CN220139564U

CN220139564U - Broadcasting cloud loudspeaker

Info

Publication number: CN220139564U
Application number: CN202321739638.8U
Authority: CN
Inventors: 黄武双; 林东凯; 林伟豪
Original assignee: Guangdong Xinzheer Information Technology Co ltd
Current assignee: Guangdong Xinzheer Information Technology Co ltd
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2023-12-05
Anticipated expiration: 2033-07-05

Abstract

The utility model relates to the technical field of broadcasting equipment, in particular to a broadcasting cloud loudspeaker, which comprises: the terminal equipment is connected with the microphone through a wire, and is connected with the loudspeaker through a wireless receiving and mobile network; the terminal equipment is internally provided with a power amplifier, the power amplifier is connected with the loudspeaker, and the power amplifier is controlled by a power amplifier button on the surface of the terminal equipment. The broadcast cloud loudspeaker is connected with the terminal equipment and the loudspeaker through the wireless network and the mobile network, so that the data access dual-backup capability is realized, the networking is flexible, the transmission safety is ensured, and the disconnection probability of the broadcast cloud loudspeaker can be reduced when a disaster occurs.

Description

Broadcasting cloud loudspeaker

Technical Field

The utility model relates to the technical field of broadcasting equipment, in particular to a broadcasting cloud loudspeaker.

Background

The current society is developed rapidly, the population is increasingly wide, along with the accumulation of knowledge, people pay more attention to life, and the precaution awareness to disasters is stronger. For some disasters which can be avoided in advance, the danger can be killed in the cradle by preventing in advance, and the life and property can be guaranteed. But some sudden disasters, such as earthquakes, require timely warning to personnel in the disaster area in a manner to reduce life and property loss.

In the prior art, telephone notification or news notification can be adopted, and in the crowd gathering area, the broadcast loudspeaker is an optimal notification way with high speed and wide propagation range. However, when an emergency disaster occurs, the signal transmission line is often damaged, so that the broadcast loudspeaker cannot be started, or some disasters occur very rapidly, and the broadcast room for opening the loudspeaker is further away, so that the broadcast loudspeaker cannot play a role in notification.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a broadcast cloud loudspeaker, which can reduce the disconnection probability of the broadcast cloud loudspeaker when a disaster occurs.

The technical scheme adopted by the utility model is that the cloud loudspeaker is broadcast.

In a first implementation, a broadcast cloud loudspeaker includes:

the terminal equipment is connected with the microphone through a wire, and is connected with the loudspeaker through a wireless receiving and mobile network;

the terminal equipment is internally provided with a power amplifier, the power amplifier is connected with the loudspeaker, and the power amplifier is controlled by a power amplifier button on the surface of the terminal equipment.

In combination with the first implementation manner, in a second implementation manner, the terminal device is provided with an internet of things card interface and a network cable interface.

In combination with the first implementation manner, in a third implementation manner, the terminal device is provided with an emergency broadcast button, and when the emergency broadcast button is communicated with the communication circuit of the loudspeaker, the communication circuits of the microphone and the loudspeaker are in an unconnected state.

With reference to the first implementation manner, in a fourth implementation manner, the horn is a waterproof horn.

In combination with the first implementation manner, in a fifth implementation manner, the horn is provided with a planar support, the planar support includes a base, two vertical posts are fixed at two ends of the base, and the other ends of the two vertical posts are respectively fixed at two ends of the horn.

In combination with the first implementation manner, in a sixth implementation manner, a standby power supply is provided in the terminal device, and meanwhile, the terminal device is externally connected with a 12V power supply.

In combination with the first implementation manner, in a seventh implementation manner, the terminal device is provided with a USB interface and an SD card interface.

According to the technical scheme, the beneficial technical effects of the utility model are as follows:

1. the terminal equipment and the loudspeaker are connected through a wired network and a mobile network, so that the data access dual-backup capability is realized, the networking is flexible, the transmission safety is ensured, and the disconnection probability of the broadcast cloud loudspeaker can be reduced when a disaster occurs.

2. Short-range broadcasting is carried out through the wired microphone, so that people can be rapidly notified of early warning when an emergency disaster occurs, and life and property loss is reduced.

