CN218634149U - Communication device and communication system - Google Patents
Communication device and communication system Download PDFInfo
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- CN218634149U CN218634149U CN202223238381.6U CN202223238381U CN218634149U CN 218634149 U CN218634149 U CN 218634149U CN 202223238381 U CN202223238381 U CN 202223238381U CN 218634149 U CN218634149 U CN 218634149U
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Abstract
The utility model provides a communication device and communication system is applied to boats and ships, and this communication device includes: the main signal conversion box and the plurality of slave signal conversion boxes are sequentially connected in a ring shape through wired cables; the main signal conversion box is used for receiving a first data signal input by first external equipment, converting the first data signal into a digital signal and transmitting the digital signal to the slave signal conversion box through a wired cable; the embodiment of the utility model provides a receive external data signal and convert the back with data signal and transmit to the following signal conversion box through a wired cable through the main signal conversion box, convert received data signal into the data signal that external equipment can discern from the signal conversion box, through integrating the transmission with multichannel signal, reduce the cable and repeatedly lay same room and region, the cost is reduced, the utilization ratio of resource is improved, adopt the annular to connect between the signal conversion box, the work load of later maintenance has been reduced.
Description
Technical Field
The utility model belongs to the technical field of the communications facilities technique and specifically relates to a communication device and communication system are related to.
Background
At present, a telephone device, a broadcasting device, a primary and secondary clock device, a network configuration device, a satellite television device and the like used on a ship are mutually independent, so that the structure of the ship is complex, the manufacturing cost of the ship is improved, cables of all devices are repeatedly laid in the same room and region, the cable laying amount is large, the cable cost and the labor cost are high, the ship maintenance and repair cost is high, and the resource utilization rate is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims to provide a communication device and communication system, with multichannel signal integration transmission, reduce the cable and repeatedly lay same room and region, the cost is reduced has improved the utilization ratio of resource.
In a first aspect, the utility model provides a communication device is applied to boats and ships, and communication device includes: a master signal conversion box and a plurality of slave signal conversion boxes; the main signal conversion box and the plurality of slave signal conversion boxes are sequentially connected in a ring shape through wired cables; the main signal conversion box is arranged between internal communication equipment of the ship; the plurality of slave signal conversion boxes are respectively arranged in a plurality of sub-rooms of the ship; the main signal conversion box is used for receiving a first data signal input by first external equipment, converting the first data signal into a digital signal and transmitting the digital signal to the slave signal conversion box through a wired cable; the slave signal conversion box is used for converting the digital signal into a second data signal and transmitting the second data signal to the second external device so that the second external device can identify the second data signal.
In a preferred embodiment of the present invention, the first data signal includes at least one of the following: a telephone signal, a broadcast signal, a mother clock signal, a network signal, or a satellite television signal; the main signal conversion box comprises a signal integration processing main module; the signal integration processing main module is connected with the slave signal conversion box through a wired cable; the signal integration processing main module is used for sending the digital signal to the slave signal conversion box through a wired cable.
In the preferred embodiment of the present invention, the main signal conversion box further comprises a telephone server interface and a telephone signal processing module; the first external equipment comprises a telephone host, and the first data signal is a telephone signal; the telephone server interface is used for receiving a telephone signal sent by the telephone host and sending the telephone signal to the telephone signal processing module; the telephone signal processing module is used for converting the telephone signal into a digital signal and sending the digital signal to the signal integration processing main module.
In the preferred embodiment of the present invention, the main signal conversion box further comprises a broadcasting host interface and a broadcasting signal processing module; the first external equipment also comprises a broadcast host, and the first data signal is also a broadcast signal; the broadcast host interface is used for receiving broadcast signals sent by the broadcast host and sending the broadcast signals to the broadcast signal processing module; the broadcast signal processing module is used for converting the broadcast signals into digital signals and sending the digital signals to the signal integration processing main module.
