Ship earth station based on Beidou navigation system

Abstract

The invention provides a ship earth station based on a Beidou navigation system. The ship earth station is characterized by comprising a local control unit, a shell, a driving motor, a supporting structure, a lifting plate, a connecting structure, a protection structure, a sliding door, a lead screw and a Beidou signal transceiver body. By arranging modules such as a supporting structure, lifting structures, a connecting structure and a lead screw, an operator can control starting and stopping of two motors to enable the two lifting structures to be located at different heights, the two ends of the supporting structure are in sliding connection with a rotating block, and the rotating block can rotate by a certain angle in a lifting plate; the Beidou signal transceiver body located in the protection structure can point to different angles under the support of the support structure and the connection structure, so that an operator can adjust the angle of the Beidou signal transceiver according to real-time sea conditions while the Beidou signal transceiver body is fully covered and protected.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of ship navigation technology, and particularly relates to a ship earth station based on a Beidou navigation system. BACKGROUND

[0002] As a self-controllable global satellite navigation system of China, the Beidou satellite navigation system has completed global networking of Beidou-III, has the capabilities of high-precision positioning and navigation, regional / global short message communication, and has significantly improved technical maturity and reliability. The Beidou-III data transmission terminal, which integrates positioning and short message functions, has become a core support device for ship navigation and communication.

[0003] In the ship scenario, the ship earth station based on Beidou can realize functions such as short message transmission and reception, position reporting, distress alarm, and EGC information reception. Especially in the traditional communication signal-free area of the open sea, it has become a key means for ship emergency communication and safety protection, and has promoted the large-scale application of Beidou in the ship field.

[0004] However, the existing ship Beidou equipment still has obvious technical defects: The antenna has no angle adjustment function: the angle of the antenna is fixed after installation, and cannot be flexibly adjusted according to the sea conditions and the change of the heading, which is easy to cause communication interruption or positioning precision decline due to satellite signal shielding; The antenna lacks effective protection: the protection structure is imperfect or the protection level is insufficient, and it is difficult to resist the impact of sea salt, strong wind and sea waves, and the service life of the equipment is shortened; Remote control failure without local backup: the core function depends on remote control, and once the control module or link fails, there is no convenient local operation mode, which seriously affects the emergency response.

[0005] The above defects limit the application effect of Beidou in the ship field, reduce the practicability and safety of the equipment, and it is urgent to optimize the structure and function to solve the existing deficiencies. SUMMARY

[0006] In view of the above technical problems, the present application provides a ship earth station based on a Beidou navigation system with adjustable signal line angle.

[0007] The application provides a ship earth station based on a Beidou navigation system, which is characterized by comprising a local control unit, a shell, drive motors, support structures, lifting structures, connecting structures, protection structures, sliding doors, lead screws, and a Beidou signal transceiver body.

[0008] The local control unit comprises a waterproof shell, a waterproof baffle, a sealing door A, a hand screw A, a hand screw B, a sealing door B, a computer host, and a body control module.

[0009] The waterproof shell is provided with a sealing groove A and a sealing groove B on the side wall, and the sealing groove A and the sealing groove B are respectively provided with a threaded hole A and a threaded hole B beside them.

[0010] The sealing door A further comprises a mounting plate, a first sealing strip, and a second sealing strip.

[0011] The bottom of one side of the shell is provided with a plurality of drainage holes, one side of the inner bottom of the shell is provided with a group of parallel sliding rails, the shell is provided with a wiring hole, the top of the shell is provided with a skylight, the skylight is symmetrically provided with a bearing beside it, the lead screw is rotatably connected with the shell through the bearing, and the sliding door is slidably connected with the shell through the sliding rails.

[0012] The support structure comprises limiting columns, sliding rods, and connecting blocks.

[0013] The lifting structure comprises a lifting plate, rotating blocks, the left and right sides of the lifting plate are movably connected with rotating blocks, the left and right sides of the lifting plate are provided with through holes A, the middle part of the lifting plate is provided with a screw rod mounting hole, the left and right sides of the rotating blocks are fixedly connected with rotating shafts, the middle part of the rotating blocks is provided with through holes B, the upper and lower ends of the rotating blocks are provided with arc surfaces, the rotating blocks are rotatably connected with the lifting plate in the through holes A, the sliding rods are slidably connected with the rotating blocks through the through holes B, and the screw rods are threadedly connected with the lifting plate through the screw rod mounting hole.

