CN218525318U

CN218525318U - Communication cable harness, communication plug, communication socket and road side unit device

Info

Publication number: CN218525318U
Application number: CN202220934864.0U
Authority: CN
Inventors: 魏靖伟
Original assignee: Zhidao Network Technology Beijing Co Ltd
Current assignee: Zhidao Network Technology Beijing Co Ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2023-02-24
Anticipated expiration: 2032-04-20

Abstract

The utility model provides a communication cable pencil, communication plug, communication socket and roadside unit device, this communication cable pencil includes insulating overcoat, the integrated first RS232 serial data communication cable that is provided with in inner space of insulating overcoat, first RS485 serial data communication cable, first anodal power cable and first negative pole power cable, the inside remaining accommodation space of insulating overcoat is filled to insulating material, and first RS232 serial data communication cable, first RS485 serial data communication cable, all pack between the arbitrary two in first anodal power cable and the first negative pole power cable insulating material, the crosstalk of signal can not appear between each cable of communication cable pencil inside, the requirement and the outdoor waterproof requirement of many signals have been satisfied, the integrated design has been realized, two communications facilities of both ends electrical connection of communication cable pencil, in order to realize two communications facilities's information interaction.

Description

Communication cable harness, communication plug, communication socket and road side unit device

Technical Field

The utility model relates to an automatic driving technical field specifically is a communication cable pencil, communication plug, communication socket and trackside unit device.

Background

The RSU road side unit is an important component of the C-V2X, is arranged on a road side rod and is used for connecting various road side devices, sensors and vehicle OBUs, data forwarding communication is achieved, and C-V2X services are developed. At present, the RSU needs a plurality of external communication interfaces, the external communication interfaces need to be designed in a multi-path redundancy mode, the external interfaces do not have a unified standard, generally at least a power supply interface, an RS232 interface and an RS485 interface are provided, the number of signals is large, and most of the existing design uses at least 2 cables or more to meet the requirement of the signals.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a communication cable pencil, integrated RS232 serial data communication cable, RS485 serial data communication cable and power cable have satisfied the requirement of many signals.

In one aspect, the present application provides a communication cable harness for two communication devices are connected to each other electrically, so as to realize the information interaction of the communication devices, the communication cable harness includes: an insulating sheath having an accommodating space; the first RS232 serial data communication cable is inserted into the accommodating space of the insulating outer sleeve; the first RS485 serial data communication cable is inserted in the accommodating space of the insulating outer sleeve; the first positive power supply cable is inserted into the accommodating space of the insulating outer sleeve; the first negative power supply cable is inserted in the accommodating space of the insulating outer sleeve; and the insulation material is filled in the remaining accommodating space inside the insulation jacket, and the insulation material is filled between any two of the first RS232 serial data communication cable, the first RS485 serial data communication cable, the first positive power supply cable and the first negative power supply cable.

In some optional embodiments, the first RS232_ RX serial data communication cable comprises a first RS232_ RX serial data communication cable, a first RS232_ GND serial data communication cable, and a first RS232_ TX serial data communication cable, and the first RS232_ GND serial data communication cable is wrapped around the outer surfaces of the first RS232_ RX serial data communication cable and the first RS232_ TX serial data communication cable.

In some optional embodiments, the first RS232_ GND serial data communication line includes a first tin-plated copper woven mesh and a first insulating layer, and the first insulating layer is wrapped around the outer surface of the first tin-plated copper woven mesh.

In some optional embodiments, the first RS485_ D-serial data communication cable comprises a first RS485_ D-serial data communication cable, a first RS485_ GND serial data communication cable, and a first RS485_ D + serial data communication cable, and the first RS485_ GND serial data communication cable is wrapped around the outer surfaces of the first RS485_ D-serial data communication cable and the first RS485_ D + serial data communication cable.

In some optional embodiments, the first RS485_ GND serial data communication cable includes a second tin-plated copper woven mesh and a second insulating layer, and the second insulating layer is wrapped around the outer surface of the second tin-plated copper woven mesh.

