CN218450628U

CN218450628U - Radar sensor and lighting system

Info

Publication number: CN218450628U
Application number: CN202221961803.XU
Authority: CN
Inventors: 陈伟; 李言信; 张洪建
Original assignee: Guangdong Aciga Technology Co ltd
Current assignee: Nanjing Lingdong Shuzhi Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-02-03
Anticipated expiration: 2032-07-27

Abstract

The application discloses a radar sensor and an illuminating system, which relate to the technical field of light control and comprise a shell, a light sensor and a circuit board, wherein one surface of the shell is provided with a light hole; the other side of the shell is provided with a sticking layer; the optical sensor is arranged in the shell and is positioned at the light-transmitting hole; the circuit board sets up in the shell, be provided with radar main control chip and short range main control chip on the circuit board, short range main control chip with optical sensor, radar main control chip communication connection, short range main control chip is used for according to human signal that radar main control chip detected and the light signal generation that optical sensor detected is used for the control signal that remote control lamps and lanterns opened or closed. The radar sensor and the lighting system can improve the user experience of automatic lighting of the lamp.

Description

Radar sensor and lighting system

Technical Field

The application relates to the technical field of light control, in particular to a radar sensor and a lighting system.

Background

Traditional illumination lamps and lanterns power is fixed, and often forgets the condition of turning off the lamp in the use, exists that nobody lights for a long time in the family, causes the energy waste. Along with the development of technique, increased infrared sensor in the correlation technique on lamps and lanterns to just light when someone passes through, the people goes off the light after walking, but is subject to infrared sensor's detection mechanism and response scope, under someone is in the regional motionless condition of illumination, infrared sensor can't accomplish the response of human existence and can't accomplish accurate detection in great space, makes lamps and lanterns automatic lighting's user experience poor.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, the radar sensor and the lighting system are provided, and the user experience of automatic lighting of the lamp can be improved.

In a first aspect, a radar sensor is proposed according to an embodiment of the present application, including:

the light source comprises a shell, wherein one surface of the shell is provided with a light hole; the other side of the shell is provided with a sticking layer;

the optical sensor is arranged in the shell and is positioned at the light-transmitting hole;

the circuit board, the circuit board sets up in the shell, be provided with radar main control chip and short range main control chip on the circuit board, short range main control chip with the light sensor the radar main control chip all communication connection, short range main control chip is used for the basis human body signal that radar main control chip detected and the light signal generation that the light sensor detected is used for the control signal that remote control lamps and lanterns opened or closed.

According to the above-mentioned embodiment of this application, following beneficial effect has at least, detects human signal through radar main control chip, and light sensor detects light signal for radar sensor can detect human signal and can detect light signal again. And the radar sensor is independent of the lamp and can be arranged at any position of the space where the lamp is located through the adhesive layer, when the radar sensors are arranged in the space where the lamp is located, the sensing range of the lamp can be enlarged, and the radar main control chip can actively detect the information of a human body.

According to some embodiments of the first aspect of the present application, one side of the housing is provided as a curved surface and is recessed near the light hole.

According to some embodiments of the first aspect of the present application, a detachable battery cover is further disposed on the other side of the housing, and the adhesive layer is disposed on the battery cover.

According to some embodiments of the first aspect of the present application, the circuit board is further provided with a first antenna and a second antenna which are diagonally distributed, and the first antenna is connected to the radar main control chip; the second antenna is connected with the short-distance main control chip.

In a second aspect, a lighting system according to an embodiment of the present application includes:

a plurality of radar sensors according to any one of the first aspect;

and the lamp is used for turning on or off the lamp according to the control signals transmitted by the radar sensors.

According to some embodiments of the second aspect of the present application, the lighting system further comprises a control terminal, the control terminal being in remote communication with the light fixture and the plurality of radar sensors.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a radar sensor according to an embodiment of the present application;

FIG. 2 is a cross-sectional schematic view of a radar sensor of an embodiment of the present application;

FIG. 3 is a block schematic diagram of a radar sensor of an embodiment of the present application;

fig. 4 is a system schematic diagram of an illumination system of an embodiment of the present application.

