CN219648201U - Ultraviolet lamp-based preventive type flexible net cage cleaning robot - Google Patents

Ultraviolet lamp-based preventive type flexible net cage cleaning robot Download PDF

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Publication number
CN219648201U
CN219648201U CN202320300054.4U CN202320300054U CN219648201U CN 219648201 U CN219648201 U CN 219648201U CN 202320300054 U CN202320300054 U CN 202320300054U CN 219648201 U CN219648201 U CN 219648201U
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China
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ultraviolet
water
lamp
cleaning robot
main control
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CN202320300054.4U
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Chinese (zh)
Inventor
杨瑞
关清
陈雍
刘忧乐
王寅亮
宋大雷
黄六一
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Ocean University of China
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Ocean University of China
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Physical Water Treatments (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

The utility model discloses a preventive type flexible net cage cleaning robot based on ultraviolet lamps, which comprises a main body frame, wherein a water pump, an underwater propeller and a main control cabin are arranged on the main body frame, a main control module and a communication module are arranged in the main control cabin, the main control module controls the operation of the water pump and the underwater propeller, controls the switch of ultraviolet double-wave lamp beads below, and is communicated with an upper computer through the communication module, an ellipsoidal water bag is arranged on the top of the main body frame, a plurality of ultraviolet double-wave lamp beads are arranged on the ellipsoidal water bag, a water valve for water inlet and outlet is arranged on the ellipsoidal water bag, the water valve is connected with the water pump through a water pipe, and a power supply module supplies power for the cleaning robot through a cable. According to the cleaning robot disclosed by the utility model, a preventive cleaning mode based on ultraviolet lamps is adopted, ultraviolet radiation sterilization is carried out on the net surface attached organisms when the net surface attached organisms are not mature and have weak adhesive force, so that periodic cleaning can be efficiently finished, and the cleaning efficiency is improved.

