Novel intelligent charging device for harbor shore power and use method of novel intelligent charging device

Abstract

The invention discloses a novel intelligent charging device for port shore power and a using method thereof.The novel intelligent charging device comprises a mobile charging mechanism, the mobile charging mechanism comprises a mobile chassis, the upper end of the mobile chassis is fixedly connected with a packaging box, and a cable chamber, a battery bin and a control chamber are formed in the packaging box; a battery module, a confluence cabinet and an air conditioner are installed in the control chamber. Through the arrangement of the movable chassis and the camera, during use, the position of a ship is determined through code scanning of a ship owner, the ship owner moves to the side of the ship through the movable chassis, then the ship owner takes out a power supply cable in a cable chamber and inserts a charging head into a charging port of the ship, and in this way, operation can be conducted by one person; multiple persons do not need to go up and down to the shore for charging, port shore power charging is mobile, all berths of a port can be completely charged, the resource utilization rate of port shore power facilities is increased, the labor cost and labor input are reduced, and the port shore power management level is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of shore power piles, and in particular to a new intelligent charging device for port shore power and a method for using the same. Background Art

[0002] Shore power charging pile refers to the charging equipment that provides electricity for ships at sea. During the period when the ship is at anchor, continuous power supply is usually required to maintain the operation of various onboard equipment, and shore power charging piles have become a reliable and efficient way of power supply. With the continuous improvement of environmental awareness, more and more ports and docks have begun to adopt shore power technology to reduce the exhaust and waste gas emissions of ships, protect the ocean and promote sustainable development. Shore power charging piles can also improve the safety performance of ships and effectively avoid safety accidents such as fires and explosions caused by problems such as generator set failures. At the same time, shore power charging piles can also improve the comfort and work efficiency of crew members and avoid power shortages during long periods of anchoring. In short, shore power charging piles are an important marine equipment that plays an important role and provides reliable and stable power guarantee for maritime navigation.

[0003] In the prior art, it takes at least three people to use the shore power facilities after the ship docks. One person drags out the cable in the ship, the second person drops a rope on the shore to drag the cable in the ship to the shore, and the third person connects the cable to the shore power box. The whole operation is cumbersome and takes about 20 minutes. There are certain safety risks in getting on and off the ship and dropping the cable. In addition, the ship personnel going ashore to swipe cards for charging and driving and moving operations bring inconvenience to port management. Summary of the invention

[0004] The purpose of the present invention is to provide a new intelligent charging device for port shore power, so as to solve the problem proposed in the above background technology that the use of shore power facilities after the ship docks requires the cooperation of at least three people, one of whom drags out the cable in the ship, the second person drops the cable on the shore to drag the cable in the ship to the shore, and the third person connects the cable to the shore to the shore power box. The whole operation is cumbersome and takes about 20 minutes. In addition, there are certain safety risks in the people getting on and off and dropping the cables; and the problem that the ship personnel going ashore to swipe cards for charging and driving and moving operations brings inconvenience to port management.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a new intelligent charging device for port shore power, comprising a mobile charging mechanism, the mobile charging mechanism comprising a mobile chassis, the upper end of the mobile chassis is fixedly connected to a packaging box, the interior of the packaging box is provided with a cable room, a battery compartment and a control room, the interior of the control room is equipped with a battery module, a junction cabinet and an air conditioner, the interior of the cable room is provided with a power supply cable and a line limiting mechanism, one end of the power supply cable is fixedly connected to a charging head, the interior of the control room is provided with a storage bidirectional AC PCS and a low-voltage distribution box, the battery module The group is used to power the equipment inside the packaging box and power the ship when in use. The energy storage bidirectional AC device PCS is used to control the charging and discharging of the battery module. The air conditioner is used to reduce the temperature in the battery compartment to ensure the normal use of the battery module. A fill light and a camera are provided on one side of the mobile chassis and the upper side of the packaging box. A sealing door is installed inside the packaging box. A limiting frame is provided between the four corners of the battery module and the battery compartment. A socket mobile adapter box is placed inside the cable room. The fill light is used for fill light at night to facilitate the camera to collect images.

