CN111325876A - Door lock wake-up device and electronic door lock - Google Patents

Abstract

The invention provides a door lock wake-up device and an electronic door lock. The door lock wake-up device includes a first infrared light-emitting tube, a second infrared light-emitting tube and a light sensor arranged on a printed circuit board; the first infrared light-emitting tube The tube is used to emit first infrared light to the operating body, and the second infrared light-emitting tube is used to emit second infrared light to the operating body; the light sensor is used to trigger wake-up according to the received first reflected infrared light and second reflected infrared light Signal. Since the door lock wake-up device in the technical solution of the present invention adopts the structure of the first infrared light-emitting tube, the second infrared light-emitting tube and the light sensor, there is no need to manually touch the touch area, and the operating body only needs to reflect the first infrared light-emitting tube to emit light. The infrared light and the infrared light emitted by the second infrared light-emitting tube are sent to the light sensor, and the wake-up signal can be automatically triggered, which facilitates the execution of the wake-up function, simplifies the operation steps, and improves the user experience.

Description

Door lock wake-up device and electronic door lock

technical field

The invention belongs to the technical field of locks, and in particular relates to a door lock wake-up device and an electronic door lock.

Background technique

With the continuous development of technology, the popularity of electronic door locks is getting higher and higher.

Electronic door locks are usually provided with a touch area. When users need to wake up the smart lock, they need to press the touch area to trigger the wake-up function of the smart lock, and then perform subsequent processes such as lighting the screen, popping up the password pad, and unlocking.

In this way, the wake-up function can be triggered only by manually touching the touch area, the operation process is complicated, and the user experience is poor.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present invention is to provide a door lock wake-up device and an electronic door lock to solve the technical problems of complicated operation and poor user experience in the prior art.

The present invention provides a door lock wake-up device, comprising:

a first infrared light-emitting tube, a second infrared light-emitting tube and a light sensor arranged on the printed circuit board;

Wherein, the first infrared light emitting tube, the second infrared light emitting tube and the light sensor are electrically connected, and the first infrared light emitting tube and the second infrared light emitting tube are arranged on opposite sides of the light sensor ; the first infrared light-emitting tube is used to emit the first infrared light to the operating body, and the second infrared light-emitting tube is used to emit the second infrared light to the operating body;

The light sensor is used to trigger a wake-up signal according to the received first reflected infrared light and the second reflected infrared light; the wake-up signal is used to perform a wake-up function; the first reflected infrared light is used to indicate that the first reflected infrared light is reflected by the operating body. Infrared light generated by infrared light, the second reflected infrared light is used to characterize the infrared light generated by reflecting the second infrared light by the operating body.

Optionally, the first infrared light-emitting tube, the second infrared light-emitting tube and the infrared receiving tube are in the same linear position.

Optionally, the first infrared light-emitting tube and the second infrared light-emitting tube are arranged at an equal distance from the light sensor.

Optionally, also include:

A baffle set on the printed circuit board for blocking infrared light; the baffle is set between the first infrared light-emitting tube and the light sensor and between the light sensor and the second infrared light-emitting tube .

Optionally, also include:

A panel that is fixedly connected to the two side walls of the printed circuit board and is parallel to the printed circuit board and is disposed between the baffle plate and the operating body.

Optionally, the panel is provided with a light transmission area, and the light transmission rate of the light transmission area is greater than that of other areas.

Optionally, the light sensor controls the luminous intensity of the first infrared light-emitting tube and/or the second infrared light-emitting tube according to the current value stored in the register of the light sensor.

Optionally, the light sensor is further configured to receive natural light, and convert the natural light into natural photoelectric signals and transmit them to the main controller connected to the light sensor, so that the main controller is based on the natural light signal. Adjust the brightness of the associated display component.

