CN113810140A - Multilayer passenger car and broadcasting system thereof - Google Patents
Multilayer passenger car and broadcasting system thereof Download PDFInfo
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- CN113810140A CN113810140A CN202010655246.8A CN202010655246A CN113810140A CN 113810140 A CN113810140 A CN 113810140A CN 202010655246 A CN202010655246 A CN 202010655246A CN 113810140 A CN113810140 A CN 113810140A
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- loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/61—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast
- H04H20/62—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast for transportation systems, e.g. in vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R27/00—Public address systems
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Circuit For Audible Band Transducer (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
A multi-deck passenger car and a broadcasting system thereof, comprising: the system comprises a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage of a passenger car; the amplifier comprises two or more than two amplifiers; the number of the loudspeakers of each layer of carriage is two or more; part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers. By adopting the scheme in the application, the functions of the broadcasting system are optimized by optimizing the connection of the loudspeakers and the amplifiers of the broadcasting host, part of the loudspeakers on each layer are connected in series to the same group of amplifiers, and the normal functions of the broadcasting system on each layer of the passenger car are not influenced under the condition that any one group of amplifiers of the broadcasting host fails.
Description
Technical Field
The application relates to a passenger car control technology, in particular to a multilayer passenger car and a broadcasting system thereof.
Background
The commuter vehicle outside China is often a double-deck passenger vehicle, and the vehicle is often not provided with crew members, the communication mode between a driver and passengers is broadcast, and a broadcast speaker is very important. The loudspeaker is connected with the broadcasting host, the amplifier of the broadcasting host fails, and all the loudspeakers connected with the amplifier cannot make sound. Communication between the driver and the passenger is affected, and in an emergency situation, the mood of the passenger may be affected without broadcast notification, and the vehicle operator may be complained by the customer.
The speaker is mainly concentrated in the passenger compartment and mainly divided into a lower layer, an intermediate layer and an upper layer. In the prior art, all the speakers in the lower layer are connected in series to the amplifier 1 of the broadcasting host, all the speakers in the middle layer are connected in series to the amplifier 2 of the broadcasting host, and all the speakers in the upper layer are connected in series to the amplifier 3 of the broadcasting host, as shown in fig. 1. In case of failure of any amplifier of the broadcasting host, all the speakers connected thereto cannot operate normally. Taking the failure of the amplifier module 1 as an example, if the amplifier module 1 fails, all the speakers on the lower layer cannot work, and passengers cannot acquire broadcast information in time, which brings great inconvenience to the passengers and may endanger personal safety in severe cases.
Problems existing in the prior art:
failure of any amplifier results in the inability of the entire floor of passengers for which the amplifier is responsible to acquire the broadcast information.
Disclosure of Invention
The embodiment of the application provides a multi-deck passenger car and a broadcasting system thereof, and aims to solve the technical problems.
According to a first aspect of embodiments of the present application, there is provided a broadcasting system of a multi-deck passenger car, including: the system comprises a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage of a passenger car;
the amplifier comprises two or more than two amplifiers;
the number of the loudspeakers of each layer of carriage is two or more;
part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers.
According to a second aspect of embodiments of the present application, there is provided a multi-deck passenger vehicle including: the system comprises a plurality of layers of carriages, a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage;
the amplifier comprises two or more than two amplifiers;
the number of the loudspeakers of each layer of carriage is two or more;
part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers.
By adopting the multilayer passenger car and the broadcasting system thereof provided by the embodiment of the application, the function of the broadcasting system is optimized by optimizing the connection of the loudspeakers and the amplifiers of the broadcasting host, and part of the loudspeakers of each layer are connected in series to the same group of amplifiers, so that the normal function of the broadcasting system of each layer of the passenger car is not influenced under the condition that any one group of amplifiers of the broadcasting host fails.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic diagram of a broadcasting system of a conventional double-deck passenger car;
FIG. 2 is a schematic structural diagram of a broadcasting system of a multi-deck passenger car according to an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a multi-deck passenger vehicle according to a second embodiment of the present application;
fig. 4 shows a schematic structural diagram of a broadcasting system of a double-deck passenger car in the third embodiment of the present application.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
Example one
Fig. 2 shows a schematic structural diagram of a broadcasting system of a multi-deck passenger car in an embodiment of the present application.
As shown in the figure, the broadcasting system of the multi-deck passenger car comprises: the system comprises a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage of a passenger car;
the amplifier comprises two or more than two amplifiers;
the number of the loudspeakers of each layer of carriage is two or more;
part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers.
By adopting the broadcasting system of the multilayer passenger car provided by the embodiment of the application, the function of the broadcasting system is optimized by optimizing the connection of the loudspeaker and the amplifier of the broadcasting host, part of the loudspeakers of each layer are connected in series to the same group of amplifiers, and the normal function of the broadcasting system of each layer of the passenger car is not influenced under the condition that any one group of amplifiers of the broadcasting host fails.
In one embodiment, the number of amplifiers connected to the loudspeakers of the same deck of the vehicle cabin is the same as the number of amplifiers included in the system.
In specific implementation, if the number of amplifiers included in the system is 5, then the number of amplifiers connected to the speakers in the same floor of the vehicle is 5, and if the number of speakers in the same floor of the vehicle is 10, the 10 speakers may be divided into 3 groups, 2 groups, 3 groups, 1 group, and connected to the 5 amplifiers respectively. Other grouping manners can be adopted by those skilled in the art according to actual needs, and the application is not limited to this.
In one embodiment, the number of amplifiers is N;
the number of the loudspeakers of the same layer of the carriage is N M;
the loudspeakers of the carriages in the same layer are averagely divided into N groups, each group of M loudspeakers is connected with the same amplifier, and the loudspeakers in different groups are respectively connected with the N amplifiers.
In specific implementation, it is assumed that the number N of the amplifiers is 4, the number of the speakers in the same layer of the car is 12, the speakers in the same layer of the car are equally divided into 4 groups, each group is 3, every three speakers are connected to the same amplifier, and the 4 groups of speakers are respectively connected to the 4 amplifiers.
For another example, assuming that the number N of the amplifiers is 4, the number of the speakers in the first-layer compartment is 12, and the number of the speakers in the second-layer compartment is 8, the 12 speakers in the first-layer compartment may be averagely divided into 4 groups, each group is 3, the 8 speakers in the second-layer compartment are averagely divided into 4 groups, each group is 2, the 3 speakers in the first layer are connected in series and then connected in series with the 2 speakers in the second-layer compartment, and then the same amplifier is connected to the speakers in the first-layer compartment, and then the 4 groups of speakers in the first-layer compartment are connected in series with the 4 groups of speakers in the second-layer compartment and then connected to the 4 amplifiers, respectively.
In one embodiment, each set of speakers is connected to the same amplifier, comprising: each group of loudspeakers is connected in series and then connected with the same amplifier.
In one embodiment, part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of each other layer of the carriage in series and then connected with the same amplifier.
In one embodiment, assuming that 4 layers of cars are shared, a part of the loudspeakers of the first layer of car, a part of the loudspeakers of the second layer of car, a part of the loudspeakers of the third layer of car and a part of the loudspeakers of the fourth layer of car are connected in series and then connected with the same amplifier; the other loudspeakers of the first layer of the carriage, the other loudspeakers of the second layer of the carriage, the other loudspeakers of the third layer of the carriage and the other loudspeakers of the fourth layer of the carriage are connected in series and then connected with another amplifier.
In one embodiment, assuming that 4 layers of cars are shared, a part of the loudspeakers of the first layer of car, a part of the loudspeakers of the second layer of car, a part of the loudspeakers of the third layer of car and a part of the loudspeakers of the fourth layer of car are connected in series and then connected with the same amplifier; other loudspeakers of the first layer of carriage are connected with other loudspeakers of the second layer of carriage in series and then connected with another amplifier; the other loudspeakers of the third layer of carriage and the other loudspeakers of the fourth layer of carriage are connected in series and then connected with another amplifier.
Example two
Based on the same inventive concept, the embodiment of the application provides a multi-deck passenger car, the principle of the passenger car for solving the technical problem is similar to that of a broadcasting system of the multi-deck passenger car, and repeated parts are not repeated.
Fig. 3 shows a schematic structural diagram of a multi-deck passenger car in the second embodiment of the present application.
As shown, the multi-deck passenger car includes: the system comprises a plurality of layers of carriages, a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage;
the amplifier comprises two or more than two amplifiers;
the number of the loudspeakers of each layer of carriage is two or more;
part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers.
By adopting the multilayer passenger car provided by the embodiment of the application, the function of a broadcasting system is optimized by optimizing the connection of the loudspeakers and the amplifier of the broadcasting host, part of the loudspeakers of each layer are connected in series to the same group of amplifiers, and the normal function of each layer of broadcasting system of the passenger car is not influenced under the condition that any group of amplifiers of the broadcasting host fails.
In one embodiment, the number of amplifiers connected to the loudspeakers of the same deck of the vehicle cabin is the same as the number of amplifiers included in the system.
In one embodiment, the number of amplifiers is N;
the number of the loudspeakers of the same layer of the carriage is N M;
the loudspeakers of the carriages in the same layer are averagely divided into N groups, each group of M loudspeakers is connected with the same amplifier, and the loudspeakers in different groups are respectively connected with the N amplifiers.
In one embodiment, the passenger vehicle includes upper, middle, and lower deck compartments;
the ith group of loudspeakers of the upper compartment, the ith group of loudspeakers of the middle compartment and the ith group of loudspeakers of the lower compartment are connected in series and then are connected to the ith amplifier;
wherein i is more than or equal to 1 and less than or equal to N.
In one embodiment, part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of each other layer of the carriage in series and then connected with the same amplifier.
EXAMPLE III
In order to facilitate the implementation of the present application, the embodiments of the present application are described with a specific example.
Fig. 4 shows a schematic structural diagram of a broadcasting system of a double-deck passenger car in the third embodiment of the present application.
As shown in the figures, the double-deck passenger car according to the embodiment of the present application includes an upper deck passenger compartment, a lower deck passenger compartment, and a middle deck passenger compartment at a turn around from the top to the bottom, and assuming that 11 speakers are provided in the upper deck passenger compartment, 9 speakers are provided in the middle deck passenger compartment, and 13 speakers are provided in the lower deck passenger compartment, the broadcasting host includes 3 amplifiers;
in the embodiment of the application, 4 loudspeakers 1-4 of the upper layer, the middle layer and the lower layer are connected to the amplifier 1 in series, 4 loudspeakers 5-8 of the upper layer, the middle layer and the lower layer are connected to the amplifier 1 in series, and the rest loudspeakers of the upper layer, the middle layer and the lower layer are connected to the amplifier 3 in series.
Taking the failure condition of the amplifier module 1 as an example, if the amplifier module 1 fails, only 4 speakers 1-4 of each passenger room layer cannot work normally, but the normal use of the broadcasting function of other speakers of each passenger room layer is not affected.
By adopting the double-deck bus broadcasting system provided by the embodiment of the application, the function of the broadcasting system is optimized by optimizing the connection of the loudspeaker and the amplifier of the broadcasting host, the loudspeakers of the upper layer, the middle layer and the lower layer are connected in series to the same group of amplifiers, and the normal function of each layer of broadcasting system of the double-deck bus is not influenced under the condition that any group of amplifiers of the broadcasting host fails.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein. The scheme in the embodiment of the application can be implemented by adopting various computer languages, such as object-oriented programming language Java and transliterated scripting language JavaScript.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (10)
1. A broadcast system for a multi-deck passenger vehicle, comprising: the system comprises a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage of a passenger car;
the amplifier comprises two or more than two amplifiers;
the number of the loudspeakers of each layer of carriage is two or more;
part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers.
2. The system of claim 1,
the number of the amplifiers connected with the loudspeakers of the carriages in the same layer is the same as that of the amplifiers included in the system.
3. The system according to claim 1 or 2,
the number of the amplifiers is N;
the number of the loudspeakers of the same layer of the carriage is N M;
the loudspeakers of the carriages in the same layer are averagely divided into N groups, each group of M loudspeakers is connected with the same amplifier, and the loudspeakers in different groups are respectively connected with the N amplifiers.
4. The system of claim 3,
each set of loudspeakers is connected to the same amplifier, comprising: each group of loudspeakers is connected in series and then connected with the same amplifier.
5. The system of claim 1,
and part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of other carriages of each layer in series and then are connected with the same amplifier.
6. A multi-deck passenger vehicle comprising: the system comprises a plurality of layers of carriages, a broadcasting host, an amplifier positioned in the broadcasting host and a loudspeaker positioned in each layer of carriage;
the amplifier comprises two or more than two amplifiers;
the number of the loudspeakers of each layer of carriage is two or more;
part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of at least one other layer of the carriage in series and then are connected with the same amplifier; the loudspeakers of the compartments in the same floor are connected to different amplifiers.
7. The multi-deck passenger vehicle of claim 6 wherein the number of amplifiers connected to the speakers in the same deck compartment is the same as the number of amplifiers included in the system.
8. The multi-deck passenger vehicle according to claim 6 or 7,
the number of the amplifiers is N;
the number of the loudspeakers of the same layer of the carriage is N M;
the loudspeakers of the carriages in the same layer are averagely divided into N groups, each group of M loudspeakers is connected with the same amplifier, and the loudspeakers in different groups are respectively connected with the N amplifiers.
9. The multi-deck passenger vehicle of claim 8,
the passenger car comprises an upper layer carriage, a middle layer carriage and a lower layer carriage;
the ith group of loudspeakers of the upper compartment, the ith group of loudspeakers of the middle compartment and the ith group of loudspeakers of the lower compartment are connected in series and then are connected to the ith amplifier;
wherein i is more than or equal to 1 and less than or equal to N.
10. The multi-deck passenger vehicle of claim 6,
and part of the loudspeakers of each layer of the carriage are connected with part of the loudspeakers of other carriages of each layer in series and then are connected with the same amplifier.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010655246.8A CN113810140B (en) | 2020-07-09 | 2020-07-09 | Multilayer passenger car and broadcasting system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010655246.8A CN113810140B (en) | 2020-07-09 | 2020-07-09 | Multilayer passenger car and broadcasting system thereof |
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| CN113810140A true CN113810140A (en) | 2021-12-17 |
| CN113810140B CN113810140B (en) | 2023-05-23 |
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