CN219370425U - Wireless doorbell system - Google Patents

Abstract

The utility model discloses a wireless doorbell system, which comprises a receiving device and a transmitting device, wherein the transmitting device is in communication connection with the receiving device; the receiving device comprises a power amplifier unit; the transmitting device comprises a human body detection unit, the transmitting device is used for transmitting a first signal to the receiving device when the human body detection unit detects a human body, and the receiving device is used for playing a prompt tone through the power amplification unit when receiving the first signal. The utility model can automatically detect the person and send a signal to the indoor receiving device after detecting the person so as to make the indoor receiving device ring.

Description

Wireless doorbell system

Technical Field

The utility model relates to the technical field of electronics, in particular to a wireless doorbell system.

Background

The doorbell has been widely popularized as a door-calling tool, and the wireless doorbell gradually replaces the traditional wired doorbell due to the characteristics of simple installation, convenient use and the like. Currently, an existing wireless doorbell generally comprises an outdoor transmitting device and an indoor receiving device, when a visitor presses a doorbell button on the outdoor transmitting device, the outdoor transmitting device sends out a wireless signal, and the indoor receiving device sends out a bell to remind indoor personnel after receiving the wireless signal.

The existing wireless doorbell is manually pressed, but people basically drive to visit friends at present, and sometimes the people do not conveniently get off to press the doorbell, so if one doorbell does not need to manually press, people can be automatically detected, and a doorbell product which starts to give out a prompt tone to prompt after the people are detected is very popular.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a wireless doorbell system, which does not need manual pressing, can automatically detect a person and send a signal to an indoor receiving device after detecting the person so as to enable the indoor receiving device to ring.

In order to solve the technical problems, the wireless doorbell system provided by the utility model comprises a receiving device and a transmitting device, wherein the transmitting device is in communication connection with the receiving device;

the receiving device comprises a power amplifier unit;

the transmitting device comprises a human body detection unit, the transmitting device is used for transmitting a first signal to the receiving device when the human body detection unit detects a human body, and the receiving device is used for playing a prompt tone through the power amplification unit when receiving the first signal.

Preferably, the number of the transmitting devices is at least two, and the prompting tones played by the power amplifying units are different when the receiving devices receive the first signals sent by different transmitting devices.

Preferably, the wireless doorbell system further comprises a remote control device for sending a second signal to the receiving device to adjust the volume of the power amplification unit or switch the prompt tone played by the power amplification unit.

Preferably, the receiving device further comprises a second control unit, a first key unit, a second display unit, a second power supply unit and a signal receiving unit, wherein the first key unit, the second display unit, the second power supply unit, the signal receiving unit and the power amplifier unit are all electrically connected with the second control unit.

Preferably, the transmitting device further comprises a first control unit, a first display unit, a first power supply unit and a first signal transmitting unit, and the first display unit, the first power supply unit, the first signal transmitting unit and the human body detecting unit are all electrically connected with the first control unit.

Preferably, the remote control device comprises a third control unit, a second key unit, a third power supply unit and a second signal transmitting unit, and the second key unit, the third power supply unit and the second signal transmitting unit are all electrically connected with the third control unit.

Preferably, the human body detection unit is a pyroelectric infrared probe.

After adopting the structure, compared with the prior art, the utility model has the following advantages:

when the visitor reaches outside the user's door, human body detection unit detects the visitor, and transmitting device sends first signal to receiving arrangement this moment for power amplifier unit broadcast alert tone, with the indoor user of suggestion has the visitor to visit, just so, make the visitor need not manual go to press the doorbell, its can automated inspection visitor and send the signal and make receiving arrangement broadcast alert tone, thereby improved user's use experience.

Drawings

Fig. 1 is a schematic circuit diagram of a wireless doorbell system according to a first embodiment;

fig. 2 is a schematic circuit diagram of a wireless doorbell system according to a second embodiment;

fig. 3 is a schematic circuit diagram of a wireless doorbell system according to a third embodiment;

fig. 4 is a schematic circuit configuration of the transmitting device;

fig. 5 is a circuit configuration diagram of the receiving device;

fig. 6 is a schematic circuit configuration of the remote control device.

Detailed Description

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

Embodiment 1,

As shown in fig. 1, the wireless doorbell system of the present embodiment includes a receiving device 10 and a transmitting device 20, and the transmitting device 20 is communicatively connected to the receiving device 10.

As shown in fig. 5, the receiving device 10 includes a power amplifier unit 16, a second control unit 11, a first key unit 12, a second display unit 13, a second power supply unit 14, and a signal receiving unit 15, where the first key unit 12, the second display unit 13, the second power supply unit 14, the signal receiving unit 15, and the power amplifier unit 16 are electrically connected to the second control unit 11.

The second control unit 11 is a bf7412am16 single chip microcomputer, the signal receiving unit 15 is used for receiving 433 wireless signals, the second power supply unit 14 is a rechargeable battery, the first key unit 12 comprises a plurality of keys for adjusting volume and switching the prompting voice sent by the receiving device 10, the second display unit 13 is used for displaying system information, and the first key unit 12, the second display unit 13, the second power supply unit 14, the signal receiving unit 15 and the power amplifier unit 16 are all connected with an interface of the second control unit 11 through signal connecting wires.

As shown in fig. 4, the transmitting device 20 includes a human body detecting unit 22, a first control unit 21, a first display unit 23, a first power supply unit 24, and a first signal transmitting unit 25, and the first display unit 23, the first power supply unit 24, the first signal transmitting unit 25, and the human body detecting unit 22 are electrically connected to the first control unit 21.