In the preferred embodiment of the present invention, the main signal conversion box further comprises a main clock interface and a sub-clock signal processing module; the first external equipment also comprises a marine mother clock, and the first data signal is also a mother clock signal; the master clock interface is used for receiving a master clock signal sent by the marine master clock and sending the master clock signal to the master-slave clock signal processing module; the primary and secondary clock signal processing module is used for converting the primary clock signal into a digital signal and sending the digital signal to the signal integration processing main module.
In the preferred embodiment of the present invention, the main signal conversion box further comprises a network interface and a network signal processing module; the first external device further comprises a network device, and the first data signal is also a network signal; the network interface is used for receiving a network signal sent by the network equipment and sending the network signal to the network signal processing module; the network signal processing module is used for converting the network signal into a digital signal and sending the digital signal to the signal integration processing main module.
In the preferred embodiment of the present invention, the main signal conversion box further comprises a satellite tv interface and a satellite tv signal processing module; the first external device further comprises a satellite television, and the first data signal is also a satellite television signal; the satellite television interface is used for receiving satellite television signals sent by a satellite television and sending the satellite television signals to the satellite television signal processing module; the satellite television signal processing module is used for converting satellite television signals into digital signals and sending the digital signals to the signal integration processing main module.
In the preferred embodiment of the present invention, the main signal conversion box further comprises a power interface, a power module, an alarm module and a speaker interface; the power supply module is connected with an external power supply through a power supply interface; the loudspeaker interface is connected with the first loudspeaker; the first loudspeaker is arranged between the internal communication devices; the power supply module converts alternating current output by an external power supply into direct current; the power supply module is used for supplying power to the main signal conversion box and the auxiliary signal conversion box; the alarm module is used for monitoring whether the communication device has faults or not; the alarm module is used for sending an alarm signal to the signal integration processing main module when the communication device has a fault; the signal integration processing main module is used for sending out alarm audio through the first loudspeaker.
In the preferred embodiment of the present invention, the slave signal conversion box comprises an extension interface and a signal integration processing slave module; the extension interface includes at least one of: the system comprises a telephone extension interface, a loudspeaker branch interface, a sub-clock branch interface, a network branch interface and an antenna sharing device branch interface; the signal integration processing slave module is connected with the extension interface; the signal integration processing slave module is used for converting the digital signal into a second data signal and transmitting the second data signal to a second external device so that the second external device can identify the second data signal.
In a second aspect, the present invention provides a communication system for a ship, comprising a first external device, a second external device and any one of the communication devices; the second external equipment is arranged in the child room of the ship; the first external device is connected with a master signal conversion box of the communication device, and the second external device is connected with a slave signal conversion box of the communication device.
The utility model discloses bring following beneficial effect:
the utility model provides a communication device and communication system is applied to boats and ships, and this communication device includes: a master signal conversion box and a plurality of slave signal conversion boxes; the main signal conversion box and the plurality of slave signal conversion boxes are sequentially connected in a ring shape through wired cables; the main signal conversion box is arranged between internal communication equipment of the ship; the plurality of slave signal conversion boxes are respectively arranged in a plurality of sub-rooms of the ship; the main signal conversion box is used for receiving a first data signal input by first external equipment, converting the first data signal into a digital signal and transmitting the digital signal to the slave signal conversion box through a wired cable; the embodiment of the utility model provides a be used for converting digital signal into second data signal from the signal conversion box, with second data signal transmission to second external equipment, so that second external equipment discernment second data signal, receive external data signal and transmit data signal to the signal conversion box from through a wired cable after the conversion through the main signal conversion box, convert received data signal into the data signal that external equipment can discern from the signal conversion box, through integrating the transmission with multichannel signal, reduce the repeated laying of cable to same room and region, the cost is reduced, the utilization ratio of resource has been improved, adopt the annular to connect between the signal conversion box, the work load of later maintenance has been reduced.
Drawings
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 that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a communication device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a main signal conversion box of a communication device according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a slave signal conversion box of a communication device according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a communication system according to an embodiment of the present invention.
