CN215949170U

CN215949170U - Fingerprint lock

Info

Publication number: CN215949170U
Application number: CN202120572321.4U
Authority: CN
Inventors: 王妙玉; 邓泉铃; 罗旭; 邓建平
Original assignee: Guangdong Hotata Smart Home Co Ltd
Current assignee: Guangdong Hotata Smart Home Co Ltd
Priority date: 2021-03-08
Filing date: 2021-03-19
Publication date: 2022-03-04
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a fingerprint lock, which comprises: a door lock body provided with a panel; the panel is provided with a key area and a fingerprint identification area; a first ultraviolet lamp used for irradiating the fingerprint identification area is arranged above the fingerprint identification area; and a second ultraviolet lamp used for illuminating the key area is arranged above the key area. The fingerprint lock can respectively sterilize the key area and the fingerprint identification area in the lock, keeps the whole lock body clean, reduces the residual bacteria in the use process of a user, reduces the risk of virus transmission, avoids the hidden health trouble caused by the bacteria transmission, and improves the use experience of the user.

Description

Fingerprint lock

Technical Field

The utility model relates to the technical field of intelligent door locks, in particular to a fingerprint lock.

Background

The intelligent door lock is an improved lock which is different from the traditional mechanical lock and is more intelligent, simple and convenient in the aspects of user safety, identification and manageability. With the development of various identification and encryption technologies, smart door locks have become common components in access control systems.

One of the commonly used intelligent door locks is an intelligent door lock with fingerprint identification (fingerprint lock for short), and a user can unlock the lock only by recording personal fingerprints and performing fingerprint authentication by the door lock. The whole process is convenient to operate, high in identification speed and high in precision.

However, the conventional fingerprint lock has the following problems: because all need the user to press the finger in the identification area (like fingerprint district, password district) during use at every turn, long-time back of using, remaining bacterium or stain can remain in the identification area on the user's finger, make identification area accumulate a certain amount of bacterium and virus, influence the user and use, can take away the bacterium in the used repeatedly process moreover, increased the bacterium and spread the risk, brought the health hidden danger for the user.

Disclosure of Invention

The utility model provides a fingerprint lock, wherein a sterilization and disinfection ultraviolet lamp is arranged at an identification area of the fingerprint lock, and the ultraviolet lamp is used for sterilizing and disinfecting the identification area, so that the risk of bacterial propagation can be reduced.

A first aspect of an embodiment of the present invention provides a fingerprint lock, including: a door lock body provided with a panel;

the panel is provided with a key area and a fingerprint identification area;

the top in fingerprint identification region is provided with and is used for shining to the regional first ultraviolet of fingerprint identification is in the top in button region is provided with and is used for shining to the regional second ultraviolet lamp of button.

In a possible implementation manner of the first aspect, the door lock further comprises an electric control board arranged on the door lock body, the electric control board is provided with a sterilization control circuit, and the sterilization control circuit is respectively connected with the first ultraviolet lamp and the second ultraviolet lamp.

In one possible implementation manner of the first aspect, the sterilization control circuit includes: the circuit comprises a controller, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a triode and a mos tube;

one pin of the controller is connected with one end of the first resistor, the other end of the first resistor is connected with one end of the second resistor and a base end of the triode, the other end of the second resistor is grounded with an emitter end of the triode, a collector end of the triode is connected with one end of the third resistor, the other end of the third resistor is connected with a grid end of the mos tube and one end of the fourth resistor, the other end of the fourth resistor and a source end of the mos tube are connected with a power source vcc, a drain end of the mos tube is connected with one end of the fifth resistor, and the other end of the fifth resistor is respectively connected with the first ultraviolet lamp and the second ultraviolet lamp.

In a possible implementation manner of the first aspect, the door lock body is further provided with a sliding cover and a sliding rail, the sliding rail is disposed around the panel, and the sliding rail is movably connected with the sliding cover, so that the sliding cover moves back and forth on the sliding rail, and the key area and the fingerprint identification area are opened or closed in the moving process.

In a possible implementation manner of the first aspect, the door lock body is further provided with a locking mechanism, the locking mechanism is arranged on the slide rail and is in touch connection with the sliding cover, and when the first ultraviolet lamp or the second ultraviolet lamp is started, the locking mechanism locks the sliding cover.

In a possible implementation manner of the first aspect, the door lock body is further provided with a detection mechanism, the detection mechanism is disposed on the slide rail and connected to the first ultraviolet lamp and the second ultraviolet lamp, and when the sliding cover moves back and forth on the slide rail, the detection mechanism closes the first ultraviolet lamp and the second ultraviolet lamp.

