CN214337658U

CN214337658U - Wireless charging structure of intelligence lock

Info

Publication number: CN214337658U
Application number: CN202120527821.6U
Authority: CN
Inventors: 袁珍平
Original assignee: Zhongshan Royalwand Hardware Co ltd
Current assignee: Zhongshan Royalwand Hardware Co ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-10-01
Anticipated expiration: 2031-03-11

Abstract

The utility model relates to a wireless charging structure of an intelligent door lock, which comprises a lock body and a radio wave emitter for emitting radio wave energy; the lock body is provided with a wireless electric energy conversion module and an electric quantity storage module; the lock body receives the radio wave energy transmitted by the radio wave transmitter through the radio energy conversion module, converts the radio wave energy into electric energy, and stores the electric energy on the electric quantity storage module so as to realize the wireless charging of the lock body and provide working electricity for the use of each function control system in the lock body, so that the intelligent door lock does not need to be replaced with a battery permanently, and the working electric quantity can be ensured to be in a full state all the time.

Description

Wireless charging structure of intelligence lock

Technical Field

The utility model relates to a wireless charging structure of intelligence lock.

Background

Along with the improvement of living standard, the convenience, safety, convenient characteristic of intelligent lock make its more and more popular in intelligent house life, along with the increase of intelligent lock functional requirement and the application of wireless technology, the development of intelligent lock is being restricted seriously to the consumption problem of intelligent lock power.

The traditional intelligent door lock mainly adopts dry batteries for power supply, four or eight No. 5 alkaline batteries are generally placed in a battery box for power supply, the intelligent door lock is opened ten times every day due to the reasons of long-term work or battery validity and the like, the intelligent door lock can be used for about one year approximately, the batteries need to be replaced after one year, and the working time is shorter if some functions or new technologies are added. To frequently change this problem of battery, adopt lithium cell power supply mode to replace traditional dry battery power supply among the prior art, nevertheless because the self-loss of lithium cell, generally need just charge the lithium cell two to all around, go out for a long time and when failing in time to charge the lithium cell when the user, then probably have no way to open the door, user experience is poor. Therefore, further improvements are necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an applicable wireless charging structure in different installation environment and need not to change the intelligent lock that the battery can work for a long time to overcome the weak point among the prior art.

According to the wireless charging structure of this purpose design's of intelligence lock, including the lock body, its characterized in that: a radio wave transmitter for transmitting radio wave energy; the lock body is provided with a wireless electric energy conversion module and an electric quantity storage module; the lock body receives the radio wave energy transmitted by the radio wave transmitter through the radio energy conversion module, converts the radio wave energy into electric energy, and stores the electric energy on the electric quantity storage module so as to realize the wireless charging of the lock body.

The wireless electric energy conversion module is fixedly arranged in the lock body and comprises a receiving antenna and a rectifying circuit; the receiving antenna is connected with a rectifying circuit, and the rectifying circuit is connected with an electric quantity storage module; the receiving antenna receives the radio wave energy emitted by the radio wave transmitter and transmits the radio wave energy to the rectifying circuit; the rectifying circuit rectifies the radio wave energy into electric energy and transmits the electric energy to the electric quantity storage module.

The rectification circuit is a full bridge circuit.

The receiving antenna is an additive antenna L.

The electric quantity storage module is a rechargeable battery or a large-energy capacitor and is fixedly arranged in the lock body.

The radio wave transmitter is composed of an array antenna and a phase array; the array antenna detects a signal from a lock body homing beacon to locate the position of the lock body; the phased array transmits millimeter wave energy to a receiving antenna of the wireless power conversion module through beamforming.

The array antenna is a five-phase anti-interference array antenna; the phased array is a 144 antenna phased array.

The lock body is located within a radio wave energy emission range of the radio wave emitter.

The utility model discloses an improvement of above-mentioned structure, place the lock body in the radio wave energy emission range of radio wave transmitter, be provided with wireless electric energy conversion module and electric quantity storage module simultaneously on the lock body, the lock body just can receive the radio wave energy that radio wave transmitter sent through wireless electric energy conversion module, and convert it into the electric energy, and with electric energy storage on electric quantity storage module, with the wireless charging of final realization lock body, and provide the power consumption of working for the inside each function control system's of lock body use, make the permanent battery that need not be changed of intelligent lock, and can guarantee that the working power volume is in full state all the time.

In summary, the multifunctional electric heating cooker has the characteristics of simple and reasonable structure, excellent performance, low manufacturing cost, convenience and reliability in use and the like, and is high in practicability.

Drawings

Fig. 1 is a schematic diagram of a wireless power conversion module and a power storage module according to an embodiment of the present invention.

Fig. 2 is a schematic view of a lock body according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1 and 2, the wireless charging structure of the intelligent door lock comprises a lock body 1 and a radio wave emitter 2 for emitting radio wave energy.

The lock body 1 is provided with a wireless electric energy conversion module 3 and an electric quantity storage module 4; the lock body 1 receives the radio wave energy transmitted by the radio wave transmitter 2 through the wireless electric energy conversion module 3, converts the radio wave energy into electric energy, and stores the electric energy on the electric energy storage module 4, so that the lock body 1 is wirelessly charged, working electricity is provided for the use of each function control system in the lock body 1, the intelligent door lock is enabled to be in a full state permanently without replacing a battery, and the working electric energy can be ensured to be in a full state all the time.

