Collection cabinet for ships

Abstract

A collection cabinet for ships, comprising: a low-voltage control system (200); a high-voltage collection system (300) comprising at least two sets of battery clusters, the at least two sets of battery clusters being connected at least either in series or in parallel, the low-voltage control system (200) being electrically connected to the at least two sets of battery clusters; a cabinet body (100) having a receiving space (111) provided for receiving the low-voltage control system (200) and the high-voltage collection system (300);andan insulation structure (400) arranged in the receiving space (111), wherein the insulation structure (400) can divide the receiving space (111) into a low-voltage chamber (1) and a high-voltage chamber (2) which are insulated from each other, wherein the low-voltage control system (200) is arranged in the low-voltage chamber (1), wherein the high-voltage collection system (300) is arranged in the high-voltage chamber (2);

Description

TECHNICAL FIELDThe present application relates to the field of ship energy technology, in particular to a collecting cabinet for ships.PRIOR ARTNew energy ships have attracted much attention because of their low energy consumption, zero pollution and low cost. In new power ships, the power supply system is the core of the propulsion system for new power ships. The power supply system comprises a high voltage collection system and a low voltage control system, wherein the high voltage collection system is arranged to implement the energy collection of the battery cluster, wherein the low voltage control system is arranged to control the start and stop of the high voltage collection system.In related technologies, the high voltage collection system is comprised of multiple independently provided high voltage boxes, each high voltage box comprising a set of battery clusters, the low voltage control system being a low voltage box. A plurality of high-voltage boxes and low-voltage boxes are independent of each other, the plurality of high-voltage boxes being connected to each other via a wire harness and connected to the low-voltage box via the wire harness. Such multiple independent high-voltage boxes and low-voltage boxes occupy too much space, but the cabin space conditions in the ship are limited and cannot accommodate the independent high-voltage boxes and low-voltage boxes, which does not meet actual assembly requirements.DISCLOSURE OF UTILITY MODELIn the first aspect, the present application provides a ship collection cabinet comprising:a low voltage control system;a high voltage collection system comprising at least two sets of battery clusters, said at least two sets of battery clusters being at least either connected in series or connected in parallel, said low voltage control system being electrically connected to said at least two sets of battery clusters;a cabinet body having a receiving space for receiving the low voltage control system and the high voltage collection system; andan insulation structure disposed in the accommodation space, the insulation structure being capable of dividing the accommodation space into a low voltage chamber and a high voltage chamber insulated from each other, the low voltage control system being disposed in the low voltage chamber, the high voltage collection system being disposed in the high voltage chamber.The ship collecting cabinet provided by the present application is provided with a storage space for storing the low voltage control system and the high voltage collecting system in the cabinet body, the insulation structure is used to divide the storage space into a low voltage chamber and a high voltage chamber insulated from each other, the low voltage control system is disposed in the low voltage chamber, the high voltage collecting system is disposed in the high voltage chamber, thereby achieving the integrated storage of the low voltage control system and the high voltage collecting system, which not only ensures safe use but also has a compact structure, thereby effectively saving the mounting space and satisfying the actual mounting requirements. By ensuring that the high voltage collection system comprises at least two sets of series and / or parallel connected battery clusters, the high voltage collection system can also output stable and qualified power to meet the actual energy requirements of the ship.ILLUSTRATION OF UTILITY MODELFIG. 1 is a schematic structural diagram of a ship collecting cabinet provided by an embodiment of the present application; FIG. 2 is a front view of a ship collecting cabinet provided by an embodiment of the present application; FIG. 3 is an exploded view of a ship collecting cabinet provided by an embodiment of the present application; FIG. 4 is a schematic structural diagram of a ship collecting cabinet provided by an embodiment of the present application, having a concealed door body and a part of the main body; FIG. 5 is a sectional view of a ship collecting cabinet provided by an embodiment of the present application; FIG. 6 is a partially enlarged schematic diagram of the location A in FIG. 5.In the drawings:1. Low voltage chamber; 2. high voltage chamber;100. Cabinet body; 110. Main body; 111. Receiving space; 112. Air inlet component; 113. Air outlet component; 114. Connecting ring; 120. Door body; 121. Handle; 122. Indicator lamp 123. Touch screen; 124. Emergency Off button 130. Wiring structure; 131. First snap element; 1311. Snap projection; 132. Second snap element; 1321. Snap groove; 133. Cable groove; 140. Charging connection; 150. discharging terminal;200. Low voltage control system; 210. Control switch; 220. Battery Management System; 230. switching power supply; switching power supply;300. High voltage