CN113006598A

CN113006598A - Intelligent anti-theft door lock

Info

Publication number: CN113006598A
Application number: CN202110412993.3A
Authority: CN
Inventors: 蒋百平; 蒋凯宇
Original assignee: Zhejiang Hongguang Technology Co Ltd
Current assignee: Zhejiang Hongguang Technology Co Ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-06-22

Abstract

The invention relates to an intelligent anti-theft door lock which comprises an installation body, a lock cylinder arranged in the installation body and a handle used for controlling the lock cylinder to be unlocked or locked, wherein a rotating shaft is arranged on the lock cylinder, one end of the handle is movably arranged on the rotating shaft, a lock hole is arranged at the other end of the handle, a lock bolt matched with the lock hole is arranged on the installation body, the lock bolt is movably arranged in the installation body and is connected with an electric driving mechanism, and the electric driving mechanism is connected with a controller arranged in the installation body. The electric driving mechanism and the mechanical locking structure effectively ensure that the door lock cannot be interfered or fail due to power failure, and the safety performance of the door lock is improved.

Description

Intelligent anti-theft door lock

Technical Field

The invention relates to the technical field of intelligent door locks, in particular to an intelligent anti-theft door lock.

Background

The existing intelligent door lock usually adopts an electromagnetic structure as a door lock structure, and the electromagnetic structure is more convenient for electric control and saves the cost of mechanical structural parts, so that the electromagnetic door lock structure is widely applied to the intelligent door lock. However, the electromagnetic structure has the following disadvantages that firstly, the electromagnetic structure is easy to be interfered by electromagnetism to cause failure, so that the door lock cannot be normally opened or closed; secondly, the working premise of the electromagnetic structure is that power is needed, and if the power supply is cut off, the electromagnetic fails to work, so that the door lock fails, and the anti-theft function cannot be realized.

Disclosure of Invention

The invention aims to provide an intelligent anti-theft door lock, which solves the problem that the safety performance of the intelligent door lock in the prior art is poor.

The above object of the present invention is achieved by the following technical solutions: the utility model provides an intelligence security door lock, includes the installation body, sets up in this internal lock core of installation and is used for controlling the handle that the lock core unblanked or was locked, be provided with the axis of rotation on the lock core, the one end activity of handle sets up in the axis of rotation, and the other end is provided with the lockhole, be provided with on the installation body be used for with lockhole complex set bar, the movably setting of set bar is in the installation body to be connected with electric drive mechanism, electric drive mechanism with set up and be connected in this internal controller of installation.

Compared with the prior art adopt magnetism to inhale the lock structure of formula, the lock structure of this application still adopts traditional mechanical type classic structure, its advantage lies in simply, but can not receive electromagnetic interference equipment's effect and lead to the lock inefficacy, the structure of the electronic actuating mechanism cooperation set bar that this application example adopted locks the handle with the installation body simultaneously, make the axis of rotation that is used for driving the spring bolt action with this body coupling of installation dead by the lock, eliminated and directly unblanked the possibility of back utilization axis of rotation unblanking, the security has been promoted.

Preferably, the electric driving mechanism comprises a driving block which is driven by a motor to rotate, the locking bolt is provided with a guiding block matched with the driving block, and the driving block is provided with a guiding surface used for pushing the guiding block to move along the longitudinal direction of the locking bolt when rotating.

Preferably, the driving block is of a cylindrical structure, and the guide surface is a cylindrical chamfered surface.

Preferably, the guide surface is provided at an end of the driving block away from the lock hole.

Preferably, the installation body is internally provided with an installation support, the lock bolt is movably arranged on the installation support, the driving block is rotatably arranged on the installation support, and the motor is fixed on the installation support and is connected with the driving block through a gear mechanism.

Preferably, the lock bolt is provided with an elastic resetting mechanism, the elastic resetting mechanism is arranged at one end of the lock bolt far away from the lock hole, and the elastic resetting mechanism is used for pushing the lock bolt to move towards the direction of entering the lock hole.

Preferably, a locking block is arranged at the end of the handle, the locking block is arranged at one end of the handle, which is far away from the direction of the rotating shaft, the locking hole is arranged on the locking block, and an installation groove for accommodating the locking block is arranged on the installation body.

Preferably, a lock head is arranged at the end part of the lock bolt, and an extrusion surface matched with the locking block is arranged on the lock head.

