CN210578519U - Law enforcement appearance equipment that can a key talkback - Google Patents
Law enforcement appearance equipment that can a key talkback Download PDFInfo
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- CN210578519U CN210578519U CN201922134555.6U CN201922134555U CN210578519U CN 210578519 U CN210578519 U CN 210578519U CN 201922134555 U CN201922134555 U CN 201922134555U CN 210578519 U CN210578519 U CN 210578519U
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- power amplifier
- law enforcement
- control chip
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Abstract
The utility model provides a but law enforcement appearance equipment that a key talkbacked, including talkbacking module, control module, display screen, loudspeaker power amplifier module and earphone fortune, loudspeaker power amplifier module includes first audio power amplifier, pickup loudspeaker and broadcast loudspeaker, and earphone fortune is put the module and is included second audio power amplifier, left microphone, receiving switch and right microphone. Above-mentioned but law enforcement appearance equipment of key talkback, talkback the module through control module and communicate and control, let its channel work that is required at the user, and let it get up with other talkback type machine communication, press control module's control button for a long time, can talk to the machine, put the module through loudspeaker fortune and go out sound transmission, the machine of talkbacking of its co-channel will accept sound, when external earphone cord, then can put the module through earphone fortune and accept sound and transmit the sound of oneself to other interphones and talkback.
Description
Technical Field
The utility model relates to an equipment technical field of talkbacking, in particular to law enforcement appearance equipment that can a key talkbacks.
Background
The law enforcement recorder is also called police law enforcement recorder or field law enforcement recorder. The digital camera shooting, digital camera shooting and digital photographing functions are integrated, dynamic and static field conditions can be digitally recorded in the law enforcement process, and the digital camera shooting system is convenient for public security officers to use in law enforcement in various environments.
At present public security dry police uses the function that makes a video recording and digital shoot mostly when enforcing the law record appearance, can not let public security dry police carry out real-time intercom, can only carry out intercom through the cell-phone, can consume unnecessary time like this under emergency, and the cell-phone can only carry out the communication of one-to-one, does not support and carries out the intercom of one-to-many.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a law enforcement appearance equipment that can a key talkback to solve the problem that current intercom can not be a pair of many.
The utility model provides a but law enforcement appearance equipment that key talkbacked, including talkbacking the module, with the control module that the module of talkbacking is connected, and with the display screen that control module connects, law enforcement appearance equipment still include with loudspeaker power amplifier module and earphone operational amplifier module that control module connects, loudspeaker power amplifier module include first audio power amplifier, with the pickup loudspeaker that first audio power amplifier connects, and with the broadcast loudspeaker that first audio power amplifier connects, earphone operational amplifier module include second audio power amplifier, with the left microphone that second audio power amplifier connects, with the receiving switch that second audio power amplifier connects, and with receive the right microphone of switch connection.
Above-mentioned but law enforcement appearance equipment of key talkback, talkback the module through control module and communicate and control, let its channel work that is required at the user, and let it get up with other talkback type machine communication, press control module's control button for a long time, can talk to the machine, put the module through loudspeaker fortune and go out sound transmission, the machine of talkbacking of its co-channel will accept sound, when external earphone cord, then can put the module through earphone fortune and accept sound and transmit the sound of oneself to other interphones and talkback.
Furthermore, the talkback module comprises a main control chip, a camera and a digital camera which are connected with the main control chip, and a talkback key which is connected with the main control chip.
Furthermore, the control module comprises an embedded control chip and a communication serial port connected with the embedded control chip, and the communication serial port is arranged at the position of the embedded control chip corresponding to the talkback module.
Furthermore, the model of the horn power amplifier module is HT 687S.
Further, the type of the earphone operational amplifier module is SGM 4809.
Further, the model of the main control chip is A7LS 75.
Further, the model of the embedded control chip is STM8S103F 3.
Drawings
FIG. 1 is a schematic diagram of a modular connection structure of a one-touch-talk law enforcement instrument device according to an embodiment of the present invention;
fig. 2 is a schematic circuit structure diagram of the horn power amplifier module in fig. 1;
fig. 3 is a schematic circuit structure diagram of the earphone operational amplifier module in fig. 1;
FIG. 4 is a schematic circuit diagram of the intercom module shown in FIG. 1;
fig. 5 is a schematic circuit structure diagram of the main control module in fig. 1.
Description of the main element symbols:
the following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 5, an embodiment of the present invention provides a law enforcement instrument device with one-key intercom function, including an intercom module 10, a control module 20 connected to the intercom module 10, a display screen 30 connected to the control module 20, a speaker power amplifier module 40 connected to the control module 20, and an earphone operational amplifier module 50.
