Multifunctional microwave inductor

Abstract

The utility model discloses a multifunctional microwave inductor, which comprises a power supply module, a main control module, a microwave sensor module, a Bluetooth module, a DAL I module, a 0-10V module and a driving module, the microwave sensor module is respectively connected with the power supply module and the main control module; the Bluetooth module is respectively connected with the power supply module and the main control module and is used for communicating with a mobile terminal; the DAL I module is respectively connected with the power supply module and the main control module and is used for receiving a DAL I dimming signal; the 0-10V module is respectively connected with the power supply module and the main control module and is used for receiving a 0-10V dimming signal; the driving module is respectively connected with the power supply module and the main control module and is used for being connected with an LED lamp; through the circuit, the function that the lamp is turned on when people come and turned off when people leave can be achieved, control signal sources of the microwave inductor can be enriched, and the use requirement is met.

Description

Technical Field

[0001] This utility model relates to the field of smart homes, and in particular to a multifunctional microwave sensor. Background Technology

[0002] As a key component of the Internet of Things (IoT) and intelligent systems, microwave sensors have demonstrated unique value in multiple fields, with a wide range of applications including but not limited to industrial monitoring, environmental control, intelligent transportation, healthcare, and smart homes. Technological development needs analysis indicates that with the popularization of IoT and 5G communication technologies, the demand for microwave sensors with high precision, low power consumption, and broader application scenarios is increasing. However, existing microwave sensors not only have relatively simple control signal sources but also limited functional types, failing to meet the increasingly diverse usage needs. Therefore, a multifunctional microwave sensor is urgently needed to solve these problems. Utility Model Content

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes a multifunctional microwave sensor.

[0004] The technical solution adopted by one embodiment of this utility model to solve its technical problem is: a multifunctional microwave sensor, including a power module, a main control module, a microwave sensor module, a Bluetooth module, a DAL I module, a 0-10V module, and a drive module.

[0005] The power module is connected to an external power source;

[0006] The main control module is connected to the power supply module;

[0007] The microwave sensor module is connected to the power module and the main control module respectively, and is used to detect human motion status.

[0008] The Bluetooth module is connected to both the power module and the main control module for communication with the mobile terminal.

[0009] The DAL I module is connected to the power module and the main control module respectively, and is used to receive DAL I dimming signals.

[0010] The 0-10V module is connected to the power module and the main control module respectively, and is used to receive 0-10V dimming signals;

[0011] The driver module is connected to both the power supply module and the main control module, and is used to connect to LED lights.

[0012] In one of the preferred embodiments of this utility model, the driving module is configured as a relay module.

[0013] As one of the preferred embodiments of this utility model, the relay module includes a relay K1, a MOSFET Q1, a diode D8, a resistor RA1, and a resistor RC1. One end of the resistor RA1 is connected to the main control module, and the other end of the resistor RA1 is connected to one end of the resistor RC1 and the gate of the MOSFET Q1. The source of the MOSFET Q1 and the other end of the resistor RC1 are connected to the GND terminal. The drain of the MOSFET Q1 is connected to one end of the coil of the relay K1 and the anode of the diode D8. The cathode of the diode D8 is connected to the other end of the coil of the relay K1 and the power supply module. The LED lamp is connected to both ends of the contacts of the relay K1.

[0014] In one of the preferred embodiments of this utility model, the driving module is configured as an RS485 module.

[0015] As one of the preferred embodiments of this utility model, a multifunctional microwave sensor also includes an NFC module connected to the power module and the main control module respectively, for receiving NFC dimming signals.

[0016] As one of the preferred embodiments of this utility model, a multifunctional microwave sensor also includes a buzzer module connected to the power supply module and the main control module respectively.

[0017] As one of the preferred embodiments of this utility model, the buzzer module includes a buzzer BUZ1, a transistor Q1, a resistor RB2, a resistor RA5, and a capacitor E2. One end of the buzzer BUZ1 is connected to one end of the capacitor E2 and one end of the resistor RB2, respectively. The other end of the resistor RB2 is connected to the power supply module. The other end of the buzzer BUZ1 is connected to the collector of the transistor Q1. The base of the buzzer BUZ1 is connected to the main control module via the resistor RA5. The emitter of the transistor Q1 and the other end of the capacitor E2 are connected to the GND terminal.