On the other hand, this application still provides a communication plug, communication plug's afterbody and communication cable pencil sealing contact, communication plug's head with communication equipment's communication socket can dismantle the connection, in order to realize communication cable pencil with communication equipment electricity is connected, communication cable pencil is the connection of the communication cable pencil that any one above mentioned, communication plug includes: the tail part of the first shell is in sealing contact with the insulating outer sleeve; the first insulation part is arranged inside the first shell and provided with a first RS232 serial data communication cable interface, a first RS485 serial data communication cable interface, a first positive power supply interface and a first negative power supply interface; the first RS232 serial data communication cable interface is used for being in butt joint with the RS232 serial data communication cable; the first RS485 serial data communication cable interface is used for being in butt joint with the first RS485 serial data communication cable; the first positive power supply interface is used for being in butt joint with the first positive power supply cable; the first negative power interface is used for being in butt joint with the first negative power cable.

In some optional embodiments, the first housing is provided with a fool-proof mark, the fool-proof mark is arranged on the outer surface of the first housing, and the fool-proof mark is a groove arranged on the outer surface of the first housing.

On the other hand, the application also provides a communication socket which is arranged on communication equipment, the head of the communication socket is detachably connected with the head of the communication plug, the communication equipment is provided with a second RS232 serial data communication cable, a second RS485 serial data communication cable, a second anode power cable and a second cathode power cable which are output outwards, and the communication cable which is output outwards is electrically connected with the communication plug through the communication socket so as to realize the electrical connection between the communication equipment and a communication cable harness; the communication plug is any one of the communication plugs; the communication cable harness is any one of the above communication cable harnesses.

In some alternative embodiments, the communication jack comprises: the head of the second shell is detachably connected with the head of the first shell; the second insulating part is arranged in the second shell and comprises a second RS232 serial data communication cable interface, a second RS485 serial data communication cable interface, a second positive power supply interface and a second positive power supply interface; the second RS232 serial data communication cable interface is used for being in butt joint with the second RS232 serial data communication cable; the second RS485 serial data communication cable interface is used for being in butt joint with the second RS485 serial data communication cable; the second positive power supply interface is used for being in butt joint with the second positive power supply cable; the second negative power interface is used for being in butt joint with the second negative power cable.

On the other hand, the application also provides a road side unit device, which comprises a communication socket, wherein the communication socket is detachably connected with a communication plug, the communication plug is hermetically connected with a communication cable harness, and the communication cable harness is any one of the communication cable harnesses; the communication plug is any one of the communication plugs; the communication socket is any one of the communication sockets.

Compared with the prior art, the method has the following technical effects:

1. the application provides a communication cable pencil, this communication cable pencil includes insulating overcoat, first RS232 serial data communication cable, first RS485 serial data communication cable, first positive pole power cable and first negative pole power cable, the integrated first RS232 serial data communication cable that is provided with of inner space of insulating overcoat, first RS485 serial data communication cable, first positive pole power cable and first negative pole power cable, the inside remaining accommodation space of insulating overcoat is filled to insulating material, and first RS232 serial data communication cable, first RS485 serial data communication cable, all pack insulating material between arbitrary the two in first positive pole power cable and the first negative pole power cable, the crosstalk of signal can not appear between the cable, the requirement and the outdoor waterproof requirement of many signals have been satisfied, the integrated design has been realized, two communications facilities of both ends electrical connection of communication cable pencil, in order to realize two communications facilities's information interaction.

2. The application also provides a communication plug, and the communication plug can be connected with communication cable pencil and communications facilities respectively to the communication cable pencil realizes the electricity with communications facilities and is connected.

3. The application also provides a communication socket, and the communication socket is installed in communications facilities, can be connected with the communication cable pencil electricity through the communication plug to can realize two communications facilities's information interaction.

4. The application also provides a roadside unit device, and the roadside unit device includes the communication socket, and this communication socket can dock with the communication plug, and communication plug and communication cable pencil are connected, and the roadside unit device passes through communication plug and communication cable pencil and realizes the information interaction with other communication equipment.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic cross-sectional view of a communication cable harness according to an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of a communication plug according to an embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a communication socket according to an embodiment of the present invention.

