CN203162768U - LED Human Body Pyroelectric Infrared Induction Downlight - Google Patents

Abstract

The utility model discloses a human pyroelectric infrared induction down lamp of LED, its simple structure, energy-efficient, response sensitivity height, ability automatic control. The utility model discloses include the down lamp radiator, down lamp radiator inner chamber bottom is equipped with LED light source module, is equipped with the installation section of thick bamboo in the down lamp radiator middle chamber, and installation section of thick bamboo inner chamber is equipped with the circuit connecting plate, and the circuit connecting plate is equipped with the circuit board, is equipped with pyroelectric infrared inductor on the circuit board, and the pyroelectric infrared inductor outside is equipped with induction lens, and the inductor installation centre bore of installation section of thick bamboo is connected to induction lens bottom. The utility model discloses wide application in places such as market, hotel illumination, office lighting, house illumination, show room illumination can detect the removal that gets into the interior people of effective induction zone effectively.

Description

LED Human Body Pyroelectric Infrared Induction Downlight

technical field

The utility model belongs to the technical field of LED light sources, and in particular relates to an LED human body pyroelectric infrared induction downlight. A pyroelectric infrared sensor module is installed at the center of the LED downlight heat sink, and the downlight is automatically controlled by human body thermal radiation infrared rays to turn on and off . the

Background technique

Existing LED downlights consist of a radiator shell, a diffuser cover, a reflector cup, an LED light source module, a drive circuit, terminal blocks, and the like. The utility model patented LED human body pyroelectric infrared induction downlight includes a radiator shell, a pyroelectric infrared sensor, a photoelectric resistor, a diffusion cover, a reflector cup, an LED light source module, a driving circuit, and a terminal block. This kind of LED human body pyroelectric infrared induction downlight has the following advantages: it uses human body heat radiation infrared as the control source, automatically controls the downlight on and off, avoids cumbersome manual operations, and is easier to use than traditional LED downlights. It has the characteristics of high efficiency and energy saving, high sensitivity, fast response, long life, and 360° sensing angle. the

LED human body pyroelectric infrared sensor downlight adopts active infrared technology, built-in human body pyroelectric infrared sensor module, light effect sensor module, delay switch module. Integrated encoding and decoding mode for transmission, decoding and receiving, and control output, using industrial-grade chips, with large load capacity and strong anti-interference ability. the

Utility model content

The purpose of the utility model is to provide an LED downlight with simple structure, high efficiency and energy saving, high induction sensitivity and intelligent automatic control switch for the technical problems existing in the LED downlight. the

In order to achieve the above object, the utility model adopts the following scheme:

An LED human body pyroelectric infrared induction downlight includes a downlight heat sink, an LED light source module is provided at the bottom of the heat sink body cavity of the down light, an LED drive power supply is provided at the rear end of the heat sink body of the down light, and an inner cavity of the heat sink body of the down light is provided. There is an installation tube inside, one end of the installation tube is connected to the middle of the heat sink of the downlight, the other end of the installation tube is provided with a sensor installation center hole, the inner cavity of the installation tube is provided with a circuit connection plate, and the LED drive power supply is equipped with a sensor docking 2P plug. The line connection board is electrically connected to the sensor docking 2P plug through the sensor connecting wire, and the end of the line connection board far away from the sensor docking 2P plug is provided with a circuit board, and the circuit board is provided with a pyroelectric infrared sensor, a pyroelectric infrared sensor An induction lens is arranged on the outside, and the bottom end of the induction lens is connected to the sensor installation center hole of the installation cylinder.

In some of these embodiments, the heat sink of the downlight is shaped like a bowl, the heat sink of the downlight is made of aluminum metal, the back of the heat sink of the downlight is provided with a plurality of spaced cooling wings, and the back of the heat sink of the downlight is provided with Install the spring clasp. the

In some of the embodiments, the internal cavity of the heat sink of the downlight is provided with a mirror reflective cup, the bottom of the mirror reflective cup is provided with an LED light source module, the bottom of the mirror reflective cup is provided with an opening, and the middle part of the LED light source module is provided with a through hole. Holes, the opening at the bottom of the mirror reflector cup is greater than or equal to the outer diameter of the LED light source module, the through hole in the middle of the LED light source module is larger than the outer diameter of the installation cylinder, and the sensor installation center hole of the installation cylinder passes through the mirror reflector, LED The hole position of the light source module extends outside. the

In some of these embodiments, the pyroelectric infrared sensor is placed in the center of the heat sink of the downlight, and the pyroelectric infrared sensor is connected to the LED light source module and the sensor with a 2P plug on the centerline of the heat sink of the downlight. connect. the