[0018] As one of the preferred embodiments of this utility model, a multifunctional microwave sensor also includes an RTC module that is connected to the power supply module, the main control module and the battery BAT1 respectively.

[0019] In one preferred embodiment of this utility model, the RTC module includes a charging chip U6, a crystal oscillator X2, a transistor Q3, resistors R3, R5-R6, resistor RA12, capacitor CA9, capacitor CA12, diode D1, and diodes D3-D4. One end of resistor R6 is connected to the battery BAT. The positive terminal of 1 is connected, and the other end of resistor R1 is connected to the emitter of transistor Q3 and the anode of diode D3 respectively. The base of transistor Q3 is connected to one end of resistor R5 and one end of resistor R3 respectively. The collector of transistor Q3 is connected to the power module and the other end of resistor R3 respectively. The cathode of diode D3 is connected to the cathode of diode D1, one end of capacitor CA12 and VCC1 pin of charging chip U6 via diode D4 respectively. The SCLK pin, I / O pin and RST pin of charging chip U6 are connected to the main control module. The I / O pin of charging chip U6 is connected to the power module via resistor RA12. The VCC2 pin of charging chip U6 is connected to the power module and one end of capacitor CA9 respectively. One end of crystal oscillator X2 is connected to X1 pin of charging chip U6 and the other end is connected to X2 pin of charging chip U6. The GND pin of charging chip U6, the other end of capacitor CA9, the other end of resistor R5, the negative terminal of battery BAT1 and GND terminal are connected.

[0020] As one of the preferred embodiments of this utility model, a multifunctional microwave sensor also includes a FLASH module that is connected to the power supply module and the main control module respectively.

[0021] The beneficial effects of this utility model are as follows: A multifunctional microwave sensor includes a power supply module, a main control module, a microwave sensor module, a Bluetooth module, a DALI module, a 0-10V module, and a driver module; the power supply module is connected to an external power source; the main control module is connected to the power supply module; the microwave sensor module is connected to both the power supply module and the main control module for detecting human movement; the Bluetooth module is connected to both the power supply module and the main control module for communicating with a mobile terminal; the DALI module is connected to both the power supply module and the main control module for receiving DALI dimming signals; the 0-10V module is connected to both the power supply module and the main control module for receiving 0-10V dimming signals; and the driver module is connected to both the power supply module and the main control module for connecting LED lights. This circuit not only enables the lights to turn on when someone is present and turn off when someone leaves, but also enriches the control signal sources for the microwave sensor, meeting various usage requirements. Attached Figure Description

[0022] The above and / or additional aspects and advantages of this utility model will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which:

[0023] Figure 1 This is a block diagram illustrating the principle of a multifunctional microwave sensor.

[0024] Figure 2 This is the circuit schematic of the power module;

[0025] Figure 3 The circuit schematic of the main control module;

[0026] Figure 4 This is the circuit schematic of a microwave sensor module;

[0027] Figure 5 This is the circuit schematic of the Bluetooth module;

[0028] Figure 6 This is the schematic diagram of the first part of the DAL I module;

[0029] Figure 7 This is the schematic diagram of the second part of the DAL I module;

[0030] Figure 8 The circuit schematic for the 0-10V module;

[0031] Figure 9 This is the circuit schematic of the RS485 module;

[0032] Figure 10 This is the circuit schematic of the NFC module;

[0033] Figure 11 This is the circuit schematic of the zero-crossing detection module;

[0034] Figure 12 This is the circuit schematic of the relay module;

[0035] Figure 13 This is the circuit schematic of the RTC module;

[0036] Figure 14 This is the circuit schematic of the buzzer module;

[0037] Figure 15 This is the circuit schematic of the FLASH module. Detailed Implementation

[0038] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0039] In the description of this utility model, "multiple" means two or more; "greater than," "less than," and "exceeding" are understood to exclude the stated number; "above," "below," and "within" are understood to include the stated number. The use of "first" and "second" in the description is merely for distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly specifying the number of indicated technical features or their sequential relationship.