collection system; 310. Fuse; 320. relay; relay;400. Isolation structure; 410. First bending portion; 420. Second bending portion.CONCRETE EMBODIMENTSIn new power ships, the power supply system is the core of the propulsion system for new power ships. The power supply system comprises a high voltage collection system and a low voltage control system, wherein the high voltage collection system consists of a plurality of independently set high voltage boxes, each high voltage box comprising a set of battery clusters, wherein the low voltage control system is a low voltage box. A plurality of high-voltage boxes and low-voltage boxes are independent of each other, the plurality of high-voltage boxes being connected to each other via a wire harness and connected to the low-voltage box via the wire harness. Such multiple independent high-voltage boxes and low-voltage boxes occupy too much space, but the cabin space conditions in the ship are limited and cannot accommodate the independent high-voltage boxes and low-voltage boxes, which does not meet actual assembly requirements.As shown in Figs. 1 to 4, the present embodiment provides a ship collecting cabinet. The ship collection cabinet comprises a cabinet body 100, a low voltage control system 200, a high voltage collection system 300 and an insulation structure 400, wherein the high voltage collection system 300 comprises at least two sets of battery clusters connected in series and / or in parallel, wherein the low voltage control system 200 is electrically connected to the battery clusters, wherein the cabinet body 100 has a receiving space 111 for accommodating the low voltage control system 200 and the high voltage collection system 300, wherein the insulation structure 400 is provided in the receiving space 111, wherein the insulation structure 400 can divide the receiving space 111 into a low voltage chamber 1 and a high voltage chamber 2 which are insulated from each other, wherein the low voltage control system 200 is arranged in the low voltage chamber 1, wherein the high voltage collection system 300 is arranged in the high voltage chamber 2.The ship collecting cabinet is provided with a storage space 111 for storing the low voltage control system 200 and the high voltage collecting system 300 in the cabinet body 100, and uses an insulation structure 400 to divide the storage space 111 into a low voltage chamber 1 and a high voltage chamber 2 insulated from each other, the low voltage control system 200 being disposed in the low voltage chamber 1, the high voltage collecting system 300 being disposed in the high voltage chamber 2, thereby achieving the integrated storage of the low voltage control system 200 and the high voltage collecting system 300, which not only ensures safe use but also has a compact structure, thereby effectively saving the mounting space and satisfying the actual mounting requirements. By ensuring that the high voltage collection system 300 includes at least two sets of series and / or parallel connected battery clusters, the high voltage collection system 300 may also output stable and qualified power to meet the actual power demand of the ship.For example, in the present embodiment, the high voltage collection system 300 includes five sets of battery clusters connected in parallel and the maximum current of each set of battery clusters does not exceed 140 A, and the low voltage control system 200 can independently control the charging and discharging of each set of battery clusters. In other embodiments, the number of battery clusters in the high voltage collection system 300 and the maximum current value of each battery cluster may be adjusted according to actual needs while securing safety, and it only needs to be ensured that the low voltage control system 200 may independently control the charging and discharging of each battery cluster, which is not limited in this embodiment. Note that in the present embodiment, the length of each battery cluster is 639 mm, the width is 381 mm, and the height is 1470 mm. In other embodiments, the specifications of the battery cluster may also be adjusted according to the actual power requirement, and the specification of the cabinet body 100 may be adaptively adjusted so that the cabinet body 100 may integrate the low voltage control system 200 and the high voltage collection system 300.For example, the bus bar in the high voltage collection system 300 is a copper bar, and the thickness of the copper bar is 6 mm, the length and width of the copper bar are each 50 mm, the copper bar having an over current capability of 800 A to ensure bus current to the battery cluster. Moreover, the electrical distance between the copper rail in the high voltage bus bar 300 and an external conductive part is at least 30 mm to improve the safety of the ship's bus bar.As shown in FIG. 3, in the present embodiment, it is provided that the low voltage control system 200 includes a control switch 210 and a battery management system 220 and a switching power supply 230, the switching power supply 230 is configured to switch the level of the output voltage of the battery cluster, the battery management system 220 and the switching power supply 230 are respectively disposed on both sides of the cabinet body 100, the battery management system 220 is connected to each battery cluster via a wire harness, the battery management system 220 can acquire the voltage information and current information of each battery cluster in real time, each battery cluster is connected to a low voltage communication wire harness via the control switch 210, the control switch 210 is configured to control conduction and insulation between the battery cluster and the low voltage communication wire harness. Note that, in the present