In some of the embodiments, the LED drive power supply is installed and connected to the downlight radiator through power supply fixing screws, and the LED drive power supply is provided with a power input 2P terminal, which can be connected to an external power supply. the

In some of these embodiments, the installation cylinder is set in a cone shape, and the end of the installation cylinder away from the heat sink of the downlight is provided with an optical diffusion cover for the downlight, and an opening is provided in the middle of the optical diffusion cover for the downlight. The opening is provided with a tapered tube matching the installation tube inward. The tapered tube sleeve of the downlight optical diffusion cover is placed outside the installation tube to form a tight fit. The pyroelectric infrared sensor is located in the middle of the downlight optical diffusion cover. In the opening, the sensing lens is arranged outside the opening in the middle of the downlight optical diffusion cover. the

The LED downlight with this structure is a hidden lamp embedded in the ceiling of the building. All the light is projected downward, and it will not be affected by the installation of the lamp or the addition of pyroelectric infrared sensors. Destroy the perfect unity of ceiling art. It is widely used in shopping malls direct lighting, hotel lighting, office lighting, home lighting, exhibition hall lighting and other places. At the same time, because the design includes human pyroelectric infrared sensors, it can effectively detect the movement of people entering the effective sensing area, thereby Control the opening and closing of the LED downlight, so that the light is on when people come and the light is off when people leave. the

Description of drawings

The three-dimensional front view of the utility model embodiment shown in Fig. 1. the

The three-dimensional reverse view of the utility model embodiment shown in Fig. 2. the

Figure 3 is a schematic structural view of an embodiment of the utility model. the

Figure 4 shows an exploded view of the utility model embodiment. the

The reference signs of the utility model embodiment are as follows:

Induction lens 1, pyroelectric infrared sensor 2, circuit board 3, circuit connection board 4, downlight optical diffusion cover 5, LED light source module 6, mirror reflector 7, downlight heat sink 8, installation spring buckle 9, LED driving power supply 10, sensor docking 2P plug 11, power supply fixing screw 12, power input 2P connection terminal 13, sensor installation center hole 14, sensor connecting wire 15, installation cylinder 16.

Detailed ways

In order to further understand the features, technical means, specific purpose and function of the present invention, and analyze the advantages and spirit of the present invention, the present invention will be further elaborated through the following examples. the

For the effect diagram of the embodiment of the utility model, please refer to the accompanying drawings 1 and 2. The utility model is an LED energy-saving downlight with human body induction. The structural components mainly include: downlight optical diffusion cover 5, pyroelectric infrared sensor 2. The downlight radiator 8, the LED light source module 6, the LED drive power supply 10, and the pyroelectric infrared sensor 2 are provided with a photoelectric resistor. The pyroelectric infrared sensor 2 is placed in the center of the heat sink 8 of the downlight, and the pyroelectric infrared sensor 2 is integrated with the heat sink 8 of the LED downlight, which is beautiful and bright. The pyroelectric infrared sensor 2 is connected with the LED light source module 6 and the LED driving power supply 10 at the center line of the heat sink 8 of the downlight. the

Referring to accompanying drawings 3 and 4, the heat sink 8 of the downlight and the sensor installation center hole 14 of the installation cylinder 16 form a whole, and the LED light source module 6 is loaded into the heat sink 8 of the downlight, and glued with heat-conducting silicone grease. Combined to form a heat dissipation channel, and then put the mirror reflector 7 into the heat sink 8 of the downlight to increase the light effect of the LED lamp; assemble the induction lens 1, the pyroelectric infrared sensor 2, the sensor circuit board 3, and the circuit connection board 4 Become an integral module, then put into the sensor installation center hole 14, and fix it with a clamp in the installation cylinder 16. the

The line connection board 4 is connected to the sensor connection line 15, and the sensor is connected to the 2P plug 11 to connect to the LED drive power supply 10;

Then connect the sensor connection line 15 with the sensor docking 2P plug 11, and connect with the power supply to form a drive system; finally install the downlight optical diffusion cover 5 and other assemblies. the

LED human body pyroelectric infrared induction downlight utilizes thermal infrared radiation generated by human beings. Using the human body sensing element of the lamp head, through the circular Fresnel filter, the thermal infrared rays are focused on the surface of the sensing element to generate electrical signals, which are comprehensively processed and analyzed by the signal processing module, time delay switch module, and light sensing module. Under the detection value, whether the human body sensor light is turned on or off. Among the three built-in modules, the thermal sensing module is responsible for detecting the thermal infrared rays of the human body, the delay switch module is responsible for processing the lighting time range, and the light sensing module is responsible for detecting the intensity of light. the

