CN212305320U

CN212305320U - Multi-square full-duplex intercom device for subway train

Info

Publication number: CN212305320U
Application number: CN202021501254.9U
Authority: CN
Inventors: 王黎刚; 王俊杰
Original assignee: Kunming Fruit Technology Co ltd
Current assignee: Kunming Fruit Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-01-05
Anticipated expiration: 2030-07-27

Abstract

The utility model discloses a subway train many ways full duplex intercom device, including high frequency board, CN filter two and data transmission module, high frequency board top middle part is connected with the microprocessor controller through the electricity, microprocessor controller top one side is provided with CN filter one, CN filter one side is provided with the module of talkbacking, it is provided with the microphone to talkback module one side, microphone below one side is provided with CN filter two. Has the advantages that: the utility model discloses a set up data transmission module and receiving module, can make the subway train many parties half duplex intercom receive and convey in the conversation, realize the full duplex function of talkbacking, avoid causing many parties half duplex intercom can not convey and receive information data simultaneously, bring inconveniently for the subway train scheduling, improved the efficiency of subway train many parties intercom work.

Description

Multi-square full-duplex intercom device for subway train

Technical Field

The utility model relates to a subway train half-duplex intercom system reforms transform technical field to the upgrading of full-duplex intercom system, concretely relates to subway train many parties full-duplex intercom device.

Background

The interphone is named as two way radio in English, is a two-way mobile communication tool, can be used for communication without any network support, generates no telephone charge, and is suitable for relatively fixed and frequently-communicated occasions.

At present, most of the existing subway train multi-party intercom devices adopt half-duplex communication, and due to the lack of full-duplex functional components, the multi-party half-duplex intercom devices cannot transmit and receive information data at the same time, so that inconvenience is brought to subway train scheduling, the working efficiency of the subway train multi-party intercom devices is reduced, and secondly, due to frequent use of the subway train multi-party full-duplex intercom devices, a working module in the intercom devices is easy to generate heat, signal reception is reduced, and the use requirements of the subway train multi-party full-duplex intercom devices cannot be met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, a multi-way full-duplex intercom device for a subway train is provided, and the problems that the multi-way half-duplex intercom device cannot transmit and receive information data at the same time, inconvenience is brought to dispatching of the subway train, and the working efficiency of the multi-way intercom device for the subway train is reduced due to the fact that the multi-way half-duplex intercom device for the subway train is lack of full-duplex functional components are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a subway train multi-party full duplex intercom device, which comprises a high frequency plate, a CN filter II and a data transmission module, wherein the middle part above the high frequency plate is electrically connected with a micro-processing controller, one side above the micro-processing controller is provided with the CN filter I, one side of the CN filter I is provided with an intercom module, one side of the intercom module is provided with a microphone, one side below the microphone is provided with the CN filter II, one side below the CN filter II is provided with the CN filter IV, one side of the CN filter IV is provided with the data transmission module, the data transmission module adopts a wireless transmission module, one side of the data transmission module is provided with the CN filter III, the receiving module is arranged above the CN filter III, the CN filter I is electrically connected with the high frequency plate, the intercom module is electrically connected with the high frequency plate, the microphone is electrically connected with the high-frequency plate, the CN filter II is electrically connected with the high-frequency plate, the CN filter IV is electrically connected with the high-frequency plate, the data transmission module is electrically connected with the high-frequency plate, the CN filter III is electrically connected with the high-frequency plate, and the receiving module is electrically connected with the high-frequency plate.

Furthermore, one side of the high-frequency plate is connected with a shell through a screw, the middle part above the shell is connected with a loudspeaker through a screw, and a signal receiving wire is arranged on one side above the loudspeaker.

By adopting the technical scheme, the receiving signal of the intercom device can be enhanced through the signal receiving line.

Further, signal reception line one side is provided with the frequency channel adjusting button, frequency channel adjusting button below one side is provided with the button, the adjacent one side of button is provided with the display screen, the display screen below is provided with operating panel, the high-frequency board below is provided with nickel-hydrogen battery, casing one side is connected with the back lid through the draw-in groove, back lid top middle part is provided with the cooling fan.

