CN110905307A - Automatic fire door opening method for Internet of things intelligent door lock - Google Patents
Automatic fire door opening method for Internet of things intelligent door lock Download PDFInfo
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- CN110905307A CN110905307A CN201911228601.7A CN201911228601A CN110905307A CN 110905307 A CN110905307 A CN 110905307A CN 201911228601 A CN201911228601 A CN 201911228601A CN 110905307 A CN110905307 A CN 110905307A
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B65/00—Locks or fastenings for special use
- E05B65/10—Locks or fastenings for special use for panic or emergency doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B45/00—Alarm locks
- E05B45/06—Electric alarm locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B45/00—Alarm locks
- E05B45/06—Electric alarm locks
- E05B2045/065—Switch or sensor type used in alarm locks
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/005—Opening, closing of the circuit
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0067—Monitoring
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- Lock And Its Accessories (AREA)
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Abstract
The invention provides an automatic fire door opening method for an intelligent door lock of the Internet of things, which comprises the following steps: step 1000: measuring the indoor temperature to be above a first temperature threshold value, and measuring the indoor smoke to reach the first smoke threshold value; step 2000: opening all the lock structures to open the door; the first temperature threshold is above 55 ℃; the first smoke threshold is more than 5% OBS/M and less than 15% OBS/M. The temperature sensor and the smoke sensor are combined, and the beneficial effects of opening the door at the initial stage of a fire, adding the mechanical unlocking mechanism to prevent the electronic device from being locked by the failed door, and ensuring that the door is not locked when opened are achieved by setting specific parameters.
Description
Technical Field
The invention relates to an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster and a door opening method thereof, in particular to an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster, clearing a survival channel and facilitating escape of people and a door opening method thereof.
Background
Modern intelligent door lock brings convenience and safety for masses' life, so more and more people accept and install intelligent door lock. But now, the intelligent door lock also has some hidden dangers.
The intelligent door lock is composed of a circuit part, a motor driving part, a motor clutch, an electronic lock body and other parts. Under the normal life situation, the property safety is guaranteed, when the door lock is locked, a plurality of electronic and mechanical components are required to be linked to unlock the door, the door lock is generally unlocked by identifying user information, matching password information and sending a door opening instruction through motor driving, and the time is slightly long. However, if disasters such as fire disaster occur, the survival time is captured in seconds, and the delay of two or three seconds can cause great personnel property loss; in addition, in case of fire and the like, electronic components in the lock body are easily affected by factors such as temperature and the like, so that the electronic components or the motor clutch components are damaged, the door lock cannot be opened late, and the residents are prevented from escaping for the first time.
How to release a door lock locking mechanism at the initial stage of a fire disaster, prevent the door lock from being locked due to failure of an electronic device, keep the door in an open state and keep a survival channel smooth; and how to prevent the wrong report fire alarm, lead to the door to open, arouse the property safety problem to become the problem that the thing networking intelligence lock is waited for solve urgently.
Disclosure of Invention
The invention provides an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster and a door opening method thereof.
The invention provides an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster, which comprises a main lock module, an auxiliary lock module and a door lock structure, wherein the main lock module is connected with the auxiliary lock module through a door lock mechanism; the main lock module is positioned at the outer side of the door, the auxiliary lock module is positioned at the inner side of the door, the main lock module is connected with the auxiliary lock module, the main lock module is connected with the door lock structure, the auxiliary lock module is connected with the door lock structure,
the slave-lock module is comprised of,
a temperature sensor to measure an indoor temperature, a temperature sensing end of the temperature sensor being located in an indoor environment; a smoke sensor to measure indoor smoke, a smoke sensing end of the smoke sensor being located in an indoor environment;
when the indoor temperature measured by the temperature sensing end is above a first temperature threshold and the indoor smoke measured by the smoke sensing end reaches a first smoke threshold, opening all the lock structures in the door lock structures to open the door;
the first temperature threshold is above 55 ℃; the first smoke threshold is more than 5% OBS/M and less than 15% OBS/M.
Preferably, the slave lock module and/or the master lock module further include a wireless communication module, and when the indoor temperature measured by the temperature sensing terminal is a second temperature threshold or the indoor smoke measured by the smoke sensing terminal reaches a second smoke threshold, the wireless communication module sends out early warning information;
the second temperature threshold range is more than 45 ℃ and not more than 55 ℃; the second smoke threshold is no more than 5% OBS/M.
