CN215863277U - Inductor for wireless control LED lamp - Google Patents
Inductor for wireless control LED lamp Download PDFInfo
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- CN215863277U CN215863277U CN202122108544.8U CN202122108544U CN215863277U CN 215863277 U CN215863277 U CN 215863277U CN 202122108544 U CN202122108544 U CN 202122108544U CN 215863277 U CN215863277 U CN 215863277U
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- module
- power supply
- wireless control
- switch circuit
- dimming
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
A wireless control LED lamp inductor comprises a shell and a connector rotationally connected with the shell, the inductor is connected with an LED lamp through the connector, the LED lamp is provided with an LED lighting module and a power supply module, and a low-voltage direct-current power supply module, a wireless control module and a dimming switch circuit are arranged in the shell; the low-voltage direct current power supply module is used for converting input voltage into power supply voltage of the wireless control module; the wireless control module comprises a Bluetooth module, and the Bluetooth module is used for monitoring Bluetooth broadcast messages in the induction area and outputting dimming signals to the dimming switch circuit according to the monitored broadcast messages; the dimming switch circuit is used for receiving a dimming signal from the wireless control module and controlling the lighting state of the LED lighting module according to the dimming signal; the inductor for the LED lamp can be detachably connected to the LED lamp, and the built-in induction circuit can also induce when a human body does not move, so that the LED lamp realizes that a person comes to light and the person goes out, and has a good energy-saving effect.
Description
Technical Field
The utility model relates to the technical field of LED lighting, in particular to an inductor for wirelessly controlling an LED lamp.
Background
The traditional human body induction LED lamps are generally divided into two types, one type is infrared induction, infrared rays emitted by a moving human body are detected through a pyroelectric head (PIR) arranged in the lamp, whether a person enters the range of the induction lamp or not is judged according to a detection result, the LED lamps are turned on, and the LED lamps are turned off after a fixed time (generally 3-10 minutes) after the movement of the human body is detected for the last time; the other type is radar sensing, radio waves are sent out through a microwave radar module arranged in the LED lamp, the radio waves are received by a receiving antenna of the microwave radar module after being reflected by a moving object (including a moving human body), the radar module judges whether a person enters the range of the induction lamp or not through calculating a sending signal and a receiving signal, the LED lamp is turned on, and the LED lamp is turned off after a fixed time (generally 30 seconds to 5 minutes) after the last detection that the human body moves is carried out.
Whether infrared induction or radar induction is adopted, the induction module built in the lamp detects weak signals, the amplitude is very small, and false induction is easily caused by interference of the environment and a power supply; the principle of the two methods is that the induction can be carried out only when a moving human body is detected, and the induction cannot be carried out when a fixed human body is not detected; moreover, the fixed lighting time consumes electricity and energy; in addition, in the traditional induction lamp, the inductor is fixedly connected with the LED lamp, so that the inductor is difficult to disassemble and replace; the above is a common problem of the conventional induction lamp.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an inductor for a wireless control LED lamp with a more reasonable structure aiming at the problems in the prior art.
An inductor for a wireless control LED lamp comprises a shell and a connector rotationally connected with the shell, wherein the inductor is connected with an LED lamp through the connector, and the LED lamp is provided with an LED lighting module and a power supply module; a low-voltage direct-current power supply module, a wireless control module and a dimming switch circuit are arranged in the shell;
the low-voltage direct-current power supply module is electrically connected with the power supply module through the connector, the low-voltage direct-current power supply module is connected with the wireless control module, and the low-voltage direct-current power supply module is used for converting voltage input by the power supply module into power supply voltage of the wireless control module;
the wireless control module is connected with the dimming switch circuit and comprises a Bluetooth module, the Bluetooth module is used for monitoring whether equipment sends a Bluetooth broadcast message on a Bluetooth broadcast channel in an induction area, and when the Bluetooth broadcast message is monitored and the signal intensity value of the Bluetooth broadcast message is above a threshold value, the Bluetooth module outputs a dimming signal for lighting the lamp to the dimming switch circuit and linearly converts the signal intensity value of the received Bluetooth broadcast message into the dimming signal to output the dimming signal to the dimming switch circuit; otherwise, a dimming signal for turning off the lamp is output to the dimming switch circuit;
the LED lighting device comprises a connector, an LED lighting module, a power module, a dimming switch circuit, a wireless control module and a power supply module, wherein the LED lighting module is connected with the connector, the dimming switch circuit is used for receiving a dimming signal from the wireless control module and controlling the lighting state of the LED lighting module according to the dimming signal.
