Pulse ultraviolet and ozone composite sterilization device for osmunda japonica thunb

By designing a sliding frame and vibration components to make the bracken trays sway left and right, combined with the combined sterilization of pulsed ultraviolet light and ozone water, the problem of uneven sterilization of bracken is solved, achieving efficient sterilization and treatment of ozone residue, thus improving the sterilization effect and environmental friendliness of bracken processing.

CN120982587APending Publication Date: 2025-11-21SHUCHENG SHENGGUI FOOD
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Patent Information

Application Number
CN202511151102.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-08-18
Publication Date
2025-11-21

AI Technical Summary

Technical Problem

Existing bracken processing equipment has problems during sterilization due to the long and curled shape of the bracken, resulting in uneven cleaning and ozone water sterilization, and the interior or overlapping areas becoming sterilization dead zones.

Method used

The design employs a sliding frame, bearing rod, sliding ring, rack, half gear, and vibration assembly to make the placement tray sway left and right. Combined with the combined sterilization of pulsed ultraviolet light and ozone water, ozone and water are mixed using a Venturi mixer, and the ozone water is subsequently treated through a water collection tank and UV lamp.

Benefits of technology

This method achieves uniform contact between the bracken fern and ozone water and pulsed ultraviolet light, improving the sterilization effect. Furthermore, by treating the ozone water, residue is avoided, ensuring both sterilization effectiveness and environmental friendliness.

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Abstract

The invention discloses a pulse ultraviolet and ozone composite sterilization device for osmunda japonica thunb, and relates to the technical field of osmunda japonica thunb processing. To solve the problem; the device specifically comprises a box body, multiple sets of bearing rods are fixed to the inner wall of the box body, the outer walls of the bearing rods are in sliding fit with the same sliding frame, a containing disc is arranged on the inner wall of the top end of the sliding frame, a vibration assembly for supporting the containing disc is arranged on the inner wall of the sliding frame, a driving cavity is formed in the box body, and a sliding ring is transversely in sliding fit with the inner wall of the driving cavity; two racks are oppositely fixed to the inner wall of the sliding ring, a half gear is rotationally connected to the inner wall of the driving cavity, a linkage rod is fixedly connected to the outer wall of the top of the sliding ring, and a sliding cavity in sliding fit with the linkage rod is formed in the box body. By arranging the sliding frame, the bearing rod, the sliding ring, the rack, the half gear, the linkage rod and the vibration assembly, during sterilization, the position of the placement disc is continuously changed while the placement disc shakes left and right, ozone water and pulse ultraviolet rays can be in uniform contact with osmunda japonica thunb, and the sterilization effect is improved.
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Description

Technical Field

[0001] This invention relates to the field of bracken processing technology, and in particular to a pulsed ultraviolet ozone composite sterilization device for bracken. Background Technology

[0002] Bracken fern is the tender stem of the newly emerged purple bracken plant. It is very nutritious. In order to store bracken fern for a long time, it will be processed, and sterilization is required during processing.

[0003] A search revealed a Chinese patent with publication number CN215189140U, which discloses a vegetable processing sterilization device, including a sterilization box. The sterilization box has an installation cavity and a sterilization cavity arranged sequentially from bottom to top. This patent makes sterilization more uniform and thorough by rotating the placement mechanism at a uniform speed. The vegetable processing sterilization device in the aforementioned patent has the following shortcomings: the ferns are long and curled, and they are easy to pile up and entangle on the placement sieve. Rotation and spraying may not be able to effectively penetrate the interior, resulting in uneven cleaning and ozone water sterilization, and the interior or overlapping areas become sterilization dead corners. Summary of the Invention

[0004] The purpose of this invention is to address the shortcomings of existing technologies by proposing a pulsed ultraviolet ozone composite sterilization device for bracken fern.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: A pulsed ultraviolet ozone composite sterilization device for bracken includes a housing. Multiple sets of support rods are fixed to the inner wall of the housing. Each set of support rods includes two parallel support rods. A sliding frame is slidably fitted to the outer wall of each set of support rods. A placement plate is provided on the inner wall of the top of the sliding frame. A vibration component supporting the placement plate is provided on the inner wall of the sliding frame. A drive chamber is provided inside the housing. A sliding ring is slidably fitted to the inner wall of the drive chamber. Two racks are fixedly fitted to the inner wall of the sliding ring. A half-gear is rotatably connected to the inner wall of the drive chamber. The half-gear meshes with the racks. A motor that drives the half-gear is installed inside the drive chamber. A linkage rod is fixedly connected to the outer wall of the top of the sliding ring. A sliding cavity is provided inside the housing to slidably engage with the linkage rod. The side wall of the linkage rod is fixedly connected to the sliding frame.

