阅读说明：本技术 一种具有应急开锁功能的智能门锁 (Intelligent door lock with emergency unlocking function ) 是由 唐仙强 王荣臻 周深能 何徐武 于 2020-08-10 设计创作，主要内容包括：本发明涉及一种具有应急开锁功能的智能门锁,包括室外锁、室内锁和锁体,所述室外锁上设置有门把手、识别模组、数码按键、液晶屏、驱动器以及控制线路板,所述室外锁或室内锁内还设置有电源,所述识别模组、数码按键、液晶屏、驱动器以及控制线路板与电源电性连接。在发生火灾时,外界温度达到热感应装置开启阈值后,智能门锁控制线路板控制电机工作,通过减速器带动驱动孔运动,并通过锁芯的驱动杆带动驱动块运动,使锁体的锁头回缩,达到自动开锁的目的,进而使门锁处于开启状态,便于室外进入室内进行施救或室内人员撤离。(The invention relates to an intelligent door lock with an emergency unlocking function, which comprises an outdoor lock, an indoor lock and a lock body, wherein the outdoor lock is provided with a door handle, an identification module, a digital key, a liquid crystal screen, a driver and a control circuit board, the outdoor lock or the indoor lock is also internally provided with a power supply, and the identification module, the digital key, the liquid crystal screen, the driver and the control circuit board are electrically connected with the power supply. When a fire disaster occurs, after the external temperature reaches the opening threshold value of the thermal sensing device, the intelligent door lock control circuit board controls the motor to work, the speed reducer drives the driving hole to move, the driving rod of the lock cylinder drives the driving block to move, the lock head of the lock body retracts, the purpose of automatically unlocking is achieved, the door lock is further in an open state, and the outdoor door lock can conveniently enter the room for rescue or the indoor personnel can conveniently withdraw.)

1. An intelligent door lock with an emergency unlocking function comprises an outdoor lock (1), an indoor lock (12) and a lock body (14), wherein a door handle (2), an identification module (3), a digital key (4), a liquid crystal screen (5), a driver (6) and a control circuit board (8) are arranged on the outdoor lock (1), a power supply (9) is further arranged in the outdoor lock (1) or the indoor lock (12), and the identification module (3), the digital key (4), the liquid crystal screen (5), the driver (6) and the control circuit board (8) are electrically connected with the power supply (9);

the method is characterized in that:

the driver (6) is provided with a driving hole (601), a speed reducer (602) and a motor (603), and the driving hole (601) can be driven by the motor (603) through the speed reducer (602) to move;

the lock body (14) comprises a lock shell (141) and a lock head (140);

the lock cylinder (13) is provided with a driving rod (130), a driving block (131) and a fixing hole (132), and the fixing hole (132) is fixedly arranged on the lock body (14) through a screw;

the driving hole (601) is in driving connection with a driving rod (130) of the lock cylinder (13), and the driving block (131) is in driving connection with the lock head (140);

a heat sensing device (11) is further arranged in the indoor lock (12), and the heat sensing device (11) is electrically connected with the control circuit board (8); when the thermal sensing device (11) receives that the external temperature reaches an opening threshold value, the sensing device (11) guides the control circuit board (8) to enable the power supply (9) to be directly connected with the driver (6), so that the motor (603) of the driver (6) is in a working state, the motor (603) drives the speed reducer (602) to drive the driving hole (601) to move, the driving hole (601) further drives the driving rod (130) of the lock cylinder (13) to drive the driving block (131) to move, and the lock head (140) of the lock body (14) retracts, so that the door lock is in an opening state.

2. An intelligent door lock with emergency unlocking function according to claim 1, wherein the heat sensing device (11) is a thermistor or an infrared receiver.

3. An intelligent door lock with emergency unlocking function according to claim 1, wherein the opening threshold of the heat sensing device (11) for receiving the outside temperature is set to 55-60 ℃.

4. An intelligent door lock with an emergency unlocking function according to claim 1, wherein an acoustic and optical alarm generator is further arranged in the heat sensing device (11).

5. The intelligent door lock with the emergency unlocking function according to any one of claims 1 to 4, wherein the identification module (3) is a biological identification module.

6. The intelligent door lock with the emergency unlocking function according to claim 5, wherein the biological recognition module is an optical, semiconductor, ultrasonic, finger vein, fingerprint recognition, face recognition or iris recognition module.

7. The intelligent door lock with the emergency unlocking function according to claim 1, wherein the speed reducer (602) is provided with a gear transmission system, and the gear transmission system is provided with a worm wheel and a worm transmission device.