[0014] The connecting structure comprises a connecting plate, screws and a connecting seat, the upper and lower ends of the connecting plate are connected with the protection structure through the screws, one side of the connecting plate is fixedly connected with the connecting seat, and the connecting seat is fixedly connected with the connecting block.

[0015] The protection structure comprises upper protection shells and lower protection shells, the upper protection shells are connected with the lower protection shells through screws, the upper protection shells are semispherical, the side walls of the lower protection shells are provided with a plurality of threaded holes C, the screws are threadedly connected with the lower protection shells through the threaded holes C, the upper protection shells and the lower protection shells are hollow structures, the Beidou signal transceiver body is arranged in the upper protection shells and the lower protection shells, and the upper protection shells are made of a wave-transparent material.

[0016] The application has the following beneficial effects: By arranging the supporting structure, the lifting structure, the connecting structure and the screw rod and the like modules, the operator can control the two motors to be started and stopped respectively, so that the two lifting structures are at different heights, the two ends of the supporting structure are slidably connected with the rotating blocks, the rotating blocks can rotate by a certain angle in the lifting plate, the Beidou signal transceiver body in the protection structure can be directed to different angles under the support of the supporting structure and the connecting structure, and thus the Beidou signal transceiver body is fully protected, and the operator can adjust the angle of the Beidou signal transceiver according to real-time sea conditions.

[0017] By arranging the local control unit, the operator can operate the Beidou signal transceiver body through the local control unit when remote control fails, the reliability of the device is improved, and the safety of the personnel is also improved. DETAILED DESCRIPTION

[0018] Figure 1 It is an overall structure schematic diagram of the ship earth station based on the Beidou navigation system; Figure 2 It is a local control unit structure schematic diagram of the ship earth station based on the Beidou navigation system; Figure 3 It is a waterproof shell structure schematic diagram of the ship earth station based on the Beidou navigation system; Figure 4A structure diagram of a sealing door of a ship earth station based on a Beidou navigation system according to the present application; Figure 5 A structure diagram of a shell of a ship earth station based on a Beidou navigation system according to the present application; Figure 6 A structure diagram of a support structure of a ship earth station based on a Beidou navigation system according to the present application; Figure 7 A structure diagram of a lifting structure of a ship earth station based on a Beidou navigation system according to the present application; Figure 8 A structure diagram of a rotating block of a ship earth station based on a Beidou navigation system according to the present application; Figure 9 A structure diagram of a connecting structure of a ship earth station based on a Beidou navigation system according to the present application; Figure 10 A structure diagram of a protection structure of a ship earth station based on a Beidou navigation system according to the present application; Figure 11 An exploded structure diagram of a protection structure of a ship earth station based on a Beidou navigation system according to the present application; Figure 12 A structure diagram of a part of a ship earth station based on a Beidou navigation system according to the present application.

[0019] The figure mark: 1 - local control unit; 11 - waterproof shell; 111 - threaded hole A; 112 - sealing groove A; 113 - threaded hole B; 114 - sealing groove B; 12 - waterproof baffle; 13 - sealing door A; 131 - mounting plate; 132 - first sealing strip; 133 - second sealing strip; 14 - hand screw A; 15 - hand screw B; 16 - sealing door B; 17 - computer host; 18 - local control module; 2 - shell; 21 - drain hole; 22 - slide rail; 23 - wiring hole; 24 - skylight; 25 - bearing; 3 - drive motor; 4 - support structure; 41 - limiting column; 42 - slide rod; 43 - connecting block; 5 - lifting structure; 51 - lifting plate; 511 - through hole A; 512 - screw rod mounting hole; 52 - rotating block; 521 - rotating shaft; 522 - camber surface; 523 - through hole B; 6 - connecting structure; 61 - connecting plate; 62 - screw; 63 - connecting seat; 7 - protection structure; 71 - upper protection shell; 72 - lower protection shell; 73 - threaded hole C; 8 - pull door; 9 - screw rod; 10 - Beidou signal transceiver body. DETAILED DESCRIPTION Example 1

[0020] The technical solutions of the present application will be described in detail below in combination with the drawings of the present application.