Preferably, the slave lock module and/or the master lock module further include a display screen module and a voice module, and the early warning information includes visual information and text information on the display screen module and auditory information sent by the voice module.
Preferably, the master lock module is electrically connected with the slave lock module, the master lock module is electrically connected with the door lock structure, and the slave lock module is electrically connected with the door lock structure;
the primary lock module comprises a first controller, the door lock structure comprises a motor, and the first controller controls the motor to lock or unlock the lock structure;
when the temperature sensing end measures that indoor temperature is more than a first temperature threshold value, when the smog sensing end measures that indoor smog reaches a first smog threshold value, temperature sensor with the smog sensor to first controller sends the instruction of unblanking, first controller control the motor is opened all the lock structure.
Preferably, the master lock module is electrically connected with the slave lock module, the master lock module is electrically connected with the door lock structure, and the slave lock module is electrically connected with the door lock structure;
the slave lock module includes a second controller, the door lock structure includes a motor, and the second controller controls the motor to lock or unlock the lock structure;
when the temperature sensing end measures that indoor temperature is above a first temperature threshold value, when the smog sensing end measures that indoor smog reaches a first smog threshold value, temperature sensor with the smog sensor to the second controller sends out the instruction of unblanking, the second controller control the motor is opened all the lock structure.
Preferably, the second controller and the motor store target characteristic values; and after receiving an unlocking instruction, the second controller matches the target characteristic value with the motor to which the second controller belongs, and the motor opens all the lock structures.
Preferably, the master lock module is electrically connected with the slave lock module, and the master lock module is mechanically connected with the door lock structure; the primary lock module includes an unlocking mechanism for mechanically unlocking all of the lock structures.
Preferably, the slave lock module is mechanically connected to the door lock structure; the slave lock module includes an unlocking mechanism for mechanically unlocking all of the lock structures.
Preferably, the lock comprises a bolt and a connecting rod, wherein the bolt is fixedly connected with the connecting rod; the unlocking mechanism comprises a mechanical rod and a mechanical bolt, and a bolt groove for the sliding of the mechanical bolt is formed in the connecting rod;
when the temperature sensing end measures that the indoor temperature is above a first temperature threshold value, when the smoke sensing end measures that indoor smoke reaches a first smoke threshold value, the mechanical rod pulls the mechanical bolt to drive the lock tongue to slide into the door body, so that the lock structure is opened.
Preferably, the lock structure further comprises a connecting rod traction piece for normally drawing the bolt to open the door; the connecting rod traction piece comprises a locking clamping groove, and a locking bulge is arranged on the mechanical rod; when the spring bolt slides into the door body, the dead lock clamping groove is buckled with the dead lock bulge to prevent the spring bolt from sliding out to cause the door to be closed.
The automatic fire door opening method for the intelligent door lock of the Internet of things comprises the following steps:
step 1000: measuring the indoor temperature to be above a first temperature threshold value, and measuring the indoor smoke to reach the first smoke threshold value;
step 2000: opening all the lock structures to open the door;
the first temperature threshold is above 55 ℃; the first smoke threshold is more than 5% OBS/M and less than 15% OBS/M.
Preferably, step 2000 further comprises: all the lock structures are locked to keep the door open.
Preferably, the method further comprises the following steps:
when the measured indoor temperature is the second temperature threshold value or the measured indoor smoke reaches the second smoke threshold value, early warning information is sent;
the second temperature threshold range is more than 45 ℃ and not more than 55 ℃; the second smoke threshold is no more than 5% OBS/M.
Preferably, the warning message includes a visual message, a text message, and an auditory message.
The invention provides an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster and a door opening method thereof.
Drawings
FIG. 1 is a schematic perspective view of an intelligent door lock according to the present invention;
FIG. 2 is a schematic diagram of the intelligent door lock structure of the present invention;
fig. 3 is a schematic view of the mechanical unlocking mechanism of the present invention when the door is normally closed.
FIG. 4 is a flow chart of the automatic unlocking method of the present invention.
Detailed Description
The invention provides an internet of things intelligent door lock capable of automatically opening a door in a fire disaster and a door opening method thereof.
