually pulled to open the movable plate 401 to observe the internal filtering situation, and the discharge valve 406 is opened to discharge the screened solution from the discharge pipe 210 for standby use, so as to achieve stable screening of the probiotic strains.

[0027] Through the above steps, the solution containing the probiotic strains is rotated by driving the motor 209 in combination with the rotating rod 208 to connect the centrifugal turntable 201. The rotating centrifugal action can use gravity to separate the impurity particles or microorganisms suspended in the solution, and make them fall to the adsorption plate 206 on the inner wall of the centrifugal turntable 201, which is conducive to removing impurities from the solution, so that it meets the requirements of production or research, and screens out probiotic strains with the ability to decompose alcohol. The probiotic strains have enzymes related to alcohol metabolism and can decompose alcohol into other substances to reduce the concentration of alcohol. They are suitable for the screening and purification of various probiotic strains. The electromagnetic valve 211 is used to control the discharge of the pure solution after screening to ensure that only the pure solution that meets the screening criteria is discharged to prevent contamination or non-compliance The screening standard solution is discharged, reducing the possible risk of cross-contamination. The slider is connected to the sealing plate 301 and slides along the inside of the slide 304 to seal the working box 1, effectively maintaining the sterile environment inside the working box 1, preventing external microbial contamination and cross-contamination between different working boxes 1, and improving the overall sealing. At the same time, the temperature detector 407 senses the internal temperature changes and feeds back to the control tube 308 in time. The connecting line 307 is used to connect multiple groups of control tubes 308 to control the internal temperature, ensuring that the temperature of the probiotic strain remains stable during the screening process, adapting to the different temperature requirements of different strains, achieving high-precision temperature regulation, reducing the risk of strain damage or death caused by temperature fluctuations, and ensuring that the probiotic strain grows and reproduces within a suitable temperature range.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A screening device for functional probiotic strains, comprising a working box (1); characterized in that: The device also comprises a screening component (2), a sealing component (3) and a monitoring component (4); the screening component (2) for screening specific functional strains is installed inside the working box (1); the sealing component (3) for ensuring the cleanliness inside the device is conducive to the cultivation and screening of strains is installed at the upper end of the working box (1); the monitoring component (4) for real-time tracking and monitoring of strain screening and physiological status is installed at the outer end of the working box (1); the screening component (2) comprises a centrifugal turntable (201), a sealing cover (202), and a monitoring component (4) for real-time tracking and monitoring of strain screening and physiological status. 02), a transmission tube (203), a docking ring (204), a screw port (205), an adsorption plate (206), a separation plate (207), a rotating rod (208), a driving motor (209), a discharge tube (210), an electromagnetic valve (211), a nozzle (212) and a biological semipermeable membrane (213), wherein the biological semipermeable membrane (213) is located inside the working box (1), and a centrifugal turntable (201) is arranged above the biological semipermeable membrane (213), and the centrifugal turntable (201) and the biological semipermeable membrane (213) are connected to each other. A driving motor (209) is provided between the membrane (213), a rotating rod (208) is provided at one end of the driving motor (209), and the centrifugal turntable (201) rotates along the upper side of the biological semipermeable membrane (213) through the rotating rod (208); an adsorption plate (206) is provided on the inner wall of the centrifugal turntable (201), a separation plate (207) is provided inside the centrifugal turntable (201), a drainage groove is provided around the separation plate (207) and the centrifugal turntable (201), and the upper side of the centrifugal turntable (201) is provided with a suction plate (206). A sealing cover (202) is provided on the side, a screw thread (205) is provided between the sealing cover (202) and the centrifugal turntable (201), the sealing cover (202) is buckled with the centrifugal turntable (201) through the screw thread (205), a transmission pipe (203) is provided above the sealing cover (202), a rotary bearing is provided between the transmission pipe (203) and the sealing cover (202), the transmission pipe (203) passes through the working box (1) and extends to the outer end, and a docking ring (204) is provided at the end of the transmission pipe (203).

2. The screening device for functional probiotic strains according to claim 1, characterized in that: A discharge pipe (210) is symmetrically arranged at the lower end of the centrifugal turntable (201), an outer wall of the discharge pipe (210) is provided with an electromagnetic valve (211), and a nozzle (212) is arranged at one end of the discharge pipe (210) away from the centrifugal turntable (201).

3. The screening device for functional probiotic strains according to claim 2, characterized in that: The sealing assembly (3) comprises a sealing plate (301), a locking bolt (302), a slide plate (303), a slide frame (304), a sealing strip (305), a transmission block (306), a connecting line (307), a control tube (308) and a docking joint (309). A sealing plate (301) is arranged above the working box (1). The lower end of the sealing plate (301) is symmetrically provided with slide plates (303). The upper end of the working box (1) is provided with two sets of slide frames (304). The sealing plate (301) slides along the inside of the slide frame (304) through the slide plates (303). A locking bolt (302) is arranged at the upper corner of the sealing plate (301). The sealing plate (301) is threadedly connected to the working box (1) through the locking bolt (302). A sealing strip (305) is arranged on the inner wall of the sealing plate (301).

4. The screening device for functional probiotic strains according to claim 3, characterized in that: A plurality of transmission blocks (306) are arranged on the inner side of the sealing strip (305), a control tube (308) is arranged inside the transmission block (306), a connecting line (307) is arranged at one end of the transmission block (306) away from the control tube (308), the connecting line (307) passes through the sealing plate (301) and extends to the outer end, and a docking joint (309) is arranged at one end of the connecting line (307).

5. The screening device for functional probiotic strains according to claim 4, characterized in that: The monitoring component (4) includes a movable plate (401), a pull rod (402), a clamping block (403), a secondary rod (404), a discharge pipe (405), a discharge valve (406) and a temperature detector (407). A sliding groove is provided on the outer wall of the working box (1). The movable plate (401) is symmetrically provided inside the sliding groove. A storage bin for accommodating the movable plate (401) is provided on the inner wall of the sliding groove. A pull rod (402) is provided on the outer wall of the movable plate (401). A secondary rod (404) is provided on the outer side of the pull rod (402). A clamping block (403) is provided on the outer wall of the pull rod (402). The pull rod (402) is clamped with the secondary rod (404) through the clamping block (403). A discharge pipe (405) is provided below the sliding groove. A discharge valve (406) is provided on the outer wall of the discharge pipe (405). The temperature detector (407) is located at the outer end of the working box (1).

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