CN113079341A - Public audiometry equipment - Google Patents
Public audiometry equipment Download PDFInfo
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- CN113079341A CN113079341A CN202110379784.3A CN202110379784A CN113079341A CN 113079341 A CN113079341 A CN 113079341A CN 202110379784 A CN202110379784 A CN 202110379784A CN 113079341 A CN113079341 A CN 113079341A
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- 238000012076 audiometry Methods 0.000 title claims description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 20
- 230000003321 amplification Effects 0.000 claims abstract description 15
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 15
- 239000004973 liquid crystal related substance Substances 0.000 claims description 12
- 230000000007 visual effect Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000002555 auscultation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The invention provides public evidence-listening equipment, belongs to the technical field of law enforcement evidence-taking equipment, and solves the technical problem that the existing evidence-listening equipment is difficult to arrange on-site wiring. A public audiovisuals apparatus, including the integrated chassis, video acquisition equipment, picture presentation apparatus, audio acquisition transmission equipment, audio amplifier, CD recording apparatus and audiovisuals host computer; the side wall of the integrated case is embedded with a picture presenting device; the top surface of the integrated case is provided with a plurality of video acquisition grooves, and video acquisition equipment is fixed in the plurality of video acquisition grooves; an audio connector is arranged on the integrated case, and the audio acquisition and transmission equipment is connected to the audio connector; the side wall of the integrated case is provided with a plurality of sound amplifying grooves, and sound amplifying equipment is embedded in the sound amplifying grooves; the hearing host is positioned in the integrated case; the audio and video host is connected with the video acquisition device, the picture presentation device, the audio acquisition and transmission device, the sound amplification device and the optical disk recording device respectively.
Description
Technical Field
The invention relates to the technical field of law enforcement and evidence collection equipment, in particular to public evidence collection equipment.
Background
With the requirements of the application requirements and the business development of the public audiometry of the inspection institute, the requirements of the business form of the public audiometry on informatization, synchronization and intelligent flexibility are higher and higher, and clear requirements are provided for a video real-time display system, a video recording system and a sound amplifying system through audio and video acquisition, and especially higher requirements are provided for the audio and visual effects of field audiologists.
At present, the traditional auscultation system has many drawbacks, the hardware equipment blocks are scattered, the environment is not easy to build, each system equipment needs to be independently arranged and wired, and the on-site equipment wiring deployment work is complex.
Therefore, the existing audition equipment has the technical problem that the wiring deployment in the field is difficult.
Disclosure of Invention
The invention aims to provide a public audiological device to relieve the technical problem that the existing audiological device is difficult to arrange wiring on site.
The invention provides public audiovistic equipment, which comprises an integrated case, video acquisition equipment, picture presentation equipment, audio acquisition and transmission equipment, sound amplification equipment, optical disk recording equipment and an audiovistic host;
the side wall of the integrated case is embedded with the picture presentation equipment;
the top surface of the integrated case is provided with a plurality of video acquisition grooves, and the video acquisition equipment is fixed in the plurality of video acquisition grooves;
an audio connector is arranged on the integrated case, and the audio acquisition and transmission equipment is connected to the audio connector;
the side wall of the integrated case is provided with a plurality of sound amplifying grooves, and the sound amplifying equipment is embedded in the sound amplifying grooves;
the optical disc recording equipment is arranged on the side wall of the integrated case;
the hearing host is positioned in the integrated case;
the audio evidence host is respectively connected with the video acquisition equipment, the picture presentation equipment, the audio acquisition and transmission equipment, the sound amplification equipment and the optical disk recording equipment.
Furthermore, the device also comprises a switch key and a strong electric controller;
the switch key is positioned on the side wall of the integrated case, and the strong electric controller is positioned inside the integrated case;
the switch key is connected with the strong current controller;
and the strong electric controller is connected with an RS232 interface of the hearing and evidence host.
Further, the system also comprises a switch;
the switch is respectively connected with the strong electric controller and the hearing host.
