CN215581699U

CN215581699U - Instant calling system for electric two-wheeled patrol car

Info

Publication number: CN215581699U
Application number: CN202121344120.5U
Authority: CN
Inventors: 乐俊峰; 吴凤玲; 俞辰皓
Original assignee: Suzhou Huate Electric Vehicle Technology Co ltd
Current assignee: Suzhou Huate Electric Vehicle Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-01-18
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses an instant calling system for an electric two-wheel patrol car, and provides the following technical scheme aiming at the problem of low safety performance in the prior art, wherein the instant calling system comprises a front end and a rear end; the front end comprises an audio input part taking a plurality of interphones as input ends, and the rear end comprises an audio output part taking a cloud server as a control end; the interphone of the audio input part is connected with the cloud server of the audio output part through a mobile wireless network, the cloud server receives and processes the digital signals converted by the audio input part, the power amplifier in the cloud server amplifies the received sound source signals, and finally the loudspeaker transmits the sound source information content to the cloud server. Through setting up a plurality of walkie-talkies as the input, carry the sound information that stores in the walkie-talkie to the cloud server through mobile wireless network to realize that sound is put outward in the speaker of cloud server end, can learn the content of calling out through the walkie-talkie when patrolling fast.

Description

Instant calling system for electric two-wheeled patrol car

Technical Field

The utility model relates to the technical field of electric vehicles, in particular to an instant calling system for an electric two-wheeled patrol car.

Background

In the daily patrol process, a car or an electric vehicle needs to be manually driven to observe the surrounding environment, in the case of abnormal surrounding environment, patrol personnel needs to contact a control command center in time to report the emergency, but a common way for reporting information mostly adopts mobile phone communication, the process consumes a part of time in the process of signal receiving communication, inconvenience is brought to the handling of the emergency, only the effect of reporting information is realized in the using process, and the alarm effect cannot be realized.

Outdoor patrol space is spacious more, and daily patrol the warning equipment of shouting that uses and adopt handheld loudspeaker to shout mostly or shout through broadcasting loudspeaker, these two kinds of shout equip the in-process of using although the mode of shouting directly perceived of adopting, but can influence the effect of this mode of shouting when external noise is too big, can not be with clear conveying of information to audience or commander, consequently can't reduce more potential safety hazards, can emergency rescue when the emergency appears in the time of can't guaranteeing outdoor patrol, public's panic sense has been increased.

Consequently need use the system of propaganda directed to communicate that can clear transmission information to help the audio-visual formula to shout and equip and can also effectively reduce the potential safety hazard when promoting work efficiency, for outdoor recreation or activity bring the sense of security, promote the enthusiasm of playing or developing the activity, build more joyful, safe place.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the instant shouting system for the electric two-wheel patrol car, which has the advantages of high efficiency and clear sound source transmission.

In order to achieve the purpose, the utility model provides the following technical scheme:

an instant shouting system for an electric two-wheeled patrol car comprises a front end and a rear end;

the front end comprises an audio input part taking an interphone as an input end, and the rear end comprises an audio output part taking a cloud server as a control end; and the interphone of the audio input part is connected with the cloud server of the audio output part through a mobile wireless network.

By adopting the technical scheme, the audio input part receives an external sound source signal through the interphone, stores the external sound source signal in the interphone, and then processes the initially received sound source signal through the setting inside the interphone; the audio output part is used for transmitting the processed sound source signals through the wireless network connection of the cloud server and the interphone, and finally the sound source signals are diffused along with the audio output part.

Further, the audio input part includes a sound source and an interphone; the audio output part includes a cloud server and a speaker.

By adopting the technical scheme, the accessed sound source is directly recorded by the interphone, and the recorded sound source signal is diffused through the cloud server and the loudspeaker.

Further, the interphone comprises at least two interphones, and the interphone comprises an audio receiver, an audio amplifier, an A/D converter and an FM transmitter; the cloud server includes an FM receiver, a preamplifier, an A/D converter, and a power amplifier.

By adopting the technical scheme, the plurality of interphones are connected with the cloud server through the mobile wireless network, information can be transmitted to the cloud server when a plurality of people patrol, the server receives and processes the corresponding sound source signals, and corresponding measures are taken in time according to the corresponding sound source signals, so that the safety is improved.

Furthermore, the audio receiver, the audio amplifier, the A/D converter and the FM transmitter are sequentially in signal connection; the FM receiver, the preamplifier, the A/D converter and the power amplifier are sequentially in signal connection.

By adopting the technical scheme, the audio receiver identifies that an external sound source is stored in the data storage device in the interphone, the audio amplifier is in signal connection with the audio receiver, the sound source stored in the data storage device in the interphone through the audio receiver amplifies and transmits a sound source signal to the A/D converter through the audio amplifier, and the A/D converter is in signal connection with the audio amplifier.

Further, the a/D converter performs analog-to-digital conversion on the received sound source signal.

By adopting the technical scheme, the analog quantity is converted into the digital quantity to complete analog-digital conversion, the analog signal is converted into an electric signal by the sensor, the electric signal is amplified and sent to the A/D converter to be converted into the digital signal, and the digital signal is processed by the digital circuit, so that the integration level is high, and the function is easy to realize.

Further, the FM receiver and the FM transmitter are matched to each other.

By adopting the technical scheme, the FM transmitter converts the audio signal into a high-fidelity wireless FM stereo signal to be transmitted, and the FM receiver is used as a receiving object to receive clear sound.

Further, the core chip of the FM transmitter is a BK9521 transmitting chip, and the core chip of the FM receiver is a BK9522 receiving chip.

Adopt above-mentioned technical scheme, use BK9521 emission chip and BK9522 receiving chip can promote the tone quality effect to improve audio transmission's efficiency.

