Control device for CAN signal processing and sending

Abstract

The utility model discloses a control device for CAN signal processing and sending, and belongs to the technical field of CAN signal control devices.The control device comprises a CAN signal control device body, and heat dissipation holes are symmetrically formed in the two sides of the CAN signal control device body; according to the CAN signal control device, the fixed frame and the moisture-proof cotton plate are arranged to block the heat dissipation holes and absorb salt mist and moisture, so that the salt mist and moisture are prevented from entering the CAN signal control device main body through the heat dissipation holes to corrode electronic components in the CAN signal control device main body, and the CAN signal control device main body is ensured not to be influenced by corrosion and can be normally used; when the CAN signal control device main body needs to work, the motor is started to drive the threaded rod to rotate so as to drive the movable seat to move, and the fixed frame is supported by the cooperation between the movable seat and the supporting unit, so that the heat dissipation holes are opened, and it is ensured that the CAN signal control device main body can effectively dissipate heat in the working process.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of CAN signal control device, and particularly relates to a control device for CAN signal processing and sending. BACKGROUND

[0002] With the development of modern shipping industry, the degree of automation of ships is continuously improved, and the communication and data exchange between internal devices of ships are more and more frequent. The traditional RS485 serial communication mode has been unable to meet the current fast and efficient data transmission demand, therefore, more and more ships begin to introduce the communication protocol based on the controller area network (CAN) to improve the system integration and reliability. In the prior art, in order to ensure that the CAN signal control device can be effectively cooled during the working process and maintain stable operation, a cooling hole is arranged on both sides of the body of the CAN signal control device.

[0003] The existing CAN signal control device is easy to be affected by salt mist corrosion and other factors during use, especially during long-distance navigation, which causes frequent CAN bus communication failures, therefore, the control device for CAN signal processing and sending is improved. CONTENT OF THE INVENTION

[0004] In view of the defects in the prior art, the present application provides a control device for CAN signal processing and sending, which overcomes the defects in the prior art and aims to solve the problem that the existing CAN signal control device is easy to be affected by salt mist corrosion and other factors during use, especially during long-distance navigation, which causes frequent CAN bus communication failures.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a control device for CAN signal processing and sending, comprising a CAN signal control device body, cooling holes are symmetrically arranged on both sides of the CAN signal control device body, mounting racks one and two are symmetrically mounted on the outer wall of the CAN signal control device body on both sides of the cooling holes, a fixed frame is rotatably mounted between the mounting racks one and two through a rotating rod, a moisture-proof cotton board is arranged in the fixed frame, a threaded rod is rotatably connected in the mounting racks one and two, a motor for driving the threaded rod to rotate is fixedly mounted on one side of the mounting racks one and two, a moving seat is threadedly connected to the outer surface of the threaded rod, and the moving seat is rotatably connected with the fixed frame through a supporting unit.

[0006] By adopting the technical scheme, when the CAN signal control device body is in an idle state, the fixed frame and the moisture-proof cotton plate are arranged to block the heat dissipation holes and absorb salt mist, so that the salt mist is prevented from entering the CAN signal control device body through the heat dissipation holes to corrode the internal electronic components, and the CAN signal control device body is ensured to be not corroded and to be normally used. When the CAN signal control device body needs to work, the motor is started to drive the threaded rod to rotate and drive the moving seat to move. The moving seat and the supporting unit are matched to lift the fixed frame to open the heat dissipation holes, so that the CAN signal control device body can be effectively cooled during work.

[0007] As a preferred technical scheme of the present application, the supporting unit comprises a rotating bar rotatably connected with the moving seat, and the other end of the rotating bar is rotatably installed with a rotating seat, and the rotating seat is fixedly connected with the outer wall of the fixed frame.

[0008] By adopting the technical scheme, the fixed frame is lifted by the cooperation between the rotating bar and the rotating seat when the moving seat moves.

[0009] As a preferred technical scheme of the present application, the inside of the fixed frame is provided with a placing groove, the moisture-proof cotton plate is fixedly placed in the inside of the placing groove, four fixed rods are fixedly installed on the side of the fixed frame away from the CAN signal control device body, and the four fixed rods are uniformly distributed in a linear array, a clamping block is rotatably sleeved on the outer surface of the fixed rod, and the inner wall of the clamping block is matched with the outer wall of the moisture-proof cotton plate.