The wireless charging structure is the same as the wireless charging standard Qi technology, and consists of a transmitting device and a receiving device. The sending device is a radio wave transmitter 2 capable of transmitting radio wave energy. The receiving device is the lock body 1 capable of receiving radio wave energy.

The key to the wireless charging configuration is spatial location and efficient energy transfer, so that in use, the lock body 1 is located within the radio wave energy emission range of the radio wave emitter 2.

In particular, the radio wave transmitter 2 is a device placed by the user above a household socket, which may be a prior art millet, or apple, or a transmitter of the applicant's brand, responsible for providing radio waves according to a standard protocol.

Further, the wireless power conversion module 3 is fixedly arranged in the lock body 1 and comprises a receiving antenna 5 and a rectifying circuit 6; the receiving antenna 5 is connected with the rectifying circuit 6, and the rectifying circuit 6 is connected with the electric quantity storage module 4; the receiving antenna 5 receives the radio wave energy emitted by the radio wave emitter 2 and transmits the radio wave energy to the rectifying circuit 6; the rectifier circuit 6 rectifies the radio wave energy into electric energy and delivers it to the electric quantity storage module 4.

The rectifying circuit 6 is a full bridge circuit. The full-bridge circuit is formed by combining four MOS tubes, wherein the four MOS tubes are SiC1, SiC2, Si1 and Si2 respectively.

The receiving antenna 5 is a feed antenna L, and has one end connected between SiC1 and SiC2 and the other end connected between Si1 and Si 2.

The inductance-adding antenna L is also connected to an ac power supply Vac, and is connected between SiC1 and SiC2 via the ac power supply Vac.

The electric quantity storage module 4 is a rechargeable battery or a large-energy capacitor, is fixedly arranged in the lock body 1, and is connected with the rectifying circuit 6.

The rechargeable battery or the large-energy capacitor is connected with the output end of the rectifying circuit 6, and the rechargeable battery or the large-energy capacitor can be charged. Of course, the rechargeable battery or the large-energy capacitor and the rectifying circuit 6 may also be provided with a power conversion circuit, and the power conversion circuit is used for converting the voltage current signal output by the rectifying circuit 6 into the voltage current signal required by the rechargeable battery or the large-energy capacitor and the rectifying circuit 6, so as to ensure the normal use of the rechargeable battery or the large-energy capacitor.

The wireless power conversion module 3 and the electric quantity storage module 4 can work while charging, the lock body 1 can be charged all the time when in sleep, and the charging can be automatically stopped after the electric quantity of the electric quantity storage module 4 is fully charged.

The radio wave transmitter 2 is constituted by an array antenna and a phased array; the array antenna detects a signal from a homing beacon of the lock body 1 to locate the position of the lock body 1; the phased array transmits millimeter wave energy to the receive antenna 5 of the wireless power conversion module 3 through beamforming.

The array antenna of the present embodiment is a five-phase anti-jamming array antenna, which detects the signal from the homing beacon of the lock body 1 to accurately locate the position of the lock body 1.

The phased array is a 144 antenna phased array that transmits millimeter wave energy to the receive antenna 5 of the wireless power conversion module 3 by beamforming.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a wireless charging structure of intelligence lock, includes lock body (1), its characterized in that: further comprising a radio wave transmitter (2) for transmitting radio wave energy; the lock body (1) is provided with a wireless electric energy conversion module (3) and an electric quantity storage module (4); the lock body (1) receives the radio wave energy transmitted by the radio wave transmitter (2) through the radio energy conversion module (3), converts the radio wave energy into electric energy, and stores the electric energy on the electric quantity storage module (4) so as to realize wireless charging of the lock body (1).

2. The wireless charging structure of intelligence lock according to claim 1, characterized in that: the wireless electric energy conversion module (3) is fixedly arranged in the lock body (1) and comprises a receiving antenna (5) and a rectifying circuit (6); the receiving antenna (5) is connected with the rectifying circuit (6), and the rectifying circuit (6) is connected with the electric quantity storage module (4); the receiving antenna (5) receives the radio wave energy emitted by the radio wave transmitter (2) and transmits the radio wave energy to the rectifying circuit (6); the rectifier circuit (6) rectifies the radio wave energy into electrical energy and delivers it to the charge storage module (4).

3. The wireless charging structure of intelligence lock according to claim 2, characterized in that: the rectifying circuit (6) is a full-bridge circuit.

4. The wireless charging structure of intelligence lock according to claim 3, characterized in that: the receiving antenna (5) is an inductive antenna L.

5. The wireless charging structure of intelligence lock according to claim 4, characterized in that: the electric quantity storage module (4) is a rechargeable battery or a large-energy capacitor and is fixedly arranged in the lock body (1).

6. The wireless charging structure of intelligence lock according to claim 2, characterized in that: the radio wave transmitter (2) is composed of an array antenna and a phased array; the array antenna detects a signal from a homing beacon of the lock body (1) to locate the position of the lock body (1); the phased array transmits millimeter wave energy to a receiving antenna (5) of a wireless power conversion module (3) by beamforming.

7. The wireless charging structure of intelligence lock of claim 6, characterized in that: the array antenna is a five-phase anti-interference array antenna; the phased array is a 144 antenna phased array.

8. The wireless charging structure of intelligent lock according to any one of claims 1-7, characterized in that: the lock body (1) is located in the range of the radio wave energy emission of the radio wave emitter (2).