CN217721497U

CN217721497U - Emergency telephone and frequency modulation broadcast integrated device

Info

Publication number: CN217721497U
Application number: CN202220882166.0U
Authority: CN
Inventors: 田新广; 郑烁; 蒋恺
Original assignee: BEIJING GK FEIDA TRAFFIC ENGINEERING CO LTD
Current assignee: BEIJING GK FEIDA TRAFFIC ENGINEERING CO LTD
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-11-01
Anticipated expiration: 2032-04-15

Abstract

An embodiment of the utility model discloses an emergency call and FM broadcasting integrated device, the power distribution box comprises a box body, box internally mounted sound module, FM broadcasting module, audio encoding and decoding module and network transmission module, sound module with audio encoding and decoding module electricity is connected, FM broadcasting module with audio encoding and decoding module pass through the cable with network transmission module connects.

Description

Emergency telephone and frequency modulation broadcast integrated device

Technical Field

The utility model relates to a control technology field. And more particularly to an integrated emergency telephone and fm broadcast apparatus.

Background

The emergency telephone device arranged in the road tunnel is equipment for providing emergency rescue for traffic participants and help seekers, is an important component in a road operation management system, and a user can quickly inform road section management personnel to request rescue through the equipment, so that the function of timely troubleshooting is achieved.

At present, a voice publishing system in emergency command in a road tunnel is mainly a wired broadcasting system, emergency calls and wired broadcasting are usually set in an all-in-one machine mode, and in daily operation, the broadcasting system plays a role of emergency command and is used for daily voice information publishing, voice reminding and other functions. When emergency situations such as traffic jam, traffic accidents or fire disasters occur in the tunnel, the monitoring center can broadcast the inside and the outside of the tunnel hole through the cable broadcasting system, and command and dispatch, dredge traffic, organize rescue and the like. At present, tunnel broadcasting generally adopts a cable broadcasting mode, and a horn loudspeaker is used for shouting a vehicle to transmit information. For a closed vehicle, it is difficult for the driver and passengers to hear the contents of the cable broadcast. For drivers and passengers of non-closed vehicles in the tunnel, tunnel traffic noise is reflected by the wall for multiple times, reverberant sound, direct sound and the like are superposed, the noise is larger, the noise in the tunnel is more obvious when the traffic flow is large or under special conditions, and the effect of the drivers and passengers of the non-closed vehicles listening to wired broadcasting is also seriously influenced, so that the information in the tunnel is not smooth, and the tunnel management unit cannot timely and effectively transmit the information to the drivers and passengers.

SUMMERY OF THE UTILITY MODEL

In view of the above, a first embodiment of the present invention provides an integrated emergency telephone and fm broadcast apparatus, which includes a housing, a sound module, an fm broadcast module, an audio codec module and a network transmission module are installed inside the housing,

the sound module is electrically connected with the audio coding and decoding module, the frequency modulation broadcasting module is electrically connected with the audio coding and decoding module, and the frequency modulation broadcasting module and the audio coding and decoding module are connected with the network transmission module through cables.

In a specific embodiment, the box body comprises a box door and a box body, and the box door is connected with the box body through the door shaft.

In a specific embodiment, the sound module comprises a loudspeaker and an intercom microphone, and the loudspeaker and the intercom microphone are electrically connected with the audio coding and decoding module.

In one embodiment, the box door comprises an outer surface far away from one side of the box body and an inner surface corresponding to the outer surface,

the loudspeaker is installed in the first groove, and the microphone of talkbacking is installed in the second groove.

In one embodiment, the integrated device further comprises a call button,

one side of the outer surface, which is far away from the box body, is provided with a third groove, and the call button is installed in the third groove.

In a specific embodiment, the bottom of the box body is provided with a threading hole for laying cables.

In a specific embodiment, the integrated device further comprises a sound outlet hole and a sound pick-up hole which are arranged on the box door, the sound outlet hole corresponds to the position of the loudspeaker, and the sound pick-up hole corresponds to the position of the intercom microphone.

