阅读说明：本技术 一种带调频广播的应急灯装置 (Emergency lamp device with frequency modulation broadcast ) 是由 黄小平 梅殊 刘勇 于 2019-10-09 设计创作，主要内容包括：本发明公开一种带调频广播的应急灯装置,具体包括：用于与市电连接的蓄电池、用于照明的应急灯、用于接收调频信号以播放声音的广播电路、以及切换电路；市电正常通电时,切换电路连通市电与蓄电池,应急灯与广播电路停电关闭；供电装置与市电断路时,切换电路将蓄电池分别与应急灯和广播电路连通,应急灯与广播电路通电工作。本发明提出的带调频广播的应急灯装置通过在应急灯上加设广播电路,实现了在紧急状况下,通过广播电路对紧急环境下的人员进行指导、疏散的作用,同时,在应用过程中,用户也可以在灾害发生前将市电关闭,实现带调频广播的应急灯装置的灾害前预警或者灾后播放指导、抚稳信息,提高应急管理水平,完善应急服务能力。(The invention discloses an emergency lamp device with frequency modulation broadcasting, which specifically comprises: the emergency lamp is used for receiving the frequency modulation signal to play the sound; when the commercial power is normally electrified, the switching circuit is communicated with the commercial power and the storage battery, and the emergency lamp and the broadcasting circuit are powered off; when the power supply device is disconnected with the mains supply, the storage battery is respectively communicated with the emergency lamp and the broadcasting circuit through the switching circuit, and the emergency lamp and the broadcasting circuit are electrified to work. According to the emergency lamp device with the frequency modulation broadcast, the broadcast circuit is additionally arranged on the emergency lamp, so that the functions of guiding and evacuating personnel in an emergency environment through the broadcast circuit under an emergency condition are realized, meanwhile, in the application process, a user can also turn off the mains supply before a disaster occurs, the pre-disaster early warning or post-disaster broadcasting guidance and stability information of the emergency lamp device with the frequency modulation broadcast is realized, the emergency management level is improved, and the emergency service capability is improved.)

1. The utility model provides a take emergency light device of frequency modulation broadcasting, includes emergency light device body, its characterized in that still includes the setting on emergency light device body: a power supply unit for connection to mains, an emergency light for illumination and a broadcast circuit for receiving a frequency modulated signal to play sound, the power supply unit comprising: the storage battery and a switching circuit are used for automatically switching the storage battery to be electrically connected with the broadcasting circuit and the emergency lamp respectively according to the disconnection of the mains supply;

when the power supply device is communicated with the mains supply, the switching circuit is communicated with the mains supply and the storage battery, and the emergency lamp and the broadcasting circuit are powered off;

when the power supply device is disconnected with the mains supply, the switching circuit is used for communicating the storage battery with the emergency lamp and the broadcasting circuit respectively, the storage battery is used for supplying power for the emergency lamp and the broadcasting circuit, and the emergency lamp and the broadcasting circuit work.

2. The emergency light device with modulated frequency broadcasting of claim 1, wherein the broadcasting circuit comprises: the system comprises an antenna for receiving frequency modulation signals, a frequency modulation receiving chip connected with the antenna, a microprocessor and an amplifier connected with the frequency modulation receiving chip;

the microprocessor is connected with the receiving frequency coding switch, and the amplifier is connected with the player;

the receiving frequency coding switch adjusts the frequency of the frequency modulation signal received by the antenna through the microprocessor;

the frequency modulation receiving chip converts the frequency modulation signals received by the antenna into sound signals, and the sound signals are amplified by the amplifier and then are sent to the player for playing.

3. An emergency light device with fm broadcast according to claim 2, wherein the wavelength range of the fm signal received by the antenna is 88Mhz to 110 Mhz.

4. The emergency light device with frequency modulated broadcast of claim 2, wherein the broadcast circuit further comprises an LED light electrically connected to the microprocessor, the LED light being energized to emit light when the broadcast circuit is turned on.

5. The emergency light device with modulated frequency broadcast of claim 2, wherein the broadcast circuit further comprises a broadcast switch connected to the microprocessor; when the power supply device supplies power to the broadcasting circuit, the broadcasting switch turns on or off the broadcasting circuit.

6. The emergency light device with modulated frequency broadcasting of claim 2 wherein the amplifier is a class AB amplifier.

