CN220492290U - Waterproof device and ship battery box - Google Patents

Abstract

The utility model provides a waterproof device and a ship battery box, and belongs to the technical field of ship power conversion. The waterproof device can be arranged on the battery box in an opening and closing manner to protect the electric connector, and comprises a mounting part and a waterproof part, wherein the mounting part is arranged close to the electric connector of the battery box; the waterproof part is slidably arranged on the mounting part, so that a sealing space covered on the electric connector is formed, and the sealing space is opened by the movement of the waterproof part to perform electric connection. The waterproof device is arranged at a position close to the electric connector of the battery box, and moves and opens an opposite interface of the electric connector when the electric connector needs to be in butt joint with the equipment end connector; when the electric connector does not need to be in butt joint with the equipment end connector, the waterproof device moves and closes the butt joint opening of the connector, rainwater can be prevented from entering the electric connector, and the safety of the battery box in outdoor charging operation is improved.

Description

Waterproof device and ship battery box

The present application claims priority from chinese patent application CN202123455524.4, whose filing date is 2021, 12, 31. The present application refers to the entirety of the above-mentioned chinese patent application.

Technical Field

The utility model relates to the technical field of ship power conversion, in particular to a waterproof device and a ship battery box.

Background

The current oil-to-electricity strategy has been extended from land transportation to sea transportation, and because inland ports do not have the foundation condition for building charging piles, a power conversion scheme becomes a main technical route of electric ships, a charging station is built at a position which is a certain distance from the ports, and short-distance distribution of battery boxes is carried out between the charging station and the ports and docks by utilizing vehicles.

Because the ship sails in the water area, the requirement for the cruising ability of the battery is high, and therefore, the ship is required to be provided with an ultra-large battery box. Further, to achieve quick replacement of the battery box, the battery box is usually locked on the deck of the ship, i.e. in an open air environment; and the large battery box is charged in the open air. Therefore, external environmental factors bring great potential safety hazards to the battery box and the charging and discharging process of the battery box, and the waterproof performance requirement on the battery box is improved.

Disclosure of Invention

The utility model aims to overcome the defects of low waterproof performance and potential safety hazard of a ship battery box in the prior art, and provides a waterproof device and the ship battery box.

The utility model solves the technical problems by the following technical scheme:

a waterproof apparatus openably and closably provided on a battery box to protect an electrical connector, the waterproof apparatus comprising:

the mounting part is arranged close to the electric connector of the battery box;

and the waterproof part is slidably arranged on the mounting part, so that a sealing space covered on the electric connector is formed, and the sealing space is opened by the movement of the waterproof part to perform electric connection.

In the scheme, the sealing space formed by the mounting part and the waterproof part keeps the protection function on the electric connector, so that rainwater can be prevented from entering the electric connector, and the waterproof performance and the safety performance of the battery box in an outdoor environment are improved; when the electric connector needs to be in butt joint with the equipment end connector to execute charge and discharge operation, the waterproof part arranged in a sliding mode can meet the requirement at any time, electric connection can be performed after the electric connector is opened, the structure is simple, and the waterproof performance and the safety of the battery box can be remarkably improved.

Preferably, the mounting portion includes a fixing frame fixedly disposed on the battery box at a predetermined distance from a peripheral side of the electrical connector, and support plates formed on both sides of a front end surface of the fixing frame in a moving direction of the waterproof portion, the fixing frame forming a slide way for the waterproof portion to move in a place of the support plates, the waterproof portion including a waterproof door movably disposed along the slide way, both sides of the waterproof door having a fastening portion extending from an outer side of the support plates into the slide way.

In this scheme, form the gliding slide of confession water proof door through setting up on the fixed frame of electric connector week side, the water proof door has the buckling parts that extends to in the slide moreover, ensures that the water proof door can not loosen in by the slide, ensures the steadiness of being connected between water proof door and the installation department, can play the guard action well to electric connector on the battery box, prevents that the rainwater from getting into electric connector department, improves the security of battery box at outdoor operation.

