CN214429561U - Hand-free intercom main unit and hand-free intercom extension matched with same - Google Patents
Hand-free intercom main unit and hand-free intercom extension matched with same Download PDFInfo
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- CN214429561U CN214429561U CN202120411767.9U CN202120411767U CN214429561U CN 214429561 U CN214429561 U CN 214429561U CN 202120411767 U CN202120411767 U CN 202120411767U CN 214429561 U CN214429561 U CN 214429561U
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- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 9
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- 238000010586 diagram Methods 0.000 description 2
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Abstract
The utility model discloses a hand-free intercom host and hand-free intercom extension matched with the same for use, the hand-free intercom host comprises a shell component, an installation panel, a host computer MCU, a card reading antenna, an electric lock interface, a host computer microphone and a host computer loudspeaker, the installation panel is installed on the shell component, the host computer MCU is installed on the installation shell component and connected with an external power supply, the electric lock interface is arranged on the shell component and electrically connected with the host computer MCU, and the electric lock interface is electrically connected with an external entrance guard electric lock; the shell component is provided with a card reading part, a card reading antenna is arranged on the card reading part, and the card reading antenna is electrically connected with the MCU of the host computer to control the switch of the electric lock; a host bidirectional audio talkback side-tone elimination circuit is arranged in the shell component and is electrically connected with the host MCU, and a host microphone and a host loudspeaker are respectively electrically connected with the host bidirectional audio talkback side-tone elimination circuit; an unlocking key, a calling key and a setting key are further installed on the shell assembly, and the unlocking key is electrically connected with the host MCU to control the entrance guard electric lock switch; the calling key is electrically connected with the host MCU to call the external communication equipment; the setting key is electrically connected with the host MCU to set the password of the door control electric lock.
Description
Technical Field
The utility model relates to an intercom, concretely relates to hand-free intercom host computer and cooperate its hand-free intercom extension of using.
Background
At present, all be equipped with entrance guard's electric lock in occasions such as district, warehouse, school, do not have the corresponding switch of allowing of other side and hardly get into relevant place, and remote entrance guard unblanks inconveniently, and remote communication exchanges inconveniently.
Therefore, it is an urgent need to solve the problem of the art to provide a hands-free intercom master capable of two-party communication and an intercom extension used in cooperation therewith.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a hand-free intercom host computer and cooperation intercom extension that its conversation was used can realize the communication connection.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a hand-free intercom host comprises a shell component, an installation panel, a host MCU, a card reading antenna, an electric lock interface, a host microphone and a host loudspeaker, wherein the installation panel is fixedly installed on the shell component; the shell assembly is provided with a card reading part, the card reading antenna is installed on the card reading part, and the card reading antenna is electrically connected with the host MCU to control the switch of the external access electric lock; the host microphone and the host loudspeaker are respectively installed in the shell assembly, a host bidirectional audio talkback side tone eliminating circuit is arranged in the shell assembly and is electrically connected with the host MCU, and the host microphone and the host loudspeaker are respectively electrically connected with the host bidirectional audio talkback side tone eliminating circuit; the shell assembly is also provided with an unlocking key, a calling key and a setting key, and the unlocking key is electrically connected with the host MCU to control the entrance guard electric lock switch; the calling key is electrically connected with the host MCU to call the external communication equipment; the setting key is electrically connected with the host MCU to set the door control electric lock password.
The utility model has the advantages that: simple structure, installation convenient to use can read the information that corresponds through reading card portion and directly unblank outside entrance guard's electric lock, also can use the corresponding outside communication equipment of calling key contact, the switch of outside communication equipment remote control entrance guard's electric lock, relevant personnel pass through entrance guard, and the mode is various, and host computer loudspeaker and host computer microphone can listen to and talkback, and in time communicate the convenience, connect the facility with its outside communication equipment who corresponds.
Preferably, the power amplifier is electrically connected between the host loudspeaker and the host bidirectional audio talkback sidetone elimination circuit.
Preferably, a volume adjusting key is installed on the shell assembly, and the volume adjusting key is electrically connected with the host bidirectional audio talkback sidetone cancelling circuit to adjust the volume of the host loudspeaker.
Preferably, the host MCU is connected with the card reading antenna through an Rf card reading circuit, and the corresponding card can be used for opening the electric door lock.
Preferably, the call key is a plurality of numeric button keys.