7. The emergency light device with modulated frequency broadcasting of claim 2, wherein the power supply device comprises: the storage battery supplies power to the amplifier through the power supply circuit; the storage battery sequentially passes through the power supply circuit and the voltage stabilizing circuit to supply power to the frequency modulation receiving chip and the microprocessor.

8. The emergency lamp device with frequency modulation broadcasting of claim 1, wherein the power supply device comprises a test circuit for detecting the broadcasting circuit and the emergency lamp, and when the commercial power is on and the test circuit is on, the power supply device supplies power to the emergency lamp and the broadcasting circuit.

Technical Field

The invention relates to the technical field of lamps, in particular to an emergency lamp device with frequency modulation broadcasting.

Background

The emergency illuminating lamp plays an important role in disaster relief, emergency rescue, medical rescue and the like. However, the emergency light can only be used as a lighting tool in an emergency, and the emergency light has a very limited function in an emergency environment.

The emergency lamp can be used as an authoritative platform for government emergency management in an emergency state. The emergency illuminating lamp and the frequency modulation receiving function are constructed and operated, so that the service function of social infrastructure can be greatly improved, the management during disaster emergency is improved, and the emergency service capability is improved. The early warning information can be played before a disaster, the information broadcasting of pacifying and maintaining stability is realized after the disaster, and an emergency lamp device with frequency modulation broadcasting is not provided in the prior art, so that the use by a user is inconvenient sometimes.

Disclosure of Invention

In order to solve the problems that an emergency lamp in the prior art only can play a role of illumination in an emergency state and has a limited guiding function in an emergency environment, the invention provides an emergency lamp device with a frequency modulation broadcast, which can play a broadcast in the emergency environment and provide illumination for evacuated people.

The invention is realized by the following technical scheme:

the utility model provides a take emergency light device of frequency modulation broadcasting, includes the emergency light device body, still including setting up on the emergency light device body: a power supply unit for connection to mains, an emergency light for illumination and a broadcast circuit for receiving a frequency modulated signal to play sound, the power supply unit comprising: the storage battery and a switching circuit are used for automatically switching the storage battery to be electrically connected with the broadcasting circuit and the emergency lamp respectively according to the disconnection of the mains supply;

when the power supply device is communicated with the mains supply, the switching circuit is communicated with the mains supply and the storage battery, and the emergency lamp and the broadcasting circuit are powered off;

when the power supply device is disconnected with the mains supply, the switching circuit is used for communicating the storage battery with the emergency lamp and the broadcasting circuit respectively, the storage battery is used for supplying power for the emergency lamp and the broadcasting circuit, and the emergency lamp and the broadcasting circuit work.

The emergency lamp device with frequency modulation broadcasting, wherein the broadcasting circuit comprises: the system comprises an antenna for receiving frequency modulation signals, a frequency modulation receiving chip connected with the antenna, a microprocessor and an amplifier connected with the frequency modulation receiving chip;

the microprocessor is connected with the receiving frequency coding switch, and the amplifier is connected with the player;

the receiving frequency coding switch adjusts the frequency of the frequency modulation signal received by the antenna through the microprocessor;

the frequency modulation receiving chip converts the frequency modulation signals received by the antenna into sound signals, and the sound signals are amplified by the amplifier and then are sent to the player for playing.

The emergency lamp device with the frequency modulation broadcast is characterized in that the wavelength range of the antenna receiving the frequency modulation signal is 88Mhz to 110 MHz.

The emergency lamp device with the frequency modulation broadcast is characterized in that the broadcast circuit further comprises an LED lamp electrically connected with the microprocessor, and when the broadcast circuit is started, the LED lamp is electrified to emit light.

The emergency lamp device with the frequency modulation broadcast, wherein the broadcast circuit further comprises a broadcast switch connected with the microprocessor; when the power supply device supplies power to the broadcasting circuit, the broadcasting switch turns on or off the broadcasting circuit.

The emergency lamp device with the frequency modulation broadcast is characterized in that the amplifier is an AB class amplifier.

The emergency lamp device with frequency modulation broadcasting, wherein the power supply device comprises: the storage battery supplies power to the amplifier through the power supply circuit; the storage battery sequentially passes through the power supply circuit and the voltage stabilizing circuit to supply power to the frequency modulation receiving chip and the microprocessor.

The emergency lamp device with the frequency modulation broadcast is characterized in that the power supply device comprises a test circuit for detecting the broadcast circuit and the emergency lamp, and the power supply device supplies power to the emergency lamp and the broadcast circuit when the commercial power is electrified and the test circuit is in a path.