[0040] In the description of this utility model, it should be understood that the directional descriptions, such as up, down, front, back, left, right, etc., indicate the directional or positional relationship based on the directional or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0041] In this utility model, unless otherwise explicitly defined, the terms "setting," "installing," and "connecting" should be interpreted broadly. For example, they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to a fixed connection, a detachable connection, or an integral molding; they can refer to a mechanical connection; they can refer to the internal connection of two components or the interaction between two components. Those skilled in the art can reasonably determine the specific meaning of the above terms in this utility model in conjunction with the specific content of the technical solution.

[0042] Reference Figures 1 to 15 A multifunctional microwave sensor includes a power supply module 10, a main control module 20, a microwave sensor module 30, a Bluetooth module 40, a DAL I module 50, a 0-10V module 60, and a drive module 70.

[0043] Power module 10 is connected to an external power source;

[0044] The main control module 20 is connected to the power supply module 10;

[0045] The microwave sensor module 30 is connected to the power module 10 and the main control module 20 respectively, and is used to detect human motion state;

[0046] Bluetooth module 40 is connected to power module 10 and main control module 20 respectively, and is used to communicate with mobile terminal;

[0047] DAL I module 50 is connected to power module 10 and main control module 20 respectively, and is used to receive DAL I dimming signal;

[0048] The 0-10V module 60 is connected to the power module 10 and the main control module 20 respectively, and is used to receive 0-10V dimming signals;

[0049] The driver module 70 is connected to the power supply module 10 and the main control module 20 respectively, and is used to connect the LED lamps.

[0050] In this invention, the dimming signal can be sent from the mobile terminal to the main control module 20 via Bluetooth module 40, or it can be received by DALI module 50 or 0-10V module 60 and then sent to the main control module 20. Alternatively, it can be sent by microwave sensor module 30 after detecting human movement. For example, the lighting system has multiple preset scenes, each containing multiple lamps. When microwave sensor module 30 detects a user entering, it will activate the "Home" scene; when microwave sensor module 30 detects a user moving from indoors to outdoors and no one is moving inside, it will activate the "Away" scene, etc. Each dimming signal can individually control the lighting state of a specific lamp to meet the usage requirements of a specific scene.

[0051] Reference Figure 1 and Figure 12 In some embodiments, the driving module 70 is configured as a relay module. As a preferred embodiment of the relay module, the relay module includes a relay K1, a MOSFET Q1, a diode D8, a resistor RA1, and a resistor RC1. One end of the resistor RA1 is connected to the main control module 20, and the other end of the resistor RA1 is connected to one end of the resistor RC1 and the gate of the MOSFET Q1. The source of the MOSFET Q1 and the other end of the resistor RC1 are connected to the GND terminal. The drain of the MOSFET Q1 is connected to one end of the coil of the relay K1 and the anode of the diode D8. The cathode of the diode D8 is connected to the other end of the coil of the relay K1 and the power supply module 10. The LED lamp is connected to both ends of the contacts of the relay K1. Specifically, the main control module 20 controls the conduction and cutoff of the MOSFET Q1 by sending high and low levels to the gate of the MOSFET Q1, thereby energizing and de-energizing the coil of the relay K1, causing the contacts of the relay K1 to close or open, thus realizing the control of the lamp.

[0052] Reference Figure 1 and Figure 9 In some embodiments, the driver module 70 is configured as an RS485 module, which controls the lighting fixtures in the entire scene by deploying an RS485 bus in the application scenario. The control commands of the main control module 20 are sent to the RS485 bus via the 485 chip U7, and then the lighting fixtures are controlled by address encoding.