Icon: 100-a main signal conversion box; 110-a signal integration processing main module; 120-telephone signal processing module; 121-telephony server interface; 122-a telephone interface; 130-broadcast signal processing module; 131-a broadcast host interface; 132-a speaker interface; 140-a primary and secondary clock signal processing module; 141-mother clock interface; 142-sub-clock interface; 150-a network signal processing module; 151-network interface; 152-a network subinterface; 160-satellite television signal processing module; 161-satellite television interface; 162-a diplexer interface; 170-power supply module; 171-power interface; 180-an alarm module; 190-a second integrated communication interface; 191-a first integrated communication interface; 200-a slave signal conversion box; 210-a signal integration processing slave module; 222-a telephone extension interface; 232-speaker interface; 242-sub-minute interface; 252-network drop interface; 262-duplexer interface; 290-a second sub-integrated communication interface; 291-first sub-integrated communication interface; 1000-a communication device; 2000-a first external device; 3000-second external device.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Example one
The embodiment of the utility model provides a communication system is applied to boats and ships, and it is shown to refer to fig. 1 the embodiment of the utility model provides a pair of communication device's schematic diagram, this communication device 1000 includes: a master signal conversion box 100 and a plurality of slave signal conversion boxes 200; the master signal conversion box 100 and the plurality of slave signal conversion boxes 200 are sequentially connected in a ring shape by wired cables; the main signal conversion box 100 is disposed between internal communication devices of the ship; the plurality of slave signal conversion boxes 200 are respectively disposed in a plurality of sub-rooms of the ship; the master signal conversion box 100 is configured to receive a first data signal input by the first external device 2000, convert the first data signal into a digital signal, and transmit the digital signal to the slave signal conversion box 200 through a wired cable; the slave signal conversion box 200 serves to convert the digital signal into a second data signal, and transmit the second data signal to the second external device 3000, so that the second external device 3000 recognizes the second data signal.
Specifically, the master signal conversion box 100 is disposed between internal communication devices of a ship, the master signal conversion box 100 is configured to receive a communication signal input by the first external device 2000, convert the received communication signal into a digital signal, and send the converted digital signal to the slave signal conversion box 200, and the slave signal conversion box 200 is disposed in a sub-room of the ship, where one sub-room is disposed with one slave signal conversion box 200, and the master signal conversion box 100 and the multiple slave signal conversion boxes 200 are annularly connected through one wired cable, where the wired cable may be a multi-core twisted-pair shielded cable, so as to reduce external interference.
Specifically, the communication signals of the ship generally include: the main signal conversion box 100 has a function of receiving a signal output from an external device, the slave signal conversion box 200 does not have a function of receiving a signal output from an external device, the main signal conversion box 100 converts the signal into a digital signal after receiving the communication signal, and transmits the digital signal to the slave signal conversion box 200 through one cable, and the slave signal conversion box 200 converts the received digital signal into a data signal recognizable by the second external device 3000.
Specifically, the master signal conversion box 100 and the slave signal conversion box 200 are both provided with integrated communication interfaces, and with continued reference to fig. 1, the first integrated communication interface 191 of the master signal conversion box 100 of the inter-house communication equipment room is connected with the second sub integrated communication interface 290 of the slave signal conversion box 200 of the sub-house 1 through a multi-core twisted pair shielded cable, the first sub integrated communication interface 291 of the slave signal conversion box 200 of the sub-house 1 is connected with the second sub integrated communication interface 290 of the slave signal conversion box 200 of the sub-house 2 through a multi-core twisted pair shielded cable, and the slave signal conversion boxes 200 of a plurality of sub-rooms are sequentially connected, so that it is known that the last sub-room, i.e., the first sub integrated communication interface 291 of the slave signal conversion box 200 of the sub-room n is connected with the second integrated communication interface 190 of the master signal conversion box 100 of the inter-house communication equipment room through a multi-core twisted pair shielded cable, and through a redundancy design of a ring network, all single-point failures can not be caused, the network design is simple, the failures are easy to inquire, and the workload of post-maintenance is reduced.