Furthermore, the integrated case is of a quadrangular frustum pyramid structure;
one side wall of the integrated case is of a drawer type guide rail push-pull structure;
the picture presentation equipment is positioned on the outer surfaces of the four side walls of the integrated case;
the video acquisition equipment is positioned on the top surface of the integrated case and faces four directions.
And the sound amplifying equipment is positioned on the outer surfaces of the four side walls of the integrated case.
Further, the picture presentation device comprises a plurality of liquid crystal display screens and an HDMI screen divider;
the HDMI video output interface of the hearing and evidence host is connected with the HDMI screen splitter;
the HDMI screen splitting device is respectively connected with the plurality of liquid crystal display screens;
the liquid crystal display screens are arranged on the four side walls of the integrated case.
Further, the video acquisition equipment comprises a plurality of high-definition video conference terminals;
the high-definition video conference terminals are connected with an SDI video input interface of the audiovisuals host;
the hearing host is connected with RS485 control interfaces of the high-definition video conference terminals;
the plurality of high-definition video conference terminals are arranged on the top surface of the integrated case.
Further, the audio acquisition and transmission device comprises a hand-pulling microphone host and a plurality of hand-pulling microphones;
the hand-pulling microphone host is positioned in the integrated case, and the hand-pulling microphones are connected with the hand-pulling microphone host through the audio connectors;
the plurality of hand-in-hand microphones are connected in series through POE network cables, and the plurality of hand-in-hand microphones after being connected in series are connected with a POE interface of the hand-in-hand microphone host;
the hand-pulling microphone host is respectively connected with the audio input interface of the hearing host and the RS232 interface of the hearing host.
Further, the public address equipment comprises an audio power amplifier and a plurality of loudspeakers;
the audio input end of the audio power amplifier is connected with the audio mixing output interface of the audiometry host;
the loudspeakers are connected with the audio output end of the audio power amplifier;
the power amplifier is positioned in the integrated case, and the plurality of loudspeakers are arranged on the side wall of the integrated case.
Further, the optical disc recording apparatus includes a plurality of recorders;
the hearing host is respectively connected with SATA interfaces of a plurality of burning machines;
the plurality of CD-writers are positioned on the side wall of the integrated case.
Furthermore, the bottom of the integrated case is provided with a plurality of casters. ,
the invention provides public audiovistic equipment, which comprises an integrated case, video acquisition equipment, picture presentation equipment, audio acquisition and transmission equipment, sound amplification equipment, optical disk recording equipment and an audiovistic host; the picture presentation device is embedded in the side wall of the integrated case, and the picture presentation device is arranged on the side wall of the integrated case, so that the user can conveniently watch the picture at all angles. The top surface of integration machine case is provided with a plurality of video acquisition recesses, and video acquisition equipment fixes in a plurality of video acquisition recesses, and video acquisition equipment sets up in the top surface, provides video acquisition's good visual angle. An audio connector is arranged on the integrated case, and the audio acquisition and transmission equipment is connected to the audio connector; and connecting the microphone and the microphone host through the audio connector. The lateral wall of integration machine case is provided with a plurality of public address recesses, and public address equipment embedding is in public address recess, and public address equipment is located the lateral wall for real-time public address output of on-the-spot audio frequency. The optical disk recording equipment is arranged on the side wall of the integrated case, so that the recording optical disk is convenient to take, and audio and video recording files, recorded data and the like in the public audio and video recording process of hearing verification are recorded on site. The hearing and evidence host is positioned in the integrated case and used for core audio and video coding and decoding output, video recording and recording, core control and network communication, and public hearing and evidence embedded functional software is integrated. The audio and video host is connected with the video acquisition device, the picture presentation device, the audio acquisition and transmission device, the sound amplification device and the optical disk recording device respectively. Through integration of the integrated system, all functional applications of a field audition room are met, including a series of functions such as video acquisition, picture presentation, audio acquisition and transmission, a sound amplification system, recording and video recording, compact disc recording and network transmission, the effect that one device is the audition room can be achieved, and high integration is achieved.
