Monascus culture function cabinet

By using a pneumatically jacked humidification component and an air pump to circulate air, the problems of uneven humidification and high energy consumption in the red yeast culture device were solved, achieving uniform humidification, cooling, and oxygenation, thus improving fermentation efficiency.

CN224227024UActive Publication Date: 2026-05-12HANGZHOU DERUNQUAN BIOPHARMACEUTICAL CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HANGZHOU DERUNQUAN BIOPHARMACEUTICAL CO LTD
Filing Date
2025-06-05
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

In existing Monascus purpureus cultivation devices, the nozzles provide uneven humidification and require additional polarization motors for vibration and heat dissipation, resulting in uneven humidification and increased energy consumption.

Method used

A pneumatic lifting humidification component is used to lift the mixture and inject air containing moisture. Combined with an air pump and humidification component, uniform humidification and cooling are achieved. The air pump circulates air to remove heat and humidifies through an atomizer, avoiding vibration of the polarization motor.

Benefits of technology

This method achieves uniform humidification and cooling during the cultivation of Monascus purpureus, reduces water and energy consumption, improves oxygenation, and ensures sufficient contact of the mixture and fermentation efficiency.

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Abstract

The utility model relates to the technical field of monascus, in particular to a monascus culture function cabinet which comprises a cabinet body, a plurality of placing trays are installed in the cabinet body at equal intervals through sliding structures, and the placing trays are used for bearing mixtures of monascus strains and rice. The pneumatic jacking and humidifying assembly is arranged, so that a mixture of rice and monascus strains can be subjected to vibration loosening, ventilation cooling, humidification and oxygenation at the same time, and culture of the monascus and fermentation of the monascus on the rice can be accelerated; vibration, air adding, humidifying and oxygen adding are all carried out from the bottom of the mixture, so that air containing oxygen and moisture penetrates through the mixture through gaps generated by vibration and makes contact with the mixture more fully and evenly, cooling, humidifying and oxygen adding are more comprehensive and thorough, and compared with direct water spraying humidifying through a spray head, water consumption is lower, and energy consumption is lower. The lifting column is driven by air to lift, and the mixture can be vibrated without a polarization motor.
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Description

Technical Field

[0001] This utility model relates to the field of Monascus purpureus technology, and in particular to a Monascus purpureus culture cabinet. Background Technology

[0002] Monascus purpureus is a small filamentous fungus. Rice fermented with Monascus purpureus is called red yeast rice, also known in ancient times as Danqu, Chiqu, or Shenqu. It is commonly used as a food additive and in traditional medicine. The process of producing red yeast rice by cultivating Monascus purpureus on rice requires a fermentation device to ensure the cultivation of the fungus.

[0003] A red yeast rice fermentation device with publication number CN213977696U includes a sealed box. The sealed box has at least three horizontally arranged lining plates inside, which are equally spaced and vertically installed on both sides of the inner side wall of the sealed box. Vibration can accelerate the dissipation of heat generated by the red yeast rice during fermentation, improve the heat dissipation effect of the device, and prevent excessive temperature from affecting the fermentation process. The buffer seat at the bottom of the placement plate improves the buffering effect of the placement plate, prevents the red yeast rice from falling off due to vibration, and improves the practicality of the device.

[0004] However, humidifying by spraying water onto the surface of red yeast rice through nozzles results in uneven humidification for red yeast rice of different thicknesses at the top and bottom, and also requires an additional polarization motor for vibration and heat dissipation. Utility Model Content

[0005] The purpose of this invention is to address the shortcomings of existing technologies, such as spraying water onto the surface of red yeast rice through nozzles for humidification, resulting in uneven humidification for red yeast rice of different thicknesses, and the need for additional polarization motors for vibration and heat dissipation. Therefore, this invention proposes a red yeast rice cultivation cabinet.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] Design a red yeast rice cultivation cabinet, including a cabinet body, wherein a number of placement trays are equidistantly installed inside the cabinet body through a sliding structure, and the placement trays are used to hold a mixture of red yeast rice inoculum and rice;

[0008] The bottom of the placement tray is equipped with a pneumatic lifting and humidifying component, which is used to lift the vibrating mixture and inject air containing moisture into the mixture.