Description of the drawings: 1-insulating outer sleeve; 2-a first RS232 serial data communications cable; 21-first RS232_ RX serial data communication cable; 22-a first RS232_ GND serial data communication cable; 221-a first tinned copper mesh grid; 222 — a first insulating layer; 23-a first RS232_ TX serial data communication cable; 3-a first RS485 serial data communication cable; 31-a first RS485_ D-serial data communication cable; 32-a first RS485_ GND serial data communication cable; 321-a second tinned copper woven mesh; 322-a second insulating layer; 33-a first RS485_ D + serial data communication cable; 4-a first positive power cable; 5-a first negative power cable; 6-an insulating material; 7-a first housing; 72-a first RS232 serial data communication cable interface; 721-first RS232_ RX serial data communication cable interface; 722-a first RS232_ GND serial data communication cable interface; 723-first RS232_ TX serial data communication cable interface; 73-a first RS485 serial data communication cable interface; 731-first RS485_ D-serial data communication cable interface; 732-a first RS485_ GND serial data communication cable interface; 733-first RS485_ D + serial data communication cable interface; 74-first positive power interface; 75-a first negative power cable; 76-fool-proof mark; 8-a second housing; 81-a second insulating member; 82-second RS232 serial data communication cable interface; 821-a second RS232_ RX serial data communication cable interface; 822-a second RS232_ GND serial data communication cable interface; 823-second RS232_ TX serial data communication cable interface; 83-second RS485 serial data communication cable interface; 831-second RS485_ D-serial data communication cable interface; 832-second RS485_ GND serial data communication cable interface; 833-second RS485_ D + serial data communication cable interface; 84-a second positive power interface; 85-second negative power interface.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The application provides a communication cable pencil, communication cable pencil is used for two communications facilities of electrical connection to realize each communications facilities's information interaction, communication cable pencil includes: insulating overcoat 1, first RS232 serial data communication cable 2, first RS485 serial data communication cable 3, first positive pole power cable 4, first negative pole power cable 5 and insulating material 6. The insulating sheath 1 has an accommodation space. The first RS232 serial data communication cable 2 is plugged into the accommodating space of the insulating outer sleeve 1. The first RS485 serial data communication cable 3 is inserted in the accommodating space of the insulating outer sleeve 1; the first positive power cable 4 is plugged in the accommodating space of the insulating outer sleeve 1. The first negative power cable 5 is plugged in the accommodating space of the insulating outer sleeve 1. The remaining accommodation space in insulating overcoat 1 is filled to insulating material 6, and insulating material 6 is filled between any two in first RS232 serial data communication cable 2, first RS485 serial data communication cable 3, first anodal power cable 4 and the first negative pole power cable 5.

Specifically, the integrated first RS232 serial data communication cable 2 that is provided with in inner space of insulating overcoat 1, first RS485 serial data communication cable 3, first anodal power cable 4 and first negative pole power cable 5, insulating material 6 fills the inside remaining accommodation space of insulating overcoat 1, make all fill insulating material 6 between the surface of arbitrary two cables, guarantee the interference of signal can not appear between the cable, the requirement and the outdoor waterproof requirement of many signals have been satisfied, the integrated design has been realized, two communications facilities of both ends electrical connection of communications cable pencil, can realize two communications facilities's information interaction. The communication cable harness can meet the temperature range of industrial grade high and low temperature of-40 ℃ to 85 ℃. The insulating electric strength of the communication cable harness can bear 4KV of lightning surge and 500V of alternating current AC. The waterproof safety level of the communication cable harness can reach IP67. The communication cable harness has a good sun-proof effect after 720h carbon arc exposure or xenon arc exposure, and the tensile strength and the elongation are not lower than 80%. The flame retardant capability of the communication cable harness can reach PASSSVW-1. Salt mist oil stain resistance of a communication cable harness. The minimum bending radius of the flexibility of the communication cable harness is as follows: the outer diameter of the communication cable harness is 4 times, optionally 36mm. Bending times of the communication cable harness: 70 times/min, more than 600 ten thousand times.

In some optional embodiments, the first RS232_ RX serial data communication cable 21, the first RS232_ GND serial data communication cable 22 and the first RS232_ TX serial data communication cable 23 are included in the first RS232_ RX serial data communication cable 2, and the first RS232_ GND serial data communication cable 22 is wrapped around the outer surfaces of the first RS232_ RX serial data communication cable 21 and the first RS232_ TX serial data communication cable 23. Optionally, the first RS232_ GND serial data communication cable 22 includes a first tinned copper woven mesh 221 and a first insulating layer 222, and the first insulating layer 222 is wrapped around an outer surface of the first tinned copper woven mesh 221.