In the drawings, the dimensional ratios of layers and regions are not actual ratios for the convenience of description. When a layer (or film) is referred to as being "on" another layer or substrate, it can be directly on the other layer or substrate, or intervening layers may also be present. In addition, when a layer is referred to as being "under" another layer, it can be directly under, and one or more intervening layers may also be present. In addition, when a layer is referred to as being between two layers, it can be the only layer between the two layers, or one or more intervening layers may also be present. Like reference numerals refer to like elements throughout. In addition, when two components are referred to as being "connected," they include physical connections, including, but not limited to, electrical connections, contact connections, and wireless signal connections, unless the specification expressly dictates otherwise.
Today, the internet of things is rapidly developed, the intelligent door lock is gradually popularized to a daily family, and as residential communities are more and more high-rise, people escape under extreme conditions such as fire and the like becomes more and more important; in case of fire, the door is closed, especially the door lock is in the state of fire, which is an important reason for casualties.
In order to ensure that the intelligent door lock is opened at the initial stage of a fire disaster, the invention provides the Internet of things intelligent door lock capable of automatically opening the door at the initial stage of the fire disaster, wherein the temperature sensor and the smoke sensor are combined, and the beneficial effects of opening the door at the initial stage of the fire disaster, adding a mechanical unlocking mechanism to prevent the electronic device from being locked by the failed door lock and ensuring that the door is not locked when opened are achieved.
The invention provides an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster, which comprises a main lock module 2, a slave lock module 1 and a door lock structure 3, wherein the main lock module is connected with the slave lock module through a network; the main lock module 2 is positioned at the outer side of the door, the auxiliary lock module 1 is positioned at the inner side of the door, the main lock module 2 is connected with the auxiliary lock module 1, the main lock module 2 is connected with the door lock structure 3, the auxiliary lock module 1 is connected with the door lock structure 3,
the slave-lock module 1 comprises, in combination,
a temperature sensor 14 to measure an indoor temperature, a temperature sensing end (not shown) of the temperature sensor 14 being located in an indoor environment; a smoke sensor 15 to measure indoor smoke, a smoke sensing end (not shown) of said smoke sensor 15 being located in an indoor environment; as shown in fig. 1, the upper end of the housing of the lock module 1 is open, and the temperature sensing end (not shown) of the temperature sensor 14 and the smoke sensing end (not shown) of the smoke sensor 15 are both located in the opening, so as to ensure that the sensing ends are in sufficient contact with the indoor environment.
When the temperature sensing end (not shown) measures that the indoor temperature is above a first temperature threshold value and the smoke sensing end (not shown) measures that the indoor smoke reaches the first smoke threshold value, all the lock structures in the door lock structure 3 are opened to open the door, wherein the lock structures comprise a main lock 31 and other safety locks 32, 33, 34 and 35; the first temperature threshold is above 55 ℃; the first smoke threshold is more than 5% OBS/M and less than 15% OBS/M; open the door in order to guarantee the condition of a fire initial stage, guarantee that the passageway of seeking survival is unobstructed, just temperature sensing end (not shown) all are located the door inboard with smog sensing end (not shown), can prevent to imitate the conflagration temperature smog condition and open the act of stealing of door, can guarantee resident family personal and property safety.
The slave lock module 1 and/or the master lock module 2 further include a wireless communication module, as shown in fig. 2, the slave lock module includes a wireless communication module 12, and when the indoor temperature measured by the temperature sensing terminal (not shown) is a second temperature threshold or the indoor smoke measured by the smoke sensing terminal (not shown) reaches a second smoke threshold, the wireless communication module 12 sends out warning information; the second temperature threshold range is more than 45 ℃ and not more than 55 ℃; the second smoke threshold is no more than 5% OBS/M; the resident is ensured to be reminded or awakened in the early stage of the fire. It should be noted that, the main lock module 2 may include the same wireless communication module (not shown) to prevent the wireless communication module 12 inside the door from failing, and the wireless communication modules inside and outside the door (not shown) may operate simultaneously, or the wireless communication module 12 inside the door may operate preferentially; or the wireless communication module 12 inside the door fails, and the wireless communication module outside the door (not shown) operates again.
Preferably, the wireless communication module 12 is any one of NB-IOT networks, 2G, 3G, 4G, 5G, WIFI, ad hoc network gateways, and the like, or a combination thereof with a priority order.