In a specific embodiment, an antenna is arranged at the top of the box body and is fixedly connected with the box body through a screw.

In a specific embodiment, the application network of the network transmission module is an ad hoc local area network or a general ethernet.

In a specific embodiment, the integrated device further comprises a power module for supplying power to the integrated device.

The utility model has the advantages as follows:

the utility model provides an emergency call and frequency modulation broadcasting integrated device, this integrated device simple structure, waterproof dustproof effectual, can satisfy function operation requirement, the protection requirement of installation maintenance requirement and long-term use to on the basis of present emergency call, extension frequency modulation broadcasting module does not have the problem that the frequency modulation signal covered in the solution highway tunnel, and the broadcast information that makes the operator send can directly reach traffic participant through on-vehicle radio. The utility model discloses can realize, all can receive the broadcast content of operation department in radio receiving frequency range behind the vehicle entering tunnel to can be timely, effectual broadcast dredging information for car crew, have very good popularization nature.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 shows a schematic diagram of an integrated emergency telephone and fm broadcast apparatus according to an embodiment of the present invention;

fig. 2 shows a schematic diagram of an integrated emergency telephone and fm broadcast apparatus according to another embodiment of the present invention;

fig. 3 is a schematic diagram of an integrated emergency telephone and fm broadcast apparatus according to another embodiment of the present invention.

Detailed Description

In order to make the technical solutions and advantages of the present invention clearer, the following will describe embodiments of the present invention in further detail with reference to the accompanying drawings.

At present, the road tunnel emergency help seeking and emergency command means are single, an emergency telephone and cable broadcasting integrated machine mode is adopted, but the cable broadcasting effect is poor, and the due command and dispatching function is difficult to play, in order to solve the problems, as shown in figure 1, one embodiment of the utility model provides an emergency telephone and frequency modulation broadcasting integrated device, which comprises a box body, and is characterized in that a sound module, a frequency modulation broadcasting module, an audio encoding and decoding module and a network transmission module are arranged in the box body,

In this embodiment, when a pedestrian wants to use an emergency telephone and fm broadcast integrated apparatus installed in a highway tunnel to communicate with a worker in the remote control center, the sound module collects a voice emitted by the pedestrian according to decibels and converts the voice into an electrical signal to be transmitted to the audio codec module, and the audio codec module generates a coding signal according to the electrical signal and transmits the coding signal to the remote control center through the network transmission module; meanwhile, the network transmission module receives voice signals sent by the staff of the remote control center and sends the voice signals to the audio coding and decoding module, and the audio coding and decoding module converts the voice signals sent by the staff of the remote control center into decoding signals and sends the decoding signals to the sound module to play the voice sent by the staff of the remote control center.

When a worker in a remote control center wants to communicate with a driver and a passenger of a closed vehicle in a highway tunnel, the network transmission module receives a frequency modulation broadcast signal sent by the worker in the remote control center and sends the frequency modulation broadcast signal to the audio coding and decoding module, the audio coding and decoding module converts the frequency modulation broadcast signal sent by the worker in the remote control center into a decoding signal and sends the decoding signal to the frequency modulation broadcast module, and the frequency modulation broadcast module amplifies and modulates the decoding signal, for example, the frequency of the decoding signal is adjusted to be 87 MHz-108 MHz of the receiving frequency range of a radio, so that the radio in the closed vehicle in the highway tunnel can play voice sent by the worker in the remote control center.

For better fixing of the sound module, in a specific embodiment, as shown in fig. 2, the cabinet includes a cabinet door 10 and a cabinet body 20, and the cabinet door is connected to the cabinet body through the door shaft 19.

The sound module comprises a loudspeaker 11 and an intercom microphone 12, and the loudspeaker 11 and the intercom microphone 12 are electrically connected with the audio coding and decoding module 83.

The box door comprises an outer surface far away from one side of the box body and an inner surface corresponding to the outer surface,

The FM broadcasting module 81, the audio encoding and decoding module 83 and the network transmission module 82 are arranged in the rear box.

In this embodiment, when a pedestrian wants to use an emergency telephone and fm broadcast integrated device installed in a highway tunnel to communicate with a worker in the remote control center, the intercom microphone block collects a voice emitted by the pedestrian according to decibels and converts the voice into an electrical signal to be transmitted to the audio codec module, and the audio codec module generates a coding signal according to the electrical signal and transmits the coding signal to the remote control center through the network transmission module; meanwhile, the network transmission module receives voice signals sent by the staff of the remote control center and sends the voice signals to the audio coding and decoding module, and the audio coding and decoding module converts the voice signals sent by the staff of the remote control center into decoding signals and sends the decoding signals to a loudspeaker to play the voice sent by the staff of the remote control center.

In order to further improve the sound receiving capability and the effect of the non-closed vehicle driver and passenger listening staff to reply, in a specific embodiment, as shown in fig. 3, the integrated device further includes a sound outlet hole 14 and a sound pickup hole 15, which are disposed on the box door, wherein the sound outlet hole 14 corresponds to the position of the speaker 11, and the sound pickup hole 15 corresponds to the position of the intercom microphone 12.

Considering that the environment is noisy when emergency such as traffic jam, traffic accident or fire occurs in the tunnel, as shown in fig. 3, the integrated device further includes a call button,

In this embodiment, when a pedestrian wants to use an emergency telephone and fm broadcast integrated device arranged in a highway tunnel to communicate with a worker in the remote control center, the pedestrian presses a call button, then the talkback microphone block collects voice sent by the pedestrian and converts the voice into an electric signal to be transmitted to the audio codec module, and the audio codec module generates a coded signal according to the electric signal and sends the coded signal to the remote control center through the network transmission module; meanwhile, the network transmission module receives voice signals sent by the staff of the remote control center and sends the voice signals to the audio coding and decoding module, and the audio coding and decoding module converts the voice signals sent by the staff of the remote control center into decoding signals and sends the decoding signals to a loudspeaker to play the voice sent by the staff of the remote control center.

In a specific embodiment, an antenna is arranged at the top of the box body and is fixedly connected with the box body through a screw. This embodiment is through setting up the antenna, can receive well by the number, through making the antenna pass through screw and main casing body fixed connection, can prevent that dust and water from getting into emergency call and FM broadcasting integrated device in from the gap of antenna connection.

It should be noted that the application network of the network transmission module of the present invention is not specifically limited, and may be an ad hoc local area network or a general ethernet network.

Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.

Claims

1. An emergency telephone and FM broadcast integrated device comprises a box body, and is characterized in that a sound module, a FM broadcast module, an audio encoding and decoding module and a network transmission module are arranged in the box body,

2. The integrated apparatus according to claim 1, wherein the box body comprises a box door and a box body, and the box door is connected with the box body through a door shaft.

3. The integrated device of claim 2, wherein the sound module comprises a speaker and an intercom microphone, the speaker and the intercom microphone being electrically connected to the audio codec module.

4. The integrated apparatus according to claim 3, wherein the door includes an outer surface on a side away from the cabinet body and an inner surface corresponding to the outer surface,

5. The integrated device of claim 2, further comprising a call button,

and a third groove is formed in one side, far away from the box body, of the outer surface of the box door, and the call button is installed in the third groove.

6. The integrated device as claimed in claim 2, wherein the bottom of the box body is provided with a threading hole for laying cables.

7. The integrated device of claim 3, further comprising a sound outlet hole and a sound pickup hole disposed on the box door, wherein the sound outlet hole corresponds to a position of the speaker and the sound pickup hole corresponds to a position of the intercom microphone.

8. The integrated device as claimed in claim 2, wherein an antenna is disposed on the top of the box body and is fixedly connected to the box body through a screw.

9. The integrated device of claim 1, wherein the application network of the network transmission module is an ad hoc local area network or a general purpose ethernet network.

10. The integrated device of claim 1, further comprising a power module to provide power to the integrated device.