CN117671867B - Visitor safety alarm system based on Internet of things - Google Patents

Visitor safety alarm system based on Internet of things Download PDF

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Publication number
CN117671867B
CN117671867B CN202410138911.4A CN202410138911A CN117671867B CN 117671867 B CN117671867 B CN 117671867B CN 202410138911 A CN202410138911 A CN 202410138911A CN 117671867 B CN117671867 B CN 117671867B
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visitor
user
pressure sensor
door
gate
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CN117671867A (en
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杨剑峰
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Nantong Jingxi Information Technology Co ltd
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Nantong Jingxi Information Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather

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Abstract

The invention relates to a visitor safety alarm system based on the Internet of things, which is applied to the field of alarm devices, wherein a visitor protection machine with a safety alarm system is arranged at the side end of a gate, so that on one hand, semi-open communication with unknown visitors and article handover can be realized, and the personal safety of users can be effectively protected, and on the other hand, through the arrangement of an attracting hole and an imitated locking groove on an anti-theft plate, the position of a correct locking hole is covered, an intruder is induced to directly pass an unlocking tool through the attracting hole to carry out unlocking operation in the imitated locking groove, the data change of a main pressure sensor and an auxiliary pressure sensor is triggered, the timely alarm function for illegal invasion actions is realized, and in addition, the false unlocking process in the imitated locking groove can provide precious reaction processing time for users.