The wireless communication module 12 sends out an early warning message to a management background module (not shown) located on the door lock or on a mobile device held by the user.
The management background module (not shown) is located on the door lock, the slave lock module and/or the master lock module further comprises a display screen module and a voice module (not shown), and the early warning information comprises visual information and text information on the display screen module and auditory information and tactile information sent by the voice module (not shown). In this embodiment, as shown in fig. 1, the slave lock module 1 includes a display screen module 21 and a voice module (not shown), and the warning message includes visual information and text information on the display screen module 21 and auditory information and tactile information sent by the voice module (not shown).
In other embodiments, the background module (not shown) is a software module on a mobile device held by the user, and the warning information sent by the software module to the mobile device includes visual information and text information on a display screen module of the mobile device, and auditory information and tactile information sent by a voice module (not shown) of the mobile device.
In this embodiment, as shown in fig. 2, the master lock module 2 is electrically connected to the slave lock module 1, the master lock module 2 is electrically connected to the door lock structure 3, and the slave lock module 1 is electrically connected to the door lock structure 3; the main lock structure 2 includes a first controller 20, the door lock structure 3 includes a motor (not shown), and the first controller 20 controls the motor (not shown) to lock or unlock the lock structure; when the temperature sensing end (not shown) measures that the indoor temperature is higher than a first temperature threshold value and the smoke sensing end (not shown) measures that indoor smoke reaches a first smoke threshold value, the temperature sensor 14 and the smoke sensor 15 send an unlocking instruction to the first controller 20, and the first controller 20 controls the motor (not shown) to open all the lock structures.
In other embodiments, as shown in fig. 2, the master lock module 2 is electrically connected to the slave lock module 1, the master lock module 2 is electrically connected to the door lock structure 3, and the slave lock module 1 is electrically connected to the door lock structure 3; the slave lock structure 1 includes a second controller 10, the door lock structure 3 includes a motor (not shown), and the second controller 10 controls the motor (not shown) to lock or unlock the lock structure; when the temperature sensing end (not shown) measures that the indoor temperature is higher than a first temperature threshold value and the smoke sensing end (not shown) measures that indoor smoke reaches a first smoke threshold value, the temperature sensor 14 and the smoke sensor 15 send an unlocking instruction to the second controller 10, and the second controller controls the motor 10 to open all the lock structures.
In the present embodiment, the second controller 10 and the motor (not shown) store target characteristic values; after receiving the unlocking command, the second controller 10 matches the target characteristic value with the motor (not shown), and the motor (not shown) opens all the lock structures.
In this embodiment, as shown in fig. 2, the slave lock module 1 further includes a power module 11 and a user setting module 13, the master lock module 2 further includes an RFID module 22, a touch key module 23, a biological information identification module 24 and a bluetooth module 25, and the slave lock module 1 is electrically connected to the master lock module 2 to supply power to the master lock module 2.
Preferably, the biological information recognition module 24 is any one or any combination of a fingerprint recognition module, a voice recognition module, or an iris recognition module.
Under some conditions, the intelligent door lock electronic circuit system is partially or completely out of work due to disasters such as fire, so that the door lock structure 3 cannot be electrically connected to receive an unlocking instruction and cannot be smoothly opened.
In this embodiment, the door lock structure 3 includes an unlocking mechanism for mechanically unlocking all the lock structures.
Referring to the unlocking mechanism for mechanically unlocking the lock structure, as shown in fig. 3, the normal lock structure includes a lock tongue 305, a connecting rod 304, the lock tongue 305 is fixedly connected to the connecting rod 304, wherein the normal lock structure further includes a spring element 300, a connecting rod pulling element 302, a pulling hole 301, and a lock tongue bolt 303 on the connecting rod pulling element 302, the lock tongue bolt 303 is tightly locked in a groove in the connecting rod 304, so that a door handle or a key or a motor drives a pulling rod (not shown) tightly inserted into the square pulling hole 301 to rotate clockwise or counterclockwise, so as to drive the connecting rod pulling element 302 to slide rightward or leftward, so as to drive the lock tongue 305 to slide rightward or release the lock tongue 305 to eject the lock tongue 305 to slide leftward by the spring element 300, thereby unlocking the lock structure or; as shown in fig. 3, the unlocking mechanism includes a mechanical rod 308 and a mechanical bolt 307 on the mechanical rod 308, a bolt slot 306 for the mechanical bolt 307 to slide is provided on the connecting rod 304, and under the condition of no fire, the bolt slot 306 ensures that the mechanical bolt 307 slides freely without affecting the normal use of the intelligent door lock; when the temperature sensing end (not shown) measures that the indoor temperature is higher than a first temperature threshold value and the smoke sensing end (not shown) measures that the indoor smoke reaches the first smoke threshold value, the mechanical rod 308 drives the mechanical bolt 307 to drive the bolt 305 to slide into the door body so as to open the lock structure.