Preferably, the low-voltage dc power supply module includes a linear voltage-stabilized power supply circuit and a switching power supply circuit.
Preferably, the dimming signal output by the wireless control module includes an analog voltage dimming signal and a PWM dimming signal.
Preferably, the power module is provided with an output terminal and a ground terminal, the low-voltage dc power supply module has an anode, a cathode and an output terminal, the wireless control module has an anode, a cathode and an output terminal, and the dimmer switch circuit has an anode, a cathode and an input terminal; the positive electrode of the low-voltage direct current power supply module is connected with the output end of the power supply module through the connector, the output end of the low-voltage direct current power supply module is connected with the positive electrode of the wireless control module, and the output end of the wireless control module is connected with the input end of the dimming switch circuit; the positive pole of the light-adjusting switch circuit passes through the connector is connected with the negative pole of the LED lighting module, the positive pole of the LED lighting module is connected with the output end of the power module, the negative pole of the light-adjusting switch circuit, the negative pole of the wireless control module and the negative pole of the low-voltage direct-current power supply module are connected, and the connecting ends of the negative pole of the wireless control module and the negative pole of the low-voltage direct-current power supply module are connected and pass through the connector and the grounding end of the power module.
Preferably, the dimming switch circuit comprises an operational amplifier, an MOS transistor and a current adjusting resistor, wherein the non-inverting input terminal of the operational amplifier is the input terminal of the dimming switch circuit, the output terminal of the operational amplifier is connected to the control terminal of the MOS transistor, the anode of the MOS transistor is the anode of the dimming switch circuit, the inverting input terminal of the operational amplifier is connected to the cathode of the MOS transistor, the connection terminal of the operational amplifier is connected to the anode of the current adjusting resistor, and the cathode of the current adjusting resistor is the cathode of the dimming switch circuit.
Preferably, still including locating the buckle on the connector.
Preferably, the wireless control device further comprises a spherical induction head arranged on the shell, and the wireless control module is arranged in the spherical induction head.
Compared with the prior art, the utility model has the beneficial effects that: compared with the traditional inductor, the inductor for the wireless control LED lamp can be detachably arranged on the LED lamp through the arrangement of the connector, so that the installation is convenient; the built-in LED lamp induction circuit of inductor can also respond to when human body is unmovable through monitoring that bluetooth broadcast message signal response has nobody to be close to the inductor through built-in bluetooth module, can realize that the people comes the lamp and lights, and the people goes the lamp and goes out, can also adjust LED lamp cluster luminance according to the bluetooth signal intensity that detects, and is energy-conserving effectual.
Drawings
Fig. 1 is a perspective view of an inductor for wirelessly controlling an LED lamp according to the present invention.
Fig. 2 is a schematic circuit diagram of an embodiment 1 of the inductor for wirelessly controlling an LED lamp according to the present invention.
Fig. 3 is a schematic circuit diagram of an embodiment 2 of the sensor for wirelessly controlling an LED lamp according to the present invention.
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
Example 1
As shown in fig. 1 to 3, an inductor for a wireless control LED lamp includes a housing 8 and a connector 7 rotatably connected to the housing 8, wherein a buckle is disposed on the connector 7; the housing 8 has a degree of freedom of rotation back and forth relative to the connecting head 7; the inductor is connected with the LED lamp through a connector 7, an interface matched with the connector 7 is arranged on a shell of the LED lamp, and the connector 7 is fixedly connected with the interface through a buckle; the LED lamp is provided with an LED lighting module 5 and a power supply module 4; a low-voltage direct-current power supply module 1, a wireless control module 2 and a dimming switch circuit 3 are arranged in the shell 8; the shell 8 is provided with a spherical induction head 6, and the wireless control module 2 is arranged in the spherical induction head 6;
the power module 4 is provided with an output end and a grounding end, the low-voltage direct current power supply module 1 is provided with a positive electrode, a negative electrode and an output end, the wireless control module 2 is provided with a positive electrode, a negative electrode and an output end, and the dimming switch circuit 3 is provided with a positive electrode, a negative electrode and an input end; the positive electrode of the low-voltage direct current power supply module 1 is connected with the output end of the power supply module 4 through the connector 7, the output end of the low-voltage direct current power supply module 1 is connected with the positive electrode of the wireless control module 2, and the output end of the wireless control module 2 is connected with the input end of the dimming switch circuit 3; the anode of the dimming switch circuit 3 is connected with the cathode of the LED lighting module 5 through the connector 7, and the anode of the LED lighting module 5 is connected with the output end of the power module 4; the negative pole of the dimming switch circuit 3 is connected with the negative pole of the wireless control module 2 and the negative pole of the low-voltage direct-current power supply module 1, and the connecting end of the dimming switch circuit is connected with the grounding end of the power module 4 through the connector 7.