Fully automatic LED human body pyroelectric infrared induction downlight Scope of application: This product is suitable for automatic lighting in corridors, corridors, warehouses, garages, basements, toilets and other places. It truly embodies the intelligence of the lighting space and the modernization of green energy saving. The advantage that the intelligent LED human body pyroelectric infrared induction downlight brings to people is that the light is on when people come, and the light is off when people leave. Following the mature application of LED light source, this LED human body pyroelectric infrared induction downlight designed with LED as light source and human body induction device has added green and energy-saving features. the

The utility model includes a downlight heat sink 8, the downlight heat sink 8 is made of aluminum metal material, the downlight heat sink 8 is designed as a bowl shape, and the inner cavity of the downlight heat sink 8 is provided with a mirror reflective cup 7, a mirror reflective cup 7 The bottom is provided with an LED light source module 6, and the LED light source module 6 is arranged at the bottom of the downlight heat sink 8 cup. Buckle 9, the rear end of the downlight radiator 8 is provided with an LED drive power supply 10, the LED drive power supply 10 is installed and connected to the downlight radiator 8 through the power supply fixing screw 12, the LED drive power supply 10 is provided with a power input 2P terminal 13, and the power input The 2P terminal 13 can be connected to an external power supply. the

There is an installation cylinder 16 in the cavity of the downlight radiator 8, one end of the installation cylinder 16 is connected to the middle part of the downlight radiator 8, the other end of the installation cylinder 16 is provided with a sensor installation center hole 14, and the bottom end of the mirror reflector 7 is provided with an opening. Holes, the middle part of the LED light source module 6 is provided with a through hole, and the opening at the bottom of the mirror reflector cup 7 is greater than or equal to the outer diameter of the LED light source module 6, and the through hole in the middle part of the LED light source module 6 is larger than the outer diameter of the installation tube 16. The sensor installation center hole 14 end of the tube 16 passes through the holes of the mirror reflector cup 7 and the LED light source module 6 and then extends outside. the

The inner cavity of the installation cylinder 16 is provided with a line connection plate 4, and the LED drive power supply 10 is provided with a sensor docking 2P plug 11, and the line connection plate 4 is electrically connected to the sensor connection 2P plug 11 through the sensor connection line 15, and the line connection plate 4 is far away from the sensor. A circuit board 3 is provided at one end of the sensor docking 2P plug 11, a pyroelectric infrared sensor 2 is provided on the circuit board 3, and a sensing lens 1 is provided outside the pyroelectric infrared sensor 2, and the bottom end of the sensing lens 1 is connected to the mounting tube 16 inductors are installed in the central hole 14. the

Or the installation tube 16 is configured as a cone, and the end of the installation tube 16 away from the downlight heat sink 8 is provided with a downlight optical diffusion cover 5, and the middle part of the downlight optical diffusion cover 5 is provided with an opening, and the downlight optical diffusion cover 5 has an opening in the middle A tapered tube matching the installation tube 16 is arranged inwardly, the tapered tube sleeve of the downlight optical diffusion cover 5 is placed outside the installation tube 16 to form a tight fit, and the pyroelectric infrared sensor 2 is arranged on the downlight optical diffusion cover In the opening in the middle of 5, the sensing lens 1 is arranged outside the opening in the middle of the downlight optical diffusion cover 5. the

The pyroelectric infrared sensor 2 is placed in the center of the radiator 8 of the downlight. The pyroelectric infrared sensor 2 is connected with the LED light source module 6 and the sensor docking 2P plug 11 at the center line of the heat sink 8 of the downlight. the

Functional features of the utility model: 1. An automatic control product based on infrared technology. When someone enters the sensing area of the downlight, the special sensor detects the infrared spectrum of the human body, the switch is automatically turned on, and the light is on; if the person does not leave the area, the switch continues If people leave the area, the switch will be automatically disconnected after a delay, and the lights will go out. In this way, the lights will be on when people arrive, and the lights will be off when people leave, which is friendly and convenient, safe and energy-saving. 2. With zero-crossing detection function: non-contact electronic switch prolongs the service life of the load. 3. Apply photosensitive control and set the light intensity threshold. When the ambient light intensity in the lighting area exceeds the threshold, the downlight will not start. the

Installation and debugging:

1. Because the left and right areas of the LED infrared induction downlight have a larger sensing range than the upper and lower areas, when installing the switch, the positive axis should be as perpendicular to the walking area as possible, so as to achieve the best sensing effect;