After the unlocking mechanism mechanically slides the lock tongue 305 into the door body to open the door lock structure 3, the spring member 300 applies a leftward traction force to the unlocking structure in real time, and in order to prevent the unlocking mechanism from being released and failed in a critical situation, it is preferable that the lock structure further includes a connecting rod traction member 302 for normally pulling the lock tongue 305 to open the door, as shown in fig. 3; the connecting rod traction piece 302 comprises a locking clamping groove 309', and a locking protrusion 309 is arranged on the mechanical rod 308; when the bolt 305 slides into the door body, the deadlocking groove 309' is engaged with the deadlocking protrusion 309, so as to deadlock the door lock structure 3, thereby preventing the bolt 305 from sliding out and closing the door. As shown in fig. 3, the mechanical rod 308 is horizontally disposed, the lower edge of the traction link 302 forms an acute angle with the mechanical rod 308, when the mechanical rod 308 slides rightward, the locking protrusion 309 will be pressed against the lower edge of the traction link 302, the mechanical rod 308 has an upward elastic force, and the locking slot 309' and the locking protrusion 309 are automatically engaged under the upward elastic force of the mechanical rod 308.
Preferably, the temperature sensor 14 and the smoke sensor 15 are electrically connected with a motor (not shown) of the original door lock structure 3 through the first controller 20 or the second controller 10, and the motor (not shown) of the original door lock structure 3 is used to pull the mechanical rod 308 to move to the right.
Preferably, the temperature sensor 14 and the smoke sensor 15 are directly electrically connected to a motor (not shown) of the original door lock structure 3, and the motor (not shown) pulls the mechanical rod 308 to move to the right.
Preferably, the unlocking mechanism comprises an unlocking motor (not shown), the temperature sensor 14 and the smoke sensor 15 are directly electrically connected with the unlocking motor (not shown) of the unlocking mechanism, and the unlocking motor (not shown) pulls the mechanical rod 308 to move to the right.
Preferably, the mechanical rod 308 includes a manual sliding rod (not shown) extending out of the door body to the outside of the main lock module 2 and/or the auxiliary lock module 1, the door body and the main lock module 2 and/or the auxiliary lock module 1 include a horizontal slot for the sliding rod to move, so that in an emergency, the sliding rod is manually pulled, and the mechanical rod 308 drives the mechanical bolt 307 to slide the lock tongue 305 into the door body to open the lock structure.
The invention also provides an automatic fire door opening method for the Internet of things intelligent door lock, which comprises the following steps of:
step 1000: measuring the indoor temperature to be above a first temperature threshold value, and measuring the indoor smoke to reach the first smoke threshold value;
step 2000: opening all the lock structures to open the door;
the first temperature threshold is above 55 ℃; the first smoke threshold is more than 5% OBS/M and less than 15% OBS/M.