Specifically, in order to facilitate distinguishing the first RS232_ RX serial data communication cable 21, the first RS232_ GND serial data communication cable 22, and the first RS232_ TX serial data communication cable 23, the respective outer surfaces of the first RS232_ RX serial data communication cable 21 and the first RS232_ TX serial data communication cable 23 are provided with different colors, and optionally, the outer surface of the first RS232_ RX serial data communication cable 21 is green, and the outer surface of the first RS232_ TX serial data communication cable 23 is blue. The wire gauge of the first RS232_ RX serial data communication cable 21 is AWG #22 (0.3 square), the operating voltage is +/-15V, and the operating current is typ1.28A. The wire gauge of the RS232_ TX serial data communication cable 23 is AWG #22 (0.3 square), the operating voltage is +/-15V, and the operating current is typ1.28A. The density of the first tinned copper mesh 221 is greater than 85%, the operating voltage of the first tinned copper mesh 221 is 0V, and the operating current is typ1.28a. The first RS232_ RX serial data communication cable 21 and the first RS232_ TX serial data communication cable 23 are wrapped by the first tin-plated copper woven mesh 221 with the density of more than 85%, so that the long-distance communication robustness of the first RS232 serial data communication cable 2 can be improved, and the occupied space is reduced.

In some optional embodiments, the first RS485 serial data communication cable 3 includes a first RS485_ D-serial data communication cable 31, a first RS485_ GND serial data communication cable 32 and a first RS485_ D + serial data communication cable 33, and the first RS485_ GND serial data communication cable 32 is wrapped around the outer surfaces of the first RS485_ D-serial data communication cable 31 and the first RS485_ D + serial data communication cable 33. The first RS485_ GND serial data communication cable 32 includes a second tin-plated copper mesh 321 and a second insulating layer 322, and the second insulating layer 322 is wrapped around the outer surface of the second tin-plated copper mesh 321.

Specifically, in order to facilitate distinguishing the first RS485_ D-serial data communication cable 31, the first RS485_ GND serial data communication cable 32, and the first RS485_ D + serial data communication cable 33, the outer surfaces of the first RS485_ D-serial data communication cable 31 and the first RS485_ D + serial data communication cable 33 are set to different colors, and optionally, the outer surface of the first RS485_ D-serial data communication cable 31 is set to white, and the outer surface of the first RS485_ D + serial data communication cable 33 is set to orange. The first RS485_ D-serial data communication cable 31 has a wire gauge of AWG #22 (0.3 square), an operating voltage ranging from-8V to 13V, and an operating current of typ1.28A. The first RS485_ D + serial data communication cable 33 has a wire gauge of AWG #22 (0.3 square), an operating voltage of-8V to 13V, and an operating current of typ1.28A. The density of the second tinned copper mesh 321 is more than 85%, the operating voltage of the second tinned copper mesh 321 is 0V, and the operating current is typ1.28a. The second tinned copper woven mesh 321 with the density of more than 85% wraps the first RS485_ D-serial data communication cable 31 and the first RS485_ D + serial data communication cable 33, so that the long-distance communication robustness of the first RS485 serial data communication cable 3 can be improved, and the occupied space is reduced.

Further, the first RS232_ GND serial data communication cable 22 employs a first tin-plated copper woven mesh 221. The first RS485_ GND serial data communication cable 32 adopts the second tinned copper woven mesh 321, the occupation amount of the inner space of the insulating outer sleeve 1 is reduced, under the condition that the total outer diameter of the communication cable wire harness is certain (the total outer diameter of the common communication cable wire harness is 9 mm), the thickness of the insulating outer sleeve 1 is increased so that the total outer diameter of the communication cable wire harness reaches 9mm, the thickness of the insulating outer sleeve 1 is increased, the communication cable wire harness can reach the lightning surge 4KV and the AC500V insulating electrical strength, the lightning surge interference under the outdoor environment can be resisted, and the antifouling, waterproof, sun-proof and other stress bearing capacities under the outdoor severe environment are improved.