The invention has the beneficial effects that:

according to the emergency lamp device with the frequency modulation broadcast, the broadcast circuit is additionally arranged on the emergency lamp, so that the functions of guiding and evacuating personnel in an emergency environment through the broadcast circuit under an emergency condition are realized, meanwhile, in the application process, a user can also turn off the mains supply before a disaster occurs, the pre-disaster early warning or post-disaster broadcasting guiding and stabilizing information of the emergency lamp device with the frequency modulation broadcast is realized, the emergency management level is improved, and the emergency service capability is improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the connection structure of the present invention.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the emergency light device with fm broadcasting according to the present invention includes an emergency light device body 100, where the emergency light device body 100 includes: the system comprises a power supply device 2 connected with commercial power, an emergency lamp 3 used for lighting and a broadcasting circuit 1 used for receiving frequency modulation signals to play sound; the power supply device 2 includes: battery 21 and switching circuit 25, switching circuit 25 connect the commercial power respectively broadcast circuit 1 emergency light 3 with battery 21, take the emergency light device of frequency modulation broadcast when the state of normally inserting the commercial power, battery 21 passes through switching circuit 25 and commercial power connection, battery 21 passes through the commercial power and stores the electric quantity. When emergency happens, the commercial power is disconnected with switching circuit 25, and battery 21 passes through switching circuit 25 and is connected with emergency light 3 and broadcast circuit 1, and battery 21 does with the electric quantity of storing emergency light 3 with broadcast circuit 1 power supply, emergency light 3 with broadcast circuit 1 circular telegram is opened, wherein, emergency light 3 is used for providing emergency lighting, broadcast circuit 1 is used for receiving the FM signal of appointed frequency channel with broadcast information.

The broadcasting circuit 1 comprises, connected in sequence: the device comprises an antenna 11, a frequency modulation receiving chip 12, an amplifier 13 and a player 14, wherein the antenna 11 is used for receiving frequency modulation signals, the frequency modulation signals received by the antenna 11 are input to the frequency modulation receiving chip 12 for amplification and demodulation, the received frequency modulation signals can be converted into audio frequencies for output, and the frequency modulation signals adjusted by the frequency modulation receiving chip 12 are amplified by the amplifier 13 and then played by the player 14.

The fm receiving chip 12 can be selected according to the difference between the installation environment and the use environment of the emergency light device with fm broadcast, and in a preferred embodiment of the invention, the fm receiving chip 12 can be a TDA7088 chip or a CXA1600 chip.

In an emergency environment, the audio corresponding to the frequency modulation signal needs to be played in high decibel, and the larger the playing volume is, the clearer the played sound is, which is more beneficial to the functions of leading people and transmitting information of the emergency lamp device with the frequency modulation broadcast in the emergency environment. Therefore, in a preferred embodiment of the present invention, the amplifier 13 is a class AB amplifier 13, the class AB amplifier 13 has high working efficiency and good amplification effect, the distortion rate of the sound signal amplified by the class AB amplifier 13 is low, the playing effect of the sound signal is good, and the high-volume playing of the player 14 is facilitated.

In order to expand the application range of the emergency lamp device with fm broadcast, the antenna 11 in the broadcast circuit 1 can receive fm signals of multiple frequency bands for playing, and preferably, the wavelength range of the fm signals that the antenna 11 can receive is 88Mhz to 110 Mhz. The broadcasting circuit 1 further includes: a microprocessor 15 connected to the fm receiving chip 12, and a receiving frequency coding switch 16 connected to the microprocessor 15, where the receiving frequency coding switch 16 is used to adjust a frequency band of the fm signal received by the antenna 11, such as between 100MHz and 110MHz, or between 110MHz and 120 MHz. In a fixed frequency band, a plurality of stations are often arranged, for example, the frequency modulation frequency band is 0.1MHz apart from the allowed broadcasting stations within 87-108 MHz. After the antenna 11 determines the frequency band for receiving the fm signal, it is also necessary to determine which station is specifically received within the frequency band of the fm signal. The microprocessor 15 is stored with a preset program for positioning the frequency of the frequency modulated signal received by the antenna 11 in the fixed frequency band.