[0021] As Figure 1As shown in the figure, a ship earth station based on Beidou navigation system, characterized in that: including local control unit 1, shell 2, drive motor 3, support structure 4, lifting structure 5, connecting structure 6, protection structure 7, sliding door 8, lead screw 9, Beidou signal transceiver body 10, the bottom of the shell 2 is symmetrically connected with drive motor 3, the output end of the drive motor 3 is fixedly connected with lead screw 9, the lead screw 9 is threadedly connected with lifting structure 5, the lifting structure 5 is slidably connected with support structure 4 at both ends, the support structure 4 is fixedly connected with connecting structure 6 in the middle, the connecting structure 6 is symmetrically arranged on both sides of the protection structure 7, the protection structure 7 is internally provided with the Beidou signal transceiver body 10, the Beidou signal transceiver body 10 is connected with the local control unit 1, the local control unit 1 is fixedly connected to one side of the shell 2, the shell 2 is slidably connected with the sliding door 8, the shell 1 is rotatably connected with one end of the lead screw 9, and the drive motor 3 is connected with the external controller and the local control unit 1.

[0022] As shown in the figure, the local control unit 1 comprises a waterproof shell 11, a waterproof baffle 12, a sealing door A 13, a hand screw A 14, a hand screw B 15, a sealing door B 16, a computer host 17, and a local control module 18. Figure 2 The waterproof shell 11 is fixedly connected with the waterproof baffle 12 on one side, and the local control module 18 and the computer host 17 are fixedly connected inside the waterproof shell 11.

[0023] As shown in the figure, the waterproof shell 11 is fixedly connected with the waterproof baffle 12 on one side, and the local control module 18 and the computer host 17 are fixedly connected inside the waterproof shell 11. Figure 3 The sealing groove A 112 and the sealing groove B 114 are provided on the side wall of the waterproof shell 11, and the thread hole A 111 and the thread hole B 113 are respectively arranged beside the sealing groove A 112 and the sealing groove B 114.

[0024] As shown in the figure, the sealing door A 13 further comprises a mounting plate 131, a first sealing strip 132, and a second sealing strip 133. Figure 4 The first sealing strip 132 is fixedly connected with the first sealing strip 132 on the inner side of the mounting plate 131, and the second sealing strip 133 is arranged beside the first sealing strip 132.

[0025] As shown in the figure, the sealing door A 13 further comprises a mounting plate 131, a first sealing strip 132, and a second sealing strip 133. Figure 5As shown in the drawings, the bottom of one side of the shell 2 is provided with a plurality of drainage holes 21, one side of the inner bottom of the shell 2 is provided with a set of parallel sliding rails 22, the shell 2 is provided with a wiring hole 23, the top of the shell 2 is provided with a sunroof 24, the sunroof 24 is symmetrically provided with a bearing 25 on the side, the lead screw 9 is rotatably connected with the shell 3 through the bearing 25, and the pull door 8 is slidably connected with the shell 2 through the sliding rail 22.

[0026] As shown in the drawings, Figure 6 The support structure 4 includes a limiting column 41, a sliding rod 42 and a connecting block 43, the connecting block 43 is symmetrically and fixedly connected with the sliding rod 42 on both sides, the other end of the sliding rod 42 is connected with the limiting column 41, and the connecting block 43 is fixedly connected with the connecting structure 6.

[0027] As shown in the drawings, Figure 7 , 8 The lifting structure 5 includes a lifting plate 51 and a rotating block 52, the rotating block 52 is movably connected with the lifting plate 51 on the left and right sides, the lifting plate 51 is provided with a through hole A511 on the left and right sides, the lifting plate 51 is provided with a lead screw mounting hole 512 in the middle, the rotating block 52 is fixedly connected with a rotating shaft 521 on the left and right sides, the rotating block 52 is provided with a through hole B523 in the middle, the rotating block 52 is provided with an arc surface 522 on the upper and lower ends, the rotating block 52 is rotatably connected with the lifting plate 51 in the through hole A511, the sliding rod 42 is slidably connected with the rotating block 52 through the through hole B511, and the lead screw 9 is threadedly connected with the lifting plate 51 through the lead screw mounting hole 512.