Another aspect of the present invention also provides an electronic door lock, including the door lock wake-up device described in the preceding claims

The present invention provides a door lock wake-up device and an electronic door lock. The door lock wake-up device includes a first infrared light-emitting tube, a second infrared light-emitting tube and a light sensor arranged on a printed circuit board; wherein the first The infrared light-emitting tube, the second infrared light-emitting tube and the light sensor are electrically connected, and the first infrared light-emitting tube and the second infrared light-emitting tube are arranged on opposite sides of the light sensor; the first infrared light-emitting tube and the second infrared light-emitting tube are arranged on opposite sides of the light sensor; The light-emitting tube is used for emitting first infrared light to the operating body, and the second infrared light-emitting tube is used for emitting second infrared light to the operating body; the light sensor is used for triggering according to the received first reflected infrared light and second reflected infrared light A wake-up signal; the wake-up signal is used to perform a wake-up function; the first reflected infrared light is used to characterize the infrared light generated by the operation body reflecting the first infrared light, and the second reflected infrared light is used to characterize the operation The body reflects the infrared light generated by the second infrared light. Since the door lock wake-up device in the technical solution of the present invention adopts the structure of the first infrared light-emitting tube, the second infrared light-emitting tube and the light sensor, there is no need to manually touch the touch area, and the operating body only needs to reflect the first infrared light-emitting tube to emit light. The infrared light and the infrared light emitted by the second infrared light-emitting tube can automatically trigger the wake-up signal to the light sensor, which facilitates the execution of the wake-up function, simplifies the operation steps, and improves the user experience.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are For some embodiments of the present invention, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

1 is a schematic structural diagram of a door lock wake-up device disclosed in the present invention;

Fig. 2 is another structural schematic diagram of a door lock wake-up device disclosed in the present invention;

FIG. 3 is a schematic view of the size of a door lock wake-up device disclosed in the present invention.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

The door lock wake-up device of the present invention can be applied to a smart door lock to realize functions such as a wake-up function or gesture recognition of the smart door lock. specific.

Referring to FIG. 1, FIG. 1 is a schematic structural diagram of a door lock wake-up device disclosed in the present invention.

A door lock wake-up device disclosed in the present invention includes:

The first infrared light-emitting tube 1, the second infrared light-emitting tube 2 and the light sensor 3 are arranged on the PCB printed circuit board;

Wherein, the first infrared light emitting tube 1, the second infrared light emitting tube 2 and the light sensor 3 are electrically connected, and the first infrared light emitting tube 1 and the second infrared light emitting tube 2 are arranged in the light The opposite sides of the sensor 3; the first infrared light emitting tube 1 is used to emit first infrared light to the operating body, and the second infrared light emitting tube 2 is used to emit the second infrared light to the operating body.

In the embodiment of the present invention, it mainly includes a PCB printed circuit board, a first infrared light-emitting tube 1 , a second infrared light-emitting tube 2 and a light sensor 3 on the PCB. Wherein, the arrangement of the first infrared light-emitting tube 1 and the second infrared light-emitting tube 2 is to be arranged on two sides opposite to the light sensor 3 . For example, the first infrared light-emitting tube 1 is arranged on the left side of the light sensor 3, and the second infrared light-emitting tube 2 is arranged on the right side of the light sensor 3. It can be understood that the first infrared light-emitting tube 1 and the second infrared light-emitting tube 2 are mirror images of each other with respect to the light sensor 3.

In actual use, the first infrared light-emitting tube and the second infrared light-emitting tube emit infrared light at a predetermined angle. The predetermined angle can be set according to actual needs, as long as the infrared light can be irradiated on the operating body. Specific limitations are made here.

In the embodiment of the present invention, the light sensor 3 includes a photosensitive receiving array and a register, wherein the photosensitive receiving array receives the first reflected infrared light and the second reflected infrared light reflected by the operating body. It is also used to perform analog-to-digital conversion of the received infrared light, convert it into a current value, and store it in a register.

In the embodiment of the present invention, the first infrared light emitting tube 1 and the second infrared light emitting tube 2 emit infrared light according to a certain working frequency, wherein the working frequency is determined according to the magnitude of the current value. The current value can be pre-stored in the register of the light sensor. The light sensor controls the luminous intensity of the first infrared light emitting tube 1 and the second infrared light emitting tube 2 according to the current value in the register. The purpose of changing the luminous intensity is to change the detection distance of the first infrared light-emitting tube and the second infrared light-emitting tube.

The light sensor is used to trigger a wake-up signal according to the received first reflected infrared light and the second reflected infrared light; the wake-up signal is used to perform a wake-up function; the first reflected infrared light is used to indicate that the first reflected infrared light is reflected by the operating body. Infrared light generated by infrared light, the second reflected infrared light is used to characterize the infrared light generated by reflecting the second infrared light by the operating body.

In the embodiment of the present invention, the light sensor triggers a wake-up signal according to the received first reflected infrared light and the second reflected infrared light, and the wake-up signal is used to instruct a main controller such as a smart door lock to perform a wake-up function. The specific wake-up function may be to open the main chip of the smart door lock, etc.