Preferably, the mounting body is provided with a limiting groove for receiving a handle, and an end of the handle is hinged to the rotating shaft through a hinge shaft.

Preferably, an ejection mechanism for ejecting the handle out of the limiting groove is arranged in the limiting groove, the ejection mechanism comprises an ejector block and a jacking spring for driving the ejector block to outwards jack the handle, a mounting hole is formed in the mounting body, and the ejector block is movably arranged in the mounting hole.

The invention has the beneficial effects that: the electric driving mechanism and the mechanical locking structure effectively ensure that the door lock cannot be interfered or fail due to power failure, and the safety performance of the door lock is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention in an unlocked state;

FIG. 3 is a schematic view of the installation of the electric drive mechanism and the lock bolt in an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a driving block according to an embodiment of the present invention;

in the figure: 1-installation body, 101-limiting groove, 102-installation groove, 2-lock core, 3-rotating shaft, 4-handle, 5-locking block, 501-lock hole, 6-installation support, 7-lock bolt, 701-guide block, 702-lock head, 703-extrusion surface, 8-electric driving mechanism, 801-driving block, 8011-guide surface, 802-motor, 803-gear mechanism, 9-elastic resetting mechanism and 10-ejecting mechanism.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Example (b): as shown in fig. 1, fig. 2 and fig. 3, an intelligence security door lock, including installation body 1, set up lock core 2 in installation body 1 and be used for controlling the handle 4 that 2 unblanks or block of lock core, installation body 1 is for installing on the door plant of security door, be provided with axis of rotation 3 on 2 lock cores, handle 4 is connected on 2 lock cores's axis of rotation 3, when rotating handle 4, handle 4 drives axis of rotation 3 and rotates, the spring bolt of 2 lock cores is accomplished telescopically, thereby realize the action of unblanking, thereby open the security door. The structure that the axis of rotation 3 drive spring bolt is flexible is prior art, and this embodiment does not do and expand.

A lock hole 501 is arranged at one end of the handle 4 far away from the direction of the rotating shaft 3, a lock bolt 7 matched with the lock hole 501 is arranged on the installation body 1, and the lock bolt 7 is movably arranged in the installation body 1 and is connected with an electric driving mechanism 6.

As shown in fig. 3 and 4, the electric drive mechanism 6 includes a drive block 801, and the drive block 801 is driven to rotate by a motor 802. The lock plunger 7 is provided with a guide block 701 which is engaged with the driver block 801, the driver block 801 is provided with a guide surface 8011 for pushing the guide block 701 to move in the longitudinal direction of the lock plunger 7 when rotating, and the guide surface 8011 is provided at one end of the driver block 801 away from the lock hole 501. The drive block 801 is cylindrical in configuration and the guide surface 8011 is a cylindrical chamfered surface. Wherein the moving direction of the lock bolt 7 is the radial direction of the circumference when the handle 4 drives the rotating shaft 3 to rotate.

The controller is installed in the installation body 1, and the controller is connected with the electric driving mechanism 6, in this embodiment, the controller is connected with the motor 802 through a circuit and is used for controlling the rotation or stop of the motor 802. The controller passes through bluetooth or wifi and links to each other with the cell-phone, triggers the instruction of unblanking or locking through app on the cell-phone, and after the controller received the instruction, the controller just driven motor 802 rotated correspondingly. The controller comprises control chip, circuit board, power, signal receiving module etc. and the power provides the electric energy for motor 802 control chip, circuit board, signal receiving module etc.. Since the control method is now a conventional technical means and is widely applied to the intelligent door lock, the detailed description is omitted.

The mounting body 1 is internally provided with a mounting bracket 6, and the lock bolt 7 is movably mounted on the mounting bracket 6. The driving block 801 is installed in two ways, the first way is that the driving block 801 is installed on the rotating shaft of the motor 802, and the motor 802 is installed on the installation bracket 6; the second way is the installation way of this embodiment, as shown in fig. 3, the driving block 801 is rotatably installed on the installation frame 6, the motor 802 is fixed on the installation frame 6 and connected with the driving block 801 through the gear mechanism 803, this way, the installation frame 6 receives the axial force and the radial force generated by the guiding block 701 applied on the guiding surface 8011 during the operation, and plays a role of protecting the motor 802. The gear mechanism 803 comprises a large gear and a small gear which are respectively arranged on the motor 802 and the driving block 801, and controls the transmission ratio of the motor 802 and the driving block 801, and further controls the rotating speed of the driving block 801.