In conclusion, the utility model has the following beneficial effects:

1. the collected sound signals are amplified and then transmitted to the receiving end by the combination of the audio receiver and the audio amplifier, and the analog signals are converted into digital signals by the A/D converter, so that the sound source signal integration level is higher, and the final sound quality effect is better;

2. the plurality of interphones can be arranged and can be transmitted to the cloud server when emergency occurs at different positions, so that the monitoring of a plurality of front ends at one end of the cloud server is realized, the working efficiency of patrol personnel can be effectively improved, and the safety is improved by taking corresponding measures in time according to emergency;

3. the connection is realized by the mobile wireless network in the whole sound source signal transmission process, the connection of various cables in the equipment installation process is saved, the transmission route of the sound source signal is simplified, and sound can be transmitted more efficiently and clearly.

Drawings

Fig. 1 is a block diagram of a flow of an instant shouting system for an electric two-wheeled patrol car according to the present invention.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

An instant shouting system for an electric two-wheeled patrol car, see fig. 1; comprises a front end and a back end;

the front end comprises an audio input part with an interphone as an input end, wherein the interphone can be arranged on a patrol car and can be conveniently and timely taken by patrol personnel, and the rear end comprises an audio output part with a cloud server as a control end; the interphone of the audio input part is connected with the cloud server of the audio output part through a mobile wireless network. The audio input part comprises a sound source and an interphone; the audio output part includes a cloud server and a speaker.

Specifically, the audio input part receives an external sound source signal through the interphone, stores the external sound source signal in the interphone, and then processes the initially received sound source signal through the setting inside the interphone; the audio output part is used for transmitting the processed sound source signals through the wireless network connection of the cloud server and the interphone, and finally the sound source signals are diffused along with the audio output part. The accessed sound source is directly recorded by the interphone, and the recorded sound source signal is diffused through the cloud server and the loudspeaker.

Specifically, the number of the interphones is at least two, and the interphones are set according to the number of the patrol personnel in actual needs in the using process, so that the sound source signals can be transmitted by a plurality of patrol personnel, the interphones are communicated with the cloud server through a mobile wireless network, information can be transmitted to the cloud server when a plurality of patrol personnel patrol, the server receives and processes the corresponding sound source signals, and corresponding measures are taken in time according to the corresponding sound source signals, so that the multiple interphones can operate together, the working efficiency is improved, and the safety is improved; the interphone comprises an audio receiver, an audio amplifier, an A/D converter and an FM transmitter which are sequentially in signal connection; the audio receiver identifies the external sound source stored in a data storage in the intercom.

The audio amplifier is in signal connection with the audio receiver, a sound source stored in a data storage in the interphone through the audio receiver amplifies and transmits a sound source signal to the A/D converter through the audio amplifier, and the A/D converter is in signal connection with the audio amplifier. The A/D converter converts the received sound source signal from analog quantity to digital quantity to complete analog-digital conversion, the analog signal is converted into an electric signal by the sensor, the electric signal is amplified and sent to the A/D converter to be converted into a digital signal, and the digital signal is processed by the digital circuit, so that the integration level is high, and the function is easy to realize.

Referring to fig. 1, the FM receiver, the preamplifier, the a/D converter, and the power amplifier included in the cloud server are sequentially connected by signals; FM receiver and FM transmitter are matchd each other, and the FM transmitter converts audio signal into the wireless FM stereo signal transmission of high-fidelity to regard as the receiving object with the FM receiver, can receive clear sound, and the FM transmitter adopts BK9521 transmitting chip, and the FM receiver adopts BK9522 receiving chip can promote the tone quality effect, and improves audio transmission's efficiency.

The working process and principle of the embodiment are as follows:

the method comprises the steps that specific information is directly stated corresponding to an interphone under the emergency condition when patrols are found in daily patrol of patrols, the interphone receives voice information of the patrols to serve as a sound source, after the interphone receives the sound source, the sound source is subjected to a series of signal processing, namely an audio receiver, an audio amplifier and an A/D converter, an FM transmitter transmits the sound source information to a cloud server which is connected with the interphone in a mobile wireless network, the sound source signal is further amplified through an FM receiver, a preamplifier, the A/D converter and a power amplifier in the cloud server, the processed sound source signal is finally diffused through a loudspeaker, and the diffused sound source signal is clear.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. The utility model provides an instant system of shouting for electronic two-wheeled cruiser which characterized in that: comprises a front end and a back end;

2. An instant shouting system for an electric two-wheeled patrol car according to claim 1, wherein: the audio input part comprises a sound source and an interphone; the audio output part includes a cloud server and a speaker.

3. An instant shouting system for an electric two-wheeled patrol car according to claim 1 or 2, wherein: the interphone comprises at least two interphone bodies, wherein each interphone body comprises an audio receiver, an audio amplifier, an A/D converter and an FM transmitter; the cloud server includes an FM receiver, a preamplifier, an A/D converter, and a power amplifier.

4. An instant shouting system for an electric two-wheeled patrol car according to claim 3, wherein: the audio receiver, the audio amplifier, the A/D converter and the FM transmitter are sequentially in signal connection; the FM receiver, the preamplifier, the A/D converter and the power amplifier are sequentially in signal connection.

5. An instant shouting system for an electric two-wheeled patrol car according to claim 3, wherein: and the A/D converter performs analog-to-digital conversion on the received sound source signal.

6. An instant shouting system for an electric two-wheeled patrol car according to claim 4, wherein: the FM receiver and the FM transmitter are matched with each other.

7. An instant shouting system for an electric two-wheeled patrol car according to claim 6, wherein: the core chip of the FM transmitter is a BK9521 transmitting chip, and the core chip of the FM receiver is a BK9522 receiving chip.