[0006] As a further aspect of the present invention: the vibration assembly includes a hollow plate and a cavity. The hollow plate is slidably fitted to the inner wall of the sliding frame. Cavities are provided at both ends of the sliding frame. Multiple sliding rods are fixed to the bottom outer wall of the hollow plate. The sliding rods are vertically slidably fitted to the inner wall of the cavity. A spring is sleeved on the outer wall of the sliding rod. The two ends of the spring are fixedly connected to the inner wall of the cavity and the outer wall of the sliding rod, respectively.

[0007] As a further embodiment of the present invention: the placement tray is located on the top outer wall of the hollow plate, and both ends of the placement tray are threaded with connecting screws. The bottom end of the connecting screws is threadedly connected to the hollow plate. The bottom outer wall of the placement tray is provided with a drainage hole, and a vibration motor is installed on the bottom outer wall of the hollow plate.

[0008] As a further aspect of the present invention: the inner wall of the box is provided with multiple pulsed ultraviolet lamps located above the side of the placement tray, the bottom of the box is connected to a drain pipe connected to an external pipeline, the outer wall of the box is equipped with an ozone generator and a water pump, and the top outer wall of the box is provided with a temporary storage cavity.

[0009] As a further aspect of the present invention: a Venturi mixer is provided on one side of the temporary storage chamber, and the temporary storage chamber is connected to the side suction port of the Venturi mixer through a proportional solenoid valve.

[0010] As a further aspect of the present invention: the output end of the water pump is connected to the inlet of the Venturi mixer through a pipe, the input end of the water pump is connected to an external water supply mechanism, and the outlet end of the ozone generator is connected to a temporary storage chamber.

[0011] As a further aspect of the present invention: the inner wall of the box is provided with a plurality of water spray pipes located above the placement tray, and the bottom outer wall of the water spray pipes is equipped with a plurality of fan-shaped nozzles facing the placement tray.

[0012] As a further aspect of the present invention: the outlet of the Venturi mixer is connected to multiple water spray pipes via a pipeline, and an ozone concentration sensor is installed at the connection point between the Venturi mixer and the water spray pipes.

[0013] As a further aspect of the present invention: a water collection hopper is provided on the inner wall of the bottom of the box, and a processing chamber is provided at the bottom of the box, with the top of the processing chamber communicating with the water collection hopper.

[0014] As a further aspect of the present invention: a UV lamp is provided on the inner wall of the top of the processing chamber, the drain pipe is connected to one end of the processing chamber, and a drain valve is provided at the connection between the drain pipe and the processing chamber.

[0015] The beneficial effects of this invention are as follows: 1. The present invention, by setting up a sliding frame, a bearing rod, a sliding ring, a rack, a half gear, a linkage rod and a vibration component, causes the placement tray to shake left and right and continuously change position during sterilization, so that ozone water and pulsed ultraviolet light can come into uniform contact with the bracken, thereby improving the sterilization effect.

[0016] 2. In this invention, by incorporating pulsed ultraviolet lamps, pulsed ultraviolet sterilization is performed after ozone sterilization, resulting in a better combined sterilization effect.

[0017] 3. The present invention, by providing a temporary storage chamber, a Venturi mixer and a proportional solenoid valve, utilizes the inherent characteristics of the Venturi mixer to fully mix ozone and water, and can control the ozone concentration used for sterilization.

[0018] 4. The present invention treats the discharged ozone water by setting up a water collection tank, a treatment chamber and a UV lamp, so as to avoid ozone residue being discharged directly. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the structure of a pulsed ultraviolet ozone composite sterilization device for bracken fern proposed in this invention; Figure 2 This is a schematic diagram of the internal structure of a pulsed ultraviolet ozone composite sterilization device for bracken fern proposed in this invention; Figure 3 This is a partial structural schematic diagram of a pulsed ultraviolet ozone composite sterilization device for bracken fern proposed in this invention; Figure 4 This is a schematic diagram of the transmission structure of the sliding ring and half gear of the pulsed ultraviolet ozone composite sterilization device for bracken fern proposed in this invention. Figure 5 This is a side view of a pulsed ultraviolet ozone composite sterilization device for bracken fern proposed in this invention; Figure 6 This is a side cross-sectional view of a pulsed ultraviolet ozone composite sterilization device for bracken fern proposed in this invention.