[0053] Reference Figure 1 and Figure 10In some embodiments, a multifunctional microwave sensor also includes an NFC module 80 connected to the power module 10 and the main control module 20 respectively, for receiving NFC dimming signals; the user can use a mobile terminal (with NFC function) to perform near-field communication with the NFC module 80, and then send the dimming signal to the main control module 20 through the NFC module 80, and then the main control module 20 controls the LED lamp through the driver module 70.

[0054] Reference Figure 1 and Figure 14 In some embodiments, a multifunctional microwave sensor further includes a buzzer module 91 connected to the power supply module 10 and the main control module 20 respectively. As a preferred embodiment of the buzzer module 91, the buzzer module 91 includes a buzzer BUZ1, a transistor Q1, a resistor RB2, a resistor RA5, and a capacitor E2. One end of the buzzer BUZ1 is connected to one end of the capacitor E2 and one end of the resistor RB2. The other end of the resistor RB2 is connected to the power supply module 10. The other end of the buzzer BUZ1 is connected to the collector of the transistor Q1. The base of the buzzer BUZ1 is connected to the main control module 20 via the resistor RA5. The emitter of the transistor Q1 and the other end of the capacitor E2 are connected to the GND terminal. Specifically, the main control module 20 controls the conduction and cutoff of the transistor Q1 by sending high and low levels to the base of the transistor Q1, thereby energizing and de-energizing the buzzer BUZ1. When energized, the buzzer BUZ1 emits a "bi" sound, with different combinations of sounds representing different states.

[0055] Reference Figure 1 and Figure 13In some embodiments, a multifunctional microwave sensor further includes an RTC module 92 connected to the power module 10, the main control module 20, and the battery BAT1. As a preferred embodiment of the RTC module 92, the RTC module 92 includes a charging chip U6, a crystal oscillator X2, a transistor Q3, resistors R3, R5-R6, RA12, capacitors CA9 and CA12, diodes D1 and D3-D4. One end of resistor R6 is connected to the positive terminal of the battery BAT1, and the other end of resistor R1 is connected to the emitter of transistor Q3 and the anode of diode D3. The base of transistor Q3 is connected to one end of resistor R5 and one end of resistor R3. The collector of transistor Q3 is... The cathode of diode D3 is connected to the cathode of diode D1, one end of capacitor CA12, and VCC1 pin of charging chip U6 via diode D4. The SCLK, I / O, and RST pins of charging chip U6 are connected to main control module 20. The I / O pin of charging chip U6 is connected to power module 10 via resistor RA12. The VCC2 pin of charging chip U6 is connected to power module 10 and one end of capacitor CA9. One end of crystal oscillator X2 is connected to X1 pin of charging chip U6, and the other end is connected to X2 pin of charging chip U6. The GND pin of charging chip U6, the other end of capacitor CA9, the other end of resistor R5, the negative terminal of battery BAT1, and the GND terminal are connected. Specifically, the microwave sensor has a built-in rechargeable battery BAT1, which, together with the charging interface and RTC module 92, manages the charging and discharging of battery BAT1 to provide a stable operating voltage for each circuit module.

[0056] Reference Figure 1 and Figure 15 In some embodiments, a multifunctional microwave sensor further includes a FLASH module 93 connected to the power module 10 and the main control module 20 respectively.

[0057] The advantages of this invention are that the circuit described above not only enables the lights to turn on when someone is present and turn off when someone leaves, but also enriches the control signal sources for the microwave sensor, thus meeting usage requirements.

[0058] Of course, this utility model is not limited to the above-described embodiments. Those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of this utility model. All such equivalent modifications and substitutions are included within the scope defined by the claims of this application.

Claims

1. A multi-functional microwave inductor, characterized by: It includes a power module (10), a main control module (20), a microwave sensor module (30), a Bluetooth module (40), a DAL I module (50), a 0-10V module (60), and a drive module (70); The power module (10) is connected to an external power source; The main control module (20) is connected to the power supply module (10); The microwave sensor module (30) is connected to the power supply module (10) and the main control module (20) respectively, and is used to detect the human body's motion state; The Bluetooth module (40) is connected to the power module (10) and the main control module (20) respectively, and is used to communicate with the mobile terminal; The DAL I module (50) is connected to the power module (10) and the main control module (20) respectively, and is used to receive DAL I dimming signals; The 0-10V module (60) is connected to the power module (10) and the main control module (20) respectively, and is used to receive 0-10V dimming signals; The drive module (70) is connected to the power module (10) and the main control module (20) respectively, and is used to connect LED lamps.