By adopting the open audiovises provided by the invention, the video acquisition equipment, the picture presentation equipment, the audio acquisition transmission equipment, the sound amplification equipment, the optical disk recording equipment and the audiovises host are integrated on the integrated case, and each equipment is connected with the audiovises host in the integrated case, so that the overall external arrangement can be completed only by one power input and one network cable, the field equipment is arranged and convenient to arrange, the field arrangement can be completed by one machine connection line, and the problem that the field arrangement of the audiovises equipment is difficult is effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a public forensic device provided in an embodiment of the present invention;
FIG. 2 is a side view of the disclosed forensic device in an embodiment of the present invention;
FIG. 3 is an internal connection diagram of a disclosed forensic device in an embodiment of the present invention;
fig. 4 is a schematic view of a drawer-type rail push-pull structure of a side wall of the audiological device disclosed in the embodiment of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "comprising" and "having," and any variations thereof, as referred to in embodiments of the present invention, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
At present, the traditional auscultation system has many drawbacks, the hardware equipment blocks are scattered, the environment is not easy to build, each system equipment needs to be independently arranged and wired, and the on-site equipment wiring deployment work is complex.
Therefore, the existing audition equipment has the technical problem that the wiring deployment in the field is difficult.
In order to solve the above problems, an embodiment of the present invention provides a public audiometry device.
As shown in fig. 1 and fig. 2, a public audiometry device provided in an embodiment of the present invention includes an integrated chassis 1, a video acquisition device, a picture presentation device, an audio acquisition transmission device, a public address device, an optical disc recording device, and a audiometry host; the picture presentation device is embedded in the side wall of the integrated case 1 and arranged on the side wall of the integrated case 1, so that the user can conveniently watch the picture at all angles. The top surface of integration machine case 1 is provided with a plurality of video acquisition recesses, and video acquisition equipment fixes in a plurality of video acquisition recesses, and video acquisition equipment sets up in the top surface, provides video acquisition's good visual angle. An audio connector 7 is arranged on the integrated case 1, and audio acquisition and transmission equipment is connected to the audio connector 7; the microphone and the microphone host are connected through the audio connector 7. The lateral wall of integration machine case 1 is provided with a plurality of public address recesses, and public address equipment embedding is in public address recess, and public address equipment is located the lateral wall for real-time public address output of on-the-spot audio frequency. The optical disk recording equipment is arranged on the side wall of the integrated case 1, so that the recording optical disk is convenient to take, and audio and video recording files, recorded data and the like in the public audio and video recording whole process of hearing and certification are recorded on site. The hearing and evidence host is positioned in the integrated case 1 and is used for core audio and video coding and decoding output, video recording and recording, core control and network communication, and public hearing and evidence embedded functional software is integrated. The audio and video host is connected with the video acquisition device, the picture presentation device, the audio acquisition and transmission device, the sound amplification device and the optical disk recording device respectively. Through integration of the integrated system, all functional applications of a field audition room are met, including a series of functions such as video acquisition, picture presentation, audio acquisition and transmission, a sound amplification system, recording and video recording, compact disc recording and network transmission, the effect that one device is the audition room can be achieved, and high integration is achieved.
By adopting the public audiovistic device provided by the embodiment of the invention, the video acquisition device, the picture presentation device, the audio acquisition and transmission device, the sound amplification device, the optical disk recording device and the audiovistic host are integrated on the integrated case 1, and each device is connected with the audiovistic host in the integrated case 1, so that the overall external arrangement can be finished only by one power input and one network cable, the field device wiring arrangement is extremely convenient, the field arrangement can be finished by one machine connection line, and the problem that the field wiring arrangement of the audiovistic device is difficult is effectively avoided.