The utility model also discloses a hand-free extension interphone, the extension interphone is in communication connection with the main interphone, the extension interphone comprises a face shell, a bottom shell, an extension MCU, an extension loudspeaker, an extension microphone, an unlocking button and a talk key, the face shell is correspondingly clamped with the bottom shell, the extension MCU is fixedly installed on the bottom shell and connected with an external power supply, and the extension MCU is connected with an extension bidirectional audio interphone side tone eliminating circuit; the extension loudspeaker and the extension microphone are respectively fixedly connected to the bottom shell and are respectively and electrically connected with the extension bidirectional audio talkback side-tone elimination circuit; the communication key is arranged on the face shell and is electrically connected with the extension MCU; the unlocking button is installed on the face shell and electrically connected with the extension MCU.
Preferably, the face shell is further provided with an S setting key and a counting key, and the S setting key and the counting key are electrically connected with the extension MCU.
Preferably, a flash lamp is arranged on the face shell and electrically connected with the branch MCU.
Preferably, a volume switch is installed on the bottom shell and electrically connected with the extension two-way audio talkback sidetone cancelling circuit to adjust the volume of the extension loudspeaker.
Preferably, a doorbell is installed on the bottom shell and electrically connected with the extension MCU.
Preferably, the bottom shell is fixedly connected with a wall hanging bracket.
Drawings
Fig. 1 is a structure diagram of a hand-free intercom main unit of the present invention;
fig. 2 is an assembly view of the main parts of a hand-free intercom main unit of the present invention;
FIG. 3 is a structural diagram of a hand-free intercom extension of the present invention;
FIG. 4 is an assembly drawing of the main parts of a hand-free intercom extension of the present invention;
fig. 5 is a schematic view of the connection between the hands-free intercom main unit and the hands-free intercom extension cooperating with the main unit.
The device comprises a shell component 1, a plastic face shell 101, a plastic bottom shell 102, a mounting panel 2, a host MCU3, a card reading antenna 4, a host microphone 5, a host loudspeaker 6, a power amplifier 7, a host bidirectional audio talkback and sidetone elimination circuit 8, an external power supply 9, a lock unlocking key 10, a call key 11, a setting key 12, a card reading circuit 13RF, an electric lock interface 14, a face shell 15, a bottom shell 16, a slave MCU17, a slave loudspeaker 18, a slave microphone 19, a call key 20, a call circuit 21, a slave bidirectional audio talkback and sidetone elimination circuit 22, a volume switch 23, a flash lamp 24, a counter key 25, a setting key 26S, a card reading part 27, a volume adjusting key 28, an unlocking button 29 and a wall-hanging support 30.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3 of the present invention, according to the embodiment of the present invention, a hands-free intercom host comprises a housing assembly 1, a mounting panel 2, a host MCU3, a card reading antenna 4, an electric lock interface 14, a host microphone 5 and a host speaker 6, wherein the mounting panel 2 is installed in the housing assembly 1, the host MCU3 is installed on the mounting panel 2 and connected to an external power supply 9, the electric lock interface 14 is disposed on the housing assembly and electrically connected to the host MCU3, and the electric lock interface 14 is electrically connected to an external electric door lock; the shell component 1 is provided with a card reading part 27, the card reading antenna 4 is arranged on the card reading part 27, and the card reading antenna 4 is electrically connected with the host MCU3 to control the switch of the external access electric lock; the host microphone 5 and the host loudspeaker 6 are respectively arranged in the shell component 1, a host bidirectional audio talkback side-tone eliminating circuit 8 is arranged in the shell component 1 and is electrically connected with the host MCU3, and the host microphone 5 and the host loudspeaker 6 are respectively electrically connected with the host bidirectional audio talkback side-tone eliminating circuit 8; the shell component 1 is also provided with an unlocking key 10, a calling key 11 and a setting key 12, wherein the unlocking key 10 is electrically connected with the host MCU3 to control the switch of the door control electric lock; the call key 11 is electrically connected with the host MCU3 to call the external communication equipment; the setting key 12 is electrically connected with the host MCU3 to set the password of the electric door lock.
Specifically, the housing assembly 1 includes ABS plastic face-piece and ABS plastic drain pan, and installation panel 2 fixed mounting is on ABS plastic face-piece, and the electric lock interface sets up the bottom at ABS plastic drain pan, sets up the card reading portion on the ABS plastic face-piece, and host computer microphone and host computer loudspeaker are fixed mounting respectively on ABS plastic face-piece, and the two-way audio frequency of host computer is talkbacked and is eliminated the side tone circuit 8 fixed mounting on ABS plastic drain pan, and the key 10 that unlocks, call key 11 and set up key 12 and all install on ABS plastic face-piece.