Preferably, the installation department still includes locating the backup pad top and fixes splitter plate and inclined baffle on the terminal surface of the top frame of fixed frame, the splitter plate with form the splitter box between the top frame of fixed frame, the splitter box is used for with water to the direction guide of backup pad, the lower extreme of inclined baffle is connected the top frame, the upper end of inclined baffle is connected the upper end of splitter plate, the inclined baffle is used for spacing from the upside the water-proof door.

In the scheme, rainwater falling from the top is collected into a diversion groove formed between the diversion plate and the fixed frame, flows into a slideway between the fixed frame and the supporting plate along the diversion groove, and can be discharged along the slideway; in addition, when the waterproof door moves to the sealed space of closing the electric connector along the slide way, the limiting plate formed on the top surface of the waterproof door is abutted on the inclined surface of the inclined baffle plate, so that the limiting function of the waterproof door from the upper side is realized, the waterproof door is prevented from shaking relative to the fixed frame, the waterproof performance is influenced, noise is generated, and the stability of the waterproof door is improved.

Preferably, waterproof protruding edges extend upwards on two sides of the top surface of the waterproof door and the outer side opposite to the battery box so as to limit and guide water flow.

In this scheme, the top surface three sides of water-proof door are equipped with waterproof protruding edge for the rainwater flows down from the one side that is close to the battery box lateral wall that is equipped with waterproof protruding edge, flows into the draw-off groove back slide of installation department along downwardly extending's limiting plate, discharges through the slide of both sides, avoids the rainwater to gather at the top surface of water-proof door, improves waterproof performance.

Preferably, the waterproof protruding edge arranged at the outer side opposite to the battery box is higher than the waterproof protruding edges at the two sides to form a vertical plate structure, and the waterproof door on the external electric connection device is hung through the vertical plate structure so as to be opened and closed simultaneously.

In this scheme, outside electric connection device also has the water proof door, and its water proof door articulates on the riser structure that forms with the relative waterproof protruding edge of battery box, when the water proof door on the battery box opens or when closing, can drive outside electric connection device's water proof door and open and close together for two water proof doors keep synchronous movement, when improving switching door efficiency, guarantee waterproof leakproofness.

Preferably, the mounting part further comprises a bottom plate fixed at a lower position of the electric connector and connected with a bottom frame of the fixed frame, and a limit groove for limiting the waterproof door is formed upwards in the bottom plate.

In this scheme, the spacing groove that the bottom plate formed has realized the spacing function to the water proof door from the downside, combines upside spacing function further to prevent that the water proof door from taking place to rock relative fixed frame, ensures the stability of water proof door on fixed frame, ensures waterproof performance.

Preferably, the bottom plate comprises a plane plate attached to the lower surface of the bottom frame and a longitudinal plate extending upwards from the end surface of the plane plate, the limiting groove is formed between the longitudinal plate and the supporting plate, the end part of the longitudinal plate extends outwards to form a guiding part, and the guiding part is used for guiding the waterproof door.

In this scheme, the spacing groove is by supreme opening progressively increasing down, and the guide portion further increases the opening, and when the waterproof door closed, the waterproof door of whereabouts contacted the guide portion at first, and in the spacing groove between longitudinal plate and the backup pad was removed gradually under the direction of guide portion, realized the downside limit function of waterproof door.

Preferably, the waterproof device further comprises a locking mechanism arranged on the upper surface of the bottom frame, and the locking mechanism comprises a bolt which is arranged in a telescopic mode and is used for being matched with a locking hole on the waterproof door to lock or unlock the waterproof door.

In this scheme, when the water proof door whereabouts arrives in the spacing groove, reach the assigned position back, the bolt can lock the water proof door through the locking hole on the water proof door, avoids the water proof door to lead to being opened because of the exogenic action, guarantees the water proof effect of water proof door.

Preferably, the longitudinal plate is provided with a first through hole for accommodating the bolt and a second through hole for passing an unlocking rod.

In the scheme, in order to lock the waterproof door, the bolt needs to penetrate through the waterproof door for a certain length, and a first through hole is formed in the longitudinal plate, so that an avoidance space is provided for the penetrated bolt, and the locking stability is ensured; in addition, the second through hole provides an unlocking position space for the unlocking rod, and the structure is simple and reliable.

Preferably, a plurality of drain holes are arranged on the plane plate of the bottom plate and the corresponding positions of the bottom frame.