[0028] As shown in the drawings, Figure 9 The connecting structure 6 includes a connecting plate 61, a screw 62 and a connecting seat 63, the connecting plate 61 is connected with the protection structure 7 through the screw 62 on the upper and lower ends, the connecting plate 61 is fixedly connected with the connecting seat 63 on one side, and the connecting seat 63 is fixedly connected with the connecting block 43.

[0029] As shown in the drawings, Figure 10 , 11 The protection structure 7 includes an upper protection shell 71 and a lower protection shell 72, the upper protection shell 71 is connected with the lower protection shell 72 through a screw, the upper protection shell 71 is semispherical, a plurality of threaded holes C73 are formed in the side wall of the lower protection shell 72, the screw 62 is threadedly connected with the lower protection shell 72 through the threaded holes C73, the upper protection shell 71 and the lower protection shell 72 are hollow structures, the Beidou signal transceiver body 10 is arranged in the upper protection shell 71 and the lower protection shell 72, and the upper protection shell is made of a wave-transparent material. Embodiment 2

[0030] In use, the application: through the external controller, such as ship bridge computer, remote control two drive motor 3 run for a certain time, drive motor 3 output end rotation drives screw 9 rotation, thereby drives two lifting plate 51 respectively moves up and down, two lifting plate 51 moves in the process, slide rod 42 slides in rotating block 52, rotating block 52 rotates in lifting plate 51, after two lifting plate 51 moves to the designated position, slide rod 42 can drive connecting block 43 to rotate a certain angle, connecting block 43 and connecting seat 63 are fixedly connected, that is, the angle of rotation of connecting block 43 is the angle of rotation of connecting seat 63, connecting seat 63 drives connecting plate 61 to rotate, two connecting plate 61 drives protection structure 7 to rotate, that is, it can drive beidou signal transceiver 10 inside protection structure 7 to rotate a certain angle, thereby it can realize through drive motor 3 adjust the angle of beidou signal transceiver 10.

[0031] Further, when the shell 2 enters seawater or rainwater inside, because there are several drain holes 21 in the bottom of the shell 2, the seawater or rainwater entering is discharged through the drain holes 21, and the local control unit 1 realizes the overall waterproof sealing effect by setting the first sealing strip 132 and the second sealing strip 133 on the inner side of the sealing door A13 and the sealing door B16 and cooperating with the sealing groove A and the sealing groove B on the side wall of the waterproof shell 11, to prevent seawater or rainwater from entering the inside of the local control unit. And the beidou signal transceiver body 10 is completely covered by the upper protection shell 71 and the lower protection shell 72, avoiding the beidou signal transceiver body 10 directly facing the rainwater, strong wind, salt fog and other harsh environments outside, and because the upper protection shell 71 adopts a hemispherical shell design and is made of a wave-transparent material, the upper protection shell 71 also has the signal transceiving performance of the beidou signal transceiver body 10.

[0032] Further, when the external controller fails, the user can directly operate the local control module 18 by opening the hand screw A, and locally operates the drive motor 3 and the beidou signal transceiver body 10 of the device through the operation software preinstalled in the local control module 18, avoiding long-term troubleshooting and repair, and enhancing the safety protection of the ship passengers.

[0033] The above shows and describes the basic principles and main features of the application and the advantages of the application. The various components mentioned in the application are common techniques in the prior art, and those skilled in the art should understand that the application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the application. Without departing from the spirit and scope of the application, the application can also be variously changed and improved, and these changes and improvements all fall within the scope of the claimed application. The scope of protection of the application is defined by the appended claims and their equivalents.