2. After installing the LED infrared sensor downlight, power it on. When the ambient light is sufficient, the bulb will flash three times. After one minute, the initialization is completed, and the light sensor module enters the monitoring state. Cover the ambient light with an object to make the light sensor module sense When working, the light sensor module will continue to work when the person does not leave and is active; after the person leaves, the light sensor module automatically turns off the load with a delay. When the ambient light is insufficient, the light sensing module will directly enter the monitoring state, and the light sensing module will continue to work if the person does not leave and is active;

3. This LED infrared sensor downlight is suitable for indoor environment, please do not install it in outdoor harsh environment;

4. The infrared pyroelectric sensor should be 2.0-2.2 meters away from the ground, and the detector should be set at the recommended height. For small animals on the ground in the area, the downlight will not start;

5. LED infrared sensor downlights should be kept away from air conditioners, refrigerators, stoves and other places where air temperature changes are sensitive;

6. There are no screens, furniture, large bonsai or other isolation objects within the detection range of LED infrared induction downlights;

7. Do not face the LED infrared sensor directly at the window, otherwise the disturbance of hot air flow outside the window and the movement of people will cause false start. If possible, it is best to close the curtains, and do not install it in a place with strong air flow.

The above-mentioned embodiments only express the specific implementation manners of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be pointed out that, with respect to the technology in this field, some modifications and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims. the

Claims (6)

1. LED human body pyroelectricity infrared induction Down lamp, include: Down lamp radiator (8), it is characterized in that, described Down lamp radiator (8) intracavity bottom is provided with led light source module (6), described Down lamp radiator (8) rear end is provided with LED driving power (10), be provided with in described Down lamp radiator (8) lumen tube (16) is installed, described installation tube (16) one ends connect Down lamp radiator (8) middle part, described installation tube (16) other end is provided with inductor mounting center hole (14), described installation tube (16) inner chamber is provided with plugboard (4), described LED driving power (10) is provided with inductor butt joint 2P plug (11), described plugboard (4) is electrically connected described inductor butt joint 2P plug (11) by inductor connecting line (15), described plugboard (4) is provided with circuit board (3) away from an end of inductor butt joint 2P plug (11), described circuit board (3) is provided with thermal release electric infra-red ray inductor (2), described thermal release electric infra-red ray inductor (2) outside is provided with induction lens (1), and described induction lens (1) bottom is connected and installed the inductor mounting center hole (14) of tube (16).

2. LED human body pyroelectricity infrared induction Down lamp according to claim 1, it is characterized in that, described Down lamp radiator (8) is made as the rim of a bowl type, described Down lamp radiator (8) adopts aluminum metallic material, the back side of described Down lamp radiator (8) is provided with plural number radiating wing at interval, and described Down lamp radiator (8) rear portion is provided with mounting spring button (9).

3. LED human body pyroelectricity infrared induction Down lamp according to claim 1, it is characterized in that, described Down lamp radiator (8) inner chamber is provided with minute surface reflector (7), described minute surface reflector (7) bottom is provided with led light source module (6), the bottom of described minute surface reflector (7) is provided with perforate, described led light source module (6) middle part is provided with through hole, the perforate of described minute surface reflector (7) bottom is more than or equal to led light source module (6) external diameter, the through hole at described led light source module (6) middle part is greater than the external diameter that tube (16) is installed, and the inductor mounting center hole (14) of described installation tube (16) end passes minute surface reflector (7), outside the Kong Weihou of led light source module (6) extends in.

4. LED human body pyroelectricity infrared induction Down lamp according to claim 1, it is characterized in that, described thermal release electric infra-red ray inductor (2) places the central authorities of Down lamp radiator (8), and described thermal release electric infra-red ray inductor (2) is connected at the center line of described Down lamp radiator (8) with led light source module (6), inductor butt joint 2P plug (11).

5. LED human body pyroelectricity infrared induction Down lamp according to claim 1, it is characterized in that, described LED driving power (10) is installed by power supply hold-down screw (12) and is connected Down lamp radiator (8), and described LED driving power (10) is provided with power supply input 2P binding post (13).

6. LED human body pyroelectricity infrared induction Down lamp according to claim 1, it is characterized in that, described installation tube (16) is made as taper, described installation tube (16) is provided with Down lamp optics diffusion shell (5) away from an end of Down lamp radiator (8), described Down lamp optics diffusion shell (5) middle part is provided with perforate, described Down lamp optics diffusion shell (5) middle part tapping inwardly is provided with and the conically shaped that tube (16) coupling is installed, the conically shaped of described Down lamp optics diffusion shell (5) is placed on installs the outer tight fit that forms of tube (16), described thermal release electric infra-red ray inductor (2) is located in the perforate at Down lamp optics diffusion shell (5) middle part, and described induction lens (1) are located at the perforate outside at Down lamp optics diffusion shell (5) middle part.

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