The utility model provides a communication device, this communication device 1000 are applied to boats and ships, and this communication device 1000 includes: a master signal conversion box 100 and a plurality of slave signal conversion boxes 200; the master signal conversion box 100 and the plurality of slave signal conversion boxes 200 are sequentially connected in a ring shape by wired cables; the main signal conversion box 100 is disposed between internal communication devices of the ship; the plurality of slave signal conversion boxes 200 are respectively disposed in a plurality of sub-rooms of the ship; the master signal conversion box 100 is configured to receive a first data signal input by the first external device 2000, convert the first data signal into a digital signal, and transmit the digital signal to the slave signal conversion box 200 through a wired cable; be used for converting digital signal into second data signal from signal conversion box 200, with second data signal transmission to second external equipment 3000, so that second external equipment 3000 discernment second data signal, the embodiment of the utility model provides a receive outside data signal and with data signal conversion back through a wired cable transmission to following signal conversion box 200 through main signal conversion box 100, follow signal conversion box 200 and convert received data signal into the data signal that external equipment can discern, through integrating the transmission with multichannel signal, reduce the repeated same room and region of laying of cable, the cost is reduced, the utilization ratio of resource has been improved, adopt the annular to connect between the signal conversion box, the work load of later maintenance has been reduced.
Example two
On the basis of the above embodiment, the embodiment of the present invention provides another communication device, wherein the first data signal at least includes one of the following: a telephone signal, a broadcast signal, a mother clock signal, a network signal, or a satellite television signal; the main signal conversion box 100 includes a signal integration processing main module 110; the signal integration processing main module 110 is connected to the slave signal conversion box 200 by a wired cable; the signal integration processing main module 110 is configured to transmit the digital signal to the slave signal conversion box 200 through a wired cable.
Referring to fig. 2, a schematic diagram of a main signal conversion box of a communication device according to an embodiment of the present invention is shown, the main signal conversion box 100 includes: the system comprises a telephone server interface 121, a broadcast host interface 131, a mother clock interface 141, a network sub-interface 152, a satellite television interface 161, a telephone signal processing module 120, a broadcast signal processing module 130, a mother-son clock signal processing module 140, a network signal processing module 150 and a satellite television signal processing module 160, wherein the connection relationship between each interface and each module is shown in fig. 2.
Specifically, the main signal conversion box 100 further includes a telephone server interface 121 and a telephone signal processing module 120; the first external device 2000 includes a telephone host, and the first data signal is a telephone signal; telephone server interface 121 is used to receive telephone signals sent by the telephone host and send the telephone signals to telephone signal processing module 120; the telephone signal processing module 120 is configured to convert a telephone signal into a digital signal and send the digital signal to the signal integration processing main module 110.
Specifically, the main signal conversion box 100 further includes a broadcast host interface 131 and a broadcast signal processing module 130; the first external device 2000 further includes a broadcasting host, and the first data signal is also a broadcasting signal; the broadcast host interface 131 is configured to receive a broadcast signal sent by a broadcast host, and send the broadcast signal to the broadcast signal processing module 130; the broadcast signal processing module 130 is configured to convert the broadcast signal into a digital signal and send the digital signal to the signal integration processing main module 110.
Specifically, the main signal conversion box 100 further includes a mother clock interface 141 and a mother-son clock signal processing module 140; the first external device 2000 further includes a mother clock for the ship, and the first data signal is also a mother clock signal; the mother clock interface 141 is used for receiving a mother clock signal sent by the marine mother clock and sending the mother clock signal to the mother-son clock signal processing module 140; the primary and secondary clock signal processing module 140 is configured to convert the primary clock signal into a digital signal, and send the digital signal to the signal integration processing main module 110.
Specifically, the main signal conversion box 100 further includes a network interface 151 and a network signal processing module 150; the first external device 2000 further includes a network device, and the first data signal is also a network signal; the network interface 151 is configured to receive a network signal sent by a network device, and send the network signal to the network signal processing module 150; the network signal processing module 150 is configured to convert the network signal into a digital signal and send the digital signal to the signal integration processing main module 110.