More preferably, the gear mechanism 803 is a helical gear mechanism, the large gear and the small gear are both helical gears, and the axial acting force generated when the large gear and the small gear are meshed and transmitted and the axial acting force generated when the guide block 701 is applied to the guide surface 8011 are opposite in direction and mutually offset, so that the stroke of the latch 7 is changed due to the deformation of the mounting bracket 6 under force, the latch cannot be completely separated from the lock hole 501, and the handle 4 cannot be effectively unlocked.

As a further preference, the guide block 701 is of spherical configuration and is rotatably fitted around the latch 7. Since the driving piece 801 generates friction between the driving guide piece 701 and the driving piece 801 when the driving guide piece 701 moves, and the contact area between the driving piece 801 and the guide surface 8011 is small and large, the driving piece 801 and the guide piece 701 are easily worn, resulting in an error in the stroke of the latch 7. Therefore, the guide block 701 is provided in a spherical structure, and the contact position can be changed by the self-rotation at the contact guide surface 8011, and the wear can be reduced.

The end of handle 4 is provided with locking block 5, and locking block 5 sets up the one end of keeping away from axis of rotation 3 direction at handle 4, and the lockhole 501 sets up on locking block 5, is provided with the mounting groove 102 that is used for holding locking block 5 on the installation body 1. The end of the lock bolt 7 is provided with a lock head 702, and the lock head 702 is provided with a pressing surface 703 matched with the locking block 5.

As shown in fig. 1, 2 and 3, the latch 7 is provided with an elastic return mechanism 9, the elastic return mechanism 9 is arranged at one end of the latch 7 far away from the lock hole 501, and the elastic return mechanism 9 is used for pushing the latch 7 to move towards the lock hole 501. In this embodiment, the elastic return mechanism 9 includes a return spring, the return spring is sleeved on the lock bolt 7, one end of the return spring is pressed against the mounting bracket 6, and the other end of the return spring is pressed against the guide block 701.

As shown in fig. 3, when the unlocking instruction is triggered, the electric driving mechanism 6 is operated, the motor 802 controls the driving block 801 to rotate half a turn, the guiding block 701 moves along the guide surface 8011 of the oval shape, because the guide surface 8011 is inclined along the longitudinal direction of the lock plunger 7, the guiding block 701 moves along the guide surface 8011 and the longitudinal direction of the lock plunger 7, and further drives the lock plunger 7 to move, so that the lock plunger 7 moves out of the lock hole 501, the unlocking of the handle 4 is completed, and the handle 4 can be rotated to unlock the lock cylinder 2 at this time, so as to realize keyless door opening, and the conventional key and keyhole are omitted in the unlocking manner.

As shown in fig. 1, when the lock instruction is triggered, the guide block 701 rotates half a turn, so that the guide surface 8011 starts to move away from the guide block 701, and the guide block 701 moves longitudinally under the elastic force of the return spring to press against the guide surface 8011, so that the lock plunger 7 enters the lock hole 501, and the lock operation is completed.

When the handle 4 needs to be locked again after being unlocked, the locking head 702 can be located at two positions, one is that the locking head 702 is located outside the mounting groove 102, namely, is in an unlocking state, the locking block 5 can freely enter and exit the mounting groove 102 at the moment, and then a locking instruction is triggered through the mobile phone app, so that the locking head 702 enters the mounting groove 102 and is locked with the locking block 5; the other is that the lock head 702 is located in the installation groove 102, namely, in a locked state, at this time, a certain pressure needs to be applied to the locking block 5 when the locking block 5 enters the installation groove 102, the locking block 5 acts on the extrusion surface 703 to generate a longitudinal acting force on the lock head 702, so that the lock bolt 7 overcomes the elastic force of the return spring and then moves towards the inner side, and the lock head 702 enters the lock hole 501 after the lock hole 501 is in place to complete automatic locking, so that an unlocking instruction and a locking instruction do not need to be sequentially triggered at the mobile phone app to complete the locking of the handle, and the.