In one possible implementation manner of the first aspect, the door lock body further includes an electric control board bracket and a housing;

one side of the electric control board bracket is provided with a first buckle, the electric control board bracket is fixed on the inner side of the panel through the first buckle, the other side of the electric control board bracket is provided with a second buckle, and the electric control board is assembled on the electric control board bracket through the second buckle;

the shell surrounds the fingerprint identification is regional, first ultraviolet lamp passes the shell sets up the regional top of fingerprint identification to shine to the fingerprint identification is regional.

In a possible implementation manner of the first aspect, the door lock body further includes an LED lamp, and the LED lamp is connected to the sterilization control circuit.

In one possible implementation manner of the first aspect, the electronic control board is further provided with a clock for calculating the sterilization time.

In a possible implementation manner of the first aspect, the electric control board is further provided with a lock body driver, and the lock body driver is connected with the door lock body and drives the door lock body to open and close.

Compared with the prior art, the fingerprint lock provided by the embodiment of the utility model has the beneficial effects that: the fingerprint lock can sterilize and disinfect the key area and the fingerprint identification area in the lock respectively, keeps the cleanliness of the whole lock body, reduces the residual bacteria of a user in the using process, also reduces the risk of virus propagation, avoids bringing sanitation hidden dangers due to the bacteria propagation, and improves the use experience of the user.

Drawings

Fig. 1 is a schematic structural diagram of a fingerprint lock according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an electric control board bracket according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an electric control board according to an embodiment of the present invention;

fig. 4 is a schematic view of a combination structure of an electric control board bracket and an electric control board according to an embodiment of the present invention;

fig. 5 is a schematic view of a component structure of an electric control board according to an embodiment of the present invention;

fig. 6 is a schematic view of a component connection structure of an electric control board according to an embodiment of the present invention;

fig. 7 is a schematic circuit diagram of a sterilization control circuit according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The currently commonly used intelligent door lock is an intelligent door lock with fingerprint identification (fingerprint lock for short), and a user can unlock the door lock only by recording personal fingerprints and then performing fingerprint authentication by the door lock. The whole process is convenient to operate, high in identification speed and high in precision.

However, the conventional fingerprint lock has the following problems: all need the user to press the finger in the identification area (like fingerprint district, password district) during use at every turn, use one section time after, remaining bacterium or stain can remain in the identification area on the user's finger, make identification area accumulate a certain amount of bacterium and virus, influence the user and use, can take away the bacterium in the used repeatedly process moreover, increased the bacterium and spread the risk, brought the health hidden danger for the user.

In order to solve the above problems, a fingerprint lock provided by the embodiments of the present application will be described and explained in detail by the following specific embodiments.

Referring to fig. 1, a schematic structural diagram of a fingerprint lock according to an embodiment of the present invention is shown.

Wherein, as an example, the fingerprint lock may include: door lock body 1, automatically controlled board support 2 and automatically controlled board 3.

The electric control board bracket 2 and the electric control board 3 may be provided in the door lock body 1.

In order to improve the practicability of the whole door lock, the door lock body 1 can be made of alloy, metal or organic materials. Various coatings such as fire-proof, high temperature-resistant or waterproof coatings may be applied to the door lock body 1. The practicability of the entire door lock body 1 can be further improved.

Referring to fig. 1, a panel 11 is installed on the door lock body 1, and the panel 11 is provided with a key area 12 and a fingerprint identification area 13; the electric control board bracket 2 can be in touch connection with the panel 11, and the electric control board 3 can be in touch connection with the electric control board bracket 2, so that the electric control board 3 and the electric control board bracket 2 can be fixed in the door lock body 1.

Specifically, the automatically controlled board with the one side laminating of automatically controlled board support sets up, the another side of automatically controlled board support with the panel laminating sets up, automatically controlled board with the binding face of automatically controlled board support with the binding face of panel matches each other.

The key area 12 is used for placing each digital key on the electric control board 3, so that a user can input a key password, the fingerprint identification area 13 can be used for placing a fingerprint identifier, and the user can perform fingerprint identification in the fingerprint identifier.

Referring to fig. 1, in order to protect the fingerprint recognizer and the fingerprint recognition area 13 and to place dust or scatter dust on the fingerprint recognition area 13, the door lock body 1 may be provided with a shell 14, the shell 14 is U-shaped and is fixed upside down on the fingerprint recognition area 13 of the panel 11, so that the shell 14 may surround and protect the fingerprint recognition area 13, and an area formed by wrapping an inner periphery of the shell 14 is a fingerprint area. When a user needs to perform fingerprint recognition, a finger may be placed in the fingerprint recognition area 13.