[0009] Furthermore, the pneumatic lifting humidification assembly includes several mounting holes at the bottom of the placement tray, as well as an air filling component and a humidification component located below the lowest placement tray. A lifting column is inserted into the mounting holes through a mounting structure. An air inlet is provided at the bottom of the lifting column, and an exhaust port communicating with the air inlet is provided on the upper outer wall of the lifting column. A top ring is provided at the top of the lifting column.

[0010] Furthermore, the gas filling assembly includes an air pump and a three-way valve that are fixedly installed outside the cabinet and connected by a pipe. An exhaust pipe is fixedly installed at the outlet of the air pump, and the upper end of the exhaust pipe passes through the cabinet and extends to the bottom of the placement tray. One air inlet of the three-way valve passes through the cabinet and extends to the top of the placement tray, and the other end of the three-way valve is fixedly connected to an oxygen cylinder.

[0011] Furthermore, the humidification component includes a water tank located at the bottom of the cabinet, and an annular float plate is floating on the water surface inside the water tank. The bottom of the annular float plate is fixedly connected to an installation plate located inside the annular float plate by a connecting rod, and an atomizer is fixedly installed on the top of the installation plate.

[0012] Furthermore, the installation structure includes a sleeve fitted onto the lifting column and a collar fixed onto the lifting column, with a placement plate fixedly connected to the top of the sleeve. The upper end face of the sleeve has an annular groove, and a spring and a collar are slidably arranged in the annular groove, with the upper and lower ends of the spring respectively abutting against the placement plate and the collar.

[0013] Furthermore, the sliding structure includes a pair of guide rails fixed on the inner walls of both sides of the cabinet and a pair of sliding grooves opened on the outer walls of both sides of the placement tray, and the pair of guide rails are slidably installed in the pair of sliding grooves.

[0014] The red yeast rice cultivation cabinet proposed in this utility model has the following advantages: by setting up a pneumatic lifting humidification component, it can simultaneously vibrate and loosen the mixture of rice and red yeast rice, ventilate and cool it, and humidify and oxygenate it, so as to accelerate the cultivation of red yeast rice and the fermentation of rice by red yeast rice. Moreover, the vibration, aeration, humidification and oxygenation are all carried out from the bottom of the mixture, so that the air containing oxygen and moisture can penetrate the mixture through the gaps generated by the vibration, and make more thorough and uniform contact with the mixture. The cooling, humidification and oxygenation are more comprehensive and thorough. In addition, it consumes less water than humidifying by spraying water directly through the nozzle. The lifting column is driven by air to lift and lower, and the mixture can be vibrated without the need for a polarization motor. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of this utility model;

[0016] Figure 2 This is a schematic diagram of the pneumatic lifting humidification component of this utility model;

[0017] Figure 3 This is a schematic diagram of the lifting column structure of this utility model;

[0018] Figure 4 This is a cross-sectional structural diagram of the present invention.

[0019] In the diagram: 1. Cabinet; 2. Sliding structure; 21. Guide rail; 22. Slide groove; 3. Placement tray; 4. Pneumatic lifting humidification component; 41. Mounting hole; 42. Lifting column; 43. Air inlet; 44. Exhaust outlet; 45. Top ring; 5. Gas filling component; 51. Air pump; 52. Three-way valve; 53. Exhaust pipe; 54. Oxygen tank; 6. Humidification component; 61. Water tank; 62. Annular float; 63. Mounting plate; 64. Atomizer; 7. Mounting structure; 71. Sleeve; 72. Collar; 73. Annular groove; 74. Spring. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0021] Reference Figure 1-4 As an embodiment of this utility model, a red yeast rice cultivation cabinet is disclosed, including a cabinet body 1. Several placement trays 3 are equidistantly installed inside the cabinet body 1 through a sliding structure 2, and the placement trays 3 are used to hold a mixture of red yeast rice inoculum and rice.

[0022] The bottom of the placement tray 3 is provided with a pneumatic lifting and humidifying component 4, which is used to lift the vibrating mixture and inject air containing moisture into the mixture.

[0023] The added air-driven pneumatic humidification component 4, which contains moisture and oxygen, is placed below the bottom tray 3. It intermittently lifts the mixture of red yeast rice and rice in the tray 3, causing it to vibrate and create gaps. At the same time, air containing moisture and oxygen is discharged from the bottom of the mixture and passes through the gaps in the mixture. The air that passes through the gaps carries away the heat of the mixture while humidifying and oxygenating the mixture through the water vapor and oxygen inside.