The mounting body 1 is provided with a defining groove 101 for receiving the handle 4, and an end of the handle 4 is hinged to the rotation shaft 3 through a hinge shaft. Under the non-unlocking state, the handle 4 is not only locked by the lock bolt 7, but also limited by the limiting groove 101, so that the handle 4 cannot move left and right, and the limiting groove 101 is matched with the appearance of the handle 4, the handle 4 is embedded in the limiting groove 101, so that fingers cannot extend into the limiting groove 101 to hold the handle 4, and the lock bolt 7 is prevented from being damaged due to violent unlocking of the handle 4.

The limiting groove 101 is internally provided with an ejection mechanism 10 which enables the handle 4 to eject out of the limiting groove 101, the ejection mechanism 10 comprises an ejector block and a jacking spring which drives the ejector block to outwards jack the handle 4, the mounting body 1 is provided with a mounting hole, and the ejector block is movably arranged in the mounting hole. When the handle 4 is unlocked, the lock bolt 7 is moved out of the lock hole 501, the handle 4 is in a free-moving state at the moment, and the elastic force of the jacking spring enables the jacking block to outwards jack the handle 4, so that the handle 4 is jacked out of the limiting groove 101, and the handle is convenient to grasp by hand.

Claims

1. The utility model provides an intelligence security door lock, includes installation body (1), sets up lock core (2) in installation body (1) and is used for controlling handle (4) that lock core (2) unblanked or were locked, be provided with axis of rotation (3) on lock core (2), its special lies in: the handle is characterized in that one end of the handle (4) is movably arranged on the rotating shaft (3), the other end of the handle is provided with a lock hole (501), a lock bolt (7) matched with the lock hole (501) is arranged on the installation body (1), the lock bolt (7) is movably arranged in the installation body (1) and is connected with the electric driving mechanism (6), and the electric driving mechanism (6) is connected with a controller arranged in the installation body (1).

2. The intelligent security door lock of claim 1, wherein: the electric driving mechanism (6) comprises a driving block (801), the driving block (801) is driven by a motor (802) to rotate, a guide block (701) matched with the driving block (801) is arranged on the lock bolt (7), and a guide surface (8011) used for pushing the guide block (701) to move along the longitudinal direction of the lock bolt (7) when the driving block (801) rotates is arranged on the driving block (801).

3. The intelligent security door lock of claim 2, wherein: the driving block (801) is of a cylindrical structure, and the guide surface (8011) is a cylindrical inclined cutting surface.

4. The intelligent security door lock of claim 3, wherein: the guide surface (8011) is arranged at one end of the driving block (801) far away from the lock hole (501).

5. The intelligent security door lock of claim 2, wherein: the installation structure is characterized in that an installation support (6) is arranged in the installation body (1), the lock bolt (7) is movably arranged on the installation support (6), the driving block (801) is rotatably arranged on the installation support (6), and the motor (802) is fixed on the installation support (6) and is connected with the driving block (801) through a gear mechanism (803).

6. The intelligent security door lock of claim 2, wherein: the lock bolt is characterized in that an elastic resetting mechanism (9) is arranged on the lock bolt (7), the elastic resetting mechanism (9) is arranged at one end, far away from the lock hole (501), of the lock bolt (7), and the elastic resetting mechanism (9) is used for pushing the lock bolt (7) to move towards the direction of entering the lock hole (501).

7. The intelligent security door lock of claim 6, wherein: the tip of handle (4) is provided with locking block (5), locking block (5) set up the one end of keeping away from axis of rotation (3) direction in handle (4), lockhole (501) set up on locking block (5), be provided with mounting groove (102) that are used for holding locking block (5) on installation body (1).

8. The intelligent security door lock of claim 7, wherein: the end part of the lock bolt (7) is provided with a lock head (702), and the lock head (702) is provided with an extrusion surface (703) matched with the locking block (5).

9. The intelligent security door lock of claim 1, wherein: the mounting body (1) is provided with a limiting groove (101) for accommodating the handle (4), and the end part of the handle (4) is hinged on the rotating shaft (3) through a hinge shaft.

10. The intelligent security door lock of claim 9, wherein: the handle ejection mechanism is characterized in that an ejection mechanism (10) enabling the handle (4) to eject out of the limiting groove (101) is arranged in the limiting groove (101), the ejection mechanism (10) comprises an ejector block and a jacking spring driving the ejector block to outwards jack the handle (4), a mounting hole is formed in the mounting body (1), and the ejector block is movably arranged in the mounting hole.