CN204244233U - A kind of mining intrinsic safety type monitoring broadcaster - Google Patents
A kind of mining intrinsic safety type monitoring broadcaster Download PDFInfo
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- CN204244233U CN204244233U CN201420750287.5U CN201420750287U CN204244233U CN 204244233 U CN204244233 U CN 204244233U CN 201420750287 U CN201420750287 U CN 201420750287U CN 204244233 U CN204244233 U CN 204244233U
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- interface circuit
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Abstract
The utility model discloses a kind of mining intrinsic safety type monitoring broadcaster, comprise housing, the housing left and right sides is respectively arranged with loud speaker, the positive basifacial of housing is provided with microphone, enclosure interior is provided with host circuit board, middle and upper part, housing front is provided with display screen, the positive Middle face of housing is provided with button circuit board, iron hook is provided with above housing, host circuit board is provided with power port, the I/O interface circuit of port and electrical isolation, three cable introducing devices are provided with below housing, cable introducing device corresponding respectively with the power port on host circuit board, port is connected with the I/O interface circuit of electrical isolation, host circuit board respectively with loud speaker, display screen, button circuit board is connected with microphone.The function of monitoring and broadcast organically combines by this utility model, makes these two functions not only separate, and interrelated again, improves the reliability that broadcaster is reported to the police, for emergency escape has striven for the valuable time, improves mine safety production.
Description
Technical field
The utility model relates to the domain of communication equipment in mine, particularly relates to a kind of mining intrinsic safety type monitoring broadcaster.
Background technology
Known coal mine interlocks due in depth lower and channel aspect, and there is inflammable and explosive methane gas etc., therefore need to use special in this special geological environment and the broadcaster with higher reliability keeps the people communication with underground work.
And the mine broadcaster used under prior art is mainly used in speech communication, needs manually to operate on it and could produce two-way voice talkback, it is a kind of passive type receiving terminal.When some region of mine occur permeable, produce gas density exceed standard or other situations time, underground operators or underground monitoring transducer is needed to find dangerous situation, notify aboveground scheduling operation person, then after scheduling operation person finds dangerous situation, by broadcast and alternate manner, notice underground operators emergency escape.But can evacuation order notify in time to put in place and depend on following factor under traditional approach: the first, whether underground operators reports after finding dangerous situation in time; The second, underground monitoring transducer and the communication of ground maneuvers room whether unimpeded; 3rd, whether sensor monitoring system and broadcast system have automatic linkage; 4th, whether scheduling operation person can broadcast in time; 5th, whether the communication of broadcast system and ground maneuvers room is unimpeded.And monitoring system and broadcast system are separate, broadcast system needs certain response time to monitoring system, but sometimes this response time, underground operators will be made to miss the departure time, injure the life security of underground operators.
In current traditional broadcast communication, even if the broadcast communication in mine, what take when carrying out broadcast communication is all unmarried communication mode.Namely when broadcasting, due to just unmarried communication, broadcast receiving apparatus only has loud speaker to sound, microphone can not work, this is a kind of open cycle system, can not monitor the sound of loud speaker, thus broadcast results can not be fed back to broadcast originating end, be unfavorable for that broadcast originating end can not real-time monitor the whether actual success of broadcast.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of mining intrinsic safety type monitoring broadcast.
To achieve these goals, technical solution adopted in the utility model is:
A kind of mining intrinsic safety type monitoring broadcaster, comprise housing, the housing left and right sides is respectively arranged with loud speaker, the positive basifacial of housing is provided with microphone, enclosure interior is provided with host circuit board, middle and upper part, housing front is provided with display screen, the positive Middle face of housing is provided with button circuit board, iron hook is provided with above housing, host circuit board is provided with power port, the I/O interface circuit of port and electrical isolation, three cable introducing devices are provided with below housing, cable introducing device corresponding respectively with the power port on host circuit board, port is connected with the I/O interface circuit of electrical isolation, host circuit board respectively with loud speaker, display screen, button circuit board is connected with microphone.
Described power port, port are connected with mine intrinsic safety electric source, external network switch and miscellaneous equipment or transducer by corresponding cable introducing device with the I/O interface circuit of electrical isolation.
Described host circuit board is provided with audio power amplifying circuit, display driver circuit, keyboard interface circuit and microphone interface circuit, audio power amplifying circuit is connected with loud speaker, display driver circuit is connected with display screen, keyboard interface circuit is connected with button circuit board, microphone interface circuit is connected with microphone.