In this embodiment of the present invention, since the first infrared light-emitting tube and the second infrared light-emitting tube are provided, when the user's operating body, such as his hand, shakes in front of the door lock wake-up device, due to the infrared light emitted by the first infrared light-emitting tube The light will be reflected to the light sensor through the hand, and the infrared light emitted by the second infrared light-emitting tube will also be reflected to the light sensor through the hand. Therefore, the light sensor receives the first reflected infrared light and the second reflected infrared light during the sampling period. Reflecting infrared light, at this time, a wake-up signal will be triggered, which means that some users need to use the smart door lock.

It can be seen that, because the door lock wake-up device in the technical solution of the present invention adopts the structure of the first infrared light emitting tube, the second infrared light emitting tube and the light sensor, there is no need to manually touch the touch area, and only the operating body needs to reflect the first infrared light emitting tube. When the infrared light emitted by the infrared light-emitting tube and the infrared light emitted by the second infrared light-emitting tube reach the light sensor, a wake-up signal can be automatically triggered, which facilitates the wake-up function, simplifies the operation steps, and improves the user experience.

Preferably, the first infrared light emitting tube, the second infrared light emitting tube and the infrared receiving tube are in the same straight line position.

In the embodiment of the present invention, the first infrared light-emitting tube, the second infrared light-emitting tube, and the infrared receiving tube in the light sensor are in the same linear position. In the embodiment of the present invention, limited by the sampling rate of the light sensor, the distance between the first infrared light-emitting tube and the second infrared light-emitting tube cannot be too close, and the distance can be determined according to the actual size of the door lock wake-up device. In order to make detection more accurate, preferably, the first infrared light-emitting tube and the second infrared light-emitting tube are arranged at an equal distance from the infrared receiving tube.

Referring to FIG. 2, FIG. 2 is another schematic structural diagram of a door lock wake-up device provided by an embodiment of the present invention.

A door lock wake-up device disclosed in the present invention comprises: a first infrared light emitting tube 1 , a second infrared light emitting tube 2 and a light sensor 3 arranged on a printed circuit board PCB;

A baffle 4 arranged on the printed circuit board for blocking infrared light; the baffle is arranged between the first infrared light-emitting tube and the light sensor and between the light sensor and the second infrared light-emitting tube. between.

Also includes:

A panel that is fixedly connected to the two side walls 5 of the printed circuit board and is parallel to the printed circuit board, and is disposed between the baffle plate and the operating body.

The panel is provided with a light-transmitting area, and the light-transmitting rate of the light-transmitting area is greater than that of other areas.

In the embodiment of the present invention, a baffle 4 is also provided, and the baffle 4 is made of black material, so that the light sensor must receive the infrared light reflected by the operating body, rather than the infrared light reflected by other objects. For example, through the reflection of the panel, infrared light may also be reflected, so a baffle made of black material is set.

In the embodiment of the present invention, the panel is used as a light-transmitting and protective part of the door lock wake-up device, and is provided with a light-transmitting area, wherein the light-transmitting area is determined according to the respective emission angles of the first infrared light-emitting tube and the second infrared light-emitting tube. of. The light transmittance design of the panel should reduce the attenuation of infrared light. The materials of the light-transmitting area of the panel are different for different infrared light wavelengths.

In actual use, you can refer to FIG. 3, which is a schematic diagram of the size of the door lock wake-up device in the embodiment of the present invention. The specific setting method takes the first infrared light-emitting tube as an example, assuming that the structure limits the first infrared light-emitting tube and the light sensor. The distance is a, the vertical height of the first infrared light-emitting tube from the light-transmitting area of the panel is h, and the light-emitting angle of the first infrared light-emitting tube is α. According to the principle of optical reflection, the distance from the first infrared light-emitting tube to the panel can be calculated. The diameter of the light area is 2htan(α/2), and it can be calculated that the distance from the first infrared light-emitting tube to the obstacle is greater than (a/2)cot(α/2). The distance between the color baffles of the first infrared light emitting tube is htan(α/2).

Preferably, the light sensor is further configured to receive natural light, convert the natural light into natural photoelectric signals and transmit them to a main controller connected to the light sensor, so that the main controller adjusts according to the natural light signal The brightness of the associated display component.