Description

Ultraviolet lamp-based preventive type flexible net cage cleaning robot
Technical Field
The utility model belongs to the field of cage cleaning robots, and particularly relates to a preventive flexible cage cleaning robot based on ultraviolet lamps.
Background
The existing method for cleaning the net cage and the net clothes is mainly divided into three types of manual cleaning, biological cleaning and mechanical cleaning, wherein the mechanical cleaning has higher efficiency and better cleaning effect. The existing mechanical cleaning equipment for the net cage at home and abroad is mainly divided into two types of physical friction brushing devices and high-pressure water flow cleaning devices according to the cleaning mode.
The physical friction brushing device mainly cleans a hairbrush, the principle is that a control system and a motion module enable the hairbrush to be attached to a net and generate relative motion so as to brush off attachments, and the technical defect is that: (1) The netting is easy to damage, and the hairbrush is easy to damage the surface of the netting due to continuous friction of the netting; (2) The maintenance is time-consuming and labor-consuming, the hairbrush is easy to adsorb impurities, the hairbrush needs to be cleaned regularly, the cleaning difficulty is high, and the scrapping of the hairbrush is easy to be caused by improper cleaning; (3) The brush is difficult to ensure to be closely attached to the netting, the cleaning effect is influenced, the netting is easy to deform in the process of attaching the netting, and the cleaning effect is poor due to the fact that part of the area is separated from contact with the brush.
The high-pressure water flow cleaning device mainly utilizes a high-pressure pump and a nozzle to spray high-speed water flow to wash the net cage, so that attachments on the surface of the net cage fall off under the action of water flow impact force, and the defects are that: (1) The cleaning efficiency is unstable, and the recoil force generated by the high-pressure water flow makes the cleaning device far away from the netting, so that the cleaning efficiency is reduced; (2) The netting is easy to damage, and the netting is easy to deform or even corrode under the impact of strong fluid, so that unnecessary cost consumption is caused; (3) Influence the underwater sound environment, and a great deal of noise is generated in the running process of the high-pressure water jet equipment, so that the impact is caused on underwater organisms.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an intelligent net cage cleaning robot which can flexibly attach to a deep-open sea culture net cage to perform preventive ultraviolet disinfection.
The utility model adopts the following technical scheme:
in a preventive flexible cage cleaning robot based on ultraviolet lamps, the improvement comprising: the water pump is arranged on the main body frame, the main control module and the communication module are arranged in the main control cabin, the main control module controls the operation of the water pump and the underwater propeller, controls the switch of the ultraviolet double-wave lamp beads below, and communicates with the upper computer through the communication module, an ellipsoidal water bag is arranged at the top of the main body frame, a plurality of ultraviolet double-wave lamp beads are arranged on the ellipsoidal water bag, a water valve for water inlet and outlet is arranged on the ellipsoidal water bag, the water valve is connected with the water pump through a water pipe, and the power supply module supplies power for the cleaning robot through a cable.
Furthermore, a steering engine is also arranged on the main body frame, an underwater camera is arranged on the steering engine, and the steering engine and the underwater camera are electrically connected with the main control module; the main control module controls the operation of the water pump through the relay and controls the switch of the ultraviolet double-wave lamp beads through the relay.
Further, the main body frame comprises a bottom plate and a top plate, the bottom plate and the top plate are connected through two opposite main side plates, and two opposite top side plates are vertically arranged on the top plate; the bottom plate, the top plate and the main side plates are connected in a riveting mode, the two top side plates respectively lean against the two main side plates, one side of each corner brace is fixed on the top plate through bolts, and the other side of each corner brace is used for fixing the top side plates and the main side plates together through bolts.
Further, the number of the underwater propellers is eight, four of the underwater propellers are transverse propellers and are arranged between the bottom plate and the top plate, four of the underwater propellers are vertical propellers, and two underwater propellers are respectively arranged on the outer sides of the two main side plates.