Specifically, the main signal conversion box 100 further includes a satellite tv interface 161 and a satellite tv signal processing module 160; the first external device 2000 further comprises a satellite television, and the first data signal is also a satellite television signal; the satellite television interface 161 is configured to receive a satellite television signal sent by a satellite television, and send the satellite television signal to the satellite television signal processing module 160; the satellite television signal processing module 160 is configured to convert the satellite television signal into a digital signal and send the digital signal to the signal integration processing main module 110.
Specifically, the main signal conversion box 100 further includes a power interface 171, a power module 170, an alarm module 180, and a speaker interface 132; the power module 170 is connected to an external power source through a power interface 171; the speaker interface 132 is connected to a first speaker; the first loudspeaker is arranged between the internal communication devices; the power module 170 converts the alternating current output by the external power supply into 24V direct current; the power module 170 is used to supply power to the master signal conversion box 100 and the slave signal conversion box 200; the alarm module 180 is used for monitoring whether the communication device 1000 has a fault; the alarm module 180 is configured to send an alarm signal to the signal integration processing main module 110 when the communication device 1000 fails; the signal integration processing main module 110 is configured to emit an alarm audio through the first speaker, and the alarm module 180 is further configured to send an alarm signal to the signal integration processing main module 110 when the power module 170 has a fault.
Further, the main signal conversion box 100 further includes a telephone interface 122, a sub-clock interface 142, a network sub-interface 152, and a duplexer interface 162 for installing a second external device 3000 in the internal communication device room.
The embodiment of the present invention further provides a slave signal conversion box, referring to fig. 3 illustrating a schematic diagram of a slave signal conversion box of a communication device according to the embodiment of the present invention, the slave signal conversion box 200 includes an extension interface and a signal integration processing slave module 210; the extension interface includes at least one of: telephone extension interface 222, speaker drop interface 232, sub-clock drop interface 242, network drop interface 252, and diplexer drop interface 262; the signal integration processing slave module 210 is connected with the extension interface; the slave signal integration process module 210 is configured to convert the digital signal into a second data signal, and transmit the second data signal to the second external device 3000, so that the second external device 3000 recognizes the second data signal.
Specifically, after receiving the digital signals sent by each signal processing module, the signal integration processing master module 110 adds identification signals to each digital signal, and sends the processed digital signals to the signal integration processing slave module 210 through the multi-core twisted-pair shielded cable, and the signal integration processing slave module 210 distinguishes the digital signals according to the identification signals and converts the digital signals into different second data signals, so that the second external device 3000 identifies the second data signals.
EXAMPLE III
The embodiment of the present invention provides a communication system, which is shown in fig. 4, and the schematic diagram of the communication system provided by the embodiment of the present invention includes a first external device 2000, a second external device 3000, and any one of the communication devices 1000; the second external device 3000 is disposed in a sub-room of the ship; the first external device 2000 is connected to the master signal conversion box 100 of the communication apparatus 1000, and the second external device 3000 is connected to the slave signal conversion box 200 of the communication apparatus 1000.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A communication device for use in a marine vessel, the communication device comprising: a master signal conversion box and a plurality of slave signal conversion boxes; the main signal conversion box and the plurality of slave signal conversion boxes are sequentially connected in a ring shape through wired cables; the main signal conversion box is arranged between internal communication equipment of the ship; the plurality of slave signal conversion boxes are respectively arranged in a plurality of sub-rooms of the ship;
the main signal conversion box is used for receiving a first data signal input by first external equipment, converting the first data signal into a digital signal and sending the digital signal to the slave signal conversion box through the wired cable;
the slave signal conversion box is used for converting the digital signal into a second data signal and transmitting the second data signal to a second external device so that the second external device can identify the second data signal.
2. The communication device of claim 1, wherein the first data signal comprises at least one of: a telephone signal, a broadcast signal, a mother clock signal, a network signal, or a satellite television signal;
the main signal conversion box comprises a signal integration processing main module; the signal integration processing main module is connected with the slave signal conversion box through the wired cable;
the signal integration processing main module is used for sending the digital signal to the slave signal conversion box through the wired cable.