In the embodiment of the present invention, the photosensitive receiving array of the light sensor also receives natural light, performs analog-to-digital conversion, converts it into a natural photoelectric signal, and transmits it to the main controller through, for example, the I2C bus. The main controller of the smart door lock can adjust the brightness of the display device such as the display screen of the electronic door lock according to the natural light signal.

It can be understood that, in this embodiment of the present invention, the first reflected infrared light and the second reflected infrared light are also used to provide the main controller with a basis for judging the operation trajectory of the operating body, for example, from left to right or from right to left. In actual use, the user only needs to wave once before the door lock wake-up device to activate the wake-up function, which greatly improves the user experience.

Another aspect of the present invention also provides an electronic door lock, including the aforementioned door lock wake-up device.

The structure and function of the door lock wake-up device are the same as those in the foregoing embodiments, and will not be repeated here.

The invention provides a door lock wake-up device and an electronic door lock. The door lock wake-up device includes a first infrared light-emitting tube, a second infrared light-emitting tube and a light sensor arranged on a printed circuit board; the first infrared light-emitting tube The tube is used to emit the first infrared light to the operating body, and the second infrared light-emitting tube is used to emit the second infrared light to the operating body; the light sensor is used to trigger wake-up according to the received first reflected infrared light and second reflected infrared light Signal. Since the door lock wake-up device in the technical solution of the present invention adopts the structure of the first infrared light-emitting tube, the second infrared light-emitting tube and the light sensor, there is no need to manually touch the touch area, and the operating body only needs to reflect the first infrared light-emitting tube to emit light. The infrared light and the infrared light emitted by the second infrared light-emitting tube can automatically trigger the wake-up signal to the light sensor, which facilitates the execution of the wake-up function, simplifies the operation steps, and improves the user experience.

It should be noted that the various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. For the same and similar parts among the various embodiments, refer to each other Can. As for the apparatus type embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and for the relevant part, please refer to the partial description of the method embodiment.

Finally, it should also be noted that in this document, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply these entities or that there is any such actual relationship or sequence between operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

The above description of the disclosed embodiments enables any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. It should be regarded as the protection scope of the present invention.

Claims (9)

1. A door lock wake-up unit, comprising:

the first infrared light emitting tube, the second infrared light emitting tube and the light sensor are arranged on the printed circuit board;

the first infrared light-emitting tube, the second infrared light-emitting tube and the light sensor are electrically connected, and the first infrared light-emitting tube and the second infrared light-emitting tube are arranged on two sides opposite to the light sensor; the first infrared light emitting tube is used for emitting first infrared light to the operation body, and the second infrared light emitting tube is used for emitting second infrared light to the operation body;

the light sensor is used for triggering a wake-up signal according to the received first reflected infrared light and the second reflected infrared light; the wake-up signal is used for executing a wake-up function; the first reflected infrared light is used for representing infrared light generated by reflecting the first infrared light by the operation body, and the second reflected infrared light is used for representing infrared light generated by reflecting the second infrared light by the operation body.

2. The door lock wake-up device according to claim 1, wherein the first infrared light emitting tube, the second infrared light emitting tube and the light sensor are in the same linear position.

3. The door lock wake-up unit according to claim 2, wherein the first and second infrared light emitting tubes are disposed equidistantly with respect to the light sensor.

4. The door lock wake-up unit according to claim 1, further comprising:

the baffle is arranged on the printed circuit board and used for shielding infrared rays; the baffle sets up between first infrared luminotron and between the light sensor and the light sensor with the second infrared luminotron.

5. The door lock wake-up unit according to claim 4, further comprising:

and the panel is fixedly connected with the two side walls of the printed circuit board, is parallel to the printed circuit board, and is arranged between the baffle and the operation body.

6. The door lock wake-up unit according to claim 5, characterized in that the panel is provided with a light transmitting area, the light transmittance of which is greater than that of the other areas.

7. The door lock wake-up device according to any one of claims 1 to 6, wherein the light sensor controls the light intensity of the first and/or second infrared light emitting tubes according to the current value stored in the register of the light sensor.

8. The door lock wake-up device according to any one of claims 1 to 6, wherein the light sensor is further configured to receive natural light and convert the natural light into a natural photoelectric signal to be transmitted to a main controller connected to the light sensor, so that the main controller adjusts the brightness of the related display module according to the natural light signal.

9. An electronic door lock, characterized in that it comprises a door lock wake-up device according to any of claims 1 to 8.

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