The first control unit 21 is a ft60f021 singlechip, the first signal transmitting unit 25 is used for sending 433 wireless signals, the first power supply unit 24 is a rechargeable battery, the human body detecting unit 22 is a pyroelectric infrared probe, whether a person passes through can be judged by detecting the difference between the human body and the ambient temperature, when the difference between the human body and the ambient temperature is detected to be greater than a set value, the person passes through is judged, the first display unit 23 is used for displaying system information, and the first display unit 23, the first power supply unit 24, the first signal transmitting unit 25 and the human body detecting unit 22 are all connected with an interface of the first control unit 21 through signal connecting wires.

When the wireless doorbell system of the embodiment is used, the transmitting device 20 is installed outside a gate, the receiving device 10 is installed indoors, when a visitor arrives outside the gate, the human body detecting unit 22 detects the visitor, at this time, the transmitting device 20 sends a first signal to the receiving device 10 through the first signal transmitting unit 25, and after the receiving device 10 receives the first signal through the signal receiving unit 15, the receiving device plays a prompt tone through the power amplifying unit 16 so as to prompt that the visitor is located outdoors of the indoor user.

Embodiment II,

As shown in fig. 2, the wireless doorbell system of the present embodiment includes a receiving device 10 and two transmitting devices 20, where the receiving device 10 receives the first signals sent by the different transmitting devices 20, and the prompting tones played by the power amplifying unit 16 are different.

When the wireless doorbell system of this embodiment is used, one of the emitting devices 20 is installed at the courtyard door, and the other emitting device 20 is installed at the entrance door, so that when a visitor arrives at the courtyard door, the emitting device 20 at the courtyard door sends a signal to the receiving device 10, the receiving device 10 sends a first type of alert tone through the power amplification unit 16, then the visitor continues to walk inwards, when the visitor arrives at the entrance door, the emitting device 20 at the entrance door sends a signal to the receiving device 10, and the receiving device 10 sends a second type of alert tone through the power amplification unit 16, which are different to alert the user located indoors that the visitor arrives.

Third embodiment,

As shown in fig. 3, the wireless doorbell system of the present embodiment includes a receiving device 10, two transmitting devices 20, and a remote control device 30, where the remote control device 30 is configured to send a second signal to the receiving device 10 to adjust the volume of the power amplification unit 16 or switch the alert sound played by the power amplification unit 16.

The remote control device 30 includes a third control unit 31, a second key unit 32, a third power unit 33, and a second signal transmitting unit 34, where the second key unit 32, the third power unit 33, and the second signal transmitting unit 34 are all electrically connected to the third control unit 31, and the second key unit 32 includes a plurality of keys, which can send different instructions to the receiving device 10, such as adjusting the volume of the power amplifying unit 16 or switching the alert tone played by the power amplifying unit 16, and both the alert tones played by the power amplifying unit 16 can be switched by the remote control device 30, and the second key unit 32, the third power unit 33, and the second signal transmitting unit 34 are all connected to the interface of the third control unit 31 through signal connection lines.

The above description is only given for the preferred example of the application of the present utility model, but it is not to be construed as limiting the claims, and the structure of the present utility model can be changed in other ways, not limited to the above-described structure. In general, all changes that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims (7)

1. A wireless doorbell system, characterized by comprising a receiving device (10) and a transmitting device (20), the transmitting device (20) being in communication connection with the receiving device (10);

the receiving device (10) comprises a power amplifier unit (16);

the transmitting device (20) comprises a human body detection unit (22), the transmitting device (20) is used for transmitting a first signal to the receiving device (10) when the human body detection unit (22) detects a human body, and the receiving device (10) is used for playing an alert sound through the power amplification unit (16) when the first signal is received.

2. The cordless doorbell system according to claim 1, wherein there are at least two of said transmitting means (20), and the receiving means (10) are arranged to play different alert tones when receiving the first signals transmitted by different transmitting means (20) by the power amplifying unit (16).

3. The cordless doorbell system according to claim 1, further comprising a remote control device (30) for sending a second signal to the receiving device (10) for adjusting the volume of the power amplifying unit (16) or switching the alert tone played by the power amplifying unit (16).

4. The cordless doorbell system of claim 1, wherein the receiving means (10) further comprises a second control unit (11), a first key unit (12), a second display unit (13), a second power supply unit (14) and a signal receiving unit (15), the first key unit (12), the second display unit (13), the second power supply unit (14), the signal receiving unit (15) and the power amplifier unit (16) being electrically connected to the second control unit (11).

5. The cordless doorbell system of claim 1, wherein the transmitting means (20) further comprises a first control unit (21), a first display unit (23), a first power supply unit (24) and a first signal transmitting unit (25), the first display unit (23), the first power supply unit (24), the first signal transmitting unit (25) and the human body detecting unit (22) being electrically connected to the first control unit (21).

6. A cordless doorbell system according to claim 3, characterized in that the remote control device (30) comprises a third control unit (31), a second key unit (32), a third power supply unit (33) and a second signal transmitting unit (34), the second key unit (32), the third power supply unit (33) and the second signal transmitting unit (34) being electrically connected to the third control unit (31).

7. The cordless doorbell system according to claim 1, wherein the human body detection unit (22) is a pyroelectric infrared probe.