As shown in FIG. 1, the lock structure includes a primary lock 31 and other security locks 32, 33, 34 and 35
In step 1000, as shown in fig. 1, a master lock module 2, a slave lock module 1 and a door lock structure 3 are included; the main lock module 2 is positioned at the outer side of the door, the auxiliary lock module 1 is positioned at the inner side of the door, the main lock module 2 is connected with the auxiliary lock module 1, the main lock module 2 is connected with the door lock structure 3, the auxiliary lock module 1 is connected with the door lock structure 3,
the slave lock module 1 comprises a temperature sensor 14 to measure the indoor temperature, a temperature sensing end (not shown) of the temperature sensor 14 being located in the indoor environment; a smoke sensor 15 to measure indoor smoke, a smoke sensing end (not shown) of said smoke sensor 15 being located in an indoor environment; as shown in fig. 1, the upper end of the housing of the lock module 1 is open, and the temperature sensing end (not shown) of the temperature sensor 14 and the smoke sensing end (not shown) of the smoke sensor 15 are both located in the opening, so as to ensure that the sensing ends are in sufficient contact with the indoor environment. When the temperature sensing end (not shown) measures that the indoor temperature is above a first temperature threshold value and the smoke sensing end (not shown) measures that the indoor smoke reaches the first smoke threshold value, all the lock structures in the door lock structure 3 are opened to open the door, wherein the lock structures comprise a main lock 31 and other safety locks 32, 33, 34 and 35; first temperature threshold value is more than 55 degrees centigrade to guarantee that the door is opened in the condition of a fire initial stage, guarantee that the passageway of seeking survival is unobstructed, just temperature sensing end (not shown) all are located the door inboard with smog sensing end (not shown), can prevent to imitate the conflagration temperature smog condition and open the act of stealing of door, can guarantee resident family personal and property safety.
the temperature sensor 14 and the smoke sensor 15 send an unlocking instruction to the second controller 10, and the second controller 10 controls the motor to open all the lock structures.
In the present embodiment, the second controller 10 and the motor (not shown) store target characteristic values; after receiving the unlocking command, the second controller 10 matches the target characteristic value with the motor (not shown), and the motor (not shown) opens all the lock structures.
In this embodiment, the master lock module 2 is electrically connected to the slave lock module 1, and the master lock module 2 is mechanically connected to the door lock structure 3; the primary lock module 2 includes an unlocking mechanism for mechanically unlocking all of the lock structures.
In other embodiments, the slave lock arrangement 1 is mechanically connected to the door lock arrangement 3; the slave lock module 1 comprises an unlocking mechanism for mechanically unlocking all the lock structures.
As shown in fig. 3, the normal lock structure includes a lock tongue 305, a connecting rod 304, the lock tongue 305 is fixedly connected with the connecting rod 304, wherein the normal lock structure further includes a spring element 300, a connecting rod pulling member 302, a pulling hole 301 and a lock tongue bolt 303 on the connecting rod pulling member 302, the lock tongue bolt 303 is tightly locked in a groove in the connecting rod 304, so that a door handle or a key or a motor drives a pulling rod (not shown) tightly inserted in the square pulling hole 301 to rotate clockwise or counterclockwise to drive the connecting rod pulling member 302 to slide right or left, thereby driving the lock tongue 305 to slide right or releasing the lock tongue 305 to eject the lock tongue 305 to slide left by the spring element 300, thereby unlocking the lock structure or locking the lock structure; as shown in fig. 3, the unlocking mechanism includes a mechanical rod 308 and a mechanical bolt 307 on the mechanical rod 308, a bolt slot 306 for the mechanical bolt 307 to slide is provided on the connecting rod 304, and under the condition of no fire, the bolt slot 306 ensures that the mechanical bolt 307 slides freely without affecting the normal use of the intelligent door lock; when the temperature sensing end (not shown) measures that the indoor temperature is higher than a first temperature threshold value and the smoke sensing end (not shown) measures that the indoor smoke reaches the first smoke threshold value, the mechanical rod 308 drives the mechanical bolt 307 to drive the bolt 305 to slide into the door body so as to open the lock structure.
after the unlocking mechanism mechanically slides the lock tongue 305 into the door body to open the door lock structure 3, the spring member 300 applies a leftward traction force to the unlocking structure in real time, and in order to prevent the unlocking mechanism from being released and failed in a critical situation, it is preferable that the lock structure further includes a connecting rod traction member 302 for normally pulling the lock tongue 305 to open the door, as shown in fig. 3; the connecting rod traction piece 302 comprises a locking clamping groove 309', and a locking protrusion 309 is arranged on the mechanical rod 308; when the bolt 305 slides into the door body, the deadlocking groove 309' is engaged with the deadlocking protrusion 309, so as to deadlock the door lock structure 3, thereby preventing the bolt 305 from sliding out and closing the door. As shown in fig. 3, the mechanical rod 308 is horizontally disposed, the lower edge of the traction link 302 forms an acute angle with the mechanical rod 308, when the mechanical rod 308 slides rightward, the locking protrusion 309 will be pressed against the lower edge of the traction link 302, the mechanical rod 308 has an upward elastic force, and the locking slot 309' and the locking protrusion 309 are automatically engaged under the upward elastic force of the mechanical rod 308.
