CN209891873U

CN209891873U - Intelligent door lock

Info

Publication number: CN209891873U
Application number: CN201920475666.0U
Authority: CN
Inventors: 任勇
Original assignee: Henan Lianhe Internet Of Things Technology Co Ltd
Current assignee: Henan Lianhe Internet Of Things Technology Co Ltd
Priority date: 2019-04-10
Filing date: 2019-04-10
Publication date: 2020-01-03
Anticipated expiration: 2029-04-10

Abstract

The utility model relates to an intelligent door lock, including the spring bolt that is used for locking the door plant, install the lock body on the door plant, the pivot that is used for driving the spring bolt to contract in the lock body in order to unblock the door plant, the handle that is used for driving the pivot rotation, the password authentication panel of setting in the lock body outside, the host system who is used for system control, set up and be used for locking the electromagnetic locking device of spring bolt on the lock body, set up the camera on the upper portion outside the lock body, set up the touch display screen that is used for man-machine interaction in the lock body inboard and set up the fingerprint head that is used for gathering the fingerprint in one end; the utility model does not use the traditional lock core structure, so that the situation of tin foil unlocking can not occur, and the lock body is provided with the camera, thereby replacing the function of the traditional cat eye and preventing personnel from peeping from the direction of the cat eye; the accuracy and the safety of identity authentication are ensured through a dual authentication mode of biological identification and password/RFID authentication, and the identity authentication is not easy to be stolen.

Description

Intelligent door lock

Technical Field

The utility model belongs to the technical field of the lock, concretely relates to intelligence lock.

Background

In order to observe the situation outside the door in a room, people usually install a cat eye on the door, but the safety of the traditional cat eye is questioned, various theft and theft events such as cat eye unlocking, peeping cat eye and the like occur frequently, besides the cat eye unlocking, a tinfoil unlocking mode is also adopted, the tinfoil unlocking mainly aims at the door locks with different shapes and conventional structures such as a straight lock, a cross lock, a circular lock, an arc lock, a kappa lock and the like, and the thieves with professional skills can easily open the door locks for theft. In addition, the traditional lock is adopted, the key is also troublesome to keep, in order to solve the problems, the electronic lock is a locking device operated by current, the electronic lock is sometimes independent, the electric control component is directly arranged on the lock, and sometimes the electronic lock and other identity authentication devices form an intelligent door lock together, such as a coded lock, a fingerprint lock, an iris recognition lock, a vein recognition lock, a face recognition access control system and the like, the locks have advantages in the aspects of safety, convenience and easiness in management, and the application in various fields is also increasingly wide.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming prior art not enough and providing one kind can see clearly the intelligent lock of the outer condition of door under the condition that does not open the door.

The technical scheme of the utility model as follows:

an intelligent door lock comprises a lock tongue for locking a door plate, a lock body arranged on the door plate, a rotating shaft for driving the lock tongue to retract into the lock body to unlock the door plate, a handle for driving the rotating shaft to rotate, a password authentication panel arranged on the outer side of the lock body, a main control module for system control, an electromagnetic locking device arranged on the lock body and used for locking the lock tongue, a camera arranged on the upper part of the outer side of the lock body, a touch display screen arranged on the inner side of the lock body and used for man-machine interaction, and a fingerprint head arranged at one end of the handle and used for collecting fingerprints;

the electromagnetic locking device comprises a positioning body which is fixedly arranged on the rotating shaft along the radial direction and is provided with a positioning opening, a bayonet lock which can be inserted into the positioning body to prevent the rotating shaft from rotating, and an electromagnetic driving device which is used for attracting the bayonet lock to leave the positioning body; the main control module is respectively electrically connected with the password authentication panel, the camera, the touch display screen, the fingerprint head and the electromagnetic driving device.

Furthermore, the positioning body is annular, and the periphery of the positioning body is concave towards the direction of the rotating shaft so as to form a hole matched with the shape of the clamping pin at the opening of the positioning opening.

Furthermore, the electromagnetic driving device comprises a mounting seat embedded in the lock body, a coil arranged in the mounting seat and used for magnetically attracting the bayonet lock, and a guide groove arranged in the lock body and used for limiting the movement direction of the bayonet lock.

Furthermore, the electromagnetic driving device also comprises a pushing pin spring which is arranged in the coil and used for pushing the bayonet lock towards the direction of the rotating shaft, one end of the pushing pin spring is connected with the inner wall of the mounting seat, and the other end of the pushing pin spring is connected with the upper end of the bayonet lock.

Furthermore, intelligence lock is still including setting up the detector that opens the door in lock body towards spring bolt one side, the detector that opens the door is connected with the host system electricity.