2. The multi-functional microwave inductor according to claim 1, characterized in that: The drive module (70) is configured as a relay module.

3. The multi-functional microwave inductor according to claim 2, wherein: The relay module includes a relay K1, a MOSFET Q1, a diode D8, a resistor RA1, and a resistor RC1. One end of the resistor RA1 is connected to the main control module (20), and the other end of the resistor RA1 is connected to one end of the resistor RC1 and the gate of the MOSFET Q1. The source of the MOSFET Q1 and the other end of the resistor RC1 are connected to the GND terminal. The drain of the MOSFET Q1 is connected to one end of the coil of the relay K1 and the anode of the diode D8. The cathode of the diode D8 is connected to the other end of the coil of the relay K1 and the power supply module (10). The LED lamp is connected to both ends of the relay K1 contact.

4. The multi-functional microwave inductor of claim 1, wherein: The drive module (70) is configured as an RS485 module.

5. The multi-functional microwave inductor of claim 1, wherein: It also includes an NFC module (80) connected to the power module (10) and the main control module (20) respectively, for receiving NFC dimming signals.

6. The multi-functional microwave inductor of claim 1, wherein: It also includes a buzzer module (91) that is connected to the power module (10) and the main control module (20) respectively.

7. The multi-functional microwave inductor according to claim 6, wherein: The buzzer module (91) includes a buzzer BUZ1, a transistor Q1, a resistor RB2, a resistor RA5, and a capacitor E2. One end of the buzzer BUZ1 is connected to one end of the capacitor E2 and one end of the resistor RB2. The other end of the resistor RB2 is connected to the power supply module (10). The other end of the buzzer BUZ1 is connected to the collector of the transistor Q1. The base of the buzzer BUZ1 is connected to the main control module (20) via the resistor RA5. The emitter of the transistor Q1 and the other end of the capacitor E2 are connected to the GND terminal.

8. The multi-functional microwave inductor of claim 1, wherein: It also includes an RTC module (92) that is connected to the power module (10), the main control module (20), and the battery BAT 1 respectively.

9. The multi-functional microwave inductor according to claim 8, wherein: The RTC module (92) includes a charging chip U6, a crystal oscillator X2, a transistor Q3, a resistor R3, resistors R5-R6, a resistor RA12, a capacitor CA9, a capacitor CA12, a diode D1, and diodes D3-D4. One end of the resistor R6 is connected to the battery BAT. The positive terminal of 1 is connected, and the other end of resistor R1 is connected to the emitter of transistor Q3 and the anode of diode D3 respectively. The base of transistor Q3 is connected to one end of resistor R5 and one end of resistor R3 respectively. The collector of transistor Q3 is connected to the power module (10) and the other end of resistor R3 respectively. The cathode of diode D3 is connected to the cathode of diode D1, one end of capacitor CA12 and VCC1 pin of charging chip U6 respectively via diode D4. The SCLK pin, I / O pin and RST pin of charging chip U6 are connected to the main control module (20). The I / O pin of charging chip U6 is connected to the power module (10) via resistor RA12. The VCC2 pin of charging chip U6 is connected to the power module (10) and one end of capacitor CA9 respectively. One end of crystal oscillator X2 is connected to X1 pin of charging chip U6 and the other end is connected to X2 pin of charging chip U6. The GND pin of charging chip U6, the other end of capacitor CA9, the other end of resistor R5, and battery BAT are connected to the main control module (20). The negative terminal of 1 is connected to the GND terminal.

10. The multi-functional microwave inductor of claim 1, wherein: It also includes a FLASH module (93) that is connected to the power module (10) and the main control module (20) respectively.

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