[0010] By adopting the technical scheme, the moisture-proof cotton plate is clamped in the inside of the placing groove through the cooperation between the fixed rod and the clamping block, and the installation or dismounting of the moisture-proof cotton plate is very simple.

[0011] As a preferred technical scheme of the present application, the area enclosed by the placing groove is greater than the occupied area of the heat dissipation hole, and the outer dimensions of the moisture-proof cotton plate are matched with the internal space dimensions of the placing groove.

[0012] By adopting the technical scheme, it is ensured that the moisture-proof cotton plate can comprehensively cover the heat dissipation hole.

[0013] As a preferred technical scheme of the present application, the bottom of the CAN signal control device body is fixedly installed with four supporting legs which are uniformly distributed in a linear array, a foot pad is fixedly connected with the bottom of the supporting leg, and an anti-skid pattern is arranged on the lower surface of the foot pad.

[0014] By adopting the technical scheme, the CAN signal control device body is supported by the supporting leg and the foot pad, and the stability of the CAN signal control device body when placed is improved.

[0015] As a preferred technical solution of the present application, the outer wall edge of the CAN signal control device body is wrapped with a protective sleeve made of rubber material.

[0016] By adopting the above technical solution, the CAN signal control device body is protected by the protective sleeve, and the protective sleeve made of rubber material has a certain elasticity, which facilitates the staff to put the protective sleeve on the CAN signal control device body.

[0017] As a preferred technical solution of the present application, the inside of the CAN signal control device body is provided with a central processing module, a power management circuit, a signal conditioning module and an isolation drive circuit.

[0018] By adopting the above technical solution, the central processing module selects a high-performance ARM Cortex-M series single-chip microcomputer as the core device, is responsible for analyzing the received original CAN message and converting the instruction into a corresponding control signal, the power management circuit provides stable power supply guarantee, the signal conditioning module completes the filtering and amplifying function of the input signal, ensures the data quality, and the isolation drive circuit realizes electrical isolation through an optical coupler to enhance the anti-noise ability.

[0019] The beneficial effects of the present application are as follows:

[0020] In the utility model, when the CAN signal control device body is in an idle state, the fixed frame and the moisture-proof cotton board are arranged to block the heat dissipation holes and absorb salt mist, so that the salt mist is prevented from entering the CAN signal control device body through the heat dissipation holes to corrode the internal electronic components, and the CAN signal control device body can be normally used without corrosion. When the CAN signal control device body needs to work, the motor drives the threaded rod to rotate to drive the movement of the moving seat, and the cooperation between the moving seat and the supporting unit props up the fixed frame to open the heat dissipation holes, so that the CAN signal control device body can be effectively cooled during work.

[0021] The specific embodiments of the utility model are disclosed in detail in the following description and drawings, and the principles of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0023] Figure 2 It is a schematic diagram of the overall structure of the CAN signal control device body of the present application;

[0024] Figure 3It is a schematic view of the mounting structure of the moisture-proof cotton board of the application.

[0025] Figure 4 It is a schematic view of the local structure of the application.

[0026] In the figure: 1, CAN signal control device main body; 2, heat dissipation hole; 3, moisture-proof cotton board; 4, mounting rack one; 5, mounting rack two; 6, rotating rod; 7, fixed frame; 8, threaded rod; 9, support unit; 91, rotating strip; 92, rotating seat; 10, moving seat; 11, motor; 12, support leg; 13, foot pad; 14, placing groove; 15, fixed rod; 16, clamping block; 17, protective sleeve. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application but not all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the application.

[0028] As shown in the figure, Figure 1 - Figure 4 The embodiment provides a control device for CAN signal processing and sending, which comprises a CAN signal control device main body 1, heat dissipation holes 2 are symmetrically arranged on the two sides of the CAN signal control device main body 1, mounting racks one 4 and mounting racks two 5 are symmetrically arranged on the outer walls of the CAN signal control device main body 1 on the two sides of the heat dissipation holes 2, a fixed frame 7 is rotatably arranged between the mounting racks one 4 and the mounting racks two 5 through a rotating rod 6, a moisture-proof cotton board 3 is arranged in the fixed frame 7, threaded rods 8 are rotatably connected in the mounting racks one 4 and the mounting racks two 5, motors 11 are fixedly arranged on one side of the mounting racks one 4 and the mounting racks two 5 and used for driving the threaded rods 8 to rotate, a moving seat 10 is threadedly connected to the outer surface of the threaded rods 8, and the moving seat 10 is rotatably connected with the fixed frame 7 through a support unit 9. When the CAN signal control device main body 1 is in an idle state, the fixed frame 7 and the moisture-proof cotton board 3 are arranged to block the heat dissipation holes 2 and absorb salt mist, so that the salt mist cannot enter the CAN signal control device main body 1 through the heat dissipation holes 2 and corrode the internal electronic components, and the CAN signal control device main body 1 can be normally used without corrosion. When the CAN signal control device main body 1 needs to work, the motor 11 is started to drive the threaded rods 8 to rotate and drive the moving seat 10 to move, the fixed frame 7 is lifted through the cooperation between the moving seat 10 and the support unit 9, the heat dissipation holes 2 are opened, and the CAN signal control device main body 1 can be effectively cooled during work.

[0029] In the embodiment, asFigure 4 As shown in the figure, the support unit 9 comprises a rotating bar 91 connected with the moving seat 10, and the other end of the rotating bar 91 is rotatably installed with a rotating seat 92, and the rotating seat 92 is fixedly connected with the outer wall of the fixed frame 7. In use, through the cooperation between the rotating bar 91 and the rotating seat 92, the fixed frame 7 can be lifted up when the moving seat 10 moves.

[0030] In this embodiment, as shown in the figure, Figure 3 The inside of the fixed frame 7 is provided with a placing groove 14, and the moisture-proof cotton board 3 is fixedly placed in the inside of the placing groove 14. Four fixed rods 15 are fixedly installed on the side of the fixed frame 7 away from the CAN signal control device body 1, and the four fixed rods 15 are evenly distributed in a linear array. The outer surface of the fixed rod 15 is rotatably sleeved with a clamping block 16, and the inner wall of the clamping block 16 is in close contact with the outer wall of the moisture-proof cotton board 3. In use, the moisture-proof cotton board 3 is clamped in the inside of the placing groove 14 through the cooperation between the fixed rod 15 and the clamping block 16, and this installation method makes the installation or disassembly of the moisture-proof cotton board 3 very simple.

[0031] In this embodiment, as shown in the figure, Figure 2 and 3 The area enclosed by the placing groove 14 is larger than the occupied area of the heat dissipation hole 2, and the outer dimensions of the moisture-proof cotton board 3 are matched with the internal space dimensions of the placing groove 14. In use, it is ensured that the moisture-proof cotton board 3 can fully cover the heat dissipation hole 2.

[0032] In this embodiment, as shown in the figure, Figure 2 The bottom of the CAN signal control device body 1 is fixedly installed with four support legs 12 which are evenly distributed in a linear array, and the bottom of the support leg 12 is fixedly connected with a foot pad 13. The lower surface of the foot pad 13 is provided with anti-skid lines. In use, the CAN signal control device body 1 is supported by the support legs 12 and the foot pad 13, thereby improving the stability of the CAN signal control device body 1 when placed.

[0033] In this embodiment, as shown in the figure, Figure 2 The outer wall edge of the CAN signal control device body 1 is wrapped with a protective sleeve 17 made of rubber material. In use, the CAN signal control device body 1 is protected by the protective sleeve 17. The protective sleeve 17 made of rubber material has a certain elasticity, which facilitates the staff to put the protective sleeve 17 on the CAN signal control device body 1.

[0034] In this embodiment, as shown in the figure, Figure 2As shown, the inside of the CAN signal control device body 1 is provided with a central processing module, a power management circuit, a signal conditioning module and an isolation drive circuit, in use, the central processing module selects a high-performance ARMCortex-M series single-chip microcomputer as the core device, is responsible for analyzing the received original CAN message and converting the instruction into a corresponding control signal, the power management circuit provides stable power supply guarantee, the signal conditioning module completes the filtering and amplifying function of the input signal, ensures the data quality, and the isolation drive circuit realizes electrical isolation through an optical coupler to enhance the anti-noise capability.