Specifically, a 3w power amplifier 7 is electrically connected between the host loudspeaker 6 and the host bidirectional audio talkback sidetone canceling circuit 8.
More specifically, a volume adjusting key 28 is installed on the ABS plastic bottom case of the housing assembly 1, and the volume adjusting key 28 is electrically connected to the host bidirectional audio intercom mute circuit 8 to control the volume of the host speaker 6, so as to adjust the volume.
In some embodiments, the host MCU3 is connected to the card reading antenna 4 through the RF card reading circuit 13, and a chip corresponding to the card reading unit is provided to open the electric door lock switch.
In other embodiments, the call key 11 is a plurality of digital button keys, and the digital button keys can correspondingly call different external communication devices, and the card reading part is connected in parallel to form an unlocking mode, so that the card reading device is convenient to use, can be unlocked by swiping a card and can enter, and can also be used for remotely unlocking by pressing a key to call related personnel.
The utility model also discloses a hand-free extension of talkbacking, with hand-free extension of talkbacking host communication connection, extension of talkbacking includes face-piece 15, drain pan 16, extension MCU17, extension loudspeaker 18, extension microphone 19, unlocking button 29 and conversation key 20, face-piece 15 corresponds the joint with drain pan 16, extension MCU17 fixed mounting is on drain pan 16 and connects external power supply, connect extension two-way audio frequency on extension MCU17 and talkback the sidetone elimination circuit 22; the extension loudspeaker 18 and the extension microphone 19 are respectively fixedly connected to the bottom shell 16 and are respectively and electrically connected with the extension bidirectional audio talkback side-tone elimination circuit 22; the unlock button 29 and the talk key 20 are respectively mounted on the front case 15 and are respectively electrically connected to the slave MCU 17.
Specifically, the face shell 15 is fixedly provided with an S setting key 26 and a counting key 25, and the S setting key 26 and the counting key 25 are electrically connected with the slave unit MCU 17.
More specifically, the face shell 15 is provided with a flash lamp 24, the flash lamp 24 is electrically connected with the extension MCU17, and more specifically, the bottom shell 16 is provided with a volume switch 23, and the volume switch 23 is electrically connected with the extension bidirectional audio intercommunication side-tone cancelling circuit 22.
More specifically, install the doorbell on the drain pan 16, the doorbell is connected with extension MCU17 electricity, and the cooperation of dodging the shut lamp and the doorbell, when the host computer of talkbacking calls the extension of talkbacking, the flash light of extension of talkbacking shines and the doorbell sounds, reminds relevant personnel someone to call.
The utility model discloses a theory of operation: the hand-free intercom main unit and the hand-free intercom extension set are fixedly and completely installed, the intercom main unit is generally arranged at a school entrance, a warehouse entrance, a community entrance and the like and is connected with an external power supply and an external entrance guard electric lock power supply, the intercom main unit is in control connection with an entrance guard electric lock, the entrance guard electric lock is connected with an electric lock interface of the intercom main unit, an unlocking key is connected with an unlocking key interface, and the intercom main unit is remotely connected with the intercom extension set through a 4-core interface;
the main talkback machine presses the digital button keys to call the corresponding digital button extension talkback, the extension flashes and rings, the extension talkback extension is communicated with the main talkback machine to realize bidirectional talkback, the extension talkback machine presses the lock key, the main talkback machine at the door opens the electric lock, and then the main talkback machine hangs up after the talkback is finished.
A main intercom system can be correspondingly connected with a plurality of intercom extensions, each intercom extension corresponds to a digital button key, the plurality of intercom extensions can be connected in parallel through circuits, and different numbers are set to realize the mutual calling function.
The card reading part arranged on the intercom host can directly open the electric lock, so that a card holder can conveniently open the entrance guard electric lock.
The intercom host can set the unlocking button corresponding to the password through the setting key to open the electric lock.