On the other hand, this application provides a communication plug, communication plug's afterbody and communication cable pencil sealing contact, and communication plug's head can dismantle with communication socket of communications facilities and be connected, and is optional, and communication plug and communication socket pass through threaded connection, perhaps, communication plug and communication socket pass through the buckle and are connected to realize that communication cable pencil is connected with communications facilities electricity, and communication cable pencil is the communication cable pencil that any one above mentioned is connected. The communication plug includes: the tail of the first shell 7 is in sealing contact with the insulating outer sleeve 1, the first insulating part 71 is arranged inside the first shell 7, and the first insulating part 71 is provided with a first RS232 serial data communication cable interface 72, a first RS485 serial data communication cable interface 73, a first positive power supply interface 74 and a first negative power supply interface 75. The first RS232 serial data communication cable interface 72 is used for interfacing with the first RS232 serial data communication cable 2; the first RS485 serial data communication cable interface 73 is used for being in butt joint with the first RS485 serial data communication cable 3; the first positive power supply interface 74 is used for being in butt joint with the first positive power supply cable 4; the first negative power interface 75 is used for interfacing with the first negative power cable 5.

Specifically, the first housing 7 is a metal housing. The inner surface of the tail of the communication plug is provided with a waterproof ring, the communication cable harness is connected to the tail of the communication plug in an inserting mode through the waterproof ring, the waterproof design of the communication plug and the communication cable harness is achieved, the communication plug can lock the communication cable harness and is connected with the communication cable harness in an airtight mode, and the antifouling, waterproof and sun-proof bearing capacity under outdoor severe environment is improved. The communication plug can be installed at both ends of the communication cable harness, the communication socket is installed on the communication equipment, and the communication plug can be electrically connected with the communication socket to realize the electrical connection of the two pieces of communication equipment, so that the two pieces of communication equipment can realize the transmission of signals. Optionally, the head of the communication plug is welded with the head of the communication socket.

In some optional embodiments, the first RS232 serial data communication cable interface 72 comprises a first RS232_ RX serial data communication cable interface 721, a first RS232_ GND serial data communication cable interface 722, and a first RS232_ TX serial data communication cable interface 723. The first RS485 serial data communication cable interface 73 includes a first RS485_ D-serial data communication cable interface 731, a first RS485_ GND serial data communication cable interface 732, and a first RS485_ D + serial data communication cable interface 733.

Specifically, the first RS232_ RX serial data communication cable interface 721 is used to interface with the first RS232_ RX serial data communication cable 21. The first RS232_ GND serial data communication cable interface 722 is used for interfacing with the first RS232_ GND serial data communication cable 22. The first RS232_ TX serial data communication cable interface 723 is used to interface with the first RS232_ TX serial data communication cable 23. The first RS485_ D-serial data communication cable interface 731 is used to interface with the first RS485_ D-serial data communication cable 31. The first RS485_ GND serial data communication cable interface 732 is used for interfacing with the RS485_ GND serial data communication cable 32. The first RS485_ D + serial data communication cable interface 733 is configured to interface with the RS485_ D + serial data communication cable 33.

In some alternative embodiments, the insulation case 7 is provided with a fool-proof mark 72, and the fool-proof mark 72 is provided on the outer surface of the insulation case 7.

Specifically, prevent slow-witted mark 72 for setting up the recess at insulating casing 7 surface, prevent slow-witted mark 72 and also can be for setting up the arch at insulating casing 7 surface, prevent slow-witted mark 72 and also can be for setting up the instruction arrow point at insulating casing 7 surface, prevent slow-witted mark 72 and play the effect of reminding and guide staff, and specific shape does not do the restriction, avoids the mounted position between communication plug and the communication cable pencil to have the deviation.

The application also provides a communication socket, communication socket installs in communications facilities, communication socket's head and the head welding of communication plug, communications facilities has the second RS232 serial data communication cable of outside output, second RS485 serial data communication cable, anodal power cable of second and second negative pole power cable, the communication cable of communications facilities outside output passes through communication socket and realizes the electricity with the communication plug and be connected to realize the electricity of communications facilities and communication cable pencil. The communication plug is the above mentioned communication plug. The communication cable harness is any one of the above mentioned communication cable harnesses.

Specifically, a circuit board is arranged inside the communication equipment, and the circuit board outputs signals to the outside through a second RS232 serial data communication cable, a second RS485 serial data communication cable, a second positive power supply cable and a second negative power supply cable.