As a preferred embodiment of the present invention, the microprocessor 15 may further be connected to an LED lamp 15a, and when the broadcasting circuit 1 is powered on, the LED lamp 15a connected to the microprocessor 15 is turned on, that is, a user may determine whether the broadcasting circuit 1 is powered on to operate by whether the LED lamp is turned on, so that the user can know the operating state of the broadcasting circuit 1 conveniently. As a preferred embodiment of the present invention, the microprocessor 15 may also be connected to a display screen for displaying the frequency of the frequency modulation signal received by the antenna 11. As a preferred embodiment of the present invention, the microprocessor 15 is of the type KT 0923. In the daily use process, the emergency lamp device with the frequency modulation broadcast can only play a role of emergency lighting, and the broadcast circuit 1 can be switched on or off, and the specific method is as follows: the microprocessor 15 is further connected to a broadcast switch 15b, the broadcast switch 15b is used for manually turning on or off the microprocessor 15, when the broadcast switch 15b is turned off, the antenna 11 stops receiving the frequency modulation signal, and the broadcast circuit 1 stops playing sound. A user may also add preset closing information to the microprocessor 15, and when the microprocessor 15 receives the closing information in the frequency modulation signal, the broadcast switch 15b is closed, and the broadcast circuit 1 stops sound playing, so as to implement the remote control closing function of the broadcast circuit 1.

The required operating voltage of part in the emergency light device of area frequency modulation broadcast different, if respectively to the different power supply unit of broadcasting circuit 1 and the equal adaptation of emergency light 3, will cause certainly take the structure complexity of the emergency light device of area frequency modulation broadcast to increase, the volume increases, is unfavorable for take the installation and the use of the emergency light device of frequency modulation broadcast. Therefore, the power supply device 2 is provided with a power supply circuit 22 and a voltage stabilizing circuit 23, and the storage battery 21 supplies power to the circuit elements in the broadcasting circuit 1 through the power supply circuit 22 and the voltage stabilizing circuit 23, specifically:

the storage battery 21 is electrically connected with the amplifier through the power supply circuit 22, the storage battery 21 is electrically connected with the fm receiving chip 12 and the microprocessor 15 through the power supply circuit 22 and the voltage stabilizing circuit 23 in sequence, that is, the voltage stabilizing circuit 23 converts and adjusts the output voltage of the power supply circuit 22, as a preferred embodiment of the invention, the output voltage of the power supply circuit 22 is 3.7V to 5V, and the output voltage of the voltage stabilizing circuit 23 is 2.2V to 3.6V, the invention supplies power to the amplifier, the fm receiving chip 12 and the microprocessor 15 through the same storage battery 21 through different circuit structures, ensures that the broadcasting circuit 1 effectively simplifies the circuit structure and the component composition of the broadcasting circuit 1 under the working state of normal voltage, and reduces the volume of the emergency lamp device with fm broadcasting, the emergency lamp device with the frequency modulation broadcast is favorable for being externally installed.

Emergency light 3 also need provide the electric quantity through battery 21 and carry out work, emergency light 3 itself has the electricity of getting the wiring, can directly will emergency light 3 get the electricity wiring connect battery 21 is last, avoids emergency light 3 gets the electricity wiring and walks around battery 21 and mains connection, has simplified take the mounting structure of the emergency light device of frequency modulation broadcasting, practices thrift installation cost.

Power supply unit 2 includes test circuit 24, test circuit 24 electricity is connected battery 21 with power supply circuit 22 with broadcasting circuit 1 when power supply unit 2 is connected with the commercial power, for ensuring emergency light 3 with broadcasting circuit 1 can the circular telegram work after the commercial power outage, the user can pass through test circuit 24 opens when the commercial power intercommunication emergency light 3 with broadcasting circuit 1 to whether detection emergency light 3 and broadcasting circuit 1 can normally work. The test circuit 24 remains open. When carrying out the detection operation, the commercial power with the emergency light device intercommunication of area frequency modulation broadcast, with test circuit 24 route, battery 21 passes through test circuit 24 with broadcast circuit 1 with emergency light 3 forms the route, and the user inspection broadcast circuit 1 with emergency light 3 can normally work, after the detection operation, with test circuit 24 open circuit can.

According to the emergency lamp device with the frequency modulation broadcast, the broadcast circuit 1 is additionally arranged on the emergency lamp 3, so that the functions of guiding and evacuating personnel in an emergency environment through the broadcast circuit 1 under an emergency condition are realized, meanwhile, in the application process, a user can also turn off the mains supply before a disaster occurs, the pre-disaster early warning or post-disaster broadcasting guiding and stabilizing information of the emergency lamp device with the frequency modulation broadcast is realized, the emergency management level is improved, and the emergency service capability is improved.

It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.