[0006] Preferably, the line restriction mechanism comprises a bottom drag rod, a side drag rod and a restriction guide plate, the number of the side drag rods is two, and a support frame is fixedly connected between the two side drag rods, the bottom drag rod and the restriction guide plate.

[0007] Preferably, an inner limiting plate is arranged inside the limiting guide plate, a guide block is fixedly connected inside the limiting guide plate, a guide groove is formed on the outer surface of the inner limiting plate, and the guide groove is slidably connected to the guide block.

[0008] Preferably, a slot is provided at the upper end of the inner limit plate, a plug plate is plugged into the slot, a rubber block is fixedly connected to the upper end of the plug plate, the upper end surface of the rubber block is arc-shaped, and the diameter of the arc surface is equal to the outer surface diameter of the bottom drag bar, and the width of the rubber block is equal to the width of the limit guide plate.

[0009] Preferably, a middle support plate is fixedly connected to the middle part of one side of the support frame, an electric telescopic rod is fixedly connected to the upper end of the middle support plate, and a connecting block is fixedly connected to the output end of the electric telescopic rod.

[0010] Preferably, side card slots are provided at the lower middle portions of both sides of the connecting card block, and side limit clamping plates are fixedly connected to both sides of the middle portion of the lower end of the inner limit plate, and the side limit clamping plates are plugged into the connecting card block.

[0011] Preferably, a fill light and a camera are provided on one side of the mobile chassis and one side of the upper end of the packaging box, a sealing door is installed inside the packaging box, and a limiting frame is provided between the four corners of the battery module and the battery compartment.

[0012] The method for using the new intelligent charging device for port shore power includes the following steps: S1. After the ship stops, the ship owner scans the QR code next to the port berth, and the general dispatching system obtains the ship owner's mobile phone positioning information and obtains the ship's coordinates; S2. The general dispatching system identifies the power of each battery module, dispatches the equipment with sufficient battery module power to move, moves the mobile chassis, uses the camera, and at night, uses the fill light to fill in the light, identifies the roadblocks, and plans the moving path according to the coordinate information and the existing database, and moves to the vicinity of the coordinates; S3. Open the sealing door and retract the electric telescopic rod to loosen the entangled power supply cable. Then select the corresponding power supply cable according to the required current and voltage. After taking out the power supply cable, connect the charging head to the charging port of the ship. Then the energy storage bidirectional AC device PCS controls the battery module to charge the ship. At the same time, the air conditioner is turned on to dissipate heat from the battery module. S4. After charging is completed, remove the charging head and rewind the power supply cable between the side tow bar, rubber block and bottom tow bar. After winding is completed, extend the electric telescopic rod to squeeze the power supply cable so that the power supply cable is tightly wound between the side tow bar, rubber block and bottom tow bar.

[0013] Preferably, in step S2, the camera's obstacle avoidance recognition adopts image obstacle avoidance recognition, including the following steps: S21, the camera shoots the environment, builds a 3D model of the size of the device itself, recognizes the shot pictures, pre-processes the shot images, matches the features of the images, and obtains the three-dimensional position of the obstacle; S22, combining the moving speed of the mobile chassis with the position of the obstacle, calculating the position vector of the two at the next moment, coordinating the coordinates, and changing the motion trajectory to achieve obstacle avoidance; S23, the identified roadblock information is uploaded to the cloud database, and the 3D database is updated in real time. If a roadblock disappears during the moving path, the 3D database is updated and the roadblock data is removed, thereby facilitating the subsequent charging of other ships and reducing the time loss before charging.