For the device and the using method disclosed by the embodiment, the description is simple because the device and the using method correspond to the method disclosed by the embodiment, and the relevant points can be referred to the description of the method part.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A hand-free intercom host is characterized by comprising a shell component (1), an installation panel (2), a host MCU (3), a card reading antenna (4), an electric lock interface (14), a host microphone (5) and a host loudspeaker (6), wherein the installation panel (2) is installed on the shell component (1), the host MCU (3) is installed in the shell component (1) and is connected with an external power supply (9), the electric lock interface (14) is arranged at the bottom of the shell component and is electrically connected with the host MCU (3), and the electric lock interface (14) is electrically connected with an external access control electric lock; a card reading part (27) is arranged on the shell component (1), the card reading antenna (4) is installed on the card reading part (27), and the card reading antenna (4) is electrically connected with the host MCU (3) to control the switch of the external access control electric lock; the host microphone (5) and the host loudspeaker (6) are respectively installed in the shell component (1), a host bidirectional audio talkback and sidetone elimination circuit (8) is arranged in the shell component (1) and is electrically connected with the host MCU (3), and the host microphone (5) and the host loudspeaker (6) are respectively electrically connected with the host bidirectional audio talkback and sidetone elimination circuit (8); an unlocking key (10), a calling key (11) and a setting key (12) are installed on the shell component (1), and the unlocking key (10) is electrically connected with the host MCU (3) to control the switch of the access electric lock; the calling key (11) is electrically connected with the host MCU (3) to call external communication equipment; the setting key (12) is electrically connected with the host MCU (3) to set the password of the door control electric lock.
2. The hands-free intercom host according to claim 1, wherein a power amplifier (7) is electrically connected between said host speaker (6) and said host two-way audio intercom sidetone canceling circuit (8).
3. The hands-free intercom host according to claim 1, wherein a volume adjusting key (28) is installed on said housing assembly (1), and said volume adjusting key (28) is electrically connected to said host two-way audio intercom sidetone canceling circuit (8) to adjust the volume of said host speaker (6).
4. A hands-free intercom host as claimed in claim 1, characterised in that said host MCU (3) is connected to said reader antenna (4) via an RF reader circuit (13).
5. A hands-free intercom host as claimed in claim 1, wherein said call key (11) is a plurality of numeric button keys.
6. A hand-free intercom extension, characterized in that the intercom extension is in communication connection with the hand-free intercom host of any one of claims 1-5, the intercom extension comprises a face shell (15), a bottom shell (16), an extension MCU (17), an extension horn (18), an extension microphone (19), an unlocking button (29) and a talk key (20), the face shell (15) and the bottom shell (16) are correspondingly clamped, the extension MCU (17) is fixedly installed on the bottom shell (16) and connected with an external power supply, and the extension MCU (17) is connected with an extension bidirectional audio intercom sidetone cancelling circuit (22); the extension loudspeaker (18) and the extension microphone (19) are respectively and fixedly connected to the bottom shell (16) and are respectively and electrically connected with the extension bidirectional audio talkback sidetone cancelling circuit (22); the unlocking button (29) and the communication key (20) are respectively installed on the face shell (15) and are respectively and electrically connected with the extension MCU (17).
7. A hands-free intercom subset as claimed in claim 6, characterized in that said front shell (15) is equipped with an S setting key (26) and a counting key (25), said S setting key (26) and counting key (25) being electrically connected to said set MCU (17).
8. The hands-free intercom subset according to claim 7, characterized in that a flash lamp (24) is arranged on said face housing (15), said flash lamp (24) being electrically connected to said extension MCU (17).
9. A hands-free intercom extension as claimed in claim 6, wherein a volume switch (23) is mounted on said bottom housing (16), said volume switch (23) being electrically connected to said extension two-way audio intercom sidetone canceling circuit (22).
10. A hands-free intercom extension as claimed in claim 6, characterized in that a doorbell is mounted on said bottom shell (16), said doorbell being electrically connected to said extension MCU (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120411767.9U CN214429561U (en) | 2021-02-24 | 2021-02-24 | Hand-free intercom main unit and hand-free intercom extension matched with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120411767.9U CN214429561U (en) | 2021-02-24 | 2021-02-24 | Hand-free intercom main unit and hand-free intercom extension matched with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214429561U true CN214429561U (en) | 2021-10-19 |
Family
ID=78072036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120411767.9U Expired - Fee Related CN214429561U (en) | 2021-02-24 | 2021-02-24 | Hand-free intercom main unit and hand-free intercom extension matched with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214429561U (en) |
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2021
- 2021-02-24 CN CN202120411767.9U patent/CN214429561U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211019 |