Furthermore, the intelligent door lock further comprises a GSM module which is arranged in the lock body and used for users to give an alarm, and the GSM module is electrically connected with the main control module

Furthermore, intelligence lock still includes the RFID module, the RFID module sets up the back at the interior password authentication panel of lock body.

Further, password authentication panel slope setting downwards makes the user directly to hang down and can see password authentication panel, need not to bow, and the back of the hand can the elbow lift up the back of the hand when inputing the password back of the body and keep flat naturally, compares in the password board of vertical setting, need not excessive palm that lifts up, makes the utility model discloses a password authentication panel uses more comfortablely.

Further, the inboard of lock body is provided with the pivot and connects in the screen swivel plate of lock body, the screen swivel plate can upwards rotate certain angle, touch display screen inlays to be established in the screen swivel plate, and when using, the user can lift the screen swivel plate to suitable height to in the condition of observing outdoors through touch display screen under the condition of not bowing, use more humanized.

Furthermore, intelligence lock still includes loudspeaker and the microphone of setting in the lock.

The utility model discloses a working process is:

when the lock needs to be unlocked, a user can adopt one or more of password authentication, RFID authentication or fingerprint authentication to realize identity authentication, after the identity authentication is correct, the main control module sends a signal to the electromagnetic driving device, the electromagnetic driving device is started to generate magnetism, the bayonet lock is attracted to move upwards to be separated from the positioning body, and the user can rotate the handle to realize the retraction of the lock tongue and the unlocking of the door plate; after a certain time or after the main control module detects that the door panel is closed, the electromagnetic driving device releases the bayonet lock, and the bayonet lock falls into the positioning opening to lock the rotating shaft again;

when the condition outside the door needs to be observed, the user operates on the interface of the touch display screen, so that the camera starts to pick up the image, the image collected by the camera is displayed on the touch display screen, and the user can observe the condition outside the door in the door.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model realizes the locking of the lock tongue by arranging the positioning body on the rotating shaft and locking the positioning body by the bayonet lock, adopts the electromagnetic driving device to attract the bayonet lock to leave the positioning body to realize the unlocking of the lock tongue, does not use the traditional lock core structure, and therefore, the condition of tin foil unlocking can not occur; the lock body of the utility model is provided with the camera, thereby replacing the function of the traditional cat eye and preventing the personnel from peeping from the direction of the cat eye; the accuracy and the safety of identity authentication are ensured through a dual authentication mode of biological identification and password/RFID authentication, and the identity authentication is not easy to be stolen.

Drawings

Fig. 1 is a schematic view of a front view structure of an intelligent door lock according to an embodiment of the present invention.

Fig. 2 is a front sectional view of an intelligent door lock according to an embodiment of the present invention.

Fig. 3 is a side view of an embodiment of the present invention.

Fig. 4 is a schematic structural view of a positioning body and a locking pin according to an embodiment of the present invention.

In the figure, a bolt 1, a lock body 2, a rotating shaft 3, an RFID module 4, a handle 5, a password authentication panel 6, a camera 7, a touch display screen 8, a screen rotating plate 81, a supporting groove 82, a supporting rod 83, a fingerprint head 9, a positioning body 10, a positioning port 101, a bayonet 11, an electromagnetic driving device 12, a mounting seat 121, a coil 122, a guide groove 123, a pushing pin spring 124 and a main control circuit board 13 are shown.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

An intelligent door lock comprises a bolt 1 for locking a door plate, a lock body 2 arranged on the door plate, a rotating shaft 3 for driving the bolt 1 to retract into the lock body 2 to unlock the door plate, a handle 5 for driving the rotating shaft 3 to rotate, a password authentication panel 6 arranged on the outer side of the lock body 2, a main control module for system control, an electromagnetic locking device arranged on the lock body 2 for locking the bolt 1, a camera 7 arranged on the upper part of the outer side of the lock body 2, a touch display screen 8 arranged on the inner side of the lock body 2 for man-machine interaction and a fingerprint head 9 arranged at one end of the handle 5 for collecting fingerprints;

the electromagnetic locking device comprises a positioning body 10 which is fixedly arranged on the rotating shaft 3 along the radial direction and is provided with a positioning opening 101, a bayonet 11 which can be inserted into the positioning body 10 to prevent the rotating shaft 3 from rotating, and an electromagnetic driving device 12 which is used for attracting the bayonet 11 to leave the positioning body 10; the main control module is respectively and electrically connected with the password authentication panel 6, the camera 7, the touch display screen 8, the fingerprint head 9 and the electromagnetic driving device 12.

The fingerprint head 9 is preferably a semiconductor fingerprint head, which is used for identifying a living fingerprint, and has high safety, very high sensitivity and identification precision, and low power consumption.

The bayonet lock 11 is a long rod body, a hollow rod body or a solid rod body, and the end surface shape of the bayonet lock 11 comprises a quadrangle, a hexagon, a circle and an ellipse, preferably a regular hexagon.

Optionally, intelligence lock is still including setting up loudspeaker and the microphone in lock body 2, and the microphone is used for gathering outdoor sound, and the loudspeaker user is to the outdoor sound that user's broadcast was gathered in the door, because the sound insulation effect of door plant is general usually, therefore directly separates the door plant and can realize the inside and outside biography of door plant.

Preferably, the positioning body 10 is ring-shaped, and the periphery of the positioning body 10 is concave towards the rotating shaft 3 to form a hole matched with the shape of the bayonet 11 at the opening of the positioning opening 101.

The electromagnetic driving device 12 includes a mounting seat 121 embedded inside the lock body 2, a coil 122 disposed in the mounting seat 121 for magnetically attracting the bayonet 11, and a guiding groove 123 disposed inside the lock body 2 for defining the moving direction of the bayonet 11, and preferably, as shown in fig. 2, the guiding groove 123 is defined by partition plates vertically disposed at both sides of the bayonet 11.

Preferably, the electromagnetic driving device 12 further includes a push pin spring 124 disposed in the coil 122 for pushing the bayonet 11 toward the rotating shaft 3, one end of the push pin spring 124 is connected to the inner wall of the mounting seat 121, and the other end of the push pin spring 124 is connected to the upper end of the bayonet 11; at the same time when electromagnetic drive 12 is de-energized to release bayonet 11, push pin spring 124 applies a downward force to bayonet 11, accelerating bayonet 11 downward movement.

Preferably, the intelligent door lock further comprises a door opening detector and a GSM module, wherein the door opening detector is arranged on one side, facing the bolt 1, of the lock body 2, and the door opening detector is electrically connected with the main control module; the door opening detector comprises a metal proximity switch or an infrared pair tube, preferably, the door opening detector is the infrared pair tube, after the door plate is opened, the bayonet lock 11 is continuously attracted by the electromagnetic driving device 12 until the infrared pair tube is connected, and the main control module controls the electromagnetic driving device 12 to be powered off, so that the bayonet lock 11 is released, and the rotating shaft 3 is locked; under the condition of violent unlocking, the infrared pair tubes send interrupt signals to the main control module due to the fact that identity authentication of passwords or RFID or fingerprints is not carried out, and the main control module sends alarm short messages to the designated number through a loudspeaker or a GSM module.

Preferably, the lock further comprises an RFID module 13, the RFID module is arranged on the back surface of the password authentication panel 6 in the lock body 2, so that the induction area of the RFID module is overlapped with the password input area, and the structure of the lock is more compact; when the fingerprint is worn or the finger is too dirty and cannot be identified, password authentication or unlocking in an RFID mode or identity authentication by using the password authentication panel 6 can be adopted.

Preferably, password authentication panel 6 slopes to the setting downwards, makes the user directly hang down and can see password authentication panel 6, need not to bow, and the back of the hand can the elbow lift up the back of the hand when inputing the password and keep flat naturally, compares in the password board of vertical setting, need not the excessive palm that lifts up, makes the utility model discloses a password authentication panel 6 uses more comfortablely, and is preferred, and password authentication panel 6 is 55 degrees with the contained angle of door plant to obtain the best password input and experience.

Preferably, the inner side of the lock body 2 is provided with a screen rotating plate 81 which is pivoted to the lock body 2, the screen rotating plate 81 can rotate upwards for a certain angle, the touch display screen 8 is embedded in the screen rotating plate 81, and when the lock is used, a user can lift the screen rotating plate 81 to a proper height so as to observe the condition outside the door through the touch display screen 8 under the condition of not bending down, so that the use is more humanized; preferably, a plurality of supporting grooves 82 are formed in the back surface of the screen rotating plate 81, a supporting rod 83 is disposed at a position of the base body 2 close to the bottom surface of the screen rotating plate 81, one end of the supporting rod 83 is hinged to the lock body 2, and the other end of the supporting rod 83 abuts against the supporting grooves 82, and after the screen rotating plate 81 is manually lifted, the supporting rod 83 abuts against the supporting grooves 82 by hand, so that the angle of the screen rotating plate 81 is fixed.

Preferably, the vertical section of the supporting groove 82 is a right triangle, a right trapezoid or a quadrilateral, and the upper side of the vertical section of the supporting groove 82 is perpendicular to the screen rotating plate 81.

The main control module comprises a main control circuit board 13, and a main control chip, a password authentication panel circuit, an image chip, a reset and crystal oscillator circuit, an RFID circuit and a peripheral circuit which are integrated on the main control circuit board 13, wherein the main control chip adopts an STM32F051C8T6 chip, the password authentication panel adopts an MPR121 chip, the RFID identification chip adopts an FM17522 chip, and the image chip adopts a 0V7620/0V7120 image acquisition chip and realizes the static storage of digital images through an AL422B chip.

It should be noted that the rotating shaft 3 can be automatically reset after a user opens the door, which is the prior art, for example, the reset of the rotary bell is realized by a torsion spring sleeved on the rotating shaft 3; the intelligent door lock supplies power through a storage battery arranged in the lock body 2, and the prior art is achieved; the intelligent door lock realizes the storage of the video of making a video recording through the memory such as the SD card that sets up at main control circuit board 13, for prior art, and this is no longer repeated here.

Example 2

This example is another embodiment based on example 1, and the description of the same technical solution as in example 1 will be omitted, and only the technical solution different from example 1 will be explained.

In this embodiment 2, the positioning of the bayonet lock 11 is realized by directly providing the positioning opening 101 on the periphery of the rotating shaft 3, and of course, in order to ensure that the positioning opening 101 does not affect the strength of the rotating shaft 3 too much, preferably, the positioning opening 101 is a long opening, preferably a rounded rectangle, axially arranged along the rotating shaft 3.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an intelligence lock, includes spring bolt (1) that is used for locking the door plant, installs lock body (2) on the door plant, be used for driving spring bolt (1) to contract in lock body (2) with pivot (3) of unblock door plant, be used for driving pivot (3) pivoted handle (5), set up password authentication panel (6) in the lock body (2) outside and be used for system control's host system, its characterized in that: the lock further comprises an electromagnetic locking device arranged on the lock body (2) and used for locking the lock bolt (1), a camera (7) arranged on the upper part of the outer side of the lock body (2), a touch display screen (8) arranged on the inner side of the lock body (2) and used for man-machine interaction, and a fingerprint head (9) arranged at one end of the handle (5) and used for collecting fingerprints;

the electromagnetic locking device comprises a positioning body (10) which is fixedly arranged on the rotating shaft (3) along the radial direction and is provided with a positioning opening (101), a bayonet lock (11) which can be inserted into the positioning body (10) to prevent the rotating shaft (3) from rotating, and an electromagnetic driving device (12) which is used for attracting the bayonet lock (11) to leave the positioning body (10); the main control module is respectively electrically connected with the password authentication panel (6), the camera (7), the touch display screen (8), the fingerprint head (9) and the electromagnetic driving device (12).

2. The intelligent door lock of claim 1, wherein: the positioning body (10) is annular, and the periphery of the positioning body (10) is concave towards the rotating shaft (3) so as to form a hole, matched with the bayonet lock (11), of a positioning opening (101) at the opening.

3. The intelligent door lock of claim 1, wherein: the electromagnetic driving device (12) comprises a mounting seat (121) embedded in the lock body (2), a coil (122) arranged in the mounting seat (121) and used for magnetically attracting the bayonet lock (11), and a guide groove (123) arranged in the lock body (2) and used for limiting the movement direction of the bayonet lock (11).

4. The intelligent door lock of claim 3, wherein: the electromagnetic driving device (12) further comprises a push pin spring (124) which is arranged in the coil (122) and used for pushing the bayonet lock (11) towards the rotating shaft (3), one end of the push pin spring (124) is connected with the inner wall of the mounting seat (121), and the other end of the push pin spring (124) is connected with the upper end of the bayonet lock (11).

5. The intelligent door lock of claim 1, wherein: the lock further comprises a door opening detector arranged on one side, facing the bolt (1), of the lock body (2), and the door opening detector is electrically connected with the main control module.

6. The intelligent door lock of claim 1, wherein: the lock further comprises a GSM module which is arranged inside the lock body (2) and used for a user to give an alarm to the user, and the GSM module is electrically connected with the main control module.

7. The intelligent door lock of claim 1, wherein: the lock further comprises an RFID module (13) which is arranged on the back surface of the password authentication panel (6) in the lock body (2).

8. An intelligent door lock according to any one of claims 1 to 7, wherein: the password authentication panel (6) is arranged to be inclined downward.

9. An intelligent door lock according to any one of claims 1 to 7, wherein: the inboard of lock body (2) is provided with pivot in screen commentaries on classics board (81) of lock body (2), but screen commentaries on classics board (81) upward direction rotates certain angle, touch display screen (8) inlay and establish in screen commentaries on classics board (81).