The beneficial effects of the utility model: the function of monitoring and broadcast organically combines by this utility model, make these two functions not only separate, and interrelated, improve the reliability that broadcaster is reported to the police, for emergency escape has striven for the valuable time, substantially increase mine safety production; This device meets principle of human engineering, and is beneficial to engineering construction, is convenient to install.
Accompanying drawing explanation
Fig. 1 is partial sectional view of the present utility model;
Fig. 2 is the utility model model calling figure;
Fig. 3 is the utility model engineering construction illustration.
Label in figure is: 1, housing; 2, loud speaker; 3, display screen; 4, button circuit board; 5, microphone; 6, host circuit board; 6.1, power port; 6.2, port; 6.3, audio power amplifying circuit; 6.4, display driver circuit; 6.5, keyboard interface circuit; 6.6, microphone interface circuit; 6.7, the I/O interface circuit of electrical isolation; 7, iron hook; 8, cable introducing device.
Embodiment
As Fig. 1, Fig. 2, shown in Fig. 3, a kind of mining intrinsic safety type monitoring broadcaster, comprise housing 1, housing 1 left and right sides is respectively arranged with loud speaker 2, the positive basifacial of housing 1 is provided with microphone 5, housing 1 inside is provided with host circuit board 6, middle and upper part, housing 1 front is provided with display screen 3, the positive Middle face of housing 1 is provided with button circuit board 4, button circuit board 4 is provided with button, iron hook 7 is provided with above housing 1, during engineering construction, by iron hook 7, monitoring broadcast is installed on underworkings about 1.5 meters of high positions, easier for installation, the loud speaker 2 of monitoring broadcast both sides is conducive to the propagation of tunnel sound, front display screen 3 position is the highest, be beneficial to the operating state that user observes broadcast, also can not cause when button operation and block, and microphone 5 is installed on front bottom, utilize sonic transmissions principle, reduce the sound from loud speaker 2 end physically, avoid producing sound self-excitation during two-way call, the phenomenon of uttering long and high-pitched sounds, host circuit board 6 is provided with power port 6.1, the I/O interface circuit 6.7 of port 6.2 and electrical isolation, three cable introducing devices 8 are provided with below housing 1, cable introducing device 8 correspondence respectively with the power port 6.1 on host circuit board 6, port 6.2 is connected with the I/O interface circuit 6.7 of electrical isolation, host circuit board 6 respectively with loud speaker 2, display screen 3, button circuit board 4 is connected with microphone 5, described power port 6.1, the I/O interface circuit 6.7 of port 6.2 and electrical isolation is by corresponding cable introducing device 8 and mine intrinsic safety electric source, external network switch is connected with miscellaneous equipment or transducer, by mine intrinsic safety electric source for it provides power supply, mine intrinsic safety electric source also can be that other corollary equipment DC power supply are all applicable specifically, supply power voltage is 12V, operating current is less than 1A, and utility model device adopts substantial safety-design, circuit does not exceed the storage power components and parts of safe range, storage power can not be caused excessive, the spark produced when fault offset is not enough to light mine explosion gas, meet mining equipment requirement in design, underground coal mine can be used in, described host circuit board 6 is provided with audio power amplifying circuit 6.3, display driver circuit 6.4, keyboard interface circuit 6.5 and microphone 5 interface circuit, audio power amplifying circuit 6.3 is connected with loud speaker 2, display driver circuit 6.4 is connected with display screen 3, keyboard interface circuit 6.5 is connected with button circuit board 4, microphone interface circuit 6.6 is connected with microphone 5, described button has digital keys, direct current biasing resistance key (R1 at different levels, R2, R3), # button, * button, tightly exhale key, redial key, hang-up key, Hands-free key and broadcast key.