The low-voltage direct current power supply module 1 is used for converting the high-voltage direct current voltage output by the power supply module 4 into the power supply voltage of the wireless control module 2; the low-voltage direct-current power supply module 1 is a linear voltage-stabilized power supply circuit and comprises a resistor R1, a voltage-stabilized diode ZD1, a first filter capacitor C1, a low dropout linear regulator LDO and a second filter capacitor C2, wherein the input end of the resistor R1 is the anode of the low-voltage direct-current power supply module 2, and the input end of the resistor R1 is connected with the output end of the power supply module 4 through the connector 7; resistance R1's output respectively with zener diode ZD 1's negative pole, first filter capacitor C1's positive pole, low-dropout linear regulator LDO's anodal being connected, low-dropout linear regulator LDO's output with second filter capacitor C2's positive pole is connected and its link does low pressure DC power supply module 1's output, zener diode ZD 1's positive pole, first filter capacitor C1's negative pole, low-dropout linear regulator LDO's negative pole, second filter capacitor C2's negative pole are connected and its link passes through connector 7 with power module 4's negative pole is connected.
The wireless control module 2 is a BT3L bluetooth module, an input terminal of the BT3L bluetooth module is connected to an output terminal of the low voltage dc power supply module 1, an output terminal of the BT3L bluetooth module is connected to an input terminal of the dimming switch circuit 3, and a negative electrode of the BT3L bluetooth module is a negative electrode of the wireless control module 2;
the BT3L bluetooth module periodically monitors broadcast messages in a broadcast channel (37, 38, 39), and when a bluetooth broadcast message is monitored and the signal intensity value of the monitored bluetooth broadcast message is above a threshold value, outputs a high-level dimming signal to the dimming switch circuit 3 to turn on the LED lighting module 5, and linearly converts the signal intensity value of the received bluetooth broadcast message into a dimming signal to output to the dimming switch circuit 3, so as to control the brightness of the LED lighting module 5; otherwise, a low-level dimming signal is output to the dimming switch circuit 3 to turn off the LED lighting module 5.
The dimming switch circuit 3 is used for receiving a dimming signal from the wireless control module 2 and controlling the lighting state of the LED lighting module 5 according to the dimming signal; the dimming switch circuit comprises an operational amplifier OP1, an MOS tube Q1 and a current regulation resistor RCS, wherein the non-inverting input end of the operational amplifier OP1 is the input end of the dimming switch circuit 3, the non-inverting input end of the operational amplifier OP1 is connected with the output end of the BT3L Bluetooth module, the output end of the operational amplifier OP1 is connected with the control end of the MOS tube Q1, the positive electrode of the MOS tube Q1 is connected with the negative electrode of the LED lighting module 5 through the connecting head, and the positive electrode of the LED lighting module 5 is connected with the output end of the power module 4; the inverting input end of the operational amplifier is connected with the cathode of the MOS tube, the connecting end of the operational amplifier is connected with the anode of the current adjusting resistor, and the cathode of the current adjusting resistor is the cathode of the dimming switch circuit 3.
The dimming signal output by the wireless control module 2 is an analog voltage dimming signal, when the LED lighting module 5 lights, the current flowing through the LED lighting module 5 changes with the amplitude of the analog voltage dimming signal, and when the amplitude of the dimming signal becomes larger, the current of the LED lighting module 5 becomes larger, and the corresponding brightness becomes higher; when the amplitude of the dimming signal becomes smaller, the current of the LED lighting module 5 becomes smaller, and the corresponding brightness becomes lower.