[0020] In the diagram: 1. Box body; 2. Box door; 3. Placement tray; 4. Sliding frame; 5. Support rod; 6. Vibration motor; 7. Perforated plate; 8. Cavity; 9. Sliding rod; 10. Spring; 11. Connecting screw; 12. Sliding ring; 13. Rack; 14. Half gear; 15. Linkage rod; 16. Ozone generator; 17. Temporary storage chamber; 18. Water pump; 19. Venturi mixer; 20. Proportional solenoid valve; 21. Pulsed ultraviolet lamp; 22. Water spray pipe; 23. Water collection hopper; 24. Treatment chamber; 25. Drain pipe. Detailed Implementation

[0021] The technical solution of the present invention will be further described in detail below with reference to specific embodiments.

[0022] Embodiments of the present invention are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and should not be construed as limiting the present invention.

[0023] Example 1: A pulsed ultraviolet ozone composite sterilization device for bracken fern, such as Figures 1 to 6 As shown, the device includes a housing 1. Multiple sets of support rods 5 are fixed to the inner wall of the housing 1. Each set of support rods 5 includes two parallel support rods 5. A sliding frame 4 is slidably fitted to the outer wall of each set of support rods 5. A placement plate 3 is provided on the inner wall of the top of the sliding frame 4. A vibration assembly supporting the placement plate 3 is provided on the inner wall of the sliding frame 4. A drive chamber is provided inside the housing 1. A sliding ring 12 is slidably fitted to the inner wall of the drive chamber. Two racks 13 are fixedly fitted to the inner wall of the sliding ring 12. A half-gear 14 is rotatably connected to the inner wall of the drive chamber. The half-gear 14 meshes with the racks 13. A motor that drives the half-gear 14 to rotate is installed inside the drive chamber. A linkage rod 15 is fixedly connected to the outer wall of the top of the sliding ring 12. A sliding cavity that slidably fits with the linkage rod 15 is opened inside the housing 1. The side wall of the linkage rod 15 is fixedly connected to the sliding frame 4.

[0024] The vibration assembly includes a perforated plate 7 and a cavity 8. The perforated plate 7 is slidably fitted to the inner wall of the sliding frame 4. The sliding frame 4 has cavities 8 at both ends. Multiple sliding rods 9 are fixed to the bottom outer wall of the perforated plate 7. The sliding rods 9 are vertically slidably fitted to the inner wall of the cavity 8. Springs 10 are sleeved on the outer wall of the sliding rods 9. The two ends of the springs 10 are fixedly connected to the inner wall of the cavity 8 and the outer wall of the sliding rods 9, respectively. The placement plate 3 is located on the top outer wall of the perforated plate 7. Both ends of the placement plate 3 are threaded with connecting screws 11. The bottom end of the connecting screws 11 is threaded to the perforated plate 7. The bottom outer wall of the placement plate 3 is provided with a drainage hole. A vibration motor 6 is installed on the bottom outer wall of the perforated plate 7.

[0025] The inner wall of the housing 1 is equipped with multiple pulsed ultraviolet lamps 21 located above the side of the placement tray 3. An ozone generator 16 and a water pump 18 are installed on the outer wall of the housing 1. A temporary storage chamber 17 is located on the top outer wall of the housing 1. A Venturi mixer 19 is installed on one side of the temporary storage chamber 17. The temporary storage chamber 17 is connected to the side suction port of the Venturi mixer 19 via a proportional solenoid valve 20. The output end of the water pump 18 is connected to the inlet of the Venturi mixer 19 via a pipe, and the input end of the water pump 18 is connected to an external power supply. The water system is connected, the outlet of the ozone generator 16 is connected to the temporary storage chamber 17, the inner wall of the box 1 is provided with multiple water spray pipes 22 located above the placement plate 3, the bottom outer wall of the water spray pipes 22 is equipped with multiple fan-shaped nozzles facing the placement plate 3, the outlet of the Venturi mixer 19 is connected to the multiple water spray pipes 22 through a pipe, and an ozone concentration sensor is provided at the connection between the Venturi mixer 19 and the water spray pipes 22, and the bottom of the box 1 is connected to a drain pipe 25 that is connected to an external pipe.