Implementation process: by port 6.2 on host circuit board 6, ownship information is registered to aboveground ground-based server, ground-based server end provides the support of the services such as the broadcasting of speech talkback, file, broadcast communication.User, by pressing " hands-free " button of lower house 1 front panel, dials called terminal number, and after dialing, terminal called has jingle bell to point out, and can be set to auto-pickup, carries out speech talkback after connection by microphone 5 and loud speaker 2; User also can press " broadcast " button, dial terminal called, area code, terminal called, area code are connected automatically, calling party carries out voice broadcast service by microphone 5, and callee receives broadcast from port 6.2, after conversion, decoding, voice data is loaded into buffer area, audio signal is sent to audio frequency amplifier front end simultaneously, after audio frequency amplifies, is linked into loud speaker 2.Host circuit board 6 main control chip carries out audio sample from loud speaker 2, compare with the audio frequency of buffer area, if comparative result exceeds limit value, then through downhole network switch and aboveground network switch earthward server end send loud speaker 2 fault alarm, the number of this terminal and warning message are sent to broadcast originating end through aboveground network switch and downhole network switch by ground-based server end, and the display screen 3 of broadcast originating end shows failed terminals number, fault type in turn.The I/O interface circuit 6.7 of electrical isolation on host circuit board 6, meets the electric safety standard of mine.Can connect with the such as mine sensors such as gas, carbon monoxide, roof pressure, wind speed, dust, receiving sensor data, by port 6.2, are sent to aboveground ground-based server by sensing data through downhole network switch and aboveground network switch.Also can connect with mining alarm lamp, send control signal, alarm lamp is reported to the police.Preset by program, according to connecting sensor type, when monitoring sensing data and exceeding limit value, the loud speaker 2 of monitoring broadcast sends the alarm sound in the machine of being stored in immediately or withdraws prompt tone, sends control signal, alarm lamp is made to send alarm, while carrying out sound and light alarm, warning message is uploaded to aboveground ground-based server.Pass through default control, the response time of warning can be shortened largely, reduce the dependence to network, improve the reliability of warning system, for emergency escape has striven for the valuable time, by mine intrinsic safety electric source for mining intrinsic safety type monitoring broadcaster provides power supply.
The beneficial effects of the utility model: the function of monitoring and broadcast organically combines by this utility model, make these two functions not only separate, and interrelated, improve the reliability that broadcaster is reported to the police, for emergency escape has striven for the valuable time, substantially increase mine safety production; This device meets principle of human engineering, and is beneficial to engineering construction, is convenient to install.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., be all included within protection range of the present utility model.
Claims (3)
1. a mining intrinsic safety type monitoring broadcaster, comprise housing, the housing left and right sides is respectively arranged with loud speaker, the positive basifacial of housing is provided with microphone, enclosure interior is provided with host circuit board, it is characterized in that: middle and upper part, housing front is provided with display screen, the positive Middle face of housing is provided with button circuit board, iron hook is provided with above housing, host circuit board is provided with power port, the I/O interface circuit of port and electrical isolation, three cable introducing devices are provided with below housing, cable introducing device corresponding respectively with the power port on host circuit board, port is connected with the I/O interface circuit of electrical isolation, host circuit board respectively with loud speaker, display screen, button circuit board is connected with microphone.
2. mining intrinsic safety type monitors broadcaster as claimed in claim 1, it is characterized in that: described power port, port are connected with mine intrinsic safety electric source, external network switch or transducer by corresponding cable introducing device with the I/O interface circuit of electrical isolation.
3. mining intrinsic safety type monitors broadcaster as claimed in claim 1, it is characterized in that: described host circuit board is provided with audio power amplifying circuit, display driver circuit, keyboard interface circuit and microphone interface circuit, audio power amplifying circuit is connected with loud speaker, display driver circuit is connected with display screen, keyboard interface circuit is connected with button circuit board, microphone interface circuit is connected with microphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420750287.5U CN204244233U (en) | 2014-12-04 | 2014-12-04 | A kind of mining intrinsic safety type monitoring broadcaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420750287.5U CN204244233U (en) | 2014-12-04 | 2014-12-04 | A kind of mining intrinsic safety type monitoring broadcaster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204244233U true CN204244233U (en) | 2015-04-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420750287.5U Expired - Fee Related CN204244233U (en) | 2014-12-04 | 2014-12-04 | A kind of mining intrinsic safety type monitoring broadcaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204244233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107426395A (en) * | 2016-05-23 | 2017-12-01 | 中兴通讯股份有限公司 | A kind of recourse method and terminal, rescue skills and terminal, emergency help system |
-
2014
- 2014-12-04 CN CN201420750287.5U patent/CN204244233U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107426395A (en) * | 2016-05-23 | 2017-12-01 | 中兴通讯股份有限公司 | A kind of recourse method and terminal, rescue skills and terminal, emergency help system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 6 Building 7, Jinsheng Industrial Park, No. 611, Binjiang District, Zhejiang, Hangzhou 310000, China Patentee after: ZHEJIANG GUOYOU COMMUNICATION TECHNOLOGY CO., LTD. Address before: 6 Building 7, Jinsheng Industrial Park, No. 611, Binjiang District, Zhejiang, Hangzhou 310000, China Patentee before: Zhejiang Guoyou Communication Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150401 Termination date: 20181204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |