CAN (Controller Area Network) bus connector of mining dump truck engine

Abstract

The utility model discloses a mining dump truck engine CAN bus connector, which comprises a male plug and two female plugs, the male plug comprises a male plug shell, a first fixed base body, a high level plug and a low level plug, the first fixed base body is arranged in the male plug shell, and the high level plug and the low level plug are respectively inserted in the first fixed base body; the top of the male plug housing is provided with a spring piece. The female plug comprises a female plug shell, a second fixed base body, a high-level jack and a low-level jack, the second fixed base body is arranged in the female plug shell, the high-level jack and the low-level jack are respectively formed in the fixed base body, and a clamping groove body is formed in the front end of the top of the female plug shell; and the wiring ends of the high-level plug and the low-level plug are respectively connected with the wiring ends of the high-level jacks and the low-level jacks on the two female plugs through wires. According to the utility model, the engine and the CAN bus of the mining dump truck can be conveniently disconnected or connected, and the engine is convenient to maintain.

Description

Technical Field

[0001] The utility model belongs to the field of connectors, and in particular relates to a CAN bus connector for a mining dump truck engine. Background Art

[0002] Controller Area Network (CAN) is a multi-host local network launched by BOSCH for modern automobile applications. Due to its high performance, high reliability, and real-time performance, it is now widely used in industrial automation, various control equipment, transportation, medical equipment, construction, environmental control and many other departments. Controller Area Network will be rapidly popularized in my country. CAN bus is a serial data communication protocol developed to solve the data exchange between many control and test instruments in automobiles. It is a multi-master bus, and the communication medium can be twisted pair, coaxial cable or optical fiber. Automobile CAN-L and CAN-H are part of the body network transmission method. CAN-L refers to the low voltage in the dominant state, and the data signal is generally 250K / S. CAN-H refers to the high voltage of the network cable in the dominant state, and the data signal is generally 500K / S.

[0003] The CAN bus of the engine is directly connected to the CAN bus of the mining dump truck, and it is inconvenient to disconnect the connection of the engine CAN bus when repairing and disassembling the engine. Utility Model Content

[0004] The utility model aims to provide a CAN bus connector for a mining dump truck engine, which can conveniently disconnect or connect the CAN bus between the engine and the mining dump truck, thereby facilitating engine maintenance.

[0005] The technical solution is as follows:

[0006] A CAN bus connector for a mining dump truck engine comprises: a male plug and two female plugs, wherein the male plug comprises: a male plug housing, a first fixed base, a high-level plug, and a low-level plug, wherein the first fixed base is arranged inside the male plug housing, and the high-level plug and the low-level plug are respectively plugged into the first fixed base; a spring sheet is arranged at the top of the male plug housing, wherein the front end of the spring sheet is connected to the front end of the male plug housing, and a wedge-shaped surface is arranged at the rear end of the spring sheet; the female plug comprises: a female plug housing, a second fixed base, a high-level jack, and a low-level jack, wherein the second fixed base is arranged inside the female plug housing, wherein the high-level jack and the low-level jack are respectively arranged on the fixed base, and a clamping slot is arranged at the top front end of the female plug housing; the wiring terminals at the rear ends of the high-level plug and the low-level plug are respectively connected to the wiring terminals at the rear ends of the high-level jack and the low-level jack on the two female plugs through wires.

[0007] Furthermore, the first fixed base is provided with a zero potential plug, and the second fixed base is provided with a zero potential socket.

[0008] Furthermore, the high-level plug and the low-level plug are located in the male plug housing, the front end of the high-level plug and the low-level plug are the plug end, and the rear end is the wiring terminal; the high-level jack and the low-level jack are located in the female plug housing, the front end of the high-level jack and the low-level jack are the connection end, and the rear end is the wiring terminal.

[0009] Furthermore, the first fixing base is arranged at a middle position inside the male plug shell, and the second fixing base is arranged at a middle position inside the female plug shell.

[0010] Furthermore, a stopper is arranged on the top of the male plug housing, and the stopper is located at the rear of the wedge-shaped surface; two limit plates are arranged on the top of the male plug housing, and the stopper and the spring plate are located between the two limit plates.

[0011] Furthermore, the shape of the male plug shell is a triangular cylinder with curved corners, and the high-level plug, the low-level plug, and the zero-potential plug are arranged in a triangle, and the high-level plug and the low-level plug are located above the zero-potential plug; the shape of the female plug shell is a triangular cylinder with curved corners, and the high-level jack, the low-level jack, and the zero-potential jack are arranged in a triangle, and the high-level jack and the low-level jack are located above the zero-potential jack.