[0014] Preferably, in step S21, the roadblocks are divided into static roadblocks and dynamic roadblocks. When encountering a dynamic roadblock, the subsequent motion trajectory of the roadblock is calculated according to the movement of the roadblock in combination with the motion model and filter estimation. The moving path is changed in combination with the three-dimensional model, the motion speed and the motion path, so as to avoid the obstacle. If it cannot be avoided, stop moving and retreat to avoid collision and reduce damage.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, through the setting of the mobile chassis and the camera, when in use, the ship owner scans the code to determine the position of the ship, and moves to the side of the ship through the mobile chassis. Then the ship owner takes out the power supply cable in the cable room and inserts the charging head into the charging port of the ship. In this way, a single person can operate it, and there is no need for multiple people to go on and off the shore for charging. The port shore power charging is mobile, and all berths in the port can be 100% charged, which improves the resource utilization rate of the port shore power facilities, reduces labor costs and labor input, and improves the port shore power management level.

[0016] 2. In the present invention, the power supply cable is wound between the rubber block, the side drag rod and the bottom drag rod through the provision of the rubber block. The power supply cable is restricted by the friction during winding. When the electric telescopic rod is extended, the rubber block pushes the power supply cable so that the power supply cable is tightly restricted between the side drag rod, the bottom drag rod and the rubber block, thereby ensuring the stability of the power supply cable and preventing the power supply cable from falling off. In addition, this method is also convenient for taking out and winding the power supply cable when in use, and is convenient for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the new intelligent charging device for port shore power of the present invention; Figure 2 This is a schematic diagram of the internal structure of the new intelligent charging device for port shore power of the present invention; Figure 3 It is a three-dimensional structural schematic diagram of the line restriction mechanism in the new intelligent charging device for port shore power of the present invention; Figure 4 This is a new intelligent charging device for port shore power supply of the present invention Figure 3 A schematic diagram of the enlarged structure of the middle A area; Figure 5 This is an exploded view of the line limiting mechanism in the new intelligent charging device for port shore power of the present invention.

[0018] In the figure: 1. Mobile charging mechanism; 11. Mobile chassis; 12. Packaging box; 13. Door sealing; 14. Fill light; 15. Camera; 16. Cable room; 17. Battery compartment; 18. Control room; 19. Air conditioner; 110. Combiner cabinet; 111. Battery module; 112. Limiting frame; 113. Energy storage bidirectional AC device PCS; 114. Low-voltage distribution box; 115. Power supply cable; 116. Charging head; 2. Line limiting mechanism; 21. Rubber block; 22. Limiting guide plate; 23. Inner limiting plate; 24. Side drag rod; 25. Middle support plate; 26. Guide groove; 27. Electric telescopic rod; 28. Support frame; 29. ​​Side limiting clamp plate; 210. Connecting card block; 211. Insert plate; 212. Slot; 213. Guide block; 214. Side card slot; 215. Bottom drag rod. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the implementation regulations described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Example 1: Reference Figure 1 - Figure 2 As shown: A new intelligent charging device for port shore power, including a mobile charging mechanism 1, the mobile charging mechanism 1 includes a mobile chassis 11, the upper end of the mobile chassis 11 is fixedly connected to a packaging box 12, the interior of the packaging box 12 is provided with a cable room 16, a battery compartment 17 and a control room 18, the interior of the control room 18 is installed with a battery module 111, a junction cabinet 110 and an air conditioner 19, the interior of the cable room 16 is provided with a power supply cable 115 and a line limiting mechanism 2, one end of the power supply cable 115 is fixedly connected to a charging head 116, the interior of the control room 18 is provided with a storage bidirectional AC PCS113 and a low-voltage distribution box 114, and the battery module 111 is used to charge the packaging box 1 2 is used to power the equipment inside, and also to power the ship when in use. The energy storage bidirectional AC device PCS113 is used to control the charging and discharging of the battery module 111. The air conditioner 19 is used to reduce the temperature in the battery compartment 17 to ensure the normal use of the battery module 111. A fill light 14 and a camera 15 are provided on one side of the mobile chassis 11 and one side of the upper end of the packaging box 12. A sealing door 13 is installed inside the packaging box 12. A limiting frame 112 is provided between the four corners of the battery module 111 and the battery compartment 17. A socket mobile adapter box is placed inside the cable room 16. The fill light 14 is used to provide fill light at night, so that the camera 15 can collect images.