By adopting the technical scheme, the nickel-metal hydride battery can provide electric energy for the device.

Furthermore, the loudspeaker is electrically connected with the high-frequency plate, and the signal receiving wire is connected with the machine shell through threads.

By adopting the technical scheme, the speaker can enable the intercom device to play and listen.

Furthermore, the frequency band adjusting button is connected with the casing through a clamping groove, and the key is connected with the casing through the clamping groove.

Through adopting above-mentioned technical scheme, through the frequency channel adjusting button can carry out frequency channel signal to intercom and adjust, conveniently pairs and receives.

Furthermore, the display screen is connected with the casing through a clamping groove, and the operation panel is connected with the casing through a clamping groove.

By adopting the technical scheme, the display screen can display the data transmitted by the intercom device.

Furthermore, the nickel-metal hydride battery is connected with the casing through screws, and the cooling fan is connected with the rear cover through screws.

Through adopting above-mentioned technical scheme, through the work module that the cooling fan can be in the intercom cools down, avoids the intercom to use for a long time and causes inside signal reception that generates heat to descend, satisfies the demand that subway train many sides full duplex intercom used.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses a set up data transmission module and receiving module, can make subway train many sides half duplex intercom receive and convey when the conversation, realize full duplex intercom function, avoid causing many sides half duplex intercom can not convey simultaneously and receive information data, improve subway train many sides intercom's work efficiency's problem for solving current subway train many sides intercom, owing to lack full duplex's functional part, cause many sides half duplex intercom can not convey simultaneously and receive information data, reduced subway train many sides intercom work efficiency, the utility model discloses a set up data transmission module and receiving module, can make subway train many sides half duplex intercom receive and convey in the conversation, realize full duplex intercom, avoid causing many sides half duplex intercom to can not convey simultaneously and receive information data, bring inconvenience for subway train scheduling, improved the efficiency of subway train many sides intercom work.

2. Because frequent use, make the work module in the intercom appear generating heat easily for solving current subway train many ways full duplex intercom device, cause signal reception to descend, can not satisfy the problem of subway train many ways full duplex intercom device user demand, the utility model discloses a set up backshell and cooling fan, can cool down the work module in the intercom device, avoid the intercom device frequently to use inside generating heat to cause signal reception to descend, satisfy the demand that subway train many ways full duplex intercom device used.

Drawings

Fig. 1 is a schematic structural view of a multi-party full duplex intercom device of a subway train according to the present invention;

fig. 2 is a main sectional view of the multi-party full duplex intercom device of the subway train of the present invention;

FIG. 3 is a cross-sectional view of a rear cover of a multi-directional full duplex intercom device of a subway train

Fig. 4 is a circuit block diagram of the multi-party full duplex intercom device of the subway train of the present invention.

The reference numerals are explained below:

1. a high-frequency board; 2. a microprocessor controller; 3. a CN filter I; 4. an intercom module; 5. a microphone; 6. a CN filter II; 7. a CN filter IV; 8. a data transmission module; 9. a CN filter III; 10 a receiving module; 11. a housing; 12. a speaker; 13. a signal receiving line; 14. a frequency band adjusting button; 15. pressing a key; 16. a display screen; 17. an operation panel; 18. a nickel-metal hydride battery; 19. a rear cover; 20. a cooling fan.