embodiment, the switching power supply 230 includes a DC / DC power supply and an AC / DC power supply, and the structures and operation principles of the DC / DC power supply, the AC / DC power supply, the control switch 210, and the battery management system 220 are all related technologies and will not be described in detail here.In the present embodiment, the high voltage collection system 300 also includes a fuse 310 and a relay 320, the relay 320 and the fuse 310 being connected to the battery cluster via a wire harness, the control switch 210 being connected to the relay 320 via the low voltage communication harness, the relay 320 being provided to realize the control of the high voltage collection system 300 by the low voltage control system 200, the fuse 310 being provided to interrupt the output of the high voltage bus system 300 to ensure the safety of use.As an optional solution, the cabinet body 100 comprises a main body 110 and a door body 120, the main body 110 having a receiving space 111, the receiving space 111 being provided with an opening, the insulation structure 400 being able to enter the receiving space 111 along the opening, the door body 120 being connected to the main body 110 and blocking the opening. The cabinet body 100 is configured as a main body 110 having a storage space 111, and an opening is provided in the storage space 111 to facilitate the disassembly and assembly of the insulation structure 400, and a door body 120 is connected to the main body 110 such that the door body 120 blocks the opening, therefore, the protection of the low-voltage control system 200 in the low-voltage chamber 1 and the high-voltage collection system 300 in the high-voltage chamber 2 can be improved. Note that, in the present embodiment, the door body 120 is pivotally connected to the main body 110, and a handle 121 is provided on the door body 120 to facilitate the rotation of the door body 120 relative to the main body 110.In order to improve the stability of the main body 110, the main body 110 is provided with a connecting ring 114, and the connecting ring 114 can be connected and fixed to the cabin via ropes to prevent the main body 110 from tilting due to shocks during the movement of the ship. Note that in the present embodiment, four connecting rings 114 are provided at the upper end of the main body 110 at intervals around the circumference of the main body 110, each connecting ring 114 being suspended and fixed to the cabin by a rope. In other embodiments, the number of the connecting rings 114 can also be adjusted according to the actual need, which is not limited in this embodiment.The structure of the insulation structure 400 will be described with reference to FIG. 4, wherein the insulation structure 400 comprises a first bent portion 410 and a second bent portion 420 connected to each other, wherein the extending direction of the first bent portion 410 is perpendicular to a plane in which the opening is located, wherein the extending direction of the second bent portion 420 is parallel to the plane in which the opening is located, wherein the second bent portion 420 is provided at an end of the accommodation space 111 facing the opening, wherein the first bent portion 410 and a part of the chamber wall of the accommodation space 111 form a low voltage chamber 1, wherein the low voltage chamber 1 directly communicates with the opening, wherein the second bent portion 420, the first bent portion 410 and a part of the chamber wall of the accommodation space 111 enclose the high voltage chamber 2, wherein the high voltage chamber 2 is not directly communicated with the opening.By disposing the insulation structure 400 as a first bent portion 410 and a second bent portion 420 joined together such that the extending direction of the first bent portion 410 is perpendicular to a plane in which the opening is located, the accommodation space 111 can be divided into two areas directly communicating with the opening. By having the extension direction of the second bending portion 420 parallel to the plane in which the opening is located and the second bending portion 420 disposed at an end near the opening, the second bending portion 420 can block the opening of one of the two areas separated by the first bending portion 410, the area whose opening is blocked being used as the high voltage chamber 2, which can improve the protection of the battery cluster in the high voltage collection system 300, the area whose opening is not blocked being used as the low voltage chamber 1, which can facilitate the later debugging by the personnel. When the low-voltage control system 200 needs to be debugged, the door body 120 only needs to be opened to debug the low-voltage control system 200 because the low-voltage chamber 1 directly communicates with the opening.Note that in the present embodiment, both the first bending portion 410 and the second bending portion 420 are made of acrylic material. Acrylic material not only has good electrical insulating properties, high surface hardness and high surface gloss, as well as good high temperature performance, but also has good processing properties and can be both thermoformed and machined. In other embodiments, the first bending portion 410 and the second bending portion 420 may be made of other insulating materials as well, which is not limited in the present embodiment.Moreover, in the present embodiment, the opening is located on the accommodation space 111 side, and the accommodation space 111 is divided into a low voltage chamber 1 and a high voltage chamber 2 provided stacked on top of each other, the high voltage chamber 2 being located below the low voltage chamber 1, so that the high voltage chamber 2 accommodates the battery clusters in the