3. The communication device according to claim 2, wherein the main signal conversion box further comprises a telephone server interface and a telephone signal processing module; the first external equipment comprises a telephone host, and the first data signal is a telephone signal;
the telephone server interface is used for receiving the telephone signal sent by the telephone host and sending the telephone signal to the telephone signal processing module;
the telephone signal processing module is used for converting the telephone signal into the digital signal and sending the digital signal to the signal integration processing main module.
4. The communication device according to claim 2, wherein the main signal conversion box further comprises a broadcast host interface and a broadcast signal processing module; the first external device further comprises a broadcast host, and the first data signal is also a broadcast signal;
the broadcast host interface is used for receiving the broadcast signal sent by the broadcast host and sending the broadcast signal to the broadcast signal processing module;
the broadcast signal processing module is used for converting the broadcast signal into the digital signal and sending the digital signal to the signal integration processing main module.
5. The communication device according to claim 2, wherein the main signal conversion box further comprises a mother clock interface and a mother-son clock signal processing module; the first external equipment further comprises a marine mother clock, and the first data signal is also a mother clock signal;
the primary clock interface is used for receiving the primary clock signal sent by the marine primary clock and sending the primary clock signal to the primary and secondary clock signal processing module;
the primary and secondary clock signal processing module is used for converting the primary clock signal into the digital signal and sending the digital signal to the signal integration processing main module.
6. The communication device according to claim 2, wherein the main signal conversion box further comprises a network interface and a network signal processing module; the first external device further comprises a network device, and the first data signal is also a network signal;
the network interface is used for receiving the network signal sent by the network equipment and sending the network signal to the network signal processing module;
the network signal processing module is used for converting the network signal into the digital signal and sending the digital signal to the signal integration processing main module.
7. The communication device of claim 2, wherein the main signal conversion box further comprises a satellite television interface and a satellite television signal processing module; the first external device further comprises a satellite television, and the first data signal is also a satellite television signal;
the satellite television interface is used for receiving the satellite television signal sent by the satellite television and sending the satellite television signal to the satellite television signal processing module;
the satellite television signal processing module is used for converting the satellite television signal into the digital signal and sending the digital signal to the signal integration processing main module.
8. The communication device of claim 2, wherein the main signal conversion box further comprises a power interface, a power module, an alarm module, and a speaker interface; the power supply module is connected with an external power supply through the power supply interface; the loudspeaker interface is connected with a first loudspeaker; the first loudspeaker is arranged between the internal communication devices;
the power supply module converts alternating current output by the external power supply into direct current;
the power supply module is used for supplying power to the main signal conversion box and the auxiliary signal conversion box;
the alarm module is used for monitoring whether the communication device has a fault;
the alarm module is used for sending an alarm signal to the signal integration processing main module when the communication device has a fault;
the signal integration processing main module is used for sending out alarm audio through the first loudspeaker.
9. The communication device according to claim 1, wherein the slave signal conversion box comprises an extension interface and a signal integration processing slave module; the extension interface includes at least one of: the system comprises a telephone extension interface, a loudspeaker branch interface, a sub-clock branch interface, a network branch interface and an antenna sharing device branch interface;
the signal integration processing slave module is connected with the extension interface;
the signal integration processing slave module is used for converting the digital signal into a second data signal and transmitting the second data signal to a second external device so that the second external device can identify the second data signal.
10. A communication system for use in a marine vessel, comprising a first external device, a second external device and a communication apparatus according to any one of claims 1 to 9; the second external device is arranged in a room of the ship;
the first external device is connected to the master signal conversion box of the communication apparatus, and the second external device is connected to the slave signal conversion box of the communication apparatus.
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| CN202223238381.6U CN218634149U (en) | 2022-12-02 | 2022-12-02 | Communication device and communication system |
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| CN202223238381.6U CN218634149U (en) | 2022-12-02 | 2022-12-02 | Communication device and communication system |
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