As shown in fig. 3, in a possible embodiment, the device further comprises a switch key 2 and a strong electric controller; the switch key 2 is positioned on the side wall of the integrated case 1, and the strong electric controller is positioned inside the integrated case 1; the switch key 2 is connected with a strong current controller; the strong electric controller is connected with an RS232 interface of the hearing and evidence host. The switch key 2 is a self-reset contact type button, the button is connected to a key signal acquisition end of a built-in strong current control board through a connecting wire, the control board is provided with a singlechip AD acquisition control program, and the rear stage of the control board is connected with a strong current control relay. In a shutdown state, when a control panel program detects a signal that a key is pressed down, a rear-stage strong electric relay can be triggered to be electrified and started instantly; in the power-on state, when the program detects that the key is continuously pressed for more than 5 seconds, the program triggers a rear-stage strong electricity power-off program, and the equipment is powered off. The hearing host is connected with normal electricity, the singlechip of the strong electricity control board outputs a RS232 control signal to be connected with an RS232 interface (an asynchronous transmission standard interface) of the host, the host can be synchronously controlled to be switched on and off, the functions of starting by short press and switching off by long press are realized, the power supply of the whole machine is synchronously controlled to be switched on and off, and an air switch (not shown in the figure) and a leakage protector (not shown in the figure) are arranged in the machine.
In a possible implementation mode, the intelligent monitoring system further comprises an exchanger, wherein the exchanger is respectively connected with the strong electric controller and the hearing host, and the exchanger provides a network for the strong electric controller and the hearing host.
In a possible embodiment, the integrated chassis 1 has a quadrangular frustum pyramid structure; as shown in fig. 4, one side wall of the integrated chassis 1 is a drawer-type rail push-pull structure 8, and the side wall can be pulled open in the using process, so that the wiring and maintenance of the internal facilities in the field use are facilitated. The picture presentation equipment is positioned on the outer surfaces of the four side walls of the integrated case 1, so that multi-angle synchronous picture presentation is realized. The video acquisition equipment is positioned on the top surface of the integrated case 1 and faces four directions, so that multi-angle acquisition of on-site pictures is realized. The public address equipment is located four lateral wall surfaces of integration machine case 1, and every lateral wall all sets up and sets up public address equipment, has realized the four-channel output of audio frequency. The integrated structure case is in a split splicing combination mode, four display large screens are arranged at the periphery of the integrated structure case, the six parts of the upper cover and the bottom plate, the internal cavity and the support are convenient for the built-in host and other hardware equipment, the bottom plate support is provided with a plurality of trundles, and the integrated structure case can be integrally pushed to move after being assembled.
In one possible implementation, the image rendering device includes a plurality of liquid crystal displays 3 and a High Definition Multimedia Interface (HDMI) splitter, and an HDMI video output Interface of the audiovisuals host is connected to the HDMI splitter; the HDMI screen divider is respectively connected with a plurality of liquid crystal displays 3, and the liquid crystal displays 3 are arranged on four side walls of the integrated case 1. For example: four high-definition liquid crystal display 3 have been integrated to integration quick-witted case 1, and the size is 55 inches, 1080P resolution ratio, through HDMI interface picture access, on four liquid crystal display 3 received built-in HDMI in step and divided the screen ware, video signal is one and goes into four, and four display screen 3 show unified output picture simultaneously, through the many picture output interface of HDMI of the host computer of hearing card, can set up on-the-spot video acquisition picture and present the combination form to show on the liquid crystal display.