Because the key area 12 is provided with a plurality of number keys, when the password is input for a plurality of times in the using process, the alarm can be triggered. In order to avoid the alarm operation caused by the accidental touch, referring to fig. 1, in the present embodiment, the door lock body 1 is further provided with a slide rail 15, and the slide rail 15 may be disposed around the periphery of the panel 11.

In particular, the sliding rail 15 may be provided at a side of the number key.

The sliding cover 16 may be disposed on the slide rail 15, the sliding cover 16 is movably connected to the slide rail 15, and an area of the sliding cover 16 is larger than an area of the key region 12 plus an area of the fingerprint identification region 13, so that the sliding cover 16 can completely cover the key region 12 and the fingerprint identification region 13 in a closed state, and the sliding cover 16 can move back and forth in the slide rail 15, and the sliding cover 16 opens or closes the key region and the fingerprint identification region in a moving process.

When the user needs to use the mobile phone, the user can open the sliding cover 16 and input the password, and when the user does not need to unlock the mobile phone for use, the user can close the sliding cover 16, so that the sliding cover 16 can protect the fingerprint identification area 13 and the key area 12 at the same time.

In order to facilitate the user to open and close the door panel installed on the door body of the door lock, the door lock body 1 may be provided with a handle 17 which can be swung for use. The handle 17 may be disposed below the fingerprint recognition area 13 and the key area 12 to prevent the fingerprint recognition area 13 and the key area 12 from being affected when the door is opened and closed.

In the using process, in order to hurt human eyes by ultraviolet light generated by the ultraviolet lamp, in this embodiment, the fingerprint lock further comprises a locking mechanism, the locking mechanism is arranged on the slide rail and is in touch connection with the sliding cover, and when the first ultraviolet lamp or the second ultraviolet lamp is started, the sliding cover is locked by the locking mechanism.

Specifically, the locking mechanism may be an electronic lock, and may be disposed in the door lock body 1.

In the disinfection process, when a user may need to open the fingerprint lock, in order to avoid ultraviolet light from hurting naked eyes of the user, in this embodiment, the fingerprint lock further includes a detection mechanism, the detection mechanism is disposed on the slide rail and connected with the first ultraviolet lamp and the second ultraviolet lamp, and when the slide cover moves back and forth on the slide rail, the detection mechanism closes the first ultraviolet lamp and the second ultraviolet lamp.

Specifically, the detection mechanism may be a position sensor, and the detection mechanism may be disposed in the door lock body 1 or the sliding cover 16.

Referring to fig. 2 to 5, a schematic structural diagram of an electric control board bracket according to an embodiment of the present invention, a schematic structural diagram of an electric control board according to an embodiment of the present invention, and a schematic structural diagram of a combination of an electric control board bracket and an electric control board according to an embodiment of the present invention are respectively shown.

One side of the electric control board support 2 is provided with a first support buckle 21, the electric control board support 2 is fixed on the panel 11 through the first support buckle 21, the other side of the electric control board support 2 is provided with a second support buckle 22, and the electric control board 3 is fixed on the second support buckle 22.

The planes of the first and

second brackets

21 and 22 may be symmetrical to each other, so that the electronic control board 3 and the panel 11 may sandwich the electronic control board bracket 2.

In order to enable the electric control board support 2 and the panel 11 to be fixed more firmly and tightly, referring to fig. 2-5, in one embodiment, at least one first screw hole 23 is formed in the periphery of the electric control board support 2, the panel 11 is provided with at least one touch screw hole matched with the support screw hole for use, and screws are respectively passed through the touch screw hole and the first screw hole 23, so that the electric control board support 2 is attached to the panel 11.

Specifically, the electronic control board support 2 may be provided with 6 first screw holes 23, wherein 4 first screw holes may be respectively disposed at the top of the electronic control board support 2, the other two first screw holes may be respectively disposed at the middle points of two longest sides of the electronic control board support 2, and the two first screw holes 23 disposed at the middle points of the sides are symmetrically disposed with the central bisector of the electronic control board support 2 as the center. The panel 11 may also have 6 touch screw holes, and the 6 touch screw holes may be matched with the 6 first screw holes 23.

When the panel is required to be installed, a user can drive in and screw down the first screw hole 23 and the touch screw hole, so that the panel 11 and the electric control board support 2 are tightly attached, and the electric control board support 2 can be fixed on the panel 11.

In order to fix the electric control board 3 and the electric control board support 2 more firmly, referring to fig. 2-5, in an alternative embodiment, at least one board control screw hole 31 is formed at the periphery of the electric control board 3, the electric control board support 2 is further provided with at least one second screw hole 24 matched with the board control screw hole 31 for use, and screws are respectively passed through the second screw hole 24 and the board control screw hole 31, so that the electric control board support 2 is attached to the electric control board support 2.

Specifically, the electronic control board 3 may be provided with 4 board control screw holes 31, and the 4 board control screw holes 31 may be respectively disposed at four vertices of the electronic control board 3. Correspondingly, the electrical control board support 2 may also be provided with 4 second screw holes 24. When the electric control board is installed and used, a user can drive screws into the control board screw hole 31 and the second screw hole 24 and tighten the screws, so that the electric control board 3 and the electric control board bracket 2 are attached to each other.

Referring to fig. 2-5, the electronic control board 3 may be provided with a first ultraviolet lamp 32 and a second ultraviolet lamp 33, and the first ultraviolet lamp 32 and the second ultraviolet lamp 33 respectively pass through the electronic control board support 2, so that the first ultraviolet lamp 32 may be disposed above the fingerprint identification area 13 to allow the first ultraviolet lamp 32 to illuminate the fingerprint identification area 13, or the second ultraviolet lamp 33 may be disposed above the key area 12 to allow the second ultraviolet lamp 33 to illuminate the key area 12.

Specifically, the first ultraviolet lamp 32 may pass through the housing 14, so that the first ultraviolet lamp 32 may irradiate the fingerprint region alone, and the housing 14 may prevent the ultraviolet light of the ultraviolet lamp from being emitted to other places, and the U-shaped housing 14 may allow the ultraviolet light of the first ultraviolet lamp 32 to be intensively irradiated in the fingerprint region.

In order to control the operation of the two ultraviolet lamps, referring to fig. 5, a schematic diagram of the component structure of an electric control board according to an embodiment of the present invention is shown. The electronic control board 3 is further provided with a sterilization control circuit 34, an LED lamp 35, a clock 36, a controller 37, a WiFi module 38, a power supply 39, a lock driver 310 and a fingerprint identifier 311.

Referring to fig. 6, a schematic diagram of a component connection structure of an electronic control board according to an embodiment of the present invention is provided.

The LED lamp 35, the clock 36, the sterilization control circuit 34, the WiFi module 38, the power supply 39, the lock driver 310 and the fingerprint identifier 311 are electrically connected to the controller 37, respectively, and the first ultraviolet lamp 32 and the second ultraviolet lamp 33 are electrically connected to the sterilization control circuit 34, respectively.

Wherein the clock may be used to calculate the sterilization time or the time to stop sterilization.

The lock body driver can be connected with the door lock body and can be used for driving the door lock body to be opened or closed, so that the opening and closing of the fingerprint lock are realized.

In a possible implementation manner of the first aspect, the electric control board is further provided with a lock body driver, and the lock body driver is connected with the door lock body and drives the door lock body to open and close

The fingerprint identifier 311 is disposed in the fingerprint identification area 13.

In practical operation, two LED lamps 35 may be provided, which are respectively disposed beside the first ultraviolet lamp 32 and the second ultraviolet lamp 33, and when the first ultraviolet lamp 32 and the second ultraviolet lamp 33 are operated, the LED lamps 35 are simultaneously turned on. Because the ultraviolet ray that the ultraviolet lamp shines has the stimulus to eyes, when LED lamp 35 is bright, can be used for the suggestion user current lock disinfection of disinfecting, can indicate the user to keep away from the lock temporarily.

The WiFi module 38 may be used for connecting to an external network or a user terminal, and may be used for receiving a signal or information input by the user through the terminal, such as an initially set password or a modified password.

The clock 36 may also be a timer that can be used to calculate the start time, the off time, and the continuous time of sterilization. The power supply 39 may be used to supply power to each component or device, and the power supply 39 may be separately provided inside the door lock body 1. The lock body driver 310 may be used to drive the lock head of the door lock body 1 to move, thereby achieving the opening or closing of the door lock. The sterilization control circuit 34 may be used to control the first and second ultraviolet lamps to be turned on and off. The controller 37 may be used to control the operation of various components or devices.