Further, the main control cabin is a cylinder and is connected with the top plate through two fixed semicircular rings, and sealing and waterproof treatment is carried out at the end cover; the cable distributing device further comprises two distributing cabins, one of the distributing cabins is fixed at the bottom of the top plate, the other distributing cabin is fixed at the top of the bottom plate, and the cable is distributed in the distributing cabins.
Further, the main control module consists of a PIXHAWK autopilot and a raspberry pie; the communication module consists of a pair of power carriers, wherein one power carrier is electrically connected with the main control module in the main control cabin, and the other power carrier is electrically connected with the upper computer; the power supply module consists of a 220V-to-24V voltage-stabilized power supply and a voltage-reducing module, and supplies power to the cleaning robot through a cable after the power supply module takes power from an external power supply.
Further, the ultraviolet double-wave lamp beads are 20, 12 of the ultraviolet double-wave lamp beads are UVA lamp beads, 8 of the ultraviolet double-wave lamp beads are UVC lamp beads, 4 common-edge hexagonal lamp groups are formed, 12 UVA lamp beads are located on the periphery of the lamp groups, 8 UVC lamp beads are located in the lamp groups, 1 branching device is arranged in the center of each of the 4 common-edge hexagonal lamp beads, 7 wiring holes are formed in the branching device, 5 of the ultraviolet double-wave lamp beads are wiring holes corresponding to the positions of the ultraviolet double-wave lamp beads in the common-edge hexagonal lamp beads, two of the ultraviolet double-wave lamp beads are total wiring holes corresponding to the inflow and outflow directions of current and the power supply positions of the lamp groups, AB glue is poured into the branching device for waterproof fixation after wiring is completed, and Kafute sealant is smeared on the top surface of the AB glue for secondary waterproof sealing after the AB glue is solidified.
Further, still include a plurality of silica gel lamp covers, set up the sucking disc formula base in the bottom of silica gel lamp cover, the surface at the ellipsoid water pocket is fixed to the bottom of sucking disc formula base, fluting at the top of silica gel lamp cover and open at the cell wall, the ultraviolet ray duplex lamp pearl is installed in the inslot and is walked the line through the cell wall trompil, set up draw-in groove and semicircular opening at the notch, the one end embedding draw-in groove of ETFE membrane, the other end inserts semicircular opening in, squeeze into AB glue and smear the sealing of kafute in foretell cell wall trompil and draw-in groove import and carry out waterproof seal.
Further, two water valves are symmetrically arranged on two sides of the long axis of the horizontal elliptical surface in the middle of the ellipsoidal water sac respectively and are fixed in the limiting holes of the adjacent top side plate; the two water pumps are respectively connected with the two water valves through water pipes.
In a method of operation for a cleaning robot as described above, the improvement comprising: the upper computer sends an instruction to the main control module through the communication module, and the main control module transmits data to the upper computer through the communication module; the main control module controls the operation of the underwater propeller so that the cleaning robot moves to a target area; the main control module adjusts the water quantity in the ellipsoidal water bag and changes the bulge shape of the ellipsoidal water bag by controlling the operation of the water pump so that the ellipsoidal water bag is attached to the net of the net cage; the main control module controls the switch of the ultraviolet double-wave lamp bead.
The beneficial effects of the utility model are as follows:
according to the cleaning robot disclosed by the utility model, a preventive cleaning mode based on ultraviolet lamps is adopted, ultraviolet radiation sterilization is carried out on the net surface attached organisms when the net surface attached organisms are immature and have weak adhesive force, so that periodic cleaning can be efficiently finished, and the cleaning efficiency is improved; the flexible ellipsoidal water bag is matched with the ultraviolet double-wave lamp beads to carry out lamination irradiation cleaning, so that the damage of the netting due to the impact of external force is avoided; by researching the ultraviolet irradiance and the absorption rate of net surface attached organisms to ultraviolet rays, 4 radiation lamp groups which are arranged in a common-edge hexagonal mode and a second-stage sink sucker type ultraviolet silica gel lamp shade are designed, so that the stability of the irradiation disinfection effect is ensured; real-time observation and control on the shore and the boat can be realized through an upper computer, and intelligent visualization of normal operation is ensured.
According to the cleaning robot disclosed by the utility model, the internal structure of microorganisms is damaged through ultraviolet irradiation, substances which harm the water environment cannot be generated in the disinfection process, the noise is low in operation, the influence on underwater organisms is avoided, and the cleaning process is environment-friendly and pollution-free. The structure is simple and stable, the material is economical and environment-friendly, and the cost is low.
The operation method disclosed by the utility model is matched with the cleaning robot, so that the operation efficiency of the cleaning robot can be improved, and the operation safety of the cleaning robot can be ensured.
Drawings
FIG. 1 is a schematic view of a structure of a disclosed cleaning robot;
FIG. 2 is a schematic distribution diagram of 4 co-edge hexagonal lamp sets in the disclosed cleaning robot;
FIG. 3 is a schematic diagram I of a cross-sectional structure of a silica gel lampshade in the cleaning robot disclosed by the utility model;
fig. 4 is a schematic sectional view II of a silica gel lamp cover in the cleaning robot according to the present utility model;
fig. 5 is a schematic top view of a silica gel lamp cover in the cleaning robot disclosed by the utility model.
Reference numerals: 1-bottom plate, 2-main side plate, 3-top plate, 4-angle sign indicating number, 5-water pipe, 6-top side plate, 7-water valve, 8-water pump, 9-common side hexagonal lamp group, 10-main control cabin, 11-fixed semicircle ring, 12-branch cabin, 13-ellipsoid water pocket, 14-underwater propeller, 15-UVA lamp pearl, 16-UVC lamp pearl, 17-branch device, 18-branch device, 19-branch device, 20-branch device, 21-branch wire hole, 22-total wire hole, 23-sucking disc type base, 24-groove, 25-groove wall trompil, 26-draw-in groove, 27-semicircle opening.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The embodiment 1 discloses a flexible net cage cleaning robot of prevention type based on ultraviolet lamp, as shown in fig. 1, including main body frame, install water pump 8 on main body frame, underwater propeller 14 and master control cabin 10, set up master control module and communication module in the master control cabin, master control module controls the operation of above-mentioned water pump and underwater propeller, the below-mentioned ultraviolet ray duplex lamp pearl of control switch, communicate with the host computer through communication module, install ellipsoid water pocket 13 at the top of main body frame, arrange a plurality of ultraviolet ray duplex lamp pearls on ellipsoid water pocket, set up water valve 7 of water inlet and outlet on ellipsoid water pocket, the water valve passes through water pipe 5 and is connected with above-mentioned water pump, make ellipsoid water pocket become the flexible working face that can adjust the degree of bulging at any time, power supply module passes through the cable and supplies power for cleaning robot.
The steering engine is also arranged on the main body frame, the underwater camera is arranged on the steering engine, the steering engine and the underwater camera are electrically connected with the main control module, and the underwater image can be transmitted back to the upper computer through the communication module; the main control module controls the operation of the water pump through the relay and controls the switch of the ultraviolet double-wave lamp beads through the relay.
The main body frame comprises a bottom plate 1 and a top plate 3, wherein the bottom plate and the top plate are connected through two opposite main side plates 2, and two opposite top side plates 6 are vertically arranged on the top plate; the bottom plate, the top plate and the main side plates are connected in a riveting mode, the two top side plates respectively lean against the two main side plates, one side of each corner brace 4 is fixed on the top plate through bolts, and the other side of each corner brace is used for fixing the top side plates and the main side plates together through bolts. The structure is simple and stable, and the arrangement is reasonable.
The underwater propellers are eight, four of the underwater propellers are transverse propellers and are arranged between the bottom plate and the top plate, four of the underwater propellers are vertical propellers, and two underwater propellers are respectively arranged on the outer sides of the two main side plates. The cleaning robot is guaranteed to have higher flexibility when moving underwater.
The main control cabin is a cylinder, is connected with the top plate through two fixed semicircular rings 11, and is subjected to sealing and waterproof treatment at the end cover; and two branching cabins 12, one of which is fixed at the bottom of the top plate and the other of which is fixed at the top of the bottom plate, are also included, and cables are branched in the branching cabins.
The main control module consists of a PIXHAWK autopilot and a raspberry pie, wherein the PIXHAWK autopilot is used as an open source, and a 32-bit STM32F427 with an FPU is integrated in the PIXHAWK autopilotThe M4 core, the 3-axis 16-bit gyroscope and the 3-axis 14-bit accelerometer also have overcurrent protection. The communication module consists of a pair of power carriers, whichOne power carrier is electrically connected with the main control module in the main control cabin, and the other power carrier is electrically connected with the upper computer, so that the two-way data transmission between the main control module and the upper computer is realized, and the upper computer can observe the underwater environment on the shore or on the boat in real time, control the movement of the cleaning robot, control the water pump to work and control the switch of the ultraviolet double-wave lamp beads. The power supply module is composed of a 220V-to-24V voltage-stabilized power supply and a voltage-reducing module, and the power supply module supplies power to the cleaning robot through a cable after taking power from an external power supply, so that power supply on shore or on a boat is realized, and the working time of the cleaning robot is ensured.
As shown in FIG. 2, the ultraviolet dual-wave lamp beads are 20, wherein 12 are UVA lamp beads 15 (wavelength 395-405mm, working voltage 5-7V, radiation power 60-150 mW), 8 are UVC lamp beads 16 (wavelength 260-280mm, working voltage 5-7V, radiation power 8-20 mW), 4 common-edge hexagonal lamp groups 9 are formed, 12 UVA lamp beads are located at the periphery of the lamp groups, 8 UVC lamp beads are located in the lamp groups, 1 branching device 17, 18, 19, 20 is arranged in the center of each of the 4 common-edge hexagonal lamp beads, 7 wiring holes are formed in each branching device, 5 are distribution wire holes 21, the positions of the branching device correspond to the positions of the ultraviolet dual-wave lamp beads in the common-edge hexagonal lamp beads, two are total wire holes 22, the directions of inflow and outflow of current and the positions of the total power supply of the lamp groups are corresponding to achieve accurate wiring, AB glue is poured into the AB glue for fixing after the wiring, and after the AB glue is solidified, a card glue is smeared on the top surface of the AB glue for secondary waterproof sealing, and the waterproof glue is subjected to practical stability and good waterproof performance test. Through actual net surface cleaning test, the irradiance of the lamp group and the net surface attachments under the ultraviolet double-wave lamp bead arrangement scheme are high in ultraviolet absorptivity, and preventive disinfection cleaning can be efficiently completed.
As shown in fig. 3-5, the ultraviolet lamp further comprises a plurality of silica gel lamp covers (two-stage sink groove suction cup type ultraviolet lamp covers), the bottom of the silica gel lamp covers is provided with a suction cup type base 23, the suction cup type base is of a double-head inner hollow structure, AB glue is respectively driven into two hollow parts, the bottom of the suction cup type base is fixed on the surface of an ellipsoidal water sac, a groove 24 is formed in the top of the silica gel lamp covers and a groove wall is formed in the groove, ultraviolet double-wave lamp beads are installed in the groove and pass through the groove wall and form a line through the groove wall, a clamping groove 26 and a semicircular opening 27 are formed in the groove opening, one end of an ETFE film is embedded into the clamping groove, the other end of the ETFE film is inserted into the semicircular opening, protection of the ultraviolet double-wave lamp beads is achieved, the AB glue is driven into the groove wall and the clamping groove inlet to be smeared with a Kavude sealant for waterproof sealing.
The two water valves are symmetrically arranged on two sides of the long axis of the horizontal elliptic surface in the middle of the ellipsoidal water sac respectively, and are filled and fixed in the limiting holes of the adjacent top side plate by AB glue, so that the stability is good after practical use testing; the two water pumps are respectively fixed on the two main side plates and are respectively connected with the two water valves through water pipes.
The embodiment also discloses an operation method which is suitable for the cleaning robot, wherein the upper computer sends an instruction to the main control module through the communication module, and the main control module transmits data to the upper computer through the communication module; the main control module controls the operation of the underwater propeller so that the cleaning robot moves to a target area; the main control module adjusts the water quantity (water filling and discharging) in the ellipsoidal water bag and changes the bulge shape of the ellipsoidal water bag by controlling the running (on-off and rotating speed) of the water pump, so that the ellipsoidal water bag is attached to the net cage and the net clothes with the optimal effect; the main control module controls the switch of the ultraviolet double-wave lamp beads to perform ultraviolet irradiation disinfection.