[0026] This device also includes a control module that is electrically connected to the vibratory motor 6, water pump 18, venturi mixer 19, proportional solenoid valve 20, pulsed ultraviolet lamp 21 and motor. The control module is a mature existing technology, so it will not be described in detail here.

[0027] In this embodiment, the bracken is evenly spread in the placement tray 3, and the placement tray 3 is fixed to the perforated plate 7 by the connecting screw 11. The box door 2 is closed, and the ozone generator 16 generates ozone, which is temporarily stored in the storage chamber 17. The water pump 18 delivers external water to the Venturi mixer 19. Because the water in the Venturi mixer 19 itself draws the ozone in the storage chamber 17 into the Venturi mixer 19 for mixing, the proportional solenoid valve 20 can control the flow rate of ozone entering the Venturi mixer 19 to mix with the water, and adjust the ozone concentration used for sterilization. The mixed ozone water is input into the spray pipe 22 through the pipe and evenly sprayed onto the bracken in the placement tray 3 through the fan-shaped nozzle. At the same time, the motor drives the half gear 14 to rotate, through the half... The gear 14 meshes with the rack 13, driving the sliding ring 12 to move back and forth. Through the linkage rod 15, the sliding frame 4 moves back and forth along the bearing rod 5. The vibration motor 6 drives the perforated plate 7 to vibrate slightly. The sliding rod 9 guides the perforated plate 7, causing the bracken in the placement tray 3 to move back and forth while vibrating slightly, causing the bracken to constantly change position. Ozone water can penetrate into the accumulated bracken and come into uniform contact with it, improving the sterilization effect. After contacting the bracken, the ozone water falls under gravity and is discharged from the drain pipe 25. After ozone sterilization, the pulse ultraviolet lamp 21 works to sterilize the bracken with pulse ultraviolet light. The combined sterilization of ozone and pulse ultraviolet light has a better sterilization effect. Then, the pulse ultraviolet lamp 21 is turned off, the box door 2 is opened, and the sterilized bracken is taken out.

[0028] By incorporating a sliding frame 4, a bearing rod 5, a sliding ring 12, a rack 13, a half gear 14, a linkage rod 15, and a vibration assembly, the placement tray 3 is made to sway left and right while its position changes continuously during sterilization. This allows ozone water and pulsed ultraviolet light to come into uniform contact with the bracken, improving the sterilization effect.

[0029] By incorporating a pulsed ultraviolet lamp 21, pulsed ultraviolet sterilization is performed after ozone sterilization, resulting in a better combined sterilization effect.

[0030] By incorporating a temporary storage chamber 17, a Venturi mixer 19, and a proportional solenoid valve 20, the inherent characteristics of the Venturi mixer 19 are utilized to ensure thorough mixing of ozone and water, and the concentration of ozone used for sterilization can be controlled.

[0031] Example 2: A pulsed ultraviolet ozone composite sterilization device for bracken fern, such as Figure 2 and Figure 6As shown, in order to solve the ozone pollution problem, this embodiment makes the following improvements based on embodiment 1: a water collection hopper 23 is provided on the inner wall of the bottom of the box 1, a treatment chamber 24 is provided at the bottom of the box 1, the top of the treatment chamber 24 is connected to the water collection hopper 23, a UV lamp is provided on the inner wall of the top of the treatment chamber 24, a drain pipe 25 is connected to one end of the treatment chamber 24, and a drain valve is provided at the connection between the drain pipe 25 and the treatment chamber 24.

[0032] In this embodiment, ozone water is collected through the water collection tank 23 and then enters the treatment chamber 24. The ozone water is irradiated by a UV lamp to promote ozone decomposition. Then the drain valve is opened and the water is discharged from the drain pipe 25 to avoid ozone residue.

[0033] The ozone water is treated by a water collection tank 23, a treatment chamber 24, and a UV lamp to prevent ozone residue from being discharged directly.

[0034] The above description is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in the present invention, based on the technical solution and inventive concept of the present invention, should be covered within the scope of protection of the present invention.