In this scheme, the water proof door falls into the spacing inslot after, and its rainwater on the side opposite with the electric connector is the landing to the spacing inslot promptly, through add the wash port in the spacing inslot, has realized the drainage effect, avoids the rainwater to pile up and brings the potential safety hazard. Slide way

Preferably, the plane plate extends to two sides into the slideway, and at least two of the plurality of drain holes are respectively arranged at positions corresponding to the slideway.

In this scheme, the rainwater that flows down in from the slide can be through the wash port that corresponds the setting with the slide and discharge, avoids the rainwater to gather and brings the potential safety hazard.

Preferably, the longitudinal plate is provided with an avoidance area at a position corresponding to the support plate so as to avoid the waterproof door frame on the external electric connection device.

In the scheme, one side of the battery box is provided with the waterproof door and the mounting part, the external electric connecting device connected with the battery box is also provided with the waterproof device, and when in electric connection, the two fixing frames for sliding the waterproof doors need to be closely butted, so that a sealing space is provided for the butt joint of the electric connectors, and the safety of electric connection is ensured; based on this, dodge the setting in district and make the watertight fittings of watertight fittings and outside electric connection device of battery box realize close fit and connect, guarantee sealed good, avoid rainwater to get into wherein.

Preferably, the waterproof device further comprises a hanging mechanism comprising a buckle mounted on the waterproof part and a hook mounted on the battery box, the buckle being used to cooperate with the hook to bring the waterproof part into a state of opening the sealed space.

In this scheme, when waterproof portion opens and rise to appointed position, with the hasp on the waterproof portion hang on the couple on the battery box, guarantee that waterproof portion is in open state continuously to carry out the electricity and connect and realize battery box charge-discharge operation.

A ship battery box comprises a box body and the waterproof device.

In the scheme, the waterproof device is arranged on the ship battery box, the protection effect on the electric connector is kept through the sealing space formed by the mounting part and the waterproof part, rainwater can be prevented from entering the electric connector, and the waterproof performance and the safety performance of the battery box in an outdoor environment are improved; when the electric connector needs to be in butt joint with the equipment end connector to execute charge and discharge operation, the waterproof part arranged in a sliding mode can meet the requirement at any time, electric connection can be performed after the electric connector is opened, the structure is simple, and the waterproof performance and the safety of the battery box can be remarkably improved.

The utility model has the positive progress effects that:

the sealing space formed by the mounting part and the waterproof part keeps the protection function on the electric connector, so that rainwater can be prevented from entering the electric connector, and the waterproof performance and the safety performance of the battery box in an outdoor environment are improved; when the electric connector needs to be in butt joint with the equipment end connector to execute charge and discharge operation, the waterproof part arranged in a sliding mode can meet the requirement at any time, electric connection can be performed after the electric connector is opened, the structure is simple, and the waterproof performance and the safety of the battery box can be remarkably improved.

Drawings

Fig. 1 is a structural view of a marine battery box of the present utility model.

Fig. 2 is a structural view of the waterproof apparatus of the present utility model.

Fig. 3 is a front view of the mounting portion and the locking mechanism of the waterproof device of the present utility model.

Fig. 4 is a rear view of the mounting portion and the locking mechanism of the waterproof device of the present utility model.

Fig. 5 is a top view of the mounting portion of the present utility model.

Fig. 6 is a bottom view of the mounting portion of the present utility model.

Fig. 7 is a structural view of the waterproof part and the reclining mechanism of the present utility model.

Reference numerals illustrate:

battery box 100

Electric connector 101

Waterproof device 102

Mounting portion 1

Fixing frame 11

Top frame 111

Bottom frame 112

Support plate 12

Slideway 13

Splitter plate 14

Inclined baffle 15

Splitter box 16

Bottom plate 17

Limiting groove 171

Plane plate 172

Drain hole 1721

Longitudinal plate 173

Guide 1731

First via 1732

Second through hole 1733

Avoidance area 1734

Waterproof part 2

Waterproof door 21

Fastening portion 211

Waterproof flange 212

Locking hole 213

Limiting plate 214

Locking mechanism 3

Bolt 31

Unlocking lever 32

Hanging mechanism 4

Hasp 41

Hook 42

Detailed Description

The utility model will now be more fully described by way of example only and with reference to the accompanying drawings, but the utility model is not thereby limited to the embodiments described.