[0012] Compared with the prior art, the utility model has the following advantages:

[0013] The utility model can conveniently disconnect the connection between the CAN bus of the engine and the CAN bus of the mining dump truck, thereby facilitating the disassembly and assembly of the engine. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the structural principle diagram of the CAN bus connector of the mining dump truck engine in the utility model;

[0015] Figure 2 It is a structural schematic diagram of the male plug of the utility model;

[0016] Figure 3 It is a schematic diagram of the end structure of the male plug in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the female plug in the utility model;

[0018] Figure 5 It is a schematic diagram of the end structure of the female plug in the utility model. DETAILED DESCRIPTION

[0019] The following description sufficiently illustrates specific embodiments of the present invention to enable those skilled in the art to practice and reproduce the same.

[0020] The mining dump truck engine CAN bus connector is used to connect the engine bus and the mining dump truck bus together to achieve the purpose of mutual communication.

[0021] like Figure 1 The figure shows the structural principle diagram of the CAN bus connector of the mining dump truck engine in the utility model.

[0022] The CAN bus connector of a mining dump truck engine comprises: a male plug 1 and two female plugs 2, wherein the male plug 1 is connected to the two female plugs 2 through wires.

[0023] like Figure 2 As shown, it is a schematic diagram of the structure of the male plug 1 of the utility model; Figure 3 , which is a schematic diagram of the end structure of the male plug 1 of the present invention.

[0024] The male plug 1 comprises: a male plug housing 11, a first fixed base 12, a high level plug (CAN-H plug) 13, and a low level plug (CAN-L plug) 14. The first fixed base 12 is arranged inside the male plug housing 11, and the high level plug 13 and the low level plug 14 are respectively plugged into the first fixed base 12; a spring sheet 16 is arranged on the top of the male plug housing 11, the front end of the spring sheet 16 is connected to the front end of the male plug housing 11, and the rear end of the spring sheet 16 is provided with a wedge surface.

[0025] The high level plug 13 and the low level plug 14 are located in the male plug housing 11. The front ends of the high level plug 13 and the low level plug 14 are plug ends, and the rear ends are wiring ends. The plug ends are located at the front end inside the male plug housing 11, and the wiring ends are located at the rear end inside the male plug housing 11.

[0026] The first fixed base 12 is arranged in the middle position inside the male plug housing 11, and the plug end and the connection end are respectively arranged on both sides of the first fixed base 12. A stopper 17 is arranged on the top of the male plug housing 11, and the stopper 17 is arranged at the rear of the wedge-shaped surface. Two limiting plates 18 are arranged on the top of the male plug housing 11, and the stopper 17 and the spring plate 16 are arranged between the two limiting plates 18.

[0027] The first fixed base 12 is also provided with a zero potential plug 15. The male plug housing 11 is shaped like a triangular cylinder with curved corners. The high level plug 13, the low level plug 14, and the zero potential plug 15 are arranged in a triangle. The high level plug 13 and the low level plug 14 are located above the zero potential plug 15.

[0028] The front end of the male plug housing 11 is provided with a plastic closing opening to prevent dust from entering.

[0029] like Figure 4 As shown, it is a schematic diagram of the structure of the female plug 2 in the utility model; Figure 5 , which is a schematic diagram of the end structure of the female plug 2 in the present invention.

[0030] The female plug 2 includes: a female plug shell 21, a second fixed base 22, a high level jack (CAN-H jack) 23, and a low level jack (CAN-L jack) 24. The second fixed base 22 is arranged inside the female plug shell 21, and the high level jack 23 and the low level jack 24 are respectively arranged on the fixed base 13; a card slot 26 is arranged at the top front end of the female plug shell 21.

[0031] The high level jack 23 and the low level jack 24 are located inside the female plug housing 21. The front ends of the high level jack 23 and the low level jack 24 are connection ends, and the rear ends are wiring ends. The connection ends are located at the front end of the female plug housing 21, and the wiring ends are located at the rear end inside the female plug housing 21.

[0032] The second fixed base 22 is disposed in the middle of the female plug housing 21 , and the connecting end and the wiring end are respectively located on both sides of the second fixed base 22 .

[0033] The second fixed base 22 is also provided with a zero potential jack 25. The female plug housing 21 is shaped like a triangular cylinder with curved corners. The high level jack 23, the low level jack 24, and the zero potential jack 25 are arranged in a triangle, and the high level jack 23 and the low level jack 24 are located above the zero potential jack 25.