Claims (9)

1. Ultraviolet lamp-based preventive type flexible net cage cleaning robot is characterized in that: the water pump is arranged on the main body frame, the main control module and the communication module are arranged in the main control cabin, the main control module controls the operation of the water pump and the underwater propeller, controls the switch of the ultraviolet double-wave lamp beads below, and communicates with the upper computer through the communication module, an ellipsoidal water bag is arranged at the top of the main body frame, a plurality of ultraviolet double-wave lamp beads are arranged on the ellipsoidal water bag, a water valve for water inlet and outlet is arranged on the ellipsoidal water bag, the water valve is connected with the water pump through a water pipe, and the power supply module supplies power for the cleaning robot through a cable.
2. The ultraviolet lamp-based preventive flexible cage cleaning robot of claim 1, wherein: a steering engine is also arranged on the main body frame, an underwater camera is arranged on the steering engine, and the steering engine and the underwater camera are electrically connected with the main control module; the main control module controls the operation of the water pump through the relay and controls the switch of the ultraviolet double-wave lamp beads through the relay.
3. The ultraviolet lamp-based preventive flexible cage cleaning robot of claim 1, wherein: the main body frame comprises a bottom plate and a top plate, the bottom plate and the top plate are connected through two opposite main side plates, and two opposite top side plates are vertically arranged on the top plate; the bottom plate, the top plate and the main side plates are connected in a riveting mode, the two top side plates respectively lean against the two main side plates, one side of each corner brace is fixed on the top plate through bolts, and the other side of each corner brace is used for fixing the top side plates and the main side plates together through bolts.
4. The ultraviolet radiation based preventative flexible cage cleaning robot as recited in claim 3 wherein: the underwater propellers are eight, four of the underwater propellers are transverse propellers and are arranged between the bottom plate and the top plate, four of the underwater propellers are vertical propellers, and two underwater propellers are respectively arranged on the outer sides of the two main side plates.
5. The ultraviolet radiation based preventative flexible cage cleaning robot as recited in claim 3 wherein: the main control cabin is a cylinder, is connected with the top plate through two fixed semicircular rings, and is subjected to sealing and waterproof treatment at the end cover; the cable distributing device further comprises two distributing cabins, one of the distributing cabins is fixed at the bottom of the top plate, the other distributing cabin is fixed at the top of the bottom plate, and the cable is distributed in the distributing cabins.
6. The ultraviolet lamp-based preventive flexible cage cleaning robot of claim 1, wherein: the main control module consists of a PIXHAWK autopilot and a raspberry pie; the communication module consists of a pair of power carriers, wherein one power carrier is electrically connected with the main control module in the main control cabin, and the other power carrier is electrically connected with the upper computer; the power supply module consists of a 220V-to-24V voltage-stabilized power supply and a voltage-reducing module, and supplies power to the cleaning robot through a cable after the power supply module takes power from an external power supply.
7. The ultraviolet lamp-based preventive flexible cage cleaning robot of claim 1, wherein: the ultraviolet double-wave lamp beads are 20, 12 of the ultraviolet double-wave lamp beads are UVA lamp beads, 8 of the ultraviolet double-wave lamp beads are UVC lamp beads, 4 common-edge hexagonal lamp groups are formed, 12 UVA lamp beads are located on the periphery of the lamp groups, 8 UVC lamp beads are located in the lamp groups, 1 branching device is arranged in the center of each of the 4 common-edge hexagonal lamp beads, 7 wiring holes are formed in the branching device, 5 of the ultraviolet double-wave lamp beads are wiring holes corresponding to the positions of the common-edge hexagonal internal ultraviolet double-wave lamp beads, two of the ultraviolet double-wave lamp beads are total wiring holes corresponding to the inflow and outflow directions of current and the power supply positions of the lamp groups, AB glue is poured into the branching device for waterproof fixation after wiring is completed, and Kafute sealant is smeared on the top surface of the AB glue for secondary waterproof sealing after the AB glue is solidified.
8. The ultraviolet lamp-based preventive flexible cage cleaning robot of claim 1, wherein: still include a plurality of silica gel lamp covers, set up the sucking disc formula base in the bottom of silica gel lamp cover, the surface at the ellipsoid water pocket is fixed to the bottom of sucking disc formula base, fluting at the top of silica gel lamp cover and open pore at the cell wall, the line is walked in the cell wall trompil to the ultraviolet ray duplex lamp pearl installation in the inslot and through the cell wall opening, set up draw-in groove and semi-circular opening at the notch, the one end embedding draw-in groove of ETFE membrane, the other end inserts semi-circular opening in, squeeze into AB glue and smear the sealing adhesive of kafute in foretell cell wall opening and draw-in groove import and carry out waterproof seal.
9. The ultraviolet lamp-based preventive flexible cage cleaning robot of claim 1, wherein: the two water valves are symmetrically arranged on two sides of the long axis of the horizontal elliptical surface in the middle of the ellipsoidal water sac respectively and are fixed in the limiting holes of the adjacent top side plate; the two water pumps are respectively connected with the two water valves through water pipes.
CN202320300054.4U 2023-02-23 2023-02-23 Ultraviolet lamp-based preventive type flexible net cage cleaning robot Active CN219648201U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320300054.4U CN219648201U (en) 2023-02-23 2023-02-23 Ultraviolet lamp-based preventive type flexible net cage cleaning robot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320300054.4U CN219648201U (en) 2023-02-23 2023-02-23 Ultraviolet lamp-based preventive type flexible net cage cleaning robot

Publications (1)

Publication Number Publication Date
CN219648201U true CN219648201U (en) 2023-09-08

Family

ID=87857079

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320300054.4U Active CN219648201U (en) 2023-02-23 2023-02-23 Ultraviolet lamp-based preventive type flexible net cage cleaning robot

Country Status (1)

Country Link
CN (1) CN219648201U (en)

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