3. The power amplifier button is arranged to control the switch of the power amplifier, and the power amplifier is connected with the loudspeaker. The power amplifier button turns off the power amplifier to realize private intercom; the power amplifier button is used for opening the power amplifier, and the wired microphone is communicated with the loudspeaker through the power amplifier, so that public speaking to the crowd is realized, and the purpose of informing and early warning is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a broadcast cloud speaker according to the present embodiment;

fig. 2 is a schematic structural diagram of a horn bracket according to the present embodiment;

reference numerals:

1-terminal equipment, 101-power amplifier buttons, 102-power amplifiers, 2-microphones, 3-horns, 4-bases and 5-vertical posts.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.

In some embodiments, the campus is a densely populated place, students in the campus are most, and most of the students are not equipped with communicators such as mobile phones, so that sending a notification to the students by broadcasting is the best notification approach. In recent years, importance is attached to the life safety of students, and how to effectively improve the emergency management capability and efficiency of each campus unit, so as to try to ensure the campus safety, reduce the accident risk and reduce the public resources of the campus and the life and property loss of teachers and students is an important target. The broadcasting cloud loudspeaker provided by the scheme is used for constructing a campus emergency broadcasting system which is monitored in a centralized manner, controlled independently, safe and reliable by relying on a wired network, a mobile network and a frequency modulation wireless network aiming at sudden events such as natural disasters, accident disasters and public safety, can meet daily propaganda, can realize quick release of emergency information, combines prevention with treatment and normal state and abnormal state, and has effectiveness and practicability.

As shown in fig. 1, this embodiment provides a broadcast cloud speaker, including: a terminal device 1 connected to the microphone 2 by a wire; the terminal equipment 1 is connected with the loudspeaker 3 through a wireless receiving and mobile network; a power amplifier 102 is arranged in the terminal equipment 1, the power amplifier 102 is connected with the loudspeaker 3, and the power amplifier 102 is controlled to be switched by a power amplifier button 101 on the surface of the terminal equipment.

Optionally, the terminal device is also connected with the loudspeaker through frequency modulation wireless.

Optionally, the sound source input end of the terminal equipment is connected with the microphone in a wired mode and is connected with the handheld interphone in a wireless mode; after a section of sound source is input through the microphone, the sound source is amplified through a power amplifier in the terminal equipment and then is transmitted to the loudspeaker through a wired network or a mobile network, the loudspeaker is distributed in a disaster monitoring area, and the sound source is broadcast in the disaster monitoring area so as to inform people in the disaster monitoring area, and disaster early warning is achieved. Short-range broadcasting is carried out through the wired microphone, and long-range broadcasting is carried out through the handheld interphone, so that people can be rapidly notified of early warning when an emergency disaster occurs, and life and property loss is reduced.

Optionally, the power amplifier is a high-efficiency 100W power amplifier, is used for avoiding high-frequency interference with wireless signals and performing DC-DC conversion, has stable and reliable performance, can realize on-site shouting through a wired microphone, and simultaneously improves overvoltage, overcurrent, undervoltage, overheat and short-circuit protection to ensure the safety of a circuit.

Optionally, the interphone has an audio output function interface.

Optionally, a special audio coding format is used between the microphone and the terminal device and between the terminal device and the loudspeaker, and secret communication is realized with encryption processing so as to prevent eavesdropping.

Optionally, the terminal device is provided with an internet of things card interface and a network cable interface. The internet of things card interface is used for inserting the internet of things card to realize mobile network communication, and the network cable interface is used for connecting network cables to realize wired network communication.

Optionally, a wireless receiver is arranged in the loudspeaker, and signals sent by the terminal equipment are received through the wireless receiver. The loudspeaker of the wireless receiver is configured, so that the loudspeaker can be conveniently arranged and installed according to the requirement, and the sound transmission coverage of the omnibearing dead-angle-free strong-sound loudspeaker can be better realized.

In some embodiments, the broadcast cloud loudspeaker provided by the scheme has wide coverage, and the strong loudspeaker is installed through matching of site conditions, so that an alarm signal and a sound-amplifying signal can be effectively covered on each place of an early warning monitoring area, and the sound transmission distance reaches 0.5-3 km under the condition of no obstacle on a straight line.