[0034] The connection terminals of the high level plug 13 and the low level plug 14 are respectively connected to the connection terminals of the high level jack 23 and the low level jack 24 on the two female plugs 2 through wires.

[0035] The front end of the male plug 1 can be plugged into the front end of the female plug 2, and the positions of the high level plug (CAN-H plug) 13 and the low level plug (CAN-L plug) 14 correspond to the positions of the high level jack (CAN-H jack) 23 and the low level jack (CAN-L jack) 24.

[0036] When in use, unplug the engine terminal resistor from the engine's CAN bus triangle plug, connect the two red wires (conductors) and the two green wires (conductors) together to the male plug 1, the red wire is connected to the wiring terminal of the high-level plug 13, and the green wire is connected to the wiring terminal of the low-level plug 14; the other ends of the two red wires are respectively connected to the wiring terminals of the high-level jacks 23 of the two female plugs 2, and the other ends of the two green wires are respectively connected to the wiring terminals of the low-level jacks 24 of the two female plugs 2; in the same wiring method, connect the mining dump truck CAN bus to the male plug 1.

[0037] Connect the male plug 1 of the CAN bus connector of the mining dump truck engine to the socket originally plugged into the engine terminal resistor, plug the unplugged engine terminal resistor into the female plug 2, plug the male plug 1 connected to the CAN bus of the mining dump truck from the electric control cabinet into another female plug 2 (the wedge-shaped surface at the rear end of the spring sheet 16 is clamped in the clamping groove 26), so that the CAN bus of the engine is connected to the CAN bus of the mining dump truck. When disassembling the engine, the CAN bus can be easily disconnected by unplugging the female plug 2, which is convenient for disassembly and assembly of the engine.

[0038] The terms used in the present invention are illustrative and exemplary, rather than restrictive. Since the present invention can be implemented in various forms without departing from the spirit or essence of the technical solution, it should be understood that the above embodiments are not limited to any of the aforementioned details, but should be widely interpreted within the spirit and scope defined by the attached claims, so all changes and modifications falling within the scope of the claims or their equivalents should be covered by the attached claims.

Claims

1. A CAN bus connector for a mining dump truck engine, characterized in that: include: A male plug and two female plugs, the male plug comprising: a male plug shell, a first fixed base, a high-level plug, and a low-level plug, the first fixed base being arranged inside the male plug shell, the high-level plug and the low-level plug being respectively plugged into the first fixed base; a spring sheet being arranged at the top of the male plug shell, the front end of the spring sheet being connected to the front end of the male plug shell, and a wedge-shaped surface being arranged at the rear end of the spring sheet; the female plug comprising: a female plug shell, a second fixed base, a high-level jack, and a low-level jack, the second fixed base being arranged inside the female plug shell, the high-level jack and the low-level jack being respectively arranged on the fixed base, and a clamping slot being arranged at the top front end of the female plug shell; the wiring terminals at the rear ends of the high-level plug and the low-level plug are respectively connected to the wiring terminals at the rear ends of the high-level jack and the low-level jack on the two female plugs through wires.

2. The CAN bus connector for a mining dump truck engine according to claim 1, characterized in that: The first fixed base is provided with a zero potential plug, and the second fixed base is provided with a zero potential socket.

3. The CAN bus connector for a mining dump truck engine according to claim 1, characterized in that: The high-level plug and the low-level plug are located in the male plug housing, the front end of the high-level plug and the low-level plug are the plug end, and the rear end is the wiring terminal; the high-level jack and the low-level jack are located in the female plug housing, the front end of the high-level jack and the low-level jack are the connection end, and the rear end is the wiring terminal.

4. The CAN bus connector for a mining dump truck engine according to claim 3, characterized in that: The first fixed base is arranged at the middle position inside the male plug shell, and the second fixed base is arranged at the middle position inside the female plug shell.

5. The CAN bus connector for a mining dump truck engine according to claim 1, characterized in that: A stopper is arranged on the top of the male plug shell, and the stopper is located at the rear of the wedge-shaped surface; two limit plates are arranged on the top of the male plug shell, and the stopper and the spring plate are located between the two limit plates.

6. The CAN bus connector for a mining dump truck engine according to claim 2, characterized in that: The shape of the male plug shell is a triangular cylinder with curved corners; the high-level plug, low-level plug, and zero-potential plug are arranged in a triangle, and the high-level plug and low-level plug are located above the zero-potential plug; the shape of the female plug shell is a triangular cylinder with curved corners; the high-level jack, low-level jack, and zero-potential jack are arranged in a triangle, and the high-level jack and low-level jack are located above the zero-potential jack.

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