When a person approaches the sensor, the mobile phone or the wireless intelligent device carried with the person can periodically send broadcast messages on the broadcast channels (37, 38 and 39) under the condition that the Bluetooth is turned on; the BT3L Bluetooth module monitors broadcast messages in a broadcast channel periodically, and when the Bluetooth broadcast messages are monitored and the signal intensity value of the Bluetooth broadcast messages is above a threshold value, the BT3L Bluetooth module sends a high-level dimming signal to the dimming switch circuit 3 to turn on the LED lighting module 5, otherwise, the BT3L Bluetooth module sends a low-level dimming signal to turn off the LED lighting module 5; in this embodiment, the threshold is-60 dbm; when the LED lighting module 5 is turned on, the wireless control module 2 periodically determines the signal intensity value of the received broadcast message, and when the signal intensity value becomes large, the amplitude of the dimming signal output by the BT3L bluetooth module becomes large, the current flowing through the LED lighting module 5 becomes large, the brightness of the LED lighting module 5 becomes large, and otherwise, the brightness becomes small.
The LED lamp can be detachably arranged on the LED lamp through the arrangement of the connector, so that the LED lamp is convenient to install; the built-in LED lamp induction circuit of inductor can also respond to when human body is unmovable through monitoring that bluetooth broadcast message signal response has nobody to be close to the inductor through built-in bluetooth module, can realize that the people comes the lamp and lights, and the people goes the lamp and goes out, can also adjust LED lamp cluster luminance according to the bluetooth signal intensity that detects, and is energy-conserving effectual.
Example 2
As shown in fig. 3, this embodiment is substantially the same as embodiment 1, except that the low-voltage dc power supply module 11 is a switching power supply circuit;
the switching power supply circuit comprises a third filter capacitor C21, a fourth filter capacitor C22, a fifth filter capacitor C23, a switching regulator power supply chip U1, a second resistor R21, a third resistor R22, a first diode D2, a second diode D3 and an inductor L, wherein the model of the switching regulator power supply chip U1 is BP 2525D; the anode of the third filter capacitor C21 is connected with the P4 pin of the switching regulator power chip U1, and the connection end thereof is the anode of the low-voltage dc power supply module 11; a pin P2 of the switching voltage-stabilized power supply chip U1 is connected with a pin P3, the anode of a fourth filter capacitor C22 and the cathode of a second diode D3, and the anode of the second diode D3 is connected with one end of a third resistor R22; a P5 pin of the switching voltage-stabilized power supply chip U1 is connected with one end of a second resistor R21; a pin P1 of the switching regulator power supply chip U1 is connected with the negative electrode of the fourth filter capacitor C22, and the connection end of the pin P1 is connected with the other end of the second resistor R21, one end of the inductor L and the negative electrode of the first diode D2; the other end of the inductor L is connected with the anode of the second diode D3, one end of the third resistor R22 and the anode of the fifth filter capacitor C23, and the connection end of the inductor L is the output end of the switching power supply circuit; the negative electrode of the third filter capacitor C21, the positive electrode of the first diode D2, the other end of the third resistor R22, the negative electrode of the fifth filter capacitor C23 and the connection end of the fifth filter capacitor C23 are connected with the ground terminal of the power module 4 through the connector.
The dimming signal output by the wireless control module 2 is a PWM dimming signal, and the on-time and the off-time of the LED lighting module 5 in the dimming switch circuit 3 are changed along with the PWM duty ratio.
When a person approaches the LED lamp sensor, the mobile phone or the wireless intelligent device carried with the person can periodically send broadcast messages on the broadcast channels (37, 38 and 39) under the condition that the Bluetooth is turned on; the BT3L Bluetooth module monitors broadcast messages in a broadcast channel periodically, and when the Bluetooth broadcast messages are monitored and the signal intensity value of the Bluetooth broadcast messages is above a threshold value, the BT3L Bluetooth module sends a high-level dimming signal to the dimming switch circuit 3 to turn on the LED lighting module 5, otherwise, the BT3L Bluetooth module sends a low-level dimming signal to turn off the LED lighting module 5; in this embodiment, the threshold is-60 dbm; when the LED lighting module 5 is turned on, the wireless control module 2 periodically determines the signal intensity value of the received broadcast message, and when the signal intensity value becomes large, the amplitude of the dimming signal output by the BT3L bluetooth module becomes large, the current flowing through the LED lighting module 5 becomes large, the brightness of the LED lighting module 5 becomes large, and otherwise, the brightness becomes small.
The LED lamp can be detachably arranged on the LED lamp through the arrangement of the connector, so that the LED lamp is convenient to install; the built-in LED lamp induction circuit of inductor can also respond to when human body is unmovable through monitoring that bluetooth broadcast message signal response has nobody to be close to the inductor through built-in bluetooth module, can realize that the people comes the lamp and lights, and the people goes the lamp and goes out, can also adjust LED lamp cluster luminance according to the bluetooth signal intensity that detects, and is energy-conserving effectual.