Claims

1. A ship earth station based on the Beidou navigation system, characterized in that: The application relates to a local control unit, a shell, driving motors, a support structure, a lifting structure, a connecting structure, a protection structure, a sliding door, a screw rod and a Beidou signal transceiver body, wherein the driving motors are symmetrically fixedly connected to the inner bottom of the shell, the output ends of the driving motors are fixedly connected with the screw rods, the screw rods are threadedly connected with the lifting structures, the lifting structures are slidably connected with the support structures at both ends, the support structures are fixedly connected with the connecting structures at the middle parts, the connecting structures are symmetrically arranged on the two sides of the protection structure, the protection structure is internally provided with the Beidou signal transceiver body, the Beidou signal transceiver body is linearly connected with the local control unit, the local control unit is fixedly connected to one side of the shell, the shell is slidably connected with the sliding door, the top of the shell is rotatably connected with one end of the screw rod, and the driving motors are linearly connected with an external controller and the local control unit.

2. The ship earth station based on the Beidou navigation system according to claim 1, characterized in that The local control unit comprises a waterproof shell, a waterproof baffle, a sealing door A, a hand screw A, a hand screw B, a sealing door B, a computer host and a body control module, one side of the waterproof shell is fixedly connected with the waterproof baffle, the inner part of the waterproof shell is fixedly connected with the body control module and the computer host, the side wall of the waterproof shell is rotatably connected with the sealing door A and the sealing door B, the sealing door A can be threadedly connected with the shell through the hand screw A, and the sealing door B can be threadedly connected with the shell through the hand screw B.

3. The ship earth station based on the Beidou navigation system according to claim 2, characterized in that Threaded holes A and threaded holes B are arranged on the side wall of the waterproof shell, on the sides of the sealing grooves A and the sealing grooves B.

4. The ship earth station based on the Beidou navigation system according to claim 3, characterized in that The sealing door A further comprises a mounting plate, a first sealing strip and a second sealing strip, the inner side of the mounting plate is fixedly connected with the first sealing strip, the second sealing strip is arranged on the side of the first sealing strip, the first sealing strip is interference-connected with the waterproof shell through the sealing groove A, and the sealing door A and the sealing door B are of the same structure.

5. The ship earth station based on the Beidou navigation system according to claim 1, characterized in that A plurality of drainage holes are arranged on the bottom of one side wall of the shell, a group of parallel sliding rails are arranged on the inner bottom of the shell, wiring holes are arranged in the shell, a sunroof is arranged on the top of the shell, bearings are symmetrically arranged on the sides of the sunroof, the screw rod is rotatably connected with the shell through the bearings, and the sliding door is slidably connected with the shell through the sliding rails.

6. The ship earth station based on the Beidou navigation system according to claim 1, characterized in that The support structure comprises limiting columns, sliding rods and connecting blocks, the connecting blocks are symmetrically fixedly connected with the sliding rods on the two sides, and the sliding rods are connected with the limiting columns at the other ends.

7. A ship earth station based on the Beidou navigation system according to claim 6, characterized in that The lifting structure comprises a lifting plate and rotating blocks, the rotating blocks are movably connected to the lifting plate on the left and right sides, through holes A are arranged on the left and right sides of the lifting plate, a screw rod mounting hole is arranged in the middle of the lifting plate, rotating shafts are fixedly connected to the rotating blocks on the left and right sides, through holes B are arranged in the middle of the rotating blocks, arc faces are arranged on the upper and lower ends of the rotating blocks, the rotating blocks are rotatably connected with the lifting plate and arranged in the through holes A, the sliding rods are slidably connected with the rotating blocks through the through holes B, and the screw rod is threadedly connected with the lifting plate through the screw rod mounting hole.

8. The ship earth station based on the Beidou navigation system according to claim 1, characterized in that The connecting structure comprises a connecting plate, a screw and a connecting seat, both ends of the connecting plate are connected with the protection structure through the screw, and the connecting seat is fixedly connected to one side of the connecting plate and fixedly connected with the connecting block.

9. The ship earth station based on the Beidou navigation system according to claim 8, characterized in that The protection structure comprises an upper protection shell and a lower protection shell, the upper protection shell is connected with the lower protection shell through the screw, the upper protection shell is semispherical, the side wall of the lower protection shell is provided with a plurality of threaded holes C, the screw is threadedly connected with the lower protection shell through the threaded holes C, the upper protection shell and the lower protection shell are hollow structures, the Beidou signal transceiver body is arranged in the upper protection shell and the lower protection shell, and the upper protection shell is made of a wave-transparent material.

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