Specifically, in this embodiment, the speaker power amplifier module 40 includes a first audio power amplifier 41, a pickup speaker 42 connected to the first audio power amplifier 41, and a broadcast speaker 43 connected to the first audio power amplifier 41, and the earphone operational amplifier module 50 includes a second audio power amplifier 51, a left microphone 52 connected to the second audio power amplifier 51, a receiving switch 53 connected to the second audio power amplifier 51, and a right microphone 54 connected to the receiving switch 53.
Above-mentioned law enforcement appearance equipment that can one key talkback, communicate and control talkback module 10 through control module 20, let it work at the required channel of user, and let it get up with other talkback type machine communication, press control module 20's control button for a long time, can talk to the machine, carry out the sound transmission through loudspeaker fortune and put module 40, its intercom machine with the channel will receive sound, when external earphone cord, then can carry through earphone fortune and put module 50 and receive sound and transmit the sound of oneself to other interphones and talkback.
Specifically, in this embodiment, the model of loudspeaker power amplifier module is HT687S to go out sound transmission, the model of earphone fortune amplifier module is SGM4809, in order to realize receiving sound and transmit the sound of oneself to other interphones and carry out the intercom.
Specifically, in this embodiment, the intercom module 10 includes a main control chip 11, a camera (shown in the figure) and a digital camera (shown in the figure) connected to the main control chip 11, and an intercom key 12 connected to the main control chip 11. In a specific implementation process, the model of the main control chip 21 may be an MCU controller of A7LS 75.
Specifically, in this embodiment, the control module 20 includes an embedded control chip 21 and a communication serial port 22 connected to the embedded control chip 21, where the communication serial port 22 is disposed at a position of the embedded control chip 21 corresponding to the intercom module 10, so as to implement a basic control function. In a specific implementation process, the model of the embedded control chip may be a control chip of STM8S103F 3.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides a but law enforcement appearance equipment of key talkback, including talkback the module, with the control module that the module of talkbacking is connected, and with the display screen that control module connects, its characterized in that, law enforcement appearance equipment still include with loudspeaker power amplifier module and earphone operational amplifier module that control module connects, loudspeaker power amplifier module include first audio power amplifier, with the pickup loudspeaker that first audio power amplifier is connected, and with the broadcast loudspeaker that first audio power amplifier is connected, earphone operational amplifier module include second audio power amplifier, with the left microphone that second audio power amplifier is connected, with the receiving switch that second audio power amplifier is connected, and with receive switch right microphone.
2. The one-key-intercom law enforcement instrument device according to claim 1, wherein the intercom module comprises a main control chip, a camera and a digital camera connected with the main control chip, and an intercom key connected with the main control chip.
3. The one-key-intercom law enforcement instrument device according to claim 1, wherein the control module comprises an embedded control chip and a communication serial port connected with the embedded control chip, and the communication serial port is arranged at a position of the embedded control chip corresponding to the intercom module.
4. The push-to-talk law enforcement instrument device according to claim 1, wherein the horn power amplifier module is of type HT 687S.
5. The push-to-talk law enforcement instrument device according to claim 1, wherein the headset op-amp module is model number SGM 4809.
6. The push-to-talk law enforcement instrument device according to claim 2, wherein the main control chip is A7LS75 model.
7. The push-to-talk law enforcement instrument device according to claim 3, wherein the embedded control chip is model number STM8S103F 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134555.6U CN210578519U (en) | 2019-12-03 | 2019-12-03 | Law enforcement appearance equipment that can a key talkback |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134555.6U CN210578519U (en) | 2019-12-03 | 2019-12-03 | Law enforcement appearance equipment that can a key talkback |
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| Publication Number | Publication Date |
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| CN210578519U true CN210578519U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922134555.6U Active CN210578519U (en) | 2019-12-03 | 2019-12-03 | Law enforcement appearance equipment that can a key talkback |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711781A (en) * | 2020-06-30 | 2020-09-25 | 成都零壹众科技有限公司 | Broadband talkback terminal supporting audio and video and positioning |
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2019
- 2019-12-03 CN CN201922134555.6U patent/CN210578519U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711781A (en) * | 2020-06-30 | 2020-09-25 | 成都零壹众科技有限公司 | Broadband talkback terminal supporting audio and video and positioning |
| CN111711781B (en) * | 2020-06-30 | 2021-09-14 | 成都零壹众科技有限公司 | Broadband talkback terminal supporting audio and video and positioning |
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