Reference numerals:

the radar sensor 100, the housing 110, the optical sensor 120, the circuit board 130, the radar main control chip 131, the short-distance main control chip 132, the first antenna 133, the second antenna 134, the battery 140, the battery cover 150, the battery cover,

A lamp 200,

Control terminal 310, gateway 320, handset terminal 330.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, front, rear, left, right, etc., referred to herein are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present application. If any, the first and second are described only for the purpose of distinguishing technical features, and are not to be understood as indicating or indicating relative importance in time or implicitly indicating the number of indicated counting features or implicitly indicating the precedence of the indicated technical features.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

In a first aspect, referring to fig. 1 to 4, a radar sensor 100 according to an embodiment of the present application includes:

a housing 110, one side of the housing 110 having a light transmission hole; the other side of the shell 110 is provided with an adhesive layer;

the optical sensor 120, the optical sensor 120 is disposed in the casing 110 and located at the light-transmitting hole;

the circuit board 130 and the circuit board 130 are arranged in the shell 110, the circuit board 130 is provided with a radar main control chip 131 and a short-distance main control chip 132, the short-distance main control chip 132 is in communication connection with the optical sensor 120 and the radar main control chip 131, and the short-distance main control chip 132 is used for generating a control signal for remotely controlling the lamp 200 to be turned on or turned off according to a human body signal detected by the radar main control chip 131 and an optical signal detected by the optical sensor 120.

Accordingly, the human body signal is detected by the radar main control chip 131, and the optical signal is detected by the optical sensor 120, so that the radar sensor 100 can detect both the human body signal and the optical signal. And the radar sensor 100 is independent of the lamp 200 and can be disposed at any position in the space where the lamp 200 is located through the adhesive layer, when the plurality of radar sensors 100 are disposed in the space where the lamp 200 is located, the sensing range of the lamp 200 can be expanded, and the radar main control chip 131 can actively detect the information of the human body, so that, compared with the related art, the radar sensor 100 of the embodiment of the application can enable the lamp 200 to be opened or closed more accurately, and the user experience of automatic illumination of the lamp 200 is improved.

It should be noted that the radar main control chip 131 can continuously receive electromagnetic wave information of a human body, and further determine whether a person is in the sensing range. In the practical application process, the radar sensor 100 may be provided in a plurality of numbers, and the number may be set according to the spatial range where the lamp 200 is located and the sensing range of the radar main control chip 131.

It should be noted that, because the other surface of the housing 110 is provided with the adhesive layer, the housing can be fixed on a wall surface or the like by an adhesive method, and the mounting and deployment are very convenient.

It should be noted that, referring to fig. 3, a battery 140 is further disposed in the housing 110, the battery 140 may be a button battery, and the button battery is smaller and therefore can be installed in a side extraction manner, or the button battery may be installed on a side where the light hole is disposed, and at this time, the button battery does not affect the volume of the radar sensor 100, so that the radar sensor 100 is small enough and does not affect the beauty of the space after being deployed. Illustratively, the radar sensor 100 is provided as a circular housing having a diameter of 10 cm. The adhesive layer adopts 3M glue.

It should be noted that the short-range main control chip 132 may be a bluetooth main control chip or other PLC chips with communication functions. The short-range main control chip 132 is connected with the light sensor 120 through an I2C interface, and the short-range main control chip 132 is connected with the radar main control chip 131 through a UART serial port. In some embodiments, the luminaire 200 is integrated with a control logic, and when the short-range main control chip 132 is in communication connection with the luminaire 200, the luminaire 200 performs a light-on or light-off operation through the received control signal and the own control logic. In other embodiments, a control terminal 310 is provided, the control terminal 310 (e.g., a cloud-end platform) integrates control logic, and the plurality of light fixtures 200 are communicatively connected to the control terminal 310, and at this time, the radar sensor 100 sends a control signal to the control terminal 310 through the gateway 320.

It can be understood that, referring to fig. 1, one surface of the housing 110 is provided as a curved surface and is concave near the light transmission hole. One surface of the outer shell 110 is set to be an arc surface, and the position close to the light transmission hole is concave, so that the sensing area of the light sensor 120 at the light transmission hole is larger after the light sensor 120 partially penetrates through the light transmission hole, and the precision of light signal detection of the light sensor 120 is improved.

It can be understood that, referring to fig. 2, a detachable battery cover 150 is further disposed on the other side of the housing 110, and the adhesive layer is disposed on the battery cover 150. By providing the adhesive layer on the battery cover 150, the battery cover 150 can be fixed to a wall surface through the adhesive layer, and at the same time, other parts of the housing 110 can be removed, thereby facilitating the replacement of the battery 140.

It should be noted that, the battery cover 150 is disposed at a side close to the wall surface, so that the outward surface of the radar sensor 100 is designed as a whole, the aesthetic property of the radar sensor 100 is improved, and the experience of the user is further improved.

It can be understood that, referring to fig. 3, the circuit board 130 is further provided with a first antenna 133 and a second antenna 134 which are diagonally distributed, and the first antenna 133 is connected with the radar main control chip 131; the second antenna 134 is connected to the short-range main control chip 132. It should be noted that, by placing the first antenna 133 and the second antenna 134 diagonally, the probability of interference between the first antenna 133 and the second antenna 134 can be reduced.

In a second aspect, referring to fig. 4, a lighting system according to an embodiment of the present application includes:

a plurality of radar sensors 100 according to any one of the first aspect;

and a lamp 200, wherein the lamp 200 is used for turning on or off the lamp according to the control signals transmitted by the plurality of radar sensors 100.

It should be noted that, each of the light fixtures 200 is correspondingly connected and communicated with a plurality of radar sensors 100, and the light fixture 200 determines whether to turn on or turn off the light according to the corresponding radar sensors 100. The plurality of radar sensors 100 are disposed at a plurality of positions in a space where the lamp 200 is located. For example, the luminaire 200 is installed in an office, and the radar sensors 100 are installed at the entrance and spaced apart from the ceiling where the luminaire 200 is located. Specifically, the arrangement of the radar sensor 100 may be performed by those skilled in the art according to the requirement of illumination.

It will be appreciated that, referring to fig. 4, the lighting system further comprises a control terminal 310, the control terminal 310 being in remote communication with both the radar sensor 100 and the luminaire 200. By providing the control terminal 310, a plurality of luminaires 200 can be controlled simultaneously.

Illustratively, the control terminal 310 is a cloud platform.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

The embodiments of the present application have been described in detail with reference to the drawings, but the present application is not limited to the embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present application.

Claims

1. A radar sensor, comprising:

the light-transmitting device comprises a shell, a light-transmitting hole and a light-transmitting hole, wherein one surface of the shell is provided with the light-transmitting hole; the other side of the shell is provided with a sticking layer;

the circuit board, the circuit board sets up in the shell, be provided with radar main control chip and short range main control chip on the circuit board, short range main control chip with light sensor the equal communication connection of radar main control chip, short range main control chip is used for according to human body signal that radar main control chip detected and the light signal generation that light sensor detected is used for the control signal that remote control lamps and lanterns opened or closed.

2. The radar sensor of claim 1, wherein a face of the housing is configured as a curved surface and is recessed proximate to the light-transmissive hole.

3. The radar sensor as recited in claim 1, wherein a removable battery cover is further disposed on the other side of the housing, and the adhesive layer is disposed on the battery cover.

4. The radar sensor according to claim 1, wherein a first antenna and a second antenna are arranged on the circuit board and distributed diagonally, and the first antenna is connected with the radar main control chip; the second antenna is connected with the short-distance main control chip.

5. An illumination system, comprising:

a plurality of radar sensors according to any one of claims 1 to 4;

6. The illumination system of claim 5, further comprising:

and the control terminal is in remote communication connection with the lamp and the plurality of radar sensors.