As shown in fig. 1 to 7, a waterproof device 102 is provided on a battery box 100 to protect an electrical connector 101, in this embodiment, the waterproof device 102 is provided at an end face of the battery box 100, a connector-to-interface is provided on a side wall of the battery box 100, the electrical connector 101 is provided in the connector-to-interface, and the waterproof device 102 is provided at an outer periphery of the connector-to-interface; when the electrical connector 101 needs to be docked with the device-side connector, the waterproof device 102 moves and opens to expose the electrical connector 101; when the electrical connector 101 does not need to be docked with the device-side connector, the waterproof device 102 moves and closes to cover the electrical connector 101, preventing rain water from entering the electrical connector 101.

The waterproof device 102 comprises a mounting part 1 and a waterproof part 2, wherein the mounting part 1 is arranged close to the electric connector 101 of the battery box 100; the waterproof part 2 is slidably provided on the mounting part 1, thereby forming a sealed space covered on the electrical connector 101, and the sealed space is opened by movement of the waterproof part 2 to make electrical connection. The sealing space formed by the mounting part 1 and the waterproof part 2 keeps the protection function on the electric connector 101, so that rainwater can be prevented from entering the electric connector 101, and the waterproof performance and the safety performance of the battery box 100 in an outdoor environment can be improved; when the electric connector 101 needs to be docked with the equipment-side connector to perform the charge and discharge operation, the waterproof part 2 which is slidably arranged can meet the requirement at any time, and after being opened, the electric connection can be performed, so that the electric connector is simple in structure, and the waterproof performance and the safety of the battery box 100 can be remarkably improved. In other embodiments, the waterproof part 2 may be horizontally moved along the mounting part 1 to control the opening and closing of the sealed space.

In this embodiment, the mounting portion 1 includes a fixing frame 11 fixedly provided on the battery box 100 at a predetermined distance from the peripheral side of the electrical connector 101, and support plates 12 formed on both sides of the front end surface of the fixing frame 11 in the moving direction of the waterproof portion 2, a slide 13 for the waterproof portion 2 to move is formed between the fixing frame 11 and the support plates 12, the waterproof portion 2 includes a waterproof door 21 movably provided along the slide 13, and both sides of the waterproof door 21 have engagement portions 211 extending into the slide 13 from the outer side of the support plates 12.

The slide way 13 for sliding the waterproof door 21 is formed on the fixing frame 11 arranged on the periphery of the electric connector 101, and the waterproof door 21 is provided with the buckling part 211 extending into the slide way 13, so that the waterproof door 21 is prevented from loosening in the slide way 13, the connection stability between the waterproof door 21 and the mounting part 1 is ensured, the electric connector 101 on the battery box 100 can be well protected, rainwater is prevented from entering the electric connector 101, and the safety of the outdoor operation of the battery box 100 is improved.

In this embodiment, the fixing frame 11 adopts a ring structure, and the fixing frame 11 is formed by connecting a plurality of plates or integrally formed. The fixing frame 11 is mounted on the battery case 100 by bolts, the support plate 12 is vertically disposed, and accordingly the slide 13 extends in a vertical direction, and the waterproof door 21 opens or closes the sealed space by moving up and down. In other embodiments, as an alternative, the support plate 12 is horizontally disposed, i.e. disposed on the upper side and the lower side of the connector opposite port, and the corresponding waterproof door 21 can move horizontally along the support plate 12 to control the opening and closing of the sealed space.

In this embodiment, the edge of the waterproof door 21 is bent to the same side twice continuously to form the fastening portion 211, and the fastening portion 211 can block rainwater from flowing to the electrical connector 101, so as to ensure safe charging operation.

In this embodiment, the mounting portion 1 further includes a diversion plate 14 and an inclined baffle 15 provided on the top of the support plate 12 and fixed on the end face of the top frame 111 of the fixed frame 11, a diversion groove 16 is formed between the diversion plate 14 and the top frame 111 of the fixed frame 11, the diversion groove 16 is used for guiding water in the direction of the support plate 12, the lower end of the inclined baffle 15 is connected with the top frame 111, the upper end of the inclined baffle 15 is connected with the upper end of the diversion plate 14, and the inclined baffle 15 is used for restricting the waterproof door 21 from the upper side.