Referring to fig. 7, a schematic circuit diagram of a sterilization control circuit according to an embodiment of the present invention is shown. In this embodiment, the sterilization control circuit includes a controller, a first resistor R10, a second resistor R11, a third resistor R9, a fourth resistor R8, a fifth resistor R7, a transistor Q1, and a mos tube Q2;

one pin of the controller is connected to one end of the first resistor R10, the other end of the first resistor R10 is connected to one end of a second resistor R11 and a base terminal of the transistor Q1, the other end of the second resistor R11 and an emitter terminal of the transistor Q1 are grounded, a collector terminal of the transistor Q1 is connected to one end of a third resistor R9, the other end of the third resistor R9 is connected to a gate terminal of the mos tube Q2 and one end of a fourth resistor R8, the other end of the fourth resistor R8 and a source terminal of the mos tube Q2 are connected to a power source vcc, a drain terminal of the mos tube Q2 is connected to one end of the fifth resistor R7, and the other end of the fifth resistor R7 is connected to the first DS ultraviolet lamp 1 and the second DS ultraviolet lamp 2, respectively.

In addition, the first ultraviolet lamp DS1 is connected to the first LED lamp UV1, and the second ultraviolet lamp DS2 is connected to the second LED lamp UV 2.

The controller is IC1, controller IC1 is connected with sterilization control circuit 34 through 23 feet UV _ CTRL, triode Q1 and mos pipe Q2 constitute a switch control circuit.

In actual operation, a user can set a sterilization function, sterilization start time, sterilization duration, sterilization stop time and the like through the terminal, then the controller can be automatically networked through the WiFi module for timing, and meanwhile, the clock can start timing.

Then, after the set start time is reached, the controller IC1 may output a high level through the 23-pin UV _ CTRL to turn on the transistor Q2, so that the resistor R9 becomes a low level, and the mos tube Q1 is turned on, so that the first ultraviolet lamp DS1, the second ultraviolet lamp DS2, the first LED lamp UV1, and the second LED lamp UV2 start to operate, and the R7 plays a role in limiting current. The first LED lamp UV1 and the second LED lamp UV2 are provided with the sterilization status indicator lamps (which are also equivalent to sterilization atmosphere lamps) for indicating that the sterilization function is started, and the clock can start timing and calculate the sterilization time.

After the sterilization duration is reached, the 23-pin UV _ CTRL of the controller IC1 outputs a low level, the transistor Q2 is turned off, and the resistor R9 is turned to a high level, so that the mos tube Q1 is turned off, the first ultraviolet lamp DS1, the second ultraviolet lamp DS2, the first LED lamp UV1, and the second LED lamp UV2 stop working, and the clock can continue to count time and continue to wait for the next sterilization operation.

While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.

Claims

1. A fingerprint lock, comprising: a door lock body provided with a panel;

the panel is provided with a key area and a fingerprint identification area;

a first ultraviolet lamp used for irradiating the fingerprint identification area is arranged above the fingerprint identification area;

and a second ultraviolet lamp used for illuminating the key area is arranged above the key area.

2. The fingerprint lock of claim 1, further comprising an electronic control board disposed on the door lock body, wherein the electronic control board is provided with a sterilization control circuit, and the sterilization control circuit is respectively connected with the first ultraviolet lamp and the second ultraviolet lamp.

3. The fingerprint lock of claim 2, wherein the sterilization control circuit comprises: the circuit comprises a controller, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a triode and a mos tube;

4. The fingerprint lock of claim 1, wherein the door lock body further comprises a sliding cover and a sliding rail, the sliding rail is disposed around the panel, and the sliding rail is movably connected to the sliding cover, so that the sliding cover can move back and forth on the sliding rail, and the key area and the fingerprint identification area can be opened or closed during movement.

5. The fingerprint lock of claim 4, wherein the door lock body is further provided with a locking mechanism, the locking mechanism is arranged on the slide rail and is in contact connection with the sliding cover, and when the first ultraviolet lamp or the second ultraviolet lamp is started, the locking mechanism locks the sliding cover.

6. The fingerprint lock of claim 4, wherein the door lock body further comprises a detection mechanism, the detection mechanism is disposed on the slide rail and connected to the first UV lamp and the second UV lamp, and the detection mechanism turns off the first UV lamp and the second UV lamp when the sliding cover moves back and forth on the slide rail.

7. The fingerprint lock of claim 1, wherein the door lock body further comprises an electric control board bracket and a housing;

8. The fingerprint lock of claim 2, wherein the door lock body further comprises an LED lamp, and the LED lamp is connected with the sterilization control circuit.

9. The fingerprint lock of claim 2, wherein the electronic control board is further provided with a clock for calculating the sterilization time.

10. The fingerprint lock of claim 2, wherein the electric control board is further provided with a lock body driver, and the lock body driver is connected with the door lock body and drives the door lock body to open and close.