CN212034118U

CN212034118U - Interphone access terminal

Info

Publication number: CN212034118U
Application number: CN202020939638.2U
Authority: CN
Inventors: 石磊
Original assignee: Beijing Tsinghua Technology Co ltd
Current assignee: Beijing Tsinghua Technology Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-11-27
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses an interphone access terminal, which comprises a wiring port, a power supply, a switching box, a voice vehicle-mounted radio station, a shell and an antenna which is in communication connection with the interphone; the power respectively with the switching box, pronunciation vehicle radio station electric connection, the left side and the wiring port electric connection of switching box, a voice command data for receiving alarm terminal sends, the upside and the pronunciation vehicle radio station electric connection of switching box, a voice and control information that the switching box can be discerned to the vehicle radio station of pronunciation with the voice command data conversion of input, pronunciation vehicle radio station passes through wiring port and antenna electric connection, pronunciation vehicle radio station passes through the antenna and sends digital information for a plurality of intercom, the wiring port, a power supply, switching box and pronunciation vehicle radio station all set up in the shell. Adopt pronunciation vehicle radio station, realize the special messenger's broadcasting function of pronunciation intercom, realize accurate the delivering of pronunciation alarm information, improve site personnel's construction safety.

Description

Interphone access terminal

Technical Field

The utility model relates to an intercom access terminal technical field particularly, relates to an intercom access terminal.

Background

In a station equipped with an incoming vehicle alarm system, it is a common technical means to broadcast the actual incoming vehicle condition to intersection operators or field construction personnel in a station horn broadcast mode.

For example, the invention patent with Chinese patent publication No. CN104158614B discloses a broadcasting control method for a railway carriage, which comprises the following steps: the method comprises the steps that firstly, a PIS controller detects the operation state of a broadcasting system, secondly, a carriage controller detects the operation state of a loudspeaker and a passenger emergency interphone, thirdly, the PIS controller judges whether a conversation request of a passenger is received, fourthly, the PIS controller generates response information to realize conversation between the passenger and an operator in a cab, fifthly, the PIS controller judges the state of the loudspeaker, sixthly, a volume control unit judges whether the output volume of the loudspeaker is normal, and seventhly, the volume control unit judges whether the output volume of the loudspeaker is clear. The invention has simple structure and convenient installation, not only has higher reliability, but also improves the broadcast tone quality, makes the broadcast more clear and obviously increases the comfort level of passengers.

The prior art has at least the following problems:

the method adopts a field station loudspeaker to broadcast alarm information, requires a watch keeper or constructor to pay attention to the fact that the broadcast cannot be off duty at any time, is easy to hear and hear clearly, and cannot hear the alarm when constructing outside the broadcast range, thereby influencing the construction safety.

Aiming at the problems that in the prior art, a station loudspeaker is adopted to broadcast alarm information, a watch keeper or a constructor is required to pay attention to the fact that broadcasting cannot be off duty at any time, the condition that broadcasting is not heard and heard clearly is easy to occur, and when construction is carried out outside a broadcasting range, alarming cannot be heard, and construction safety is affected, an effective solution is not provided at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intercom access terminal to prior art's not enough.

The interphone access terminal comprises a wiring port, a power supply, a switching box, a voice vehicle-mounted radio station, a shell and antennas in communication connection with a plurality of interphones;

the power respectively with the switching box, pronunciation car radio electric connection, the left side and the wiring port electric connection of switching box, a voice command data for receiving alarm terminal sends, the upside and the pronunciation car radio electric connection of switching box, a voice and control information are used for to pronunciation car radio transmission voice, the switching box can be with the pronunciation and the control information of the pronunciation car radio discernment of voice command data conversion, pronunciation car radio passes through wiring port and antenna electric connection, pronunciation car radio passes through the antenna and sends digital information for a plurality of intercom, the wiring port, a power supply, switching box and pronunciation car radio all set up in the shell.

Furthermore, the adapter box comprises an audio control module, an audio processing module and a radio station driving module which are electrically connected in sequence;

the audio control module is electrically connected with the wiring port and used for receiving voice command data sent by the alarm terminal and converting the voice command data into language command data;

the audio processing module is used for receiving the language command data and converting the language command data into an analog signal;

the radio station driving module is used for receiving the analog signal and superposing the analog signal on voice and control information which can be recognized by the voice vehicle-mounted radio station.

Compared with the prior art, intercom access terminal have following superior effect that is showing:

1, adopt pronunciation car radio station, realize the special messenger's broadcasting function of the pronunciation intercom of same frequency channel, realize the accurate delivery of important voice alarm information, improved site personnel's construction safety.