[0024] In some embodiments, the pneumatic lifting humidification assembly 4 includes a plurality of mounting holes 41 opened at the bottom of the placement plate 3 and an air filling assembly 5 and a humidification assembly 6 located below the lowest placement plate 3. A lifting column 42 is inserted into the mounting holes 41 through a mounting structure 7. An air inlet 43 is opened at the bottom of the lifting column 42. An exhaust hole 44 communicating with the air inlet 43 is on the upper outer wall of the lifting column 42. A top ring 45 is provided at the top of the lifting column 42.

[0025] Steam is intermittently injected into the lowermost plate 3 through the air filling component 5, and water mist is generated by the humidification component 6 and mixed into the air. The increased air pressure pushes the lifting column 42 upward, causing the top ring 45 to intermittently push the mixture upward, vibrating the mixture and creating gaps. When the lifting column 42 rises, the exhaust port 44 on its upper outer wall rises and disengages from the mounting hole 41, allowing air to enter the exhaust port 44 through the air inlet 43 and finally be discharged to the bottom of the mixture. The air penetrates the mixture through the gaps, bringing moisture and oxygen to the mixture and carrying away heat.

[0026] Furthermore, the gas filling assembly 5 includes an air pump 51 and a three-way valve 52 that are fixedly installed outside the cabinet 1 and connected by a pipe. An exhaust pipe 53 is fixedly installed at the outlet of the air pump 51, and the upper end of the exhaust pipe 53 passes through the cabinet 1 and extends to the bottom of the placement tray 3. One air inlet of the three-way valve 52 passes through the cabinet 1 and extends to the top of the placement tray 3, and the other end of the three-way valve 52 is fixedly connected to an oxygen cylinder 54.

[0027] Air pump 51 draws in air above the top placement tray 3 through three-way valve 52 and injects it into the area below the bottom placement tray 3 through exhaust pipe 53. This allows the air to flow upwards sequentially and pass through multiple layers of placement trays 3 and the mixture on them via air inlet 43 and exhaust 44 before finally re-entering the three-way valve 52. This allows the air to circulate and penetrate the mixture. By opening the three-way valve 52, oxygen in oxygen tank 54 is mixed with the air and pumped into cabinet 1 by air pump 51, increasing the oxygen content.

[0028] Furthermore, the humidification component 6 includes a water tank 61 located at the bottom of the cabinet 1, and an annular float plate 62 is floating on the water surface inside the water tank 61. The bottom of the annular float plate 62 is fixedly connected to an installation plate 63 located inside the annular float plate 62 by a connecting rod, and an atomizer 64 is fixedly installed on the top of the installation plate 63.

[0029] The annular float 62 floats on the water surface, ensuring that the bottom atomizer 64 is always submerged. Water enters the atomizer 64 and is atomized into water mist, which mixes with the air and then enters the air inlet 43, thereby increasing the moisture content of the air and humidifying the mixture.

[0030] It should be noted that the installation structure 7 includes a sleeve 71 sleeved on the lifting column 42 and a collar 72 fixed on the lifting column 42. The top of the sleeve 71 is fixedly connected to the placement plate 3. The upper end face of the sleeve 71 is provided with an annular groove 73. A spring 74 and a collar 72 are slidably provided in the annular groove 73. The upper and lower ends of the spring 74 abut against the placement plate 3 and the collar 72, respectively.

[0031] The collar 72 is located inside the ring groove 73 and below the placement plate 3, so that the collar 72 can only slide within the ring groove 73, preventing the lifting column 42 from excessively rising and falling off. At the same time, the spring 74 applies downward pressure to the collar 72, so that after the air pump 51 is turned off and the air circulation is stopped, the collar 72 drives the lifting column 42 to automatically descend and reset under the action of the spring 74.

[0032] Specifically, the sliding structure 2 includes a pair of guide rails 21 fixed on the inner walls of both sides of the cabinet 1 and a pair of sliding grooves 22 opened on the outer walls of both sides of the placement tray 3, and the pair of guide rails 21 are slidably installed in the pair of sliding grooves 22.