Claims

1. A pulsed ultraviolet ozone composite sterilization device for iridescence, comprising a box (1), characterized in that, The inner wall of the box (1) is fixed with multiple sets of bearing rods (5). Each set of bearing rods (5) includes two parallel bearing rods (5). The outer wall of each set of bearing rods (5) is slidably fitted with the same sliding frame (4). The inner wall of the top of the sliding frame (4) is provided with a placement plate (3). The inner wall of the sliding frame (4) is provided with a vibration component that supports the placement plate (3). The box (1) is provided with a drive cavity. The inner wall of the drive cavity is slidably fitted with a sliding ring (12). The inner wall of the sliding ring (12) is fixed with two racks (13). The inner wall of the drive cavity is rotatably connected with a half gear (14). The half gear (14) and the rack (13) are meshed in transmission. The drive cavity is equipped with a motor that drives the half gear (14) to rotate. The outer wall of the top of the sliding ring (12) is fixedly connected with a linkage rod (15). The box (1) is provided with a sliding cavity that slidably fits with the linkage rod (15). The side wall of the linkage rod (15) is fixedly connected to the sliding frame (4).

2. The device according to claim 1, wherein the device is characterized by: The vibration assembly includes a perforated plate (7) and a cavity (8). The perforated plate (7) is slidably fitted to the inner wall of the sliding frame (4). The sliding frame (4) has cavities (8) at both ends. Multiple sliding rods (9) are fixed to the bottom outer wall of the perforated plate (7). The sliding rods (9) are vertically slidably fitted to the inner wall of the cavity (8). A spring (10) is sleeved on the outer wall of the sliding rod (9). The two ends of the spring (10) are fixedly connected to the inner wall of the cavity (8) and the outer wall of the sliding rod (9), respectively.

3. The device according to claim 2, wherein the device is characterized by: The placement plate (3) is located on the top outer wall of the hollow plate (7). Both ends of the placement plate (3) are threaded with connecting screws (11). The bottom end of the connecting screws (11) is threaded with the hollow plate (7). The bottom outer wall of the placement plate (3) is provided with a water leakage hole. The bottom outer wall of the hollow plate (7) is equipped with a vibration motor (6).

4. The device according to claim 1, wherein the device is characterized by: The inner wall of the box (1) is provided with multiple pulsed ultraviolet lamps (21) located above the side of the placement tray (3). The bottom of the box (1) is connected to a drain pipe (25) that is connected to an external pipe. An ozone generator (16) and a water pump (18) are installed on the outer wall of the box (1). A temporary storage cavity (17) is provided on the top outer wall of the box (1).

5. The device according to claim 4, wherein the device is characterized by: A Venturi mixer (19) is provided on one side of the temporary storage chamber (17), and the temporary storage chamber (17) is connected to the side suction port of the Venturi mixer (19) through a proportional solenoid valve (20).

6. The pulsed ultraviolet ozone composite sterilization device for the alocasia cucullata according to claim 5, characterized in that, The output end of the water pump (18) is connected to the inlet of the Venturi mixer (19) through a pipe, the input end of the water pump (18) is connected to the external water supply mechanism, and the outlet end of the ozone generator (16) is connected to the temporary storage chamber (17).

7. The pulsed ultraviolet ozone composite sterilization device of the Acorus calamus of claim 5, characterized in that, The inner wall of the box (1) is provided with multiple water spray pipes (22) located above the placement plate (3), and the bottom outer wall of the water spray pipes (22) is equipped with multiple fan-shaped nozzles facing the placement plate (3).

8. The pulsed ultraviolet ozone composite sterilization device for the alocasia macrorrhiza of claim 7, characterized in that, The outlet of the Venturi mixer (19) is connected to multiple water spray pipes (22) through a pipe, and an ozone concentration sensor is installed at the connection between the Venturi mixer (19) and the water spray pipes (22).

9. The device according to claim 4, wherein the device is characterized by the following features: The bottom inner wall of the box (1) is provided with a water collection hopper (23), and the bottom end of the box (1) is provided with a processing chamber (24). The top end of the processing chamber (24) is connected to the water collection hopper (23).

10. The pulsed ultraviolet ozone composite sterilization device for bracken fern according to claim 9, characterized in that, A UV lamp is provided on the top inner wall of the processing chamber (24), and the drain pipe (25) is connected to one end of the processing chamber (24), and a drain valve is provided at the connection between the drain pipe (25) and the processing chamber (24).

Citation Information

Patent Citations

  • Vegetable processing sterilization device

    CN215189140U