[0021] In the present invention, through the setting of the mobile chassis 11 and the camera 15, when in use, the ship owner determines the position of the ship by scanning the code, and moves to the side of the ship through the mobile chassis 11. Then the ship owner takes out the power supply cable 115 in the cable room 16 and inserts the charging head 116 into the charging port of the ship. In this way, a single person can operate it, and there is no need for multiple people to go on and off the shore for charging multiple times, making the port shore power charging mobile, achieving 100% charging of all berths in the port, improving the resource utilization rate of the port shore power facilities, reducing labor costs and labor input, and improving the port shore power management level.

[0022] Embodiment 2: Figure 1 - Figure 5As shown, the line restriction mechanism 2 includes a bottom drag rod 215, a side drag rod 24 and a restriction guide plate 22. The number of the side drag rods 24 is two. A support frame 28 is fixedly connected between the two side drag rods 24 and the bottom drag rod 215 and the restriction guide plate 22. An inner limit plate 23 is arranged inside the restriction guide plate 22. A guide block 213 is fixedly connected inside the restriction guide plate 22. A guide groove 26 is provided on the outer surface of the inner limit plate 23. The guide groove 26 is slidably connected to the guide block 213. A slot 212 is provided at the upper end of the inner limit plate 23. A plug-in plate 211 is plugged into the slot 212. The upper end of the plug-in plate 211 is fixedly connected to The rubber block 21 has an upper end surface of an arc-shaped design, and the diameter of the arc surface is equal to the outer surface diameter of the bottom drag rod 215, and the width of the rubber block 21 is equal to the width of the limiting guide plate 22. A middle support plate 25 is fixedly connected to the middle of one side of the support frame 28, and an electric telescopic rod 27 is fixedly connected to the upper end of the middle support plate 25. A connecting block 210 is fixedly connected to the output end of the electric telescopic rod 27. Side card grooves 214 are provided at the lower middle of both sides of the connecting block 210. Side limiting clamps 29 are fixedly connected to both sides of the middle of the lower end of the inner limiting plate 23, and the side limiting clamps 29 are plugged into the connecting block 210.

[0023] In the present invention, by setting the rubber block 21, the power supply cable 115 is wound between the rubber block 21, the side drag rod 24 and the bottom drag rod 215. The power supply cable 115 is restricted by the friction during winding. By extending the electric telescopic rod 27, the rubber block 21 pushes the power supply cable 115, so that the power supply cable 115 is tightly restricted between the side drag rod 24, the bottom drag rod 215 and the rubber block 21, thereby ensuring the stability of the power supply cable 115 and preventing the power supply cable 115 from falling off. In addition, this method is also convenient for taking out and winding the power supply cable 115 when in use, and is convenient for use.