Description

Visitor safety alarm system based on Internet of things
Technical Field
The invention relates to an alarm system, in particular to a visitor safety alarm system based on the Internet of things, which is applied to the field of alarm devices.
Background
The cat eye can be generally arranged on the existing household gate, and some visual intercom equipment is even arranged, so that households can clearly see visitors outside the gate, the safety and convenience of the households are improved, however, along with the development of express delivery industry and takeaway industry, most households can select to directly deliver goods to the gate, and the households open the gate to take, so that certain dangers can exist for the households (especially females), and the living conditions of the households (such as the gender of the households and whether the households are single) can be known by delivery staff, so that information leakage is caused, and illegal unlocking invasion behaviors of other people are easily suffered.
To solve the above problems, the specification of chinese patent CN201810139179.7 discloses an alarm device, in which when a visitor image identified by a camera is not matched with a picture of a memory, the camera sends a signal to a controller, and the controller receives the signal to control an alarm to operate, the alarm device can identify the visitor image and distinguish whether the visitor is an acquaintance or a stranger, thereby giving different alarms to remind indoor personnel of guarding against theft.
The existing alarm device for visitors is used for distinguishing whether the visitors are acquaintances or strangers by combining an image recognition technology, but under the condition of strangers, users need to open doors to communicate or take goods and the like when necessary, unpredictable danger hidden dangers are easily brought to the users, in addition, at night or when the users go out, the gate locks are easily stolen, invaded and the like, the users are difficult to know in time, and life threat or property loss are easily caused to the users.
Disclosure of Invention
Aiming at the prior art, the invention aims to solve the technical problems that residents generally need to open doors to communicate or take goods when facing strangers, unpredictable dangerous hidden danger is easily brought to the users, and meanwhile, at night or when the users go out, the gate lock of the gate is easily stolen, invaded and the like, so that the users are difficult to know in time, and life threat or property loss is easily caused to the users.
In order to solve the problems, the invention provides a visitor safety alarm system based on the Internet of things, which comprises a visitor protection machine installed at the side end of a gate and a safety alarm system connected with a mobile terminal, wherein the visitor protection machine comprises a gate connecting rod and a wall attaching rod which are positioned at one side of the gate opening, the gate connecting rod is positioned between the wall attaching rod and the gate, the gate connecting rod and the wall attaching rod are fixedly connected between a wall body and a floor, the side end of the wall attaching rod far away from the gate connecting rod is also fixedly connected with the wall body, a plurality of protection bars are connected between the gate connecting rod and the wall attaching rod, an anti-theft plate is arranged at one side of the gate connecting rod close to the outside, the upper end and the lower end of the anti-theft plate are respectively connected with the wall body and the floor through electric sliding rails, and one end of the anti-theft plate close to the inside is fixedly provided with a control panel;
the anti-theft plate is provided with an attracting hole, one end of the connecting door rod, which is close to the outside, is provided with an imitation locking groove, the upper inner wall of the attracting hole is provided with an induction groove, the inside of the induction groove is slidably connected with a sliding block, the upper inner wall of the induction groove is fixedly connected with a main pressure sensor, a compression spring is arranged between the sliding block and the main pressure sensor, the inside of the imitation locking groove is slidably connected with a screen plate, one end, which is far away from a notch of the imitation locking groove, of the screen plate is fixedly connected with an air bag, and the inner wall, which is far away from the notch, of the imitation locking groove is fixedly connected with an auxiliary pressure sensor;
the safety warning system comprises an operation module, a sliding position control module, a timing module, an intrusion sensing module, an intrusion early warning module, an abnormal sensing module and an abnormal early warning module, wherein the control panel is electrically connected with the operation module, the electric sliding rail is electrically connected with the sliding position control module, the main pressure sensor is electrically connected with the abnormal sensing module, and the auxiliary pressure sensor is electrically connected with the intrusion sensing module.
The visitor safety alarm system based on the Internet of things can realize semi-open communication and article handover with unknown visitors, protect self safety, and alarm a user's mobile terminal in time when illegal invasion is carried out.
As a further supplement of the application, the anti-theft plate is fixedly connected with a camera near one end outdoors, and the safety warning system further comprises an image acquisition module, wherein the camera is electrically connected with the image acquisition module.
As a further supplement of the application, the sliding grooves are formed in one ends, close to each other, of the door connecting rod and the wall attaching rod, two ends of the pair of protective strips are respectively and slidably connected to the inside of the pair of sliding grooves, and the other protective strips are fixedly connected between the door connecting rod and the wall attaching rod.
As a further complement to this application, lure hole, imitative keyway two and the keyhole of gate outer end to be located same level height position, when the gate was in normal closed condition, imitative keyway and the horizontal distance between the gate keyhole were less than the horizontal width of wall pole.
As a further supplement of this application, when the side end that the burglary-resisting plate kept away from gate one side is laminated with the wall body, lure hole and imitative locked groove to communicate with each other, and the burglary-resisting plate covers in the outside of gate outer end keyhole.
As a further supplement of the application, one end of the sliding block, which is close to the attracting Kong Caokou, is of an inclined surface structure which is inclined downwards, in an initial state, the lower end of the sliding block is in contact with the inner bottom surface of the attracting hole, and the compression spring is in the original length.
As a further supplement of this application, electronic slide rail includes guide rail and slide, and slide sliding connection is in the outer end of guide rail, and a pair of slide is fixed connection respectively in the upper and lower both ends of burglary-resisting board, and a pair of guide rail is fixed connection respectively on wall body and floor.
The visitor safety alarm system based on the Internet of things comprises the following steps:
s1, when a known visitor arrives outside a door, a user can directly open a gate to receive the visitor under the condition that the user confirms that the visitor is acquaintance or safe;
s2, when an unknown visitor arrives outside a door, a user can check the visitor state through the control panel under the condition that the visitor safety cannot be confirmed, when opposite communication is needed, the control panel is used for controlling the anti-theft plate to transversely move towards the direction of the gate, the user can carry out semi-open communication between the areas between adjacent protective strips and the visitor, and the user can carry out article handover through the area gaps between the adjacent protective strips, so that the gate is not required to be opened under the unnecessary condition, and the user safety is effectively protected.
The visitor safety alarm system based on the Internet of things, and the use method thereof further comprises the following steps:
w1, when a user arrives at the outside of the door and needs to unlock the door, starting a safety warning system through the mobile terminal, controlling the antitheft plate to slightly move so that the attracting hole is opposite to the keyhole of the gate, and enabling the user to insert a key into the keyhole through the attracting hole to unlock the door;
w2, under the condition that the anti-theft plate does not move in W1, when a person adopts an unlocking tool to pass through the attractive Kong Kaisuo, the unlocking tool can enter the imitated locking groove to unlock the lock by mistake, the process can trigger the data change of the main pressure sensor and the auxiliary pressure sensor simultaneously, and when the data change of the main pressure sensor and the auxiliary pressure sensor exceeds the allowable time range T, a visitor protection opportunity sends visitor intrusion alarm reminding to a mobile terminal of a user, so that the user can know the intrusion condition of an unknown visitor in time, and the safety awareness of the user is improved;
w3, under the condition that the anti-theft plate has moved in the W1, when personnel adopt the tool of unblanking to insert the lock eye of the gate through the hole of drawing in, only triggered the data change of main pressure sensor, when main pressure sensor data change surpassed allowed time range T, visitor's guard opportunity sent the unusual warning of unblanking to user's mobile terminal, under the condition that non-user operated oneself, can give the unusual warning of unblanking of user in time, improves self safety consciousness.
In summary, this application is through installing the visitor protection machine that has safety warning system at the gate side, on the one hand, can realize exchanging with the half opening of unknown visitor, on the basis that does not influence user and unknown visitor normal exchange, handing-over article, isolated the direct contact between the two, effectively protected user's personal safety, on the other hand, through the setting of attracting hole and imitative keyway on the burglary-resisting board, the correct keyhole position has been covered, have played the wrong induction effect to the invading personnel, it is direct to be passed the attracting hole with the tool of unblanking and unblanking operation in imitative keyway inside, this process can trigger the data change of main pressure sensor and auxiliary pressure sensor, the timely perception of invasion action of unblanking has been realized to the illegal, simultaneously can provide valuable reaction processing time for the user at imitative keyway inside the mistake unlocking process, in addition, when personnel normally unblanking time, the overlength can trigger the data change of main pressure sensor equally, under the condition of non-user self operation, can give the unusual warning of giving to the user in time and unblanking.
Drawings
FIG. 1 is a system diagram of embodiments 1 and 2 of the present application;
fig. 2 is a perspective view of a guest protection machine according to embodiments 1 and 2 of the present application;
fig. 3 is a second perspective view of the guest protecting machine according to embodiments 1 and 2 of the present application;
fig. 4 is a schematic side view of a visitor protection machine according to embodiments 1 and 2 of the present application;
fig. 5 is a perspective view of the normal door opening in embodiments 1 and 2 of the present application;
fig. 6 is a perspective view of an unknown visitor in door opening communication according to embodiments 1 and 2 of the present application;
fig. 7 is a second perspective view of the unknