CN211685533U

CN211685533U - Modular automatic cabin door

Info

Publication number: CN211685533U
Application number: CN201922217473.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Dapeng High Tech Wuhan Intelligent Equipment Co ltd
Current assignee: Dapeng High Tech Wuhan Intelligent Equipment Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-10-16
Anticipated expiration: 2029-12-12

Abstract

The utility model discloses a modular automatic cabin door, which comprises a cabin cover module, a cabin frame module, a linkage module and a drainage module; the hatch cover module comprises a cover plate, a reinforcing rib, a surrounding plate and a hinge seat; the cabin frame module comprises a door frame, a fixed platform, a watertight strip and a sealing strip; the linkage module comprises a driving arm, a driven arm, a driving fixed seat, a driven fixed seat, a hydraulic cylinder, a synchronous valve, a hydraulic pipe, a limit switch, an angle sensor and a processor; the cabin cover module is connected to the cabin frame module through the linkage module, and when the linkage module acts, the cabin cover module is driven to act to realize automatic opening or closing of the cabin door; the drainage module comprises a water pump, a drainage pipe and a float switch, is mounted on one side of the cabin frame module, and can drain accumulated water in the cabin of the ship body in time. The utility model discloses simple structure can block the wave and get into the cabin when closing, and evacuation ponding in time is fit for protecting hull upstream face cabin.

Description

Modular automatic cabin door

Technical Field

The utility model belongs to the technical field of mechanical equipment and specifically relates to an automatic hatch door of modularization is fit for being used for the watertight protection of waters hull cabin meeting wave surface.

Background

The floating water area platform, no matter traditional boats and ships or intelligent unmanned ships all receive wave influence easily, all can have and sway, surge, bow, roll, pitch, heave, and the six degrees of freedom that sway, and the cabin door equipment influence is great to installing on the ship to the repeated jolting during boats and ships motion simultaneously, especially influences whole ship body watertight characteristic.

The traditional cabin door adopts an inward swinging door, a vertical hinged door or a revolving door, needs to be manually opened or closed, and has the advantages of low intelligent degree, low closing precision, poor self-adjusting capability and poor blocking effect on water bodies facing wave surfaces. Specifically, the traditional cabin door is mounted through a door pin, so that the sealing degree is low, deformation is easy to generate, the cabin door needs to be corrected, adjusted and even replaced for multiple times at regular intervals, the maintenance and the maintenance of equipment in the cabin are greatly influenced, and a large amount of water mist waves can infiltrate into the cabin even if the cabin door is closed; especially, when the unmanned ship runs at a high speed, the wave outside the unmanned ship is easy to splash into the cabin in an open state, so that the equipment in the cabin is soaked, and the water body soaked in the unmanned ship is difficult to automatically discharge.

In view of the above, it is an urgent problem in the art to overcome the above-mentioned drawbacks of the prior art.

Disclosure of Invention

The utility model discloses the technical problem that needs to solve is: the traditional cabin door of a ship body platform in a water area is difficult to automatically seal and cover, so that seawater flows backwards or water mist enters the cabin, and particularly the cabin on the wave-facing surface can be continuously immersed after the cabin door is opened.

The utility model discloses a following technical scheme reaches above-mentioned purpose: a modularized automatic cabin door comprises a cabin cover module, a cabin frame module and a linkage module; the cabin cover module can be installed at an entrance of the cabin of the ship body, the cabin cover module can be connected to the cabin frame module through the linkage module, and the linkage module drives the cabin cover module to act to automatically open or close the cabin door when acting.

Further, the hatch cover module comprises an upper cover plate, a lower cover plate, a surrounding plate and a hinge seat; a surrounding plate is welded at the periphery between the upper cover plate and the lower cover plate to form a sealed cuboid, wherein the upper cover plate and the lower cover plate have the same size; the bottom surface both ends of apron respectively set up two articulated seats down, wherein lean on inboard be first articulated seat, lean on the articulated seat of outside for the second, first articulated seat is the same and parallel corresponding setting with the articulated seat model of second.

The cabin frame module comprises a door frame and a fixed platform; the size of the outer frame of the door frame is the same as that of the lower cover plate, so that the hatch cover module can be conveniently matched with the door frame in a covering mode; the fixed station sets up at the door frame both ends, and door frame accessible fixed station is fixed in the entrance in hull cabin, specifically does, places the assigned position with the door frame earlier, and the rethread bolt is connected the fixed station on the hull.

The linkage module comprises a driving arm, a driven arm, a driving fixed seat, a driven fixed seat, a hydraulic cylinder, a synchronous valve, a hydraulic pipe, a limit switch, an angle sensor and a processor;

a group of main fixed seats and a group of auxiliary fixed seats are respectively arranged at two ends of the bottom of the cabin frame module, a hydraulic cylinder is arranged on each main fixed seat, the two hydraulic cylinders are totally two, one end of the driving arm is connected to an output shaft of the hydraulic cylinder, the other end of the driving arm is connected to the first hinged seat, one end of the auxiliary arm is connected to the auxiliary fixed seats, and the other end of the auxiliary arm is connected to the second hinged seat; specifically, the distance between the main fixed seat and the auxiliary fixed seat is the same as the distance between the first hinge seat and the second hinge seat; the action lengths of the driving arm and the driven arm are the same, and a parallelogram linkage body is formed between the driving arm and the driven arm.

The hydraulic pipe comprises an inlet pipe and an outlet pipe, wherein the inlet pipe is arranged at the inlet of the synchronous valve, one end of the outlet pipe is connected with the outlet of the synchronous valve, and the other end of the outlet pipe is connected with the inlet of the hydraulic cylinder; specifically, the inlet pipe introduces high-pressure oil into the synchronizing valve, and the synchronizing valve evenly sends the high-pressure oil to the hydraulic cylinders on the two sides through the outlet pipe, so that the hydraulic cylinders on the two sides synchronously move with each other and have the same strength.

The limit switch is arranged on the inner side of the door frame and corresponds to the position of the driving arm, and can monitor whether the driving arm reaches the allowed limit position; the angle sensor is hung below a door beam of the door frame, and the monitoring end of the angle sensor is connected with an output shaft of the hydraulic cylinder, so that the rotating angle of the hydraulic cylinder can be monitored.

The processor is connected with the synchronous valve, the limit switch and the angle sensor and used for monitoring working condition information of the synchronous valve, the limit switch and the angle sensor, and particularly, the processor controls the synchronous valve to act according to a third party instruction to realize that the hydraulic cylinder rotates according to a specified angle, direction and speed; when the driving arm presses the limit switch, information is fed back to the processor, the processor closes the synchronous valve, and the hydraulic cylinder is self-maintained; the angle sensor monitors the rotation working condition of the output shaft of the hydraulic cylinder and transmits the monitoring data to the processor.

Furthermore, the hatch cover module also comprises a reinforcing rib which is welded between the upper cover plate and the lower cover plate to form an internal reinforced hatch cover module, so that the hatch cover module can be prevented from being flattened or deformed.

Furthermore, the structure of strengthening rib is rice style of calligraphy, can high-efficient increase support area.

Further, the bay module further comprises a sealing strip and a watertight strip; the sealing strip is arranged on the outer sides of the bottom ends of the door frame and the fixed platform, so that the bay frame module can be conveniently embedded into an inlet of a cabin of the ship body for external sealing, and water is prevented from entering the cabin of the ship body from the edge of the bay frame module; the watertight strip sets up the top surface at door frame door beam, the apron is provided with the holding tank that corresponds down, and when the cabin cover module lid closed on the door frame, the watertight strip inserted the holding tank and realizes that the contact surface is sealed, can effectively the separation water smoke gets into the hull cabin.

Further, the hatch cover module also comprises a drainage module; the drainage module comprises a water pump, a drainage pipe and a float switch; the water pump is arranged on one side of the fixed platform, and the drain pipe is arranged on the water pump in a matched manner; the water inlet end of the water discharge pipe vertically contacts with the water collecting point at the bottom of the cabin of the ship body downwards, the water outlet end of the water discharge pipe penetrates through the fixing platform and extends out of the ship body, accumulated water at the bottom of the cabin of the ship body can be discharged out of the ship body, and the problem of accumulated water after water is filled into the cabin when the cabin cover module is opened can be solved in time.

Furthermore, the hatch cover module, the door frame, the fixed station, the driving arm, the driven arm, the driving fixed seat, the driven fixed seat and the reinforcing ribs are all made of aluminum alloy materials.

Furthermore, the sealing strip and the watertight strip are made of rubber materials.

Further, the processor receives a third party control instruction through a CAN (controller area network) port or a COM (component object model) port.

Further, the export of synchro valve sets up the solenoid valve that links to each other with the treater to set up a plurality of pressure sensor that link to each other with the treater, will pressure sensor evenly distributed installs in the holding tank, monitors the sealing pressure of watertight strip to holding tank on the cabin cover module, defines as the abnormal end when watertight strip is less than appointed threshold value to the sealing pressure of single-ended holding tank on the cabin cover module, opens abnormal end solenoid valve and closes normal end solenoid valve, thereby drives the action of abnormal end pneumatic cylinder, restores the watertight strip to normal level to holding tank sealing pressure.

Compared with the prior art, the utility model has the following advantages.

1. The hatch cover module is automatically opened or closed by arranging the swing cylinder, and the opening and closing position can be accurately controlled, so that the hatch cover module keeps the sealing strength of the door frame.

2. Through setting up solenoid valve and pressure sensor, monitoring watertight strip is to the sealing pressure of holding tank on the cabin cover module, and when watertight strip was less than appointed threshold value to the sealing pressure of single-ended holding tank on the cabin cover module, opened unusual end solenoid valve and closed normal end solenoid valve to the unusual end pneumatic cylinder action of drive restores watertight strip to normal level to holding tank sealing pressure automatically.

3. The door frame is sealed by the watertight strip, and when the cabin door is closed, seawater splashing or water mist invasion into the cabin can be effectively isolated.

4. The mechanical strength is improved by arranging the reinforcing ribs in the middle of the hatch cover module.

5. After the hatch cover module is opened, water is easily poured into the cabin from the wave-facing surface, and water accumulated in the cabin is timely drained by arranging the drainage module.

6. The synchronous valves are arranged to control the two side hydraulic cylinders to synchronously coordinate, and the driving arm and the driven arm are matched to form a parallel four-bar mechanism, so that the uniform stress of the cabin door in the motion process is ensured, the deformation is reduced, and the service life of the cabin door is prolonged.

7. The modular design mode that the cabin door is separated from the ship body is adopted, the ship body is ensured not to influence the cabin door in the welding process, the welding deformation risk is avoided, and the debugging, the installation and the maintenance are convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a top perspective view of an open state of a hatch cover module in an embodiment of the present invention.

Fig. 2 is a structure diagram of the module component device in the embodiment of the present invention.

Fig. 3 is a bottom perspective view of the hatch cover module in an open state according to an embodiment of the present invention.

Fig. 4 is a bottom perspective view of a hatch cover module in an embodiment of the present invention.

Fig. 5 is an exploded view of a hatch cover module according to an embodiment of the present invention.

Fig. 6 is a top perspective view of the closing state of the hatch cover module in the embodiment of the present invention.

Fig. 7 is a top exploded view of a bay module according to an embodiment of the present invention.

Fig. 8 is a perspective view of the synchronizing valve and the hydraulic pipe in the embodiment of the present invention.

Fig. 9 is a perspective view of the synchronizing valve and the hydraulic pipe in the embodiment of the present invention.

In the figure: 1-a hatch module; 2-a bay module; 3-linkage module; 4-a drainage module; 101-an upper cover plate; 102-a lower cover plate; 103-surrounding edge plates; 104-a hinged seat; 105-reinforcing ribs; 106-accommodating grooves; 201-door frame; 202-fixed table; 203-sealing tape; 204-watertight strip; 301-the master arm; 302-a follower arm; 303-main fixed seat; 304-slave fixed seat; 305-a hydraulic cylinder; 306-a synchronization valve; 307-hydraulic pipes; 308-limit switch; 309-angle sensor; 310-a processor; 311-an inlet tube; 312-an outlet pipe; 401-a water pump; 402-a drain pipe; 403-float switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "up", "down", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing the present invention but do not require that the present invention must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other. The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1-9, a modular automatic cabin door comprises a cabin cover module 1, a cabin frame module 2 and a linkage module 3; the cabin cover module 1 is connected to the cabin frame module 2 through the linkage module 3, and when the linkage module 3 acts, the cabin cover module 1 is driven to act to realize automatic opening or closing of the cabin door.

In this embodiment, the hatch module 1 comprises an upper cover plate 101, a lower cover plate 102, a surrounding edge plate 103 and a hinge seat 104; the peripheral part between the upper cover plate 101 and the lower cover plate 102 is welded with a surrounding plate 103 to form a sealed cuboid, wherein the upper cover plate 101 and the lower cover plate 102 have the same size, the length is 110cm, the width is 60cm, and the thickness is 1cm, and the peripheral size of the surrounding plate 103 is 110cm, 60cm and 3 cm; two hinged seats 104 are respectively arranged at two ends of the bottom surface of the lower cover plate 102, wherein a first hinged seat 104 is arranged close to the inner side, a second hinged seat 104 is arranged close to the outer side, and the first hinged seat 104 and the second hinged seat 104 are in the same type and are arranged in parallel correspondingly.

The bay frame module 2 comprises a door frame 201 and a fixed platform 202; the size of the outer frame of the door frame 201 is the same as that of the lower cover plate 102, the length is 110cm, the width is 60cm, and the hatch cover module 1 can be conveniently matched with the door frame 201 in a covering mode; the fixed platforms 202 are arranged at two ends of the door frame 201, the door frame 201 can be fixed at an entrance of a cabin of a ship body through the fixed platforms 202, the fixed platforms 202 are 60cm in length, 10cm in width and 10cm in thickness, and when the hatch cover module 1 is completely covered on the door frame 201, the top surface of the upper cover plate 101 is flush with the top surface of the fixed platforms 202; specifically, the door frame 201 is placed at a designated position, and then the fixing table 202 is connected to the hull through six bolts.

The linkage module 3 comprises a driving arm 301, a driven arm 302, a driving seat 303, a driven seat 304, a hydraulic cylinder 305, a synchronous valve 306, a hydraulic pipe 307, a limit switch 308, an angle sensor 309 and a processor 310.

A group of main fixed seats 303 and a group of auxiliary fixed seats 304 are respectively arranged at two ends of the bottom of the bay module 2, each main fixed seat 303 is provided with a DES140-99 hydraulic cylinder 305, and two rotatable hydraulic cylinders 305 are provided, one end of the driving arm 301 is connected to an output shaft of the hydraulic cylinder 305, the other end of the driving arm is connected to the first hinged seat 104, one end of the driven arm 302 is connected to the auxiliary fixed seats 304, and the other end of the driven arm is connected to the second hinged seat 104; specifically, the distance between the main fixed seat 303 and the auxiliary fixed seat 304 is 10cm, and the distance between the first hinge seat and the second hinge seat is 10 cm; the active arm 301 and the slave fixed arm have the same action length, which is 30cm, and a parallelogram linkage is formed between the active arm 301 and the slave arm 302.

The synchronous valve 306 is arranged in the middle of the lower end of a door beam on one side of the door frame 201, the hydraulic pipe 307 comprises an inlet pipe 311 and an outlet pipe 312, wherein the inlet pipe 311 is arranged at the inlet of the synchronous valve 306, one end of the outlet pipe 312 is connected with the outlet of the synchronous valve 306, and the other end of the outlet pipe 312 is connected with the inlet of the hydraulic cylinder 305; specifically, the inlet pipe 311 introduces high-pressure oil output by an oil pump in the hull into the synchronizing valve 306, and the synchronizing valve 306 uniformly sends the high-pressure oil to the hydraulic cylinders 305 on both sides through the outlet pipe 312, so that the hydraulic cylinders 305 on both sides synchronously move with the same strength, and the hydraulic cylinders 305 can move the hatch cover module 1 stably and in parallel, wherein the inner diameter of the hydraulic cylinders 305 is 1 cm.

The limit switch 308 is mounted on the inner side of the door frame 201 and corresponds to the position of the active arm 301, and can monitor whether the active arm 301 reaches an allowed limit position; angle sensor 309 is DWQT type 10V voltage output angle sensor 309, hoists under the door beam of door frame 201, and its monitoring end links to each other with the output shaft of pneumatic cylinder 305, can monitor the rotation angle of pneumatic cylinder 305.

The processor 310 is a control box formed by taking a SIM32F CPU processor 310 as a core, and is connected to the synchronization valve 306, the limit switch 308 and the angle sensor 309 to monitor the working condition information of the synchronization valve 306, the limit switch 308 and the angle sensor 309, specifically, the processor 310 controls the synchronization valve 306 to act according to a third party instruction to realize that the hydraulic cylinder 305 rotates at a designated angle, direction and speed; when the driving arm 301 translates the hatch cover module 1 by 55cm and the hatch cover module 1 is completely moved to one side of the door frame 201 in the horizontal direction, the driving arm 301 touches the limit switch 308, the limit switch 308 feeds back the pressure information to the processor 310, the processor 310 closes the synchronous valve 306, the hydraulic cylinder 305 is self-maintained, and the hatch cover module 1 stops further translation; the angle sensor 309 monitors the rotation of the output shaft of the hydraulic cylinder 305 and transmits the monitored data to the processor 310, which facilitates determining the real-time status of the opening or closing of the door module.

In this embodiment, the hatch cover module 1 further includes a m-shaped reinforcing rib 105, the reinforcing rib 105 is welded between the upper cover plate 101 and the lower cover plate 102 to form the internal reinforced hatch cover module 1, so that the hatch cover module 1 can be prevented from being flattened or deformed, and particularly, the supporting area can be efficiently increased by using the m-shaped reinforcing rib 105.

In this embodiment, the bay module 2 further includes a sealing strip 203 and a watertight strip 204, which are made of rubber; the sealing strip 203 is 4cm high and 3mm thick and is arranged at the outer sides of the bottom ends of the door frame 201 and the fixed platform 202, so that the bay frame module 2 can be conveniently embedded into an inlet of a cabin of the ship body for external sealing, and a water body is prevented from entering the cabin of the ship body from the edge of the bay frame module 2; the watertight strip 204 comprises a trapezoidal bottom and an arc-shaped top, wherein the trapezoidal bottom is embedded into the top surface of the door beam of the door frame 201, and the arc-shaped top protrudes upwards by 6 mm; the lower cover plate 102 is provided with corresponding accommodating grooves 106, the depth of the accommodating grooves 106 is 4mm smaller than the protruding height of the arc-shaped top, and when the cabin cover module 1 is covered on the door frame 201, the watertight strip 2042mm can be extruded downwards, so that after the watertight strip 204 is inserted into the accommodating grooves 106, all contact surfaces are sealed, and water mist can be effectively prevented from entering the cabin of the ship body.

In this embodiment, the hatch cover module 1 further comprises a drainage module 4; the drainage module 4 comprises a water pump 401, a drainage pipe 402 and a float switch 403; the water pump 401 is arranged on one side of the fixed platform 202, and the drain pipe 402 is arranged on the water pump 401 in a matched manner; the water inlet end of the water discharge pipe 402 vertically contacts with the water collecting point at the bottom of the cabin of the ship body downwards, the water outlet end of the water discharge pipe 402 penetrates through the fixing platform 202 and extends out of the ship body, accumulated water at the bottom of the cabin of the ship body can be discharged out of the ship body, and the problem of accumulated water after water is filled into the cabin when the hatch cover module 1 is opened can be solved in time.

In this embodiment, the hatch cover module 1, the door frame 201, the fixed station 202, the driving arm 301, the driven arm 302, the driving seat 303, the driven seat 304, and the reinforcing rib 105 are all made of aluminum alloy materials.

In this embodiment, the processor 310 receives a third party control instruction through the CAN port or the COM port.

In this embodiment, the electromagnetic valve connected to the processor 310 is disposed at the outlet of the synchronous valve 306, and 4 pressure sensors connected to the processor 310 are disposed, the pressure sensors are installed at the inner vertex of the receiving tank 106, the sealing pressure of the watertight strip 204 to the receiving tank 106 on the hatch cover module 1 is monitored, when the sealing pressure of the watertight strip 204 to the single-end receiving tank 106 on the hatch cover module 1 is lower than a specified threshold of 200 newtons, an abnormal end electromagnetic valve is started to close the normal end electromagnetic valve, so as to drive the abnormal end hydraulic cylinder 305 to operate, and the sealing pressure of the watertight strip 204 to the receiving tank 106 is restored to a normal level, wherein the normal level is 200 newtons to 1000 newtons, specifically, when the sealing pressure at one end of the hatch cover module 1 is abnormal, only the corresponding end hydraulic cylinder 305 is driven to operate, and when the sealing pressure at one end is abnormal, both ends of the hydraulic cylinder 305 are, maintaining normal sealing pressure of the entire watertight strip 204 against the receiving groove 106.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A modularized automatic cabin door is characterized by comprising a cabin cover module (1), a cabin frame module (2) and a linkage module (3); the cabin cover module (1) can be connected to the cabin frame module (2) through the linkage module (3), and when the linkage module (3) acts, the cabin cover module (1) is driven to act to realize automatic opening or closing of the cabin door;

the hatch cover module (1) comprises an upper cover plate (101), a lower cover plate (102), a surrounding edge plate (103) and a hinge seat (104); a surrounding plate (103) is welded at the periphery between the upper cover plate (101) and the lower cover plate (102) to form a sealed cuboid, wherein the upper cover plate (101) and the lower cover plate (102) have the same size; two hinging seats (104) are respectively arranged at two ends of the bottom surface of the lower cover plate (102), wherein the first hinging seat (104) is arranged close to the inner side, and the second hinging seat (104) is arranged close to the outer side;

the bay frame module (2) comprises a door frame (201) and a fixed platform (202); the size of the outer frame of the door frame (201) is the same as that of the lower cover plate (102); the fixed platforms (202) are arranged at two ends of the door frame (201);

the linkage module (3) comprises a driving arm (301), a driven arm (302), a driving fixed seat (303), a driven fixed seat (304), a hydraulic cylinder (305), a synchronous valve (306), a hydraulic pipe (307), a limit switch (308), an angle sensor (309) and a processor (310);

a group of main fixed seats (303) and a group of auxiliary fixed seats (304) are respectively arranged at two ends of the bottom of the bay module (2), a hydraulic cylinder (305) is arranged on each main fixed seat (303), one end of a driving arm (301) is connected to an output shaft of the hydraulic cylinder (305), the other end of the driving arm is connected to a first hinged seat (104), one end of a driven arm (302) is connected to the auxiliary fixed seats (304), and the other end of the driven arm is connected to a second hinged seat (104); a parallelogram linkage body is formed between the driving arm (301) and the driven arm (302);

the synchronous valve (306) is mounted in the middle of the lower end of a door beam on one side of the door frame (201), the hydraulic pipe (307) comprises an inlet pipe (311) and an outlet pipe (312), the inlet pipe (311) is arranged at the inlet of the synchronous valve (306), one end of the outlet pipe (312) is connected with the outlet of the synchronous valve (306), and the other end of the outlet pipe is connected with the inlet of the hydraulic cylinder (305);

the limit switch (308) is arranged on the inner side of the door frame (201) and corresponds to the position of the driving arm (301); the angle sensor (309) is hung below a door beam of the door frame (201), and the monitoring end of the angle sensor is connected with an output shaft of the hydraulic cylinder (305);

and the processor (310) is connected with the synchronous valve (306), the limit switch (308) and the angle sensor (309) and monitors the working condition information of the synchronous valve (306), the limit switch (308) and the angle sensor (309).

2. Automatic door according to claim 1, characterized in that the hatch module (1) further comprises a stiffener (105), the stiffener (105) being welded between the upper cover plate (101) and the lower cover plate (102).

3. The automatic door according to claim 2, characterized in that the structure of the stiffener (105) is m-shaped.

4. The automatic door according to claim 3, characterized in that said bay module (2) further comprises a sealing strip (203) and a watertight strip (204); the sealing strip (203) is arranged on the outer sides of the bottom ends of the door frame (201) and the fixed platform (202); the watertight strip (204) is arranged on the top surface of a door beam of the door frame (201), and the lower cover plate (102) is provided with a corresponding accommodating groove (106).

5. The automatic door according to claim 4, characterized in that said hatch module (1) further comprises a drainage module (4); the drainage module (4) comprises a water pump (401), a drainage pipe (402) and a float switch (403); the water pump (401) is arranged on one side of the fixed platform (202), and the drain pipe (402) is arranged on the water pump (401) in a matched manner; the water inlet end of the water discharge pipe (402) vertically contacts with the water collecting point at the bottom of the cabin of the ship body downwards, and the water outlet end of the water discharge pipe (402) penetrates through the fixing platform (202) and extends out of the ship body, so that accumulated water at the bottom of the cabin of the ship body can be discharged out of the ship body.

6. Automatic door according to claim 5, characterized in that the hatch module (1), the door frame (201), the fixed station (202), the driving arm (301), the driven arm (302), the driving seat (303), the driven seat (304) and the reinforcement (105) are all made of aluminium alloy material.

7. Automatic door according to claim 6, characterized in that said sealing strip (203) and watertight strip (204) are made of rubber.

8. The automated door according to claim 7, characterized in that the processor (310) receives third party control commands through a CAN port or a COM port.

9. The automated door according to claim 8, characterized in that a solenoid valve connected to the processor (310) is provided at the outlet of the synchronization valve (306), and a plurality of pressure sensors connected to the processor (310) are provided, the pressure sensors are installed in the housing groove (106) in a uniformly distributed manner, the sealing pressure of the watertight strip (204) against the housing groove (106) of the deck cover module (1) is monitored, when the sealing pressure of the watertight strip (204) against the single-ended housing groove (106) of the deck cover module (1) is lower than a specified threshold value 2, an abnormal end is defined, and the abnormal end solenoid valve is actuated to close the normal end solenoid valve, thereby actuating the abnormal end hydraulic cylinder (305) to restore the sealing pressure of the watertight strip (204) against the housing groove (106) to a normal level.