In a possible embodiment, the video capture device comprises a plurality of high definition video conference terminals 4; a plurality of high-definition video conference terminals 4 are connected with an SDI (Serial Digital Interface) video input Interface of a listening host; the hearing host is connected with RS485 control interfaces (one kind of communication interfaces) of a plurality of high-definition video conference terminals 4; a plurality of high definition video conference terminals 4 are disposed on the top surface of the integrated chassis 1. For example: the integrated machine case 1 integrates four video conference terminals 4 Pan-Tilt cameras, wherein the cameras are embedded into the top end of the upper cover of the integrated machine case 1 and face four directions respectively, SDI video interfaces are defaulted, on-site pictures can be transmitted to a hearing and authenticating host machine in a low-delay mode, the conference terminals are provided with RS485 control interfaces, 4 paths of RS485 serial ports are connected in parallel and then connected into a front-end control serial port of the hearing and authenticating host machine, PTZ control (Pan Tilt Zoom, Pan-Tilt omni-directional movement, lens zooming and Zoom control) of the Pan-Tilt cameras can be achieved, the conference video cameras are Zoom lenses of 2.8 mm-12 mm, picture zooming control can be achieved, and videos are restored without distortion.
In one possible implementation, the audio acquisition and transmission device comprises a hand-pulling microphone host and a plurality of hand-pulling microphones; the hand-pulling microphone host is positioned in the integrated case 1, and the hand-pulling microphones are connected with the hand-pulling microphone host through the audio connectors 7; the plurality of hand-held microphones are connected in series through POE network cables, and the plurality of hand-held microphones after being connected in series are connected with a POE interface of the hand-held microphone host; the POE interface (Power Over Ethernet) refers to a technology that, without any change in the existing Ethernet wiring infrastructure, can provide dc Power for some IP-based terminals (such as IP phones, wireless lan access points AP, network cameras, etc.) while transmitting data signals. The hand-pulling microphone host is respectively connected with the audio input interface of the hearing host and the RS232 interface of the hearing host. The hand-pulling microphone host is output as a special POE interface and is externally connected only by using a network cable, and the hand-pulling microphone required in the field is connected in series by the microphone unit, so that the field wiring and maintenance are facilitated, the microphone host is automatically activated by default voice, the microphone host can be automatically dormant without sound input, the key triggering is not needed, and the intelligent audio triggering control is realized.
In a possible embodiment, the sound amplification device comprises an audio power amplifier and a plurality of loudspeakers 5; the audio input end of the audio power amplifier is connected with the audio mixing output interface of the audio evidence host; the loudspeakers 5 are connected with the audio output end of the audio power amplifier; the power amplifier is located inside the integrated case 1, and the plurality of speakers 5 are disposed on the side wall of the integrated case 1. For example: the integrated case 1 integrates four speakers 5, wherein the speakers 5 are embedded and mounted on the structural case, the speakers 5 are placed in four directions, the speakers 5 are driven by built-in high-fidelity audio power amplifier devices, the audio power amplifiers are output in four channels, audio input signals of the audio power amplifiers are connected with an internal audio mixing output interface of an audiometry host, and real-time audio amplification output of a field audio is achieved.
In a possible implementation manner, the optical disc recording device includes a plurality of recorders 6, the hearing and certification host is respectively connected to SATA interfaces of the plurality of recorders 6, and the plurality of recorders 6 are located on a side wall of the integrated chassis 1. For example: the integrated case 1 integrates two CD-ROM recorders 6, realizes recording of audio and video recording files and recorded data and the like in the public audio and video recording and hearing verification process on site, and realizes simultaneous recording in one step, multi-channel synchronous recording and fast recording.
In a possible embodiment, the bottom of the integrated cabinet 1 is provided with a plurality of casters (not shown in the figures).
In a possible implementation mode, a 2T monitoring-level mechanical hard disk is arranged in the audition host, local video storage can be achieved, the whole machine is powerful in function and stable in performance, and collection, coding, storage, display, transmission and control of the audition all-in-one machine are achieved.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; and the modifications, changes or substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention. Are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A public audiovistic device is characterized by comprising an integrated case, a video acquisition device, a picture presentation device, an audio acquisition and transmission device, a public amplification device, an optical disk recording device and an audiovistic host;
the side wall of the integrated case is embedded with the picture presentation equipment;
the top surface of the integrated case is provided with a plurality of video acquisition grooves, and the video acquisition equipment is fixed in the plurality of video acquisition grooves;
an audio connector is arranged on the integrated case, and the audio acquisition and transmission equipment is connected to the audio connector;
the side wall of the integrated case is provided with a plurality of sound amplifying grooves, and the sound amplifying equipment is embedded in the sound amplifying grooves;
the optical disc recording equipment is arranged on the side wall of the integrated case;
the hearing host is positioned in the integrated case;
the audio evidence host is respectively connected with the video acquisition equipment, the picture presentation equipment, the audio acquisition and transmission equipment, the sound amplification equipment and the optical disk recording equipment.