In some optional embodiments, the communication socket includes a second housing 8 and a second insulating member 81, the second housing 8 is mounted to the communication device, the head of the second housing 8 is detachably connected to the head of the first housing 7, optionally, the head of the second housing 8 is connected to the head of the first housing 7 by a screw thread, or the head of the second housing 8 is connected to the head of the first housing 7 by a snap. The second insulating member 81 is disposed inside the second housing 8, and the second insulating member 81 includes a second RS232 serial data communication cable interface 82, a second RS485 serial data communication cable interface 83, a second positive power supply interface 84, and a second negative power supply interface 85. The second RS232 serial data communication cable interface 82 is configured to interface with a second RS232 serial data communication cable. The second RS485 serial data communication cable interface 83 is used for interfacing with the second RS485 serial data communication cable. The second positive power interface 84 is for interfacing with a second positive power cable. The second negative power interface 85 is used for being connected with a second negative power cable in a butt joint mode.

Specifically, the second housing 8 is a metal housing. The second RS232 serial data communication cable includes a second RS232_ RX serial data communication cable, a second RS232_ GND serial data communication cable, and a second RS232_ TX serial data communication cable. The second RS485 serial data communication cable comprises a second RS485_ D-serial data communication cable, a second RS485_ GND serial data communication cable and a second RS485_ D + serial data communication cable. The second RS232 serial data communication cable interface 82 includes a second RS232_ RX serial data communication cable interface 821, a second RS232_ GND serial data communication cable interface 822, and a second RS232_ TX serial data communication cable interface 823. The second RS485 serial data communication cable interface 83 includes a second RS485_ D-serial data communication cable interface 831, a second RS485_ GND serial data communication cable interface 832, and a second RS485_ D + serial data communication cable interface 833.

Specifically, the communication plug and the communication socket are detachably connected, optionally, the head of the first housing 7 is detachably connected with the head of the second housing 8, optionally, the head of the first housing 7 is connected with the head of the second housing 8 through a screw thread, or the head of the first housing 7 is connected with the head of the second housing 8 through a snap. The second RS232 serial data communication cable interface 82 is soldered to the first RS232 serial data communication cable interface 72. The second RS485 serial data communication cable interface 83 is soldered to the first RS485 serial data communication cable interface 73. The second positive power interface 84 is welded to the first positive power interface 74. The second negative power interface 85 is welded to the first negative power interface 75.

Further, a second RS232_ RX serial data communication cable is used for soldering with the second RS232_ RX serial data communication cable interface 821. The second RS232_ GND serial data communication cable is used for soldering with the second RS232_ GND serial data communication cable interface 822. The second RS232_ TX serial data communication cable is used for soldering with the second RS232_ TX serial data communication cable interface 823. The second RS485_ D-serial data communication cable is used for soldering with the second RS485_ D-serial data communication cable interface 831. The second RS485_ GND serial data communication cable is used for being welded with the second RS485_ GND serial data communication cable interface 832. A second RS485_ D + serial data communication cable is soldered to the second RS485_ D + serial data communication cable interface 833. The second positive power interface 84 is adapted to be welded to the first positive power interface 74. The second negative power interface 85 is adapted to be welded to the first negative power interface 75.

On the other hand, the application also provides a road side unit device which comprises a communication socket, wherein the communication socket is welded with a communication plug, the communication plug is hermetically connected with a communication cable harness, and the communication cable harness is any one of the communication cable harnesses; the communication plug is any one of the above mentioned communication plugs. The communication socket is any one of the communication sockets, and the roadside unit device realizes information interaction with the communication equipment through the communication plug and the communication cable harness.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A communication cable harness for electrically connecting two communication devices to enable information interaction of each of the communication devices, the communication cable harness comprising:

an insulating sheath (1) having an accommodation space;

the first RS232 serial data communication cable (2) is plugged into the accommodating space of the insulating outer sleeve (1);

the first RS485 serial data communication cable (3) is inserted into the accommodating space of the insulating outer sleeve (1);

the first positive power supply cable (4) is inserted into the accommodating space of the insulating outer sleeve (1);

the first negative power supply cable (5) is inserted into the accommodating space of the insulating outer sleeve (1);

the insulation material (6) fills the remaining accommodating space inside the insulation jacket (1), and the insulation material (6) is filled between any two of the first RS232 serial data communication cable (2), the first RS485 serial data communication cable (3), the first positive power supply cable (4) and the first negative power supply cable (5).