Rainwater falling from the top is collected into a diversion groove 16 formed between the diversion plate 14 and the fixed frame 11, flows into a slideway 13 between the fixed frame 11 and the supporting plate 12 along the diversion groove 16, and can be discharged along the slideway 13; in addition, when the waterproof door 21 moves along the slide way 13 to close the sealed space of the electrical connector 101, the limiting plate 214 formed on the top surface of the waterproof door 21 abuts against the inclined surface of the inclined plate 15, so as to realize the limiting function of the waterproof door 21 from the upper side, prevent the waterproof door 21 from shaking relative to the fixed frame 11, influence the waterproof performance or generate noise, and improve the stability of the waterproof door 21.

In this embodiment, waterproof protruding edges 212 extend upward from both sides of the top surface of the waterproof door 21 and the outer side opposite to the battery case 100 to limit and guide the water flow. The waterproof protruding edges 212 are arranged on the three sides of the top surface of the waterproof door 21, so that rainwater flows down along one side, which is not provided with the waterproof protruding edges 212 and is close to the side wall of the battery box 100, and flows into the rear slide way of the diversion channel 16 of the installation part 1 along the limiting plate 214 extending downwards, and is discharged through the slide ways 13 on the two sides, thereby avoiding rainwater accumulation on the top surface of the waterproof door 21 and improving waterproof performance.

In the present embodiment, the waterproof flanges 212 provided at the outer sides opposite to the battery case 100 are provided higher than the waterproof flanges 212 at both sides to form a standing plate structure by which the waterproof door 21 on the external electric connection device is hung so as to be opened and closed at the same time. The external electric connection device is also provided with a waterproof door 21, the waterproof door 21 is hung on a vertical plate structure formed by a waterproof convex edge 212 opposite to the battery box 100, when the waterproof door 21 on the battery box 100 is opened or closed, the waterproof door 21 of the external electric connection device can be driven to be opened or closed together, so that the two waterproof doors 21 can move synchronously, the door opening and closing efficiency is improved, and meanwhile, the waterproof sealing performance is ensured.

In this embodiment, the mounting portion 1 further includes a bottom plate 17 fixed at a lower position of the electrical connector 101 and connected to the bottom frame 112 of the fixed frame 11, and the bottom plate 17 is upwardly formed with a limit groove 171 for limiting the waterproof door 21. The limiting groove 171 formed by the bottom plate 17 realizes the limiting function of the waterproof door 21 from the lower side, and further prevents the waterproof door 21 from shaking relative to the fixed frame 11 in combination with the upper limiting function, so that the stability of the waterproof door 21 on the fixed frame 11 is ensured, and the waterproof performance is ensured. The bottom plate 17 provides a supporting platform for the waterproof door 21 at the same time, and prevents the waterproof door 21 from sliding to the ground.

In this embodiment, the bottom plate 17 includes a planar plate 172 attached to the lower surface of the bottom frame 112, and a longitudinal plate extending upward from an end surface of the planar plate 172, a limiting groove 171 is formed between the longitudinal plate and the supporting plate 12, and an end of the longitudinal plate extends outward to form a guide portion 1731, where the guide portion 1731 is used for guiding the waterproof door 21. The limit groove 171 is gradually enlarged from bottom to top, the guide portion 1731 further enlarges the opening, and when the waterproof door 21 is closed, the falling waterproof door 21 first contacts the guide portion 1731, and gradually moves into the limit groove 171 between the longitudinal plate and the support plate 12 under the guide of the guide portion 1731, thereby realizing the lower limit function of the waterproof door 21. In this embodiment, the planar plate 172 and the longitudinal plate are integrally formed, and in other embodiments, both may be welded and fixed.

In this embodiment, the waterproof device 102 further includes a locking mechanism 3 disposed on an upper surface of the bottom frame 112, and the locking mechanism 3 includes a latch 31 that is telescopically disposed and is configured to cooperate with a locking hole 213 on the waterproof door 21 to lock or unlock the waterproof door 21. When the waterproof door 21 falls into the limiting groove 171, after reaching the designated position, the latch 31 can lock the waterproof door 21 through the locking hole 213 on the waterproof door 21, so that the waterproof door 21 is prevented from being opened due to the action of external force, and the waterproof effect of the waterproof door 21 is ensured.

In this embodiment, the longitudinal plate has a first through hole 1732 for receiving the latch 31 and a second through hole 1733 for passing the unlocking lever 32. In order to lock the waterproof door 21, the bolt 31 needs to penetrate through the waterproof door 21 for a certain length, and a first through hole 1732 is formed in the longitudinal plate 173 to provide a avoidance space for the penetrated bolt 31, so that the locking stability is ensured; in addition, the second through hole 1733 provides an unlocking position space for the unlocking lever 32, and has a simple and reliable structure.

The locking and unlocking process of the waterproof door 21 of the present embodiment is as follows: in the locked state, the latch pin 31 of the locking mechanism 3 passes through the first through hole 1732 of the longitudinal plate and the corresponding locking hole 213 provided on the waterproof door 21 to lock the waterproof door 21 with the mounting part 1; when unlocking, the unlocking rod 32 applies a load to the unlocking block of the locking mechanism 3 in a direction away from the waterproof door 21, the movement of the unlocking rod 32 drives the plug pin 31 to move, and when the plug pin 31 moves to be separated from the locking hole 213 of the waterproof door 21, unlocking is achieved, and the waterproof door 21 can be moved to be opened.

In the present embodiment, a plurality of drain holes 1721 are provided at corresponding positions of the flat plate 172 of the bottom plate 17 and the bottom frame 112. After the waterproof door 21 falls into the limiting groove 171, rainwater on the side surface opposite to the electric connector 101 slides into the limiting groove 171, and the draining effect is achieved by additionally arranging the draining hole 1721 in the limiting groove 171, so that potential safety hazards caused by rainwater accumulation are avoided.

In this embodiment, the flat plate 172 extends into the slide 13 toward two sides, and at least two of the plurality of water draining holes 1721 are respectively disposed at positions corresponding to the slide 13. The rainwater flowing down from the slide way 13 can be discharged through the drain hole 1721 corresponding to the slide way 13, so that the potential safety hazard caused by rainwater accumulation is avoided.

In this embodiment, the longitudinal plate is provided with a avoidance area 1734 at a position corresponding to the support plate 12 to avoid the waterproof door 21 frame on the external electrical connection device. When the electrical connector 101 is in butt joint with the equipment end connector, the outer surface of the installation part 1 is required to be in sealing connection with the equipment end, and a sealing ring is arranged on the outer surface of the installation part 1 or the equipment end in specific application, and is attached to the outer surface of the installation part 1. In this embodiment, a waterproof door 21 and an installation part 1 are provided on one side of the battery box 100, and a waterproof device 102 is also provided on an external electrical connection device connected with the battery box 100, and when electrical connection is performed, the two fixing frames 11 for sliding the waterproof doors 21 need to be tightly abutted, so as to provide a sealing space for abutting the electrical connector 101, and ensure the safety of electrical connection; based on this, the arrangement of the avoidance area 1734 makes the waterproof device 102 of the battery case 100 and the waterproof device 102 of the external electrical connection device cooperatively connected, ensures good sealing, and prevents entry of rainwater.

In this embodiment, the waterproof device 102 further includes a hanging mechanism 4, and the hanging mechanism 4 includes a buckle 41 mounted on the waterproof part 2 and a hook 42 mounted on the battery case 100, the buckle 41 being adapted to cooperate with the hook 42 to bring the waterproof part 2 into a state of opening the sealed space. When the waterproof part 2 is opened and ascends to a designated position, the hasp 41 on the waterproof part 2 is hung on the hook 42 on the battery box 100, so that the waterproof part 2 is ensured to be in an opened state continuously, and electric connection is carried out to realize the charge and discharge operation of the battery box 100.

A marine battery box 100 comprising a box body and a waterproof device 102 as described above. The container body of the ship battery box 100 in the embodiment is in a container form, the ship battery box 100 is provided with the waterproof device 102, and the sealing space formed by the mounting part 1 and the waterproof part 2 keeps the protection effect on the electric connector 101, so that rainwater can be prevented from entering the electric connector 101, and the waterproof performance and the safety performance of the battery box 100 in an outdoor environment are improved; when the electric connector 101 needs to be docked with the equipment-side connector to perform the charge and discharge operation, the waterproof part 2 which is slidably arranged can meet the requirement at any time, and after being opened, the electric connection can be performed, so that the electric connector is simple in structure, and the waterproof performance and the safety of the battery box 100 can be remarkably improved.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims (14)

1. A waterproof apparatus, characterized in that an openable and closable arrangement is provided on a battery box to protect an electrical connector, the waterproof apparatus comprising:

the mounting part is arranged close to the electric connector of the battery box;

and the waterproof part is slidably arranged on the mounting part, so that a sealing space covered on the electric connector is formed, and the sealing space is opened by the movement of the waterproof part to perform electric connection.

2. The waterproof device according to claim 1, wherein the mounting portion includes a fixing frame fixedly provided on the battery box at a predetermined distance from a peripheral side of the electrical connector, and support plates formed on both sides of a front end surface of the fixing frame in a moving direction of the waterproof portion, the fixing frame forming a slide way for the waterproof portion to move at the support plates, the waterproof portion including a waterproof door movably provided along the slide way, both sides of the waterproof door having a fastening portion extending into the slide way from an outer side of the support plates.

3. The waterproof device according to claim 2, wherein the mounting portion further comprises a diverter plate and a diagonal baffle plate provided at the top of the support plate and fixed to an end surface of the top frame of the fixed frame, a diverter groove is formed between the diverter plate and the top frame of the fixed frame, the diverter groove is used for guiding water in a direction of the support plate, a lower end of the diagonal baffle plate is connected to the top frame, an upper end of the diagonal baffle plate is connected to an upper end of the diverter plate, and the diagonal baffle plate is used for restricting the waterproof door from an upper side.

4. The waterproof device according to claim 2, wherein waterproof flanges extend upward from both sides of the top surface of the waterproof door and the outside opposite to the battery box to limit and guide the water flow.

5. The waterproof apparatus according to claim 4, wherein the waterproof flanges provided at the outer sides opposite to the battery case are provided higher than the waterproof flanges at both sides to form a standing plate structure by which a waterproof door on an external electric connection apparatus is hung so as to be opened and closed at the same time.

6. The waterproof device according to claim 2, wherein the mounting portion further comprises a bottom plate fixed at a lower position of the electrical connector and connected to a bottom frame of the fixing frame, and the bottom plate is upwardly formed with a limit groove for limiting the waterproof door.

7. The waterproof device according to claim 6, wherein the bottom plate comprises a plane plate attached to the lower surface of the bottom frame and a longitudinal plate extending upward from an end surface of the plane plate, the limit groove is formed between the longitudinal plate and the support plate, and an end portion of the longitudinal plate extends outward to form a guide portion for guiding the waterproof door.

8. The waterproof device of claim 7, further comprising a locking mechanism disposed on an upper surface of the bottom frame, the locking mechanism comprising a telescopically disposed latch for cooperating with a locking aperture on the waterproof door to lock or unlock the waterproof door.

9. The waterproof apparatus according to claim 8, wherein the longitudinal plate has a first through hole for receiving the latch and a second through hole for passing an unlocking lever.

10. The waterproof device according to claim 7, wherein a plurality of drain holes are provided at corresponding positions of the flat plate of the bottom plate and the bottom frame.

11. The water-resistant apparatus of claim 10, wherein the planar plate extends into the slide on both sides, and at least two of the plurality of drainage holes are respectively disposed at positions corresponding to the slide.

12. The waterproof apparatus according to claim 7, wherein the longitudinal plate is provided with a relief area at a position corresponding to the support plate to relieve the waterproof door frame on the external electric connection apparatus.

13. The waterproof apparatus according to claim 1, further comprising a hanging mechanism including a buckle mounted on the waterproof portion and a hook mounted on the battery box, the buckle being for cooperation with the hook to bring the waterproof portion into a state of opening the sealed space.

14. A marine battery compartment comprising a housing and a waterproof arrangement as claimed in any one of claims 1 to 13.