In this embodiment, the automatic door opening method further includes an early warning step:
when the measured indoor temperature is the second temperature threshold value or the measured indoor smoke reaches the second smoke threshold value, early warning information is sent; the door is opened at the initial stage of fire, and the survival channel is ensured to be smooth.
The second temperature threshold range is more than 45 ℃ and not more than 55 ℃; the second smoke threshold is no more than 5% OBS/M.
In this embodiment, the warning information includes visual information, text information, and auditory information.
The slave lock module 1 and/or the master lock module 2 further include a wireless communication module, as shown in fig. 2, the slave lock module includes a wireless communication module 12, and when the indoor temperature measured by the temperature sensing terminal (not shown) is a second temperature threshold or the indoor smoke measured by the smoke sensing terminal (not shown) reaches a second smoke threshold, the wireless communication module 12 sends out warning information; the second temperature threshold range is more than 45 ℃ and not more than 55 ℃; the second smoke threshold is no more than 5% OBS/M; the resident is ensured to be reminded or awakened in the early stage of the fire. It should be noted that, the main lock module 2 may include the same wireless communication module (not shown) to prevent the wireless communication module 12 inside the door from failing, and the wireless communication modules inside and outside the door (not shown) may operate simultaneously, or the wireless communication module 12 inside the door may operate preferentially; or the wireless communication module 12 inside the door fails, and the wireless communication module outside the door (not shown) operates again.
Preferably, the wireless communication module 12 is any one of NB-IOT networks, 2G, 3G, 4G, 5G, WIFI, ad hoc network gateways, and the like, or a combination thereof with a priority order.
The wireless communication module 12 sends out an early warning message to a management background module (not shown) located on the door lock or on a mobile device held by the user.
The management background module (not shown) is located on the door lock, the slave lock module and/or the master lock module further comprises a display screen module and a voice module (not shown), and the early warning information comprises visual information and text information on the display screen module and auditory information and tactile information sent by the voice module (not shown). In this embodiment, as shown in fig. 1, the slave lock module 1 includes a display screen module 21 and a voice module (not shown), and the warning message includes visual information and text information on the display screen module 21 and auditory information and tactile information sent by the voice module (not shown).
In other embodiments, the background module (not shown) is a software module on a mobile device held by the user, and the warning information sent by the software module to the mobile device includes visual information and text information on a display screen module of the mobile device, and auditory information and tactile information sent by a voice module (not shown) of the mobile device.
The invention provides an Internet of things intelligent door lock capable of automatically opening a door in a fire disaster and an automatic door opening method thereof.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. An automatic fire door opening method for an intelligent door lock of the Internet of things comprises the following steps:
step 1000: measuring the indoor temperature to be above a first temperature threshold value, and measuring the indoor smoke to reach the first smoke threshold value;
step 2000: opening all the lock structures to open the door;
the first temperature threshold is above 55 ℃; the first smoke threshold is more than 5% OBS/M and less than 15% OBS/M.
2. The method of claim 1, wherein step 2000 further comprises: all the lock structures are locked to keep the door open.
3. The method of claim 1, wherein the warning message is provided when the measured indoor temperature is at a second temperature threshold or when the measured indoor smoke reaches a second smoke threshold;
the second temperature threshold range is more than 45 ℃ and not more than 55 ℃; the second smoke threshold is no more than 5% OBS/M.
4. The method of claim 3, wherein the pre-warning information comprises visual information, textual information, and audible information.
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| CN201911228601.7A CN110905307A (en) | 2019-12-04 | 2019-12-04 | Automatic fire door opening method for Internet of things intelligent door lock |
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| CN201911228601.7A CN110905307A (en) | 2019-12-04 | 2019-12-04 | Automatic fire door opening method for Internet of things intelligent door lock |
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| CN111734228A (en) * | 2020-08-03 | 2020-10-02 | 童禹霖 | Emergency intelligent lock capable of realizing escape |
| CN113327352A (en) * | 2021-05-27 | 2021-08-31 | 珠海格力电器股份有限公司 | Unlocking method and device of intelligent door lock, storage medium and intelligent door lock |
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