Detailed Description

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

As shown in fig. 1-4, the multi-party full duplex intercom device for subway trains in the present embodiment includes a high frequency board 1, a CN filter two 6 and a data transmission module 8, the middle part above the high frequency board 1 is electrically connected with a microprocessor controller 2, the microprocessor controller 2 is a central processing unit composed of one or a few large scale integrated circuits, a CN filter one 3 is disposed on one side above the microprocessor controller 2, an intercom module 4 is disposed on one side of the CN filter one 3, the intercom module 4, or called as an intercom module, is a core integrated circuit for an intercom, and is the most important electronic component for realizing the intercom function, a microphone 5 is disposed on one side of the intercom module 4, a CN filter two 6 is disposed on one side below the microphone 5, a CN filter four 7 is disposed below the CN filter two 6, and a data transmission module 8 is disposed on one side of the CN filter four 7, the data transmission module 8 is a module which utilizes the wireless technology to carry out wireless transmission, and is widely applied to the fields of computer wireless network, wireless communication, wireless control and the like, the wireless module mainly comprises a transmitter, a receiver and a controller, the data transmission module 8 adopts a wireless transmission module, one side of the data transmission module 8 is provided with a CN filter III 9, a receiving module 10 is arranged above the CN filter III 9, the working voltage of the receiving module 10 is 5V, the quiescent current is 4 mA, the data transmission module is a super-regenerative receiving circuit, the receiving sensitivity is-105 dbm, a receiving antenna is preferably a wire of 25-30 cm and can be preferably erected, the CN filter I3 is electrically connected with the high-frequency board 1, the talkback module 4 is electrically connected with the high-frequency board 1, the microphone 5 is electrically connected with the high-frequency board 1, and the CN filter II 6 is electrically connected with the high-frequency board 1, the CN filter IV 7 is electrically connected with the high-frequency board 1, one side of the high-frequency board 1 is connected with a casing 11 through a screw, the middle part above the casing 11 is connected with a loudspeaker 12 through a screw, one side above the loudspeaker 12 is provided with a signal receiving line 13, the received signal of the intercom device can be enhanced through the signal receiving line 13, one side of the signal receiving line 13 is provided with a frequency band adjusting button 14, one side below the frequency band adjusting button 14 is provided with a key 15, one side adjacent to the key 15 is provided with a display screen 16, an operation panel 17 is arranged below the display screen 16, a nickel-hydrogen battery 18 is arranged below the high-frequency board 1, one side of the casing 11 is connected with a rear cover 19 through a clamping groove, the middle part above the rear cover 19 is provided with a cooling fan 20, the nickel-hydrogen battery 18 can provide electric energy for the device, the loudspeaker 12 is electrically connected with the high-frequency board, frequency channel adjusting button 14 passes through the draw-in groove with casing 11 and is connected, and button 15 passes through the draw-in groove with casing 11 and is connected, can carry out the frequency channel signal through frequency channel adjusting button 14 and adjust to the intercom device, conveniently pairs and receives, and display screen 16 passes through the draw-in groove with casing 11 and is connected, and operating panel 17 passes through the draw-in groove with casing 11 and is connected, can show the data of intercom device transmission through display screen 16.

As shown in fig. 2 and 4, in this embodiment, the data transmission module 8 is electrically connected to the high-frequency board 1, the CN filter three 9 is electrically connected to the high-frequency board 1, and the receiving module 10 is electrically connected to the high-frequency board 1, so that the multiparty half-duplex intercom device of the subway train can receive and transmit while talking, thereby implementing a full-duplex intercom function, avoiding that the multiparty half-duplex intercom device cannot transmit and receive information data simultaneously, bringing inconvenience to subway train scheduling, and improving the working efficiency of the multiparty intercom device of the subway train.

As shown in fig. 3, in this embodiment, the nickel-metal hydride battery 18 is connected to the casing 11 by screws, and the cooling fan 20 is connected to the rear cover 19 by screws, so that the working module in the intercom device can be cooled, the phenomenon that the intercom device generates heat frequently inside the intercom device to cause signal reception to drop is avoided, and the requirement for using the multi-directional full-duplex intercom device of the subway train is met.