high voltage collection system 300 by the insulation structure 400. In other embodiments, the low voltage chamber 1 and the high voltage chamber 2 may also be arranged side by side along the horizontal plane, which is not limited in this embodiment.In an optional embodiment, the main body 110 is provided with an air inlet component 112 and an air outlet component 113, the air inlet component 112 may guide outside air into the accommodation space 111, the air outlet component 113 may discharge the gas to the outside of the accommodation space 111. By disposing the air inlet component 112 and the air outlet component 113 on the main body 110, the circulation of the outside air and the air in the cabinet body 100 can be realized, which improves the heat dissipation effect of the low-voltage control system 200 and the high-voltage collection system 300 in the cabinet body 100, and thereby improves the protection of the low-voltage control system 200 and the high-voltage collection system 300. Note that in other embodiments, the air inlet component 112 is disposed at the lower end of the main body 110 and the air outlet component 113 is disposed at the upper end of the main body 110 to improve the circulation effect of the air in the main body 110. In other embodiments, only the air inlet component 112 may be provided on the main body 110, or only the air outlet component 113 may be provided on the main body 110, which is not limited in this embodiment.By way of example, the air inlet component 112 comprises a filter window and a fan, wherein the main body 110 is provided with an air inlet, wherein the filter window is blocked at the air inlet, wherein the fan is arranged at an end of the filter window facing the receiving space 111, wherein the fan is configured to drive outside air along the filter window into the receiving space 111. An air inlet is opened at the main body 110, and a filter window is used to block the air inlet, the fan is disposed at an end of the filter window facing the accommodation space 111, the fan drives the outside air into the accommodation space 111 along the filter window, which not only effectively drives outside air but can also filter the gas entering the accommodation space 111, thereby preventing dirt from entering the accommodation space 111 via the air inlet, thereby improving protection of the low-voltage control system 200 and the high-voltage collection system 300. Note that in the present embodiment, the filter window is a louver. In other embodiments, the filter window may also be a tenter frame that is tentered with a filter screen, which is not limited to the present embodiment.Moreover, the structure of the air outlet component 113 is the same as that of the air inlet component 112, and no further description will be given here for the sake of brevity.In order to facilitate observation of the use of the ship collection cabinet, an indicator lamp 122 is provided on the door body 120, and the indicator lamp 122 is connected to the harness of the low voltage control system 200. By disposing the indicator lamp 122 connected to the harness of the low voltage control system 200 on the door body 120, the operator can observe the indicator lamp to judge the use of the ship's collection cabinet, and the display effect is good. Moreover, the indicator lamp 122 can switch between the off state, the always on state, and the blinking state, and the indicator lamp 122 is used for switching between the off state, the always on state, and the blinking state to improve the instruction effect for the personnel. Note that the indicator lamp 122 includes, but is not limited to, an operation indicator lamp, a failure indicator lamp, an alarm indicator lamp, a low SOC (remaining state of charge, remaining power) indicator lamp, an overtemperature indicator lamp, a power failure indicator lamp, a start-stop indicator lamp, and a reset indicator lamp. It is understood that in other embodiments, the display information of the indicator lamp may be adjusted according to the functional requirements, which is not limited in this embodiment.In addition, the door body 120 is also provided with a touch screen 123, the touch screen 123 is connected to the wire harness of the low-voltage control system 200, the touch screen 123 being capable of controlling the low-voltage control system 200. By disposing the touch screen 123 on the door body 120 and connecting the touch screen 123 to the wire harness of the low-voltage control system 200, the touch screen 123 can control the low-voltage control system 200. When it is required to adjust the output of the ship's collection cabinet, it can be achieved by controlling the touch panel 123 that it is not necessary to open the door body 120 and adjust the low voltage control system 200, which facilitates the difficulty of adjustment and improves the adjustment efficiency. Note that the configuration and the operation principle of the touch screen 123 are related technologies and will not be described in detail here.In order to improve safety of the ship's storage cabinet, the door body 120 is further provided with an emergency stop button 124, the emergency stop button 124 being connected to the wire harness of the high-voltage storage system 300, the emergency stop button 124 being capable of independently controlling starting and turning off of the high-voltage storage system 300. By disposing the emergency stop button 124 on the door body 120 connected to the wire harness of the high-voltage collection system 300, it is ensured that the emergency stop button 124 can independently control the start and stop of the high-voltage collection system 300, and in a case of a crash in the ship collection cabinet, the emergency stop button 124 can be directly pressed to stop the operation of the high-voltage collection system 300 and thus ensure the safety of the ship collection cabinet.As an optional solution, as illustrated in FIGS. 3, 5, and 6, the cabinet body 100 also includes a wiring structure 130, the wiring structure 130 being disposed in the accommodation space 111, the wiring structure 130 being configured to accommodate the wiring harness of the low-voltage control system 200 and the high-voltage collection system 300. By disposing the wiring structure 130 for accommodating the wiring harness of the low-voltage control system 200 and the high-voltage collection system 300, the wiring harness storage effect of the low-voltage control system 200 and the high-voltage collection system 300 can be improved, which can not only improve the cleanliness of the accommodation space 111 but also facilitate later inspection and maintenance.As shown in FIG. 6, the wiring structure 130 exemplarily includes a first snap member 131 and a second snap member 132, one of the first snap member 131 and the second snap member 132 being provided with a snap protrusion 1311, and the other of the two being provided with a snap groove 1321, the snap protrusion 1311 being snapped and fixed in the snap groove 1321, a cable groove 133 being formed between the first snap member 131 and the second snap member 132, the cable groove 133 being configured to accommodate the wire harness. The first snap member 131 and the second snap member 132 are provided, one of the first snap member 131 and the second snap member 132 is provided with a snap protrusion 1311 and the other is provided with a snap groove 1321, the first snap member 131 and the second snap member 132 are snapped and fixed by the snap protrusion 1311 being snapped into the snap groove 1321, and a cable groove 133 is formed between the first snap member 131 and the second snap member 132 to accommodate the wire harness. Note that, in the present embodiment, the first snap member 131 is provided with a snap protrusion 1311, while the second snap member 132 is provided with a snap groove 1321, and the snap protrusion 1311 extends along the extending direction of the first snap member 131 and the snap groove 1321 extends along the extending direction of the second snap member 132. In other embodiments, the first snap member 131 may also be provided with a snap groove 1321 and the second snap member 132 may be provided with a snap protrusion 1311, which is not limited in this embodiment.Moreover, in the present embodiment, the first snap member 131 and the second snap member 132 are both sheet beams, and the snap protrusion 1311 and the snap groove 1321 are both formed by bending processing. By using sheet metal carriers to produce the first snap element 131 and the second snap element 132, production difficulties are effectively reduced and production efficiency is improved.As an optional solution, as illustrated in FIG. 1, the cabinet body 100 is also provided with a charging port 140 and a discharging port 150 to facilitate connection between the high voltage collection system 300 and the charging equipment as well as the electric load. Note that in the present embodiment, both the charging port 140 and the discharging port 150 are explosion-proof glands. The explosion proof gland has good tightness and explosion proof property, a secure and reliable structure, and is easy and convenient to install. In other embodiments, the charging terminal 140 and the discharging terminal 150 may be terminals of another kind to which the present embodiment is not limited.

Claims

A ship collector cabinet comprising: a low voltage control system (200); a high voltage collector system (300) comprising at least two sets of battery clusters, the at least two sets of battery clusters being at least either connected in series or connected in parallel, the low voltage control system (200) being electrically connected to the at least two sets of battery clusters; a cabinet body (100) having a receiving space (111) provided for receiving the low voltage control system (200) and the high voltage collector system (300); and an insulation structure (400) disposed in the accommodation space (111), wherein the insulation structure (400) can divide the accommodation space (111) into a low voltage chamber (1) and a high voltage chamber (2) insulated from each other, wherein the low voltage control system (200) is disposed in the low voltage chamber (1), wherein the high voltage collection system (300) is disposed in the high voltage chamber (2).The ship collecting cabinet according to claim 1, wherein the cabinet body (100) comprises: a main body (110) having the accommodation space (111), the accommodation space (111) being provided with an opening, the insulation structure (400) being capable of entering the accommodation space (111) along the opening; and a door body (120) connected to the main body (110) and closing the opening.The ship collector according to claim 2, wherein the insulation structure (400) comprises: a first bending portion (410); and a second bending portion (420) connected to the first bending portion (410), wherein an extending direction of the first bending portion (410) is perpendicular to a plane in which the opening is located, wherein the extending direction of the second bending portion (420) is parallel to the plane in which the opening is located, wherein the second bending portion (420) is provided at an end of the accommodation space (111) facing the opening; wherein the first bending portion (410) and a part of the chamber wall of the accommodation space (111) enclose the low voltage chamber (1), wherein the low voltage chamber (1) directly communicates with the opening; wherein the second bending portion (420), the