Claims (7)
1. The inductor for the wireless control LED lamp is characterized by comprising a shell and a connector rotationally connected with the shell, wherein the inductor is connected with an LED lamp through the connector, and the LED lamp is provided with an LED lighting module and a power supply module; a low-voltage direct-current power supply module, a wireless control module and a dimming switch circuit are arranged in the shell;
the low-voltage direct-current power supply module is electrically connected with the power supply module through the connector, the low-voltage direct-current power supply module is connected with the wireless control module, and the low-voltage direct-current power supply module is used for converting voltage input by the power supply module into power supply voltage of the wireless control module;
the wireless control module is connected with the dimming switch circuit and comprises a Bluetooth module, the Bluetooth module is used for monitoring whether equipment sends a Bluetooth broadcast message on a Bluetooth broadcast channel in an induction area, and when the Bluetooth broadcast message is monitored and the signal intensity value of the Bluetooth broadcast message is above a threshold value, the Bluetooth module outputs a dimming signal for lighting the lamp to the dimming switch circuit and linearly converts the signal intensity value of the received Bluetooth broadcast message into the dimming signal to output the dimming signal to the dimming switch circuit; otherwise, a dimming signal for turning off the lamp is output to the dimming switch circuit;
the LED lighting device comprises a connector, an LED lighting module, a power module, a dimming switch circuit, a wireless control module and a power supply module, wherein the LED lighting module is connected with the connector, the dimming switch circuit is used for receiving a dimming signal from the wireless control module and controlling the lighting state of the LED lighting module according to the dimming signal.
2. The inductor as claimed in claim 1, wherein the low voltage dc power supply module comprises a linear voltage-stabilized power supply circuit and a switching power supply circuit.
3. The inductor as claimed in claim 1, wherein the dimming signal outputted from the wireless control module comprises an analog voltage dimming signal and a PWM dimming signal.
4. The inductor as claimed in claim 1, wherein the power module has an output terminal and a ground terminal, the low voltage dc power module has an anode, a cathode and an output terminal, the wireless control module has an anode, a cathode and an output terminal, the dimmer switch circuit has an anode, a cathode and an input terminal; the positive electrode of the low-voltage direct current power supply module is connected with the output end of the power supply module through the connector, the output end of the low-voltage direct current power supply module is connected with the positive electrode of the wireless control module, and the output end of the wireless control module is connected with the input end of the dimming switch circuit; the positive pole of the light-adjusting switch circuit passes through the connector is connected with the negative pole of the LED lighting module, the positive pole of the LED lighting module is connected with the output end of the power module, the negative pole of the light-adjusting switch circuit, the negative pole of the wireless control module and the negative pole of the low-voltage direct-current power supply module are connected, and the connecting ends of the negative pole of the wireless control module and the negative pole of the low-voltage direct-current power supply module are connected and pass through the connector and the grounding end of the power module.
5. The inductor as claimed in claim 4, wherein the light-adjusting switch circuit comprises an operational amplifier, a MOS transistor, and a current-adjusting resistor, the non-inverting input terminal of the operational amplifier is the input terminal of the light-adjusting switch circuit, the output terminal of the operational amplifier is connected to the control terminal of the MOS transistor, the positive terminal of the MOS transistor is the positive terminal of the light-adjusting switch circuit, the inverting input terminal of the operational amplifier is connected to the negative terminal of the MOS transistor, the connection terminal of the operational amplifier is connected to the positive terminal of the current-adjusting resistor, and the negative terminal of the current-adjusting resistor is the negative terminal of the light-adjusting switch circuit.
6. The sensor as claimed in claim 1, further comprising a latch on the connector.
7. The sensor as claimed in claim 1, further comprising a ball-shaped sensor head disposed on the housing, wherein the wireless control module is disposed in the ball-shaped sensor head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122108544.8U CN215863277U (en) | 2021-09-02 | 2021-09-02 | Inductor for wireless control LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122108544.8U CN215863277U (en) | 2021-09-02 | 2021-09-02 | Inductor for wireless control LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215863277U true CN215863277U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122108544.8U Active CN215863277U (en) | 2021-09-02 | 2021-09-02 | Inductor for wireless control LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215863277U (en) |
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2021
- 2021-09-02 CN CN202122108544.8U patent/CN215863277U/en active Active
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