[0024] Embodiment 3: A method for using a new intelligent charging device for port shore power includes the following steps: Step 1: After the ship stops, the ship owner scans the QR code next to the port berth, and the general dispatching system obtains the ship owner's mobile phone positioning information and obtains the ship's coordinates; Step 2: The general dispatching system identifies the power of each battery module 111, dispatches the equipment with sufficient power in the battery module 111 to move, and moves the mobile chassis 11. The camera 15 is used to identify the roadblocks. At night, the fill light 14 is used to fill in the light. According to the coordinate information and the existing database, the moving path is planned and moved to the vicinity of the coordinates. The camera 15 uses image recognition to avoid obstacles, including the following steps: 1. The camera 15 takes pictures of the environment, builds a 3D model of the size of the device itself, recognizes the pictures taken, pre-processes the pictures taken, matches the characteristics of the pictures, and obtains the three-dimensional position of the obstacles. The obstacles are divided into static obstacles and dynamic obstacles; 2. Combine the moving speed of the mobile chassis 11 and the position of the obstacle to calculate the position vector of the two at the next moment, coordinate with the coordinates, change the motion trajectory, so as to achieve obstacle avoidance; 3. The identified roadblock information is uploaded to the cloud database, and the 3D database is updated in real time. If a roadblock disappears during the movement, the 3D database is updated and the roadblock data is removed, so as to facilitate the subsequent charging of other ships and reduce the time loss before charging. When encountering a dynamic roadblock, the subsequent movement trajectory of the roadblock is calculated according to the movement of the roadblock, combined with the motion model and filter estimation, and the movement path is changed in combination with the three-dimensional model, the movement speed and the movement path, so as to avoid the obstacle. If it cannot be avoided, stop moving and retreat to avoid collision and reduce damage; Step 3: Open the sealing door 13, retract the electric telescopic rod 27 to loosen the entangled power supply cable 115, and then select the corresponding power supply cable 115 according to the required current and voltage. After taking out the power supply cable 115, connect the charging head 116 to the charging port of the ship, and then control the battery module 111 to charge the ship through the energy storage bidirectional AC device PCS113. At the same time, turn on the air conditioner 19 to dissipate heat from the battery module 111. Step 4. After charging is completed, remove the charging head 116 and rewind the power supply cable 115 between the side drag rod 24, the rubber block 21 and the bottom drag rod 215. After winding is completed, the electric telescopic rod 27 extends to squeeze the power supply cable 115 so that the power supply cable 115 is tightly wound between the side drag rod 24, the rubber block 21 and the bottom drag rod 215.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A new intelligent charging device for port shore power, characterized in that: The mobile charging mechanism (1) comprises a mobile chassis (11), the upper end of the mobile chassis (11) is fixedly connected to a packaging box (12), the packaging box (12) is provided with a cable chamber (16), a battery chamber (17) and a control chamber (18), the control chamber (18) is provided with a battery module (111), a junction box (110) and an air conditioner (19), the cable chamber (16) is provided with a power supply cable (115) and a line limiting mechanism (2), the power supply cable (115) and the line limiting mechanism (2) are provided with a power supply cable (115) and a line limiting mechanism (2) One end of the battery compartment (115) is fixedly connected to a charging head (116), and an energy storage bidirectional AC device PCS (113) and a low-voltage distribution box (114) are arranged inside the control room (18). The battery module (111) is used to supply power to the equipment inside the packaging box (12) and to supply power to the ship when in use. The energy storage bidirectional AC device PCS (113) is used to control the charging and discharging of the battery module (111), and the air conditioner (19) is used to reduce the temperature inside the battery compartment (17) to ensure the normal use of the battery module (111).

2. The new intelligent charging device for port shore power according to claim 1 is characterized in that: The line restriction mechanism (2) comprises a bottom drag rod (215), a side drag rod (24) and a restriction guide plate (22), wherein the number of the side drag rods (24) is two, and a support frame (28) is fixedly connected between the two side drag rods (24), the bottom drag rod (215) and the restriction guide plate (22).

3. The new intelligent charging device for port shore power according to claim 2 is characterized by: An inner limiting plate (23) is arranged inside the limiting guide plate (22), a guide block (213) is fixedly connected inside the limiting guide plate (22), a guide groove (26) is formed on the outer surface of the inner limiting plate (23), and the guide groove (26) is slidably connected to the guide block (213).

4. The new intelligent charging device for port shore power according to claim 3 is characterized in that: The upper end of the inner limiting plate (23) is provided with a slot (212), the interior of the slot (212) is plugged with a plug plate (211), the upper end of the plug plate (211) is fixedly connected with a rubber block (21), the upper end surface of the rubber block (21) is arc-shaped, and the diameter of the arc surface is equal to the outer surface diameter of the bottom drag rod (215), and the width of the rubber block (21) is equal to the width of the limiting guide plate (22).