The specific implementation process of this embodiment is as follows: the utility model has the advantages that the intercom device sets a common frequency band with other intercom devices through the frequency band adjusting button 14, the button 15 is pressed to send an instruction to the intercom module 4 and the microphone 5 through the micro-processing controller 2, the CN filter I3, the CN filter II 6, the CN filter III 9 and the CN filter IV 7 are communicated at the same time, the transmission and the reception are synchronously carried out through the data transmission module 8 and the reception module 10, the full-duplex intercom function is realized, the intercom device is easy to heat when frequently used, the cooling fan 20 is started to cool the interior of the intercom device, the using function of the intercom device is kept, the multiparty full-duplex intercom device of the subway train is convenient and fast to operate, the multiparty half-duplex intercom device of the subway train can receive and transmit while communicating through the data transmission module 8 and the reception module 10, the full-duplex intercom function is realized, the multiparty half-duplex intercom device can not transmit and receive information data at the same time, inconvenience is brought to subway train scheduling, the efficiency of subway train multiparty intercom work is improved, secondly through setting up back shell and cooling fan 20, can cool down the work module in the intercom, avoid the intercom frequently use inside to generate heat and cause signal reception to descend, satisfy the demand that subway train many ways full duplex intercom used.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a many ways full duplex intercom device of subway train which characterized in that: the novel multifunctional microphone comprises a high-frequency board (1), a CN filter II (6) and a data transmission module (8), wherein the middle part above the high-frequency board (1) is electrically connected with a micro-processing controller (2), one side above the micro-processing controller (2) is provided with the CN filter I (3), one side of the CN filter I (3) is provided with an intercom module (4), one side of the intercom module (4) is provided with a microphone (5), one side below the microphone (5) is provided with the CN filter II (6), one side below the CN filter II (6) is provided with a CN filter IV (7), one side of the CN filter IV (7) is provided with the data transmission module (8), the data transmission module (8) adopts a wireless transmission module, one side of the data transmission module (8) is provided with the CN filter III (9), a receiving module (10) is arranged above the CN filter III (9), the high-frequency plate is characterized in that the CN filter I (3) is electrically connected with the high-frequency plate (1), the talkback module (4) is electrically connected with the high-frequency plate (1), the microphone (5) is electrically connected with the high-frequency plate (1), the CN filter II (6) is electrically connected with the high-frequency plate (1), the CN filter IV (7) is electrically connected with the high-frequency plate (1), the data transmission module (8) is electrically connected with the high-frequency plate (1), the CN filter III (9) is electrically connected with the high-frequency plate (1), and the receiving module (10) is electrically connected with the high-frequency plate (1).

2. The multi-party full-duplex intercom device for a subway train as claimed in claim 1, wherein: the high-frequency board is characterized in that a casing (11) is connected to one side of the high-frequency board (1) through screws, a loudspeaker (12) is connected to the middle of the upper portion of the casing (11) through screws, and a signal receiving line (13) is arranged on one side of the upper portion of the loudspeaker (12).

3. The multi-party full-duplex intercom device for a subway train as claimed in claim 2, wherein: signal reception line (13) one side is provided with frequency channel adjusting knob (14), frequency channel adjusting knob (14) below one side is provided with button (15), the adjacent one side of button (15) is provided with display screen (16), display screen (16) below is provided with operating panel (17), high frequency board (1) below is provided with nickel-hydrogen battery (18), casing (11) one side is connected with back lid (19) through the draw-in groove, back lid (19) top middle part is provided with cooling fan (20).

4. The multi-party full-duplex intercom device for a subway train as claimed in claim 2, wherein: the loudspeaker (12) is electrically connected with the high-frequency board (1), and the signal receiving wire (13) is connected with the machine shell (11) through threads.

5. The multi-party full-duplex intercom device for a subway train as claimed in claim 3, wherein: the frequency band adjusting button (14) is connected with the shell (11) through a clamping groove, and the key (15) is connected with the shell (11) through the clamping groove.

6. The multi-party full-duplex intercom device for a subway train as claimed in claim 3, wherein: the display screen (16) is connected with the machine shell (11) through a clamping groove, and the operation panel (17) is connected with the machine shell (11) through the clamping groove.

7. The multi-party full-duplex intercom device for a subway train as claimed in claim 3, wherein: the nickel-metal hydride battery (18) is connected with the shell (11) through screws, and the cooling fan (20) is connected with the rear cover (19) through screws.