[0035] Working principle: when using the control device for CAN signal processing and sending, when the CAN signal control device body 1 is in an idle state, the fixed frame 7 and the moisture-proof cotton board 3 are arranged to block the heat dissipation hole 2 and absorb salt mist, so that the salt mist is prevented from entering the inside of the CAN signal control device body 1 through the heat dissipation hole 2 to corrode the internal electronic components, and the CAN signal control device body 1 is ensured to be not corroded and can be normally used, when the CAN signal control device body 1 needs to work, the motor 11 is started to drive the threaded rod 8 to rotate to drive the moving seat 10 to move, the fixed frame 7 is supported by the cooperation between the moving seat 10 and the supporting unit 9, so that the heat dissipation hole 2 is opened, and the CAN signal control device body 1 can be effectively cooled during the working process.

[0036] In the description of the present application, it should be explained that the positions or position relations indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end" and "the other end" are based on the positions or position relations shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, structure and operation, therefore, it cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0037] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through an intermediate medium, and can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the present application can be understood according to the specific situation.

[0038] The utility model is described above in combination with specific implementation manners, but the person skilled in the art should be clear that these descriptions are exemplary, and are not the limitation of the protection scope of the utility model. The person skilled in the art can make various modifications and modifications to the utility model according to the spirit and principle of the utility model, and these modifications and modifications are also within the scope of the utility model.

Claims

1. A control device for CAN signal processing transmission, comprising a CAN signal control device main body (1), characterized in that, The both sides of the CAN signal control device body (1) are symmetrically provided with heat dissipation holes (2), the outer wall of the CAN signal control device body (1) is symmetrically provided with mounting racks one (4) and mounting racks two (5) on the both sides of the heat dissipation holes (2), the mounting racks one (4) and the mounting racks two (5) are rotatably provided with a fixed frame (7) through a rotating rod (6), the inside of the fixed frame (7) is provided with a moisture-proof cotton board (3), the inside of the mounting racks one (4) and the mounting racks two (5) are rotatably connected with threaded rods (8), one side of the mounting racks one (4) and the mounting racks two (5) is fixedly provided with a motor (11) for driving the threaded rods (8) to rotate, the outer surface of the threaded rods (8) is threadedly connected with a moving seat (10), the moving seat (10) is rotatably connected with the fixed frame (7) through a supporting unit (9).

2. The control device for CAN signal processing transmission according to claim 1, wherein The supporting unit (9) comprises a rotating rod (91) rotatably connected with the moving seat (10), and the other end of the rotating rod (91) is rotatably provided with a rotating seat (92), and the rotating seat (92) is fixedly connected with the outer wall of the fixed frame (7).

3. The control device for CAN signal processing transmission according to claim 1, wherein The inside of the fixed frame (7) is provided with a placing groove (14), the moisture-proof cotton board (3) is fixedly placed in the inside of the placing groove (14), and four fixed rods (15) uniformly distributed in a linear array are fixedly installed on the side, away from the CAN signal control device body (1), of the fixed frame (7), the outer surface of the fixed rod (15) is rotatably sleeved with a clamping block (16), and the inner wall of the clamping block (16) is attached to the outer wall of the moisture-proof cotton board (3).

4. The control device for CAN signal processing transmission according to claim 3, wherein The area surrounded by the placing groove (14) is greater than the occupied area of the heat dissipation hole (2), and the outer dimensions of the moisture-proof cotton board (3) are matched with the internal space dimensions of the placing groove (14).

5. The control device for CAN signal processing transmission according to claim 1, wherein The bottom of the CAN signal control device body (1) is fixedly provided with four supporting legs (12) which are uniformly distributed in a linear array, the bottom of the supporting leg (12) is fixedly connected with a foot pad (13), and the lower surface of the foot pad (13) is provided with anti-skid lines.

6. The control device for CAN signal processing transmission according to claim 1, wherein The outer wall edge of the CAN signal control device body (1) is wrapped with a protective sleeve (17), and the protective sleeve (17) is made of rubber material.

7. The control device for CAN signal processing transmission according to claim 1, wherein The inside of the CAN signal control device body (1) is provided with a central processing module, a power management circuit, a signal conditioning module and an isolation drive circuit.

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