And 2, a voice command automatic conversion function is adopted, so that the conversion from voice broadcasting to broadcasting station broadcasting is realized, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of an intercom access terminal of the present invention;

fig. 2 is the utility model discloses an intercom access terminal's switching box's schematic structure diagram.

Description of reference numerals:

1-a wiring port; 2-a power supply; 3-a switching box, 31-an audio control module, 32-an audio processing module and 33-a radio station driving module; 4-voice vehicle radio station; 5-an antenna; 6-outer shell.

Detailed Description

The invention is described in further detail below with reference to the drawings and the detailed description.

As shown in fig. 1, the intercom access terminal includes a wiring port 1, a power supply 2, a switching box 3, a voice vehicle-mounted radio station 4, a housing 6 and an antenna 5 in communication connection with a plurality of intercom; power 2 respectively with

switching box

3, 4 electric connection of pronunciation on-vehicle radio station, the left side and the 1 electric connection of wiring port of switching box 3, a voice command data for receiving alarm terminal sends, the upside and the 4 electric connection of pronunciation on-vehicle radio station of switching box 3, a digital information is transmitted to the on-vehicle radio station of pronunciation 4, switching box 3 can be with the pronunciation and the control information of the voice command data conversion of input for the on-vehicle radio station of pronunciation 4 discernments, pronunciation on-vehicle radio station 4 is through wiring port 1 and antenna 5 electric connection, pronunciation on-vehicle radio station 4 sends digital information for a plurality of intercom (not shown in the figure) according to the regulation frequency through antenna 5, wiring port 1, power 2, switching box 3 and pronunciation on-vehicle radio station 4 all set up in shell 6.

Further, the antenna 5 has a model of TQC-400DII, and a prescribed frequency of 410MHz 5.5 DB.

Further, as shown in fig. 2, the adapter box 3 includes an audio control module 31, an audio processing module 32 and a station driving module 33, which are electrically connected in sequence; the audio control module 31 is electrically connected with the wiring port 1 and is used for receiving voice command data sent by the alarm terminal and converting the voice command data into language command data; the audio processing module 32 is used for receiving the language command data and converting the language command data into an analog signal; the station driving module 33 is configured to receive the analog signal, and superimpose the analog signal on the voice and the control information that can be recognized by the voice vehicle-mounted station 4.

Further, the model of the audio control module 31 is N-108, the model of the audio processing module 32 is WJ33-232-U1, and the model of the station driving module 33 is SP 3232.

Further, the voice command data is RS-485 voice command data, and the language command data is RS-232 voice command data.

Further, the power supply 2 is an AC220V-DC12V DC power supply.

Further, the model of the voice car station 4 is MD 650.

Further, the housing 6 is a metal outer box of IP 65.

The above description is only a preferred embodiment of the present invention and should not be taken as limiting the invention, and it will be understood by those skilled in the art that various changes and modifications may be made therein without departing from the spirit and scope of the invention.

Claims

1. An intercom access terminal, comprising: the system comprises a wiring port (1), a power supply (2), a switching box (3), a voice vehicle-mounted radio station (4), a shell (6) and an antenna (5) which is in communication connection with an interphone;

power (2) respectively with switching box (3), pronunciation vehicle radio station (4) electric connection, the left side of switching box (3) with wiring port (1) electric connection for receive the voice command data that alarm terminal sent, the upside of switching box (3) with pronunciation vehicle radio station (4) electric connection, be used for to pronunciation and control information are transmitted to pronunciation vehicle radio station (4), switching box (3) can be with the voice command data conversion of input for pronunciation and control information that pronunciation vehicle radio station (4) discernment, pronunciation vehicle radio station (4) are passed through wiring port (1) with antenna (5) electric connection, pronunciation vehicle radio station (4) pass through antenna (5) give a plurality of intercom with digital information transmission, wiring port (1) power (2) electric connection, The adapter box (3) and the voice vehicle-mounted radio station (4) are arranged in the shell (6).

2. The intercom access terminal of claim 1, wherein the junction box (3) comprises an audio control module (31), an audio processing module (32) and a station driving module (33) which are electrically connected in sequence;

the audio control module (31) is electrically connected with the wiring port (1) and is used for receiving voice command data sent by the alarm terminal and converting the voice command data into language command data;

the audio processing module (32) is used for receiving the language command data and converting the language command data into an analog signal;

the radio station driving module (33) is used for receiving the analog signal and superposing the analog signal on the voice and control information which can be recognized by the voice vehicle-mounted radio station (4).