2. The communication cable harness of claim 1, wherein the first RS232_ RX serial data communication cable (2) comprises a first RS232_ RX serial data communication cable (21), a first RS232_ GND serial data communication cable (22), and a first RS232_ TX serial data communication cable (23), the first RS232_ GND serial data communication cable (22) being wrapped around the outer surfaces of the first RS232_ RX serial data communication cable (21) and the first RS232_ TX serial data communication cable (23).

3. The communication cable harness of claim 2, wherein the first RS232_ GND serial data communication cable (22) comprises a first tinned copper mesh (221) and a first insulating layer (222), and wherein the first insulating layer (222) is wrapped around an outer surface of the first tinned copper mesh (221).

4. The communication cable harness according to claim 1, wherein the first RS485 serial data communication cable (3) comprises a first RS485_ D-serial data communication cable (31), a first RS485_ GND serial data communication cable (32) and a first RS485_ D + serial data communication cable (33), the first RS485_ GND serial data communication cable (32) being wrapped around the outer surfaces of the first RS485_ D-serial data communication cable (31) and the first RS485_ D + serial data communication cable (33).

5. The communication cable harness of claim 4, wherein the first RS485_ GND serial data communication cable (32) comprises a second tinned copper mesh (321) and a second insulating layer (322), the second insulating layer (322) being wrapped around an outer surface of the second tinned copper mesh (321).

6. A communication plug, wherein a rear portion of the communication plug is in sealing contact with a communication cable harness, and a head portion of the communication plug is detachably connected to a communication socket of a communication device to electrically connect the communication cable harness to the communication device, the communication cable harness being as set forth in any one of claims 1 to 5, the communication plug comprising:

the tail of the first shell (7) is in sealing contact with the insulating outer sleeve (1);

the first insulating part (71) is arranged inside the first shell (7), and the first insulating part (71) is provided with a first RS232 serial data communication cable interface (72), a first RS485 serial data communication cable interface (73), a first positive power supply interface (74) and a first negative power supply interface (75);

the first RS232 serial data communication cable interface (72) is used for being in butt joint with the RS232 serial data communication cable (2); the first RS485 serial data communication cable interface (73) is used for being in butt joint with the first RS485 serial data communication cable (3); the first positive power supply interface (74) is used for being in butt joint with the first positive power supply cable (4); the first negative power interface (75) is used for being in butt joint with the first negative power cable (5).

7. The communication plug according to claim 6, wherein the first housing (7) is provided with a fool-proof mark (76), the fool-proof mark (76) is provided on an outer surface of the first housing (7), and the fool-proof mark (76) is a groove provided on the outer surface of the first housing (7).

8. A communication socket is characterized in that the communication socket is mounted on communication equipment, the head of the communication socket is detachably connected with the head of a communication plug, the communication equipment is provided with a second RS232 serial data communication cable, a second RS485 serial data communication cable, a second positive power cable and a second negative power cable which are output outwards, and the communication cable which is output outwards is electrically connected with the communication plug through the communication socket so as to realize the electrical connection between the communication equipment and a communication cable harness; the communication plug is the communication plug of claim 6 or 7; the communication cable harness according to any one of claims 1 to 5.

9. The communication jack of claim 8, comprising:

the second shell (8) is arranged on the communication equipment, and the head of the second shell (8) is detachably connected with the head of the first shell (7);

the second insulating component (81) is arranged in the second shell (8) and comprises a second RS232 serial data communication cable interface (82), a second RS485 serial data communication cable interface (83), a second positive power supply interface (84) and a second negative power supply interface (85);

a second RS232 serial data communication cable interface (82) for interfacing with the second RS232 serial data communication cable; the second RS485 serial data communication cable interface (83) is used for being in butt joint with the second RS485 serial data communication cable; the second positive power supply interface (84) is used for being in butt joint with the second positive power supply cable; the second negative power interface (85) is used for being in butt joint with the second negative power cable.

10. A road side unit device is characterized by comprising a communication socket, wherein the communication socket is detachably connected with a communication plug, the communication plug is hermetically connected with a communication cable harness, and the communication cable harness is the communication cable harness according to any one of claims 1 to 5; the communication plug is the communication plug of claim 6 or 7; the communication socket according to claim 8 or 9.