[0033] The placement tray 3 can be disassembled and assembled via a pair of guide rails 21 and a pair of sliding grooves 22. Before the rice is fermented into red yeast rice by cultivating red yeast, the placement tray 3 can be removed for feeding and unloading. After feeding and unloading are completed, the pair of guide rails 21 can be reinserted into the pair of sliding grooves 22 to complete the installation.

[0034] Working method: After removing the placement tray 3, placing the mixture in it, inserting the guide rail 21 into the slide groove 22, and reinstalling the placement tray 3, close the cabinet door of the cabinet 1, turn on the air pump 51 and the atomizer 64. The air pump 51 intermittently supplies air, causing the air to intermittently push the lifting column 42 upward and drive the top ring 45 to intermittently push the mixture upward, vibrating the mixture and creating gaps. At the same time, the exhaust hole 44 on the upper outer wall of the lifting column 42 rises and disengages from the mounting hole 41, allowing air to enter the exhaust hole 44 through the air inlet 43 and finally be discharged to the bottom of the mixture. The air penetrates the mixture through the gaps and carries away the heat.

[0035] The atomizer 64 atomizes water into water mist and mixes it with air, thereby increasing the moisture content of the air and humidifying the mixture. Opening the three-way valve 52 allows oxygen in the oxygen tank 54 to mix with the air through the three-way valve 52, increasing the oxygen content. This allows the air to humidify and oxygenate the mixture while carrying away heat, through the water mist and oxygen it contains.

[0036] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A red yeast rice culture cabinet, comprising a cabinet body (1), characterized in that: The cabinet (1) has several placement trays (3) installed at equal intervals through a sliding structure (2), and the placement trays (3) are used to hold a mixture of red yeast rice and rice. The bottom of the placement tray (3) is provided with a pneumatic lifting humidification component (4), which is used to lift the vibrating mixture and inject air containing moisture into the mixture.

2. The red yeast rice culture cabinet according to claim 1, characterized in that: The pneumatic lifting humidification assembly (4) includes several mounting holes (41) at the bottom of the placement plate (3) and an air filling assembly (5) and a humidification assembly (6) located below the lowest placement plate (3). A lifting column (42) is inserted into the mounting hole (41) through a mounting structure (7). An air inlet (43) is provided at the bottom of the lifting column (42). An exhaust hole (44) is connected to the air inlet (43) on the upper outer wall of the lifting column (42). A top ring (45) is provided at the top of the lifting column (42).

3. The red yeast rice culture cabinet according to claim 2, characterized in that: The gas filling assembly (5) includes an air pump (51) and a three-way valve (52) that are fixedly installed outside the cabinet (1) and connected by a pipe. An exhaust pipe (53) is fixedly installed at the outlet of the air pump (51), and the upper end of the exhaust pipe (53) passes through the cabinet (1) and extends to the bottom of the placement tray (3). One air inlet of the three-way valve (52) passes through the cabinet (1) and extends to the top of the placement tray (3), and the other end of the three-way valve (52) is fixedly connected to an oxygen cylinder (54).

4. The red yeast rice culture cabinet according to claim 2, characterized in that: The humidification component (6) includes a water tank (61) located at the bottom of the cabinet (1), and an annular float plate (62) is floating on the water surface inside the water tank (61). The bottom of the annular float plate (62) is fixedly connected to an installation plate (63) located inside the annular float plate (62) by a connecting rod, and an atomizer (64) is fixedly installed on the top of the installation plate (63).

5. The red yeast rice culture cabinet according to claim 2, characterized in that: The installation structure (7) includes a sleeve (71) sleeved on the lifting column (42) and a collar (72) fixed on the lifting column (42). The top of the sleeve (71) is fixedly connected to the placement plate (3). The upper end face of the sleeve (71) is provided with an annular groove (73). A spring (74) and a collar (72) are slidably provided in the annular groove (73). The upper and lower ends of the spring (74) abut against the placement plate (3) and the collar (72) respectively.

6. The red yeast rice culture cabinet according to claim 1, characterized in that: The sliding structure (2) includes a pair of guide rails (21) fixed on the inner walls of both sides of the cabinet (1) and a pair of slide grooves (22) opened on the outer walls of both sides of the placement tray (3), and the pair of guide rails (21) are slidably installed in the pair of slide grooves (22).