8. The intelligent door lock with the emergency unlocking function according to claim 1, 2, 3, 4, 6 or 7, characterized in that the heat sensing device (11) is further provided with a smoke sensor (15), when the smoke concentration reaches a set value, a signal of the smoke sensor (15) is transmitted to the control circuit board (8), the control circuit board (8) controls the motor (603) of the driver (6) to operate, the reducer (602) drives the driving hole (601) to move, and the driving rod (130) of the lock cylinder (13) drives the driving block (131) to move, so that the lock head (140) of the lock body (14) retracts, and the door lock is in an unlocked state.

Technical Field

The invention belongs to the field of accessories of doors, and particularly relates to an intelligent door lock with an emergency unlocking function.

Background

Along with the continuous improvement of people's standard of living, the demand of people's intelligence lock is more and more high, but the door on the existing market has a potential sound insulation problem, and when indoor or public scene conflagration breaks out, the intelligent lock back of the body fire face can not be opened. For example, when a fire disaster occurs indoors, the door lock cannot be unlocked outdoors under the condition of no key or intelligent identification, meanwhile, the door lock cannot be unlocked outdoors through a calling mode to inform indoor personnel, even the indoor personnel cannot reach the position of the door to unlock the door due to a fire disaster, and the outdoor rescue cannot enter the room to rescue.

Disclosure of Invention

The invention provides an intelligent door lock with an emergency unlocking function, which aims to solve the problem that the back fire surface of the intelligent door lock cannot be unlocked in case of fire.

In order to solve the technical problems, the intelligent door lock with the emergency unlocking function comprises an outdoor lock, an indoor lock and a lock body, wherein the outdoor lock is provided with a door handle, an identification module, a digital key, a liquid crystal screen, a driver and a control circuit board;

the driver is provided with a driving hole, a speed reducer and a motor, and the driving hole can be driven by the motor through the speed reducer to move;

the lock body comprises a lock shell and a lock head;

the lock cylinder is provided with a driving rod, a driving block and a fixing hole, and the fixing hole is fixedly arranged on the lock body through a screw;

the driving hole is in driving connection with a driving rod of the lock cylinder, and the driving block is in driving connection with the lock head;

a thermal sensing device is also arranged in the indoor lock and is electrically connected with the control circuit board; when the heat sensing device receives that the external temperature reaches the opening threshold value, the sensing device guides the control circuit board to enable the power supply to be directly connected with the driver, so that the motor of the driver is in a working state, the motor drives the speed reducer to drive the driving hole to move, the driving hole further drives the driving rod of the lock cylinder to drive the driving block to move, the lock head of the lock body retracts, and the door lock is in an opening state.

Further, the thermal sensing device is a thermistor or an infrared receiver.

Further, the opening threshold of the heat sensing device for receiving the external temperature is set to be 55-60 ℃.

Furthermore, an acoustic and optical alarm generator is also arranged in the heat induction device.

Furthermore, the identification module is a biological identification module.

Furthermore, the biological identification module is an optical, semiconductor, ultrasonic, finger vein, fingerprint identification, face identification or iris identification module.

Furthermore, the speed reducer is provided with a gear transmission system, and the gear transmission system is provided with a worm wheel and a worm transmission device.

Furthermore, a smoke sensor is arranged at the position of the heat sensing device, when the smoke concentration reaches a set value, a signal of the smoke sensor is transmitted to the control circuit board, the control circuit board controls a motor of the driver to work, the driving hole is driven to move through the speed reducer, the driving block is driven to move through the driving rod of the lock cylinder, the lock head of the lock body retracts, and therefore the door lock is in an open state.

The invention has the beneficial effects that: when a fire disaster occurs, after the external temperature reaches the opening threshold value of the thermal sensing device, the intelligent door lock control circuit board controls the motor to work, the speed reducer drives the driving hole to move, the driving rod of the lock cylinder drives the driving block to move, the lock head of the lock body retracts, the purpose of automatically unlocking is achieved, the door lock is further in an opening state, and the door lock can conveniently enter the room outdoors to be rescued.

Drawings

FIG. 1 is a schematic diagram of a front structure of an intelligent door lock according to an embodiment of the invention;

FIG. 2 is a schematic view of the interior of an outdoor lock according to an embodiment of the present invention;

FIG. 3 is a schematic view of the interior of an exemplary indoor lock of the present invention;

figure 4 is a schematic view of an example lock body of the present invention;

FIG. 5 is a schematic view of an example lock cylinder configuration of the present invention;

FIG. 6 is a schematic view of a retarder according to an embodiment of the present invention.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. The following description is of the preferred embodiment for carrying out the invention, and is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the scope of the invention. The scope of the present invention is defined by the appended claims.

The present invention will be described in further detail below with reference to the accompanying drawings, but the present invention is not limited thereto.