5. The new intelligent charging device for port shore power according to claim 4 is characterized in that: A middle support plate (25) is fixedly connected to the middle of one side of the support frame (28), an electric telescopic rod (27) is fixedly connected to the upper end of the middle support plate (25), and a connecting block (210) is fixedly connected to the output end of the electric telescopic rod (27).

6. The new intelligent charging device for port shore power according to claim 5 is characterized in that: Side clamping grooves (214) are provided at the lower middle portions of both sides of the connection clamping block (210), and side limit clamping plates (29) are fixedly connected to both sides of the middle portion of the lower end of the inner limit plate (23), and the side limit clamping plates (29) are plugged into the connection clamping block (210).

7. The new intelligent charging device for port shore power according to claim 1 is characterized by: A fill light (14) and a camera (15) are provided on one side of the mobile chassis (11) and on one side of the upper end of the packaging box (12); a sealing door (13) is installed inside the packaging box (12); and a limiting frame (112) is provided between the four corners of the battery module (111) and the battery compartment (17).

8. The method for using the new intelligent charging device for port shore power is characterized by: The following steps are involved: S1. After the ship stops, the ship owner scans the QR code next to the port berth, and the general dispatching system obtains the ship owner's mobile phone positioning information and obtains the ship's coordinates; S2, the general dispatching system identifies the power of each battery module (111), dispatches the equipment with sufficient power in the battery module (111) to move, moves the mobile chassis (11), uses the camera (15), and at night, uses the fill light (14) to provide fill light, identifies the roadblock, and plans the moving path according to the coordinate information and the existing database, and moves to the vicinity of the coordinates; S3, the sealing door (13) is opened, the electric telescopic rod (27) is retracted, and the entangled power supply cable (115) is loosened, and then the corresponding power supply cable (115) is selected according to the required current and voltage. After the power supply cable (115) is taken out, the charging head (116) is connected to the charging port of the ship, and then the energy storage bidirectional AC device PCS (113) controls the battery module (111) to charge the ship, and at the same time, the air conditioner (19) is turned on to dissipate heat from the battery module (111); S4. After charging is completed, the charging head (116) is removed, and the power supply cable (115) is rewound between the side drag rod (24), the rubber block (21), and the bottom drag rod (215). After the winding is completed, the electric telescopic rod (27) is extended to squeeze the power supply cable (115), so that the power supply cable (115) is tightly wound between the side drag rod (24), the rubber block (21), and the bottom drag rod (215).

9. The method for using the new intelligent charging device for port shore power according to claim 8 is characterized by: In step S2, the camera (15) uses image recognition and obstacle avoidance, which includes the following steps: S21, the camera (15) photographs the environment, constructs a 3D model of the size of the device itself, recognizes the photographed image, pre-processes the photographed image, matches the characteristics of the image, and obtains the three-dimensional position of the obstacle; S22, combining the moving speed of the mobile chassis (11) and the position of the obstacle, calculating the position vector of the two at the next moment, coordinating the coordinates, and changing the motion trajectory to achieve obstacle avoidance; S23, the identified roadblock information is uploaded to the cloud database, and the 3D database is updated in real time. If a roadblock disappears during the moving path, the 3D database is updated and the roadblock data is removed, thereby facilitating the subsequent charging of other ships and reducing the time loss before charging.

10. The method for using the new intelligent charging device for port shore power according to claim 9 is characterized in that: In step S21, roadblocks are divided into static roadblocks and dynamic roadblocks. When encountering a dynamic roadblock, the subsequent motion trajectory of the roadblock is calculated according to the movement of the roadblock, in combination with the motion model and filter estimation. The moving path is changed in combination with the three-dimensional model, the motion speed and the motion path, so as to avoid the obstacle. If it cannot be avoided, stop moving and retreat to avoid collision and reduce damage.

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