first bending portion (410) and a part of the chamber wall of the accommodation space (111) enclose the high voltage chamber (2), wherein the high voltage chamber (2) is not directly communicated with the opening.The ship collecting cabinet according to claim 2 or 3, wherein the cabinet body (100) also comprises: a wiring structure (130) disposed in the accommodating space (111), the wiring structure (130) being configured to accommodate a harness of the low voltage control system (200) and a harness of the high voltage collecting system (300).The ship collector according to claim 4, wherein the wiring structure (130) comprises: a first snap member (131); and a second snap member (132), one of the first snap member (131) and the second snap member (132) being provided with a snap protrusion (1311) and the other of the two being provided with a snap groove (1321), the snap protrusion (1311) being snapped and fixed in the snap groove (1321), wherein a cable groove (133) is formed between the first snap member (131) and the second snap member (132), the cable groove (133) being provided for accommodating the wire harness.The ship collecting cabinet according to any one of claims 3 to 5, wherein the door body (120) is provided with an indicator lamp (122), the indicator lamp (122) being connected to the wire harness of the low voltage control system (200).The ship collection cabinet according to any one of claims 3 to 6, wherein the door body (120) is also provided with a touch screen (123), the touch screen (123) being connected to the wire harness of the low-voltage control system (200), the touch screen (123) being capable of controlling the low-voltage control system (200).The ship collecting cabinet according to any one of claims 3 to 7, wherein the door body (120) is also provided with an emergency stop button (124) connected to the wire harness of the high voltage collecting system (300), the emergency stop button (124) being capable of independently controlling the starting and turning off of the high voltage collecting system (300).The ship collection cabinet according to any one of claims 2 to 8, wherein the main body (110) satisfies at least one of the following conditions: the main body (110) is provided with an air inlet component (112), the air inlet component (112) can guide outside air into the accommodation space (111); the main body (110) is provided with an air outlet component (113), the air outlet component (113) can discharge gas in the accommodation space (111) to the outside.The ship collection cabinet according to claim 9, wherein the air inlet component (112) comprises: a filter window, wherein the main body (110) is provided with an air inlet, wherein the filter window is blocked at the air inlet; and a fan disposed at an end of the filter window facing the accommodation space (111), wherein the fan is configured to drive the outside air into the accommodation space (111) along the filter window.The ship collection cabinet according to claim 9 or 10, wherein the main body (110) is provided with the air inlet component (112) and the air outlet component (113), the air inlet component (112) being disposed at the lower end of the main body (110), and the air outlet component (113) being disposed at the upper end of the main body (110).The ship collecting cabinet according to any one of claims 2 to 11, wherein the cabinet body (100) is also provided with a charging port (140) and a discharging port (150) to facilitate connection between the high voltage collecting system 300 and the charging equipment as well as the electric load.The ship collecting cabinet according to any one of claims 2 to 12, wherein the opening is located on one side of the accommodation space (111), wherein the low voltage chamber (1) and the high voltage chamber (2) are provided stacked on top of each other, wherein the high voltage chamber (2) is located below the low voltage chamber (1).The ship collecting cabinet according to any one of claims 2 to 13, wherein the main body (110) is provided with a connecting ring (114).The ship collecting cabinet according to claim 14, wherein four connecting rings (114) are provided at the upper end of the main body (110) at intervals around the circumference of the main body (110).The ship collector according to any one of claims 2 to 15, wherein the door body (120) is pivotally connected to the main body (110), wherein a handle (121) is provided on the door body (120) to facilitate the rotation of the door body (120) relative to the main body (110).The ship collector according to any one of claims 1 to 16, wherein the high voltage collector system (300) comprises five sets of battery clusters connected in parallel, wherein the maximum current of each set of battery clusters does not exceed 140 A.The ship collector according to any one of claims 1 to 17, wherein a bus bar in the high voltage collector system (300) is a copper rail, the thickness of the copper rail is 6 mm, the length and width of the copper rail are each 50 mm.The ship collector according to any one of claims 1 to 18, wherein the low voltage control system (200) comprises a control switch (210) and a battery management system (220), and a switch mode power supply (230), wherein the battery management system (220) and the switch mode power supply (230) are respectively disposed on both sides of the cabinet body (100), wherein the battery management system (220) is connected to each battery cluster via a wire harness.The ship collector according to claim 19, wherein the high voltage collecting system (300) also comprises a fuse (310) and a relay (320), the control switch (210) being connected to the relay (320) via a low voltage communication harness.

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