2. The overt audiometric device of claim 1, further comprising an on-off switch and a strong electric controller;
the switch key is positioned on the side wall of the integrated case, and the strong electric controller is positioned inside the integrated case;
the switch key is connected with the strong current controller;
and the strong electric controller is connected with an RS232 interface of the hearing and evidence host.
3. The overt forensic device according to claim 2 further comprising a switch;
the switch is respectively connected with the strong electric controller and the hearing host.
4. The overt audiometry device of claim 1, wherein the integrated chassis is of a rectangular frustum structure;
one side wall of the integrated case is of a drawer type guide rail push-pull structure;
the picture presentation equipment is positioned on the outer surfaces of the four side walls of the integrated case;
the video acquisition equipment is located on the top surface of the integrated case and faces four directions:
and the sound amplifying equipment is positioned on the outer surfaces of the four side walls of the integrated case.
5. The public audiometry device of claim 4, wherein the visual presentation device comprises a plurality of liquid crystal displays and an HDMI splitter;
the HDMI video output interface of the hearing and evidence host is connected with the HDMI screen splitter;
the HDMI screen splitting device is respectively connected with the plurality of liquid crystal display screens;
the liquid crystal display screens are arranged on the four side walls of the integrated case.
6. The overt forensic device according to claim 1 wherein the video capture device comprises a plurality of high definition video conference terminals;
the high-definition video conference terminals are connected with an SDI video input interface of the audiovisuals host;
the hearing host is connected with RS485 control interfaces of the high-definition video conference terminals;
the plurality of high-definition video conference terminals are arranged on the top surface of the integrated case.
7. The public audiometry device of claim 1, wherein the audio collection and transmission device comprises a hand-held microphone host and a plurality of hand-held microphones;
the hand-pulling microphone host is positioned in the integrated case, and the hand-pulling microphones are connected with the hand-pulling microphone host through the audio connectors;
the plurality of hand-in-hand microphones are connected in series through POE network cables, and the plurality of hand-in-hand microphones after being connected in series are connected with a POE interface of the hand-in-hand microphone host;
the hand-pulling microphone host is respectively connected with the audio input interface of the hearing host and the RS232 interface of the hearing host.
8. The public audio device of claim 1, wherein the audio amplification device comprises an audio power amplifier and a plurality of speakers;
the audio input end of the audio power amplifier is connected with the audio mixing output interface of the audiometry host;
the loudspeakers are connected with the audio output end of the audio power amplifier;
the power amplifier is positioned in the integrated case, and the plurality of loudspeakers are arranged on the side wall of the integrated case.
9. The overt audio-visual apparatus of claim 1, wherein said optical disc burning apparatus comprises a plurality of burners;
the hearing host is respectively connected with SATA interfaces of a plurality of burning machines;
the plurality of CD-writers are positioned on the side wall of the integrated case.
10. The overt audiometric device of claim 1, wherein a plurality of casters are provided at a bottom of the integrated chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110379784.3A CN113079341A (en) | 2021-04-08 | 2021-04-08 | Public audiometry equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110379784.3A CN113079341A (en) | 2021-04-08 | 2021-04-08 | Public audiometry equipment |
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| CN113079341A true CN113079341A (en) | 2021-07-06 |
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| CN202110379784.3A Pending CN113079341A (en) | 2021-04-08 | 2021-04-08 | Public audiometry equipment |
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Application publication date: 20210706 |