Optionally, the terminal device is provided with an emergency broadcast button, and when the emergency broadcast button is communicated with the communication circuit of the loudspeaker, the communication circuit of the microphone and the loudspeaker is in an unconnected state.

In some embodiments, when an emergency disaster occurs, time is urgent, early warning voices stored in the terminal device are rapidly broadcast out through the loudspeaker through the emergency broadcast button, and when emergency broadcast is triggered, common audio broadcasting is blocked, so that the influence on the organization of emergency rescue, rescue and evacuation work is avoided, and the notification speed is improved.

Optionally, the pre-warning voice signal started by the emergency broadcast button and the first voice signal input by the microphone are transmitted to the loudspeaker through the controller. When the controller receives the early warning voice signal started by the emergency broadcast button, the transmission route of the first voice signal and the transmission route of the second voice signal are controlled to enter a non-conduction state.

Optionally, the horn is a waterproof horn.

Optionally, the loudspeaker is a strong-pointing, high-sound-pressure, high-definition, long-distance outdoor waterproof loudspeaker unit.

As shown in fig. 2, optionally, the horn 3 is provided with a planar support, the planar support includes a base 4, two vertical posts 5 are fixed at two ends of the base 4, and the other ends of the two vertical posts 5 are respectively fixed at two ends of the horn 3.

Optionally, a standby power supply is arranged in the terminal equipment, and meanwhile, the terminal equipment is externally connected with a 12V power supply.

In some embodiments, a power module is arranged in the terminal device, and can provide continuous output voltage-stabilized power supply, can be connected with a 12V power supply, can be charged through photovoltaic equipment, and can be connected with an emergency lighting lamp at night. And when the terminal equipment is powered off, the standby power supply is automatically started, so that the normal operation of the equipment is ensured.

Optionally, the standby power supply in the terminal device is a lithium battery, and the lithium battery can continuously work for at least 8-10 hours after the terminal device is powered off.

In some embodiments, the broadcast cloud loudspeaker provided by the scheme has strong independence, and can be continuously used for more than 8-10 hours by being provided with a lithium battery (standard) or a photovoltaic charging system, and the alarm signal and the sound amplifying system can independently transmit accurate information to group personnel under the condition that other early warning notification means cannot be adopted or cannot be timely adopted; and each emergency place is provided with an independent broadcasting cloud loudspeaker, and the alarm signal can still clearly and normally transmit accurate information to personnel under the conditions of facility damage, water cut-off and power-off and communication interruption with the outside.

Optionally, the terminal device is provided with a USB interface and an SD card interface.

In some embodiments, the terminal device has a USB interface and an SD card interface through which an external memory is connected. After selecting the sound source to be played in the external memory or the local memory, the terminal equipment transmits the sound source to each loudspeaker erected in the monitoring area through the wired network and the wireless network for broadcasting. The terminal device can play MP3/WAV format songs, live recordings and audio announcements through the loudspeaker.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims

1. A broadcast cloud loudspeaker, comprising:

2. The broadcast cloud loudspeaker of claim 1, wherein the terminal device is provided with an internet of things card interface and a network cable interface.

3. The broadcast cloud loudspeaker of claim 1, wherein the terminal device is provided with an emergency broadcast button, and wherein when the emergency broadcast button is in communication with the communication circuit of the loudspeaker, the communication circuit of the microphone and the loudspeaker is in an unconnected state.

4. The broadcast cloud speaker of claim 1, wherein the speaker is a waterproof speaker.

5. The broadcast cloud loudspeaker of claim 1, wherein the loudspeaker is provided with a planar support, the planar support comprises a base, two vertical posts are fixed at two ends of the base, and the other ends of the two vertical posts are respectively fixed at two ends of the loudspeaker.

6. The broadcast cloud loudspeaker of claim 1, wherein a standby power supply is provided in the terminal device, and the terminal device is externally connected with a 12V power supply.

7. The broadcast cloud loudspeaker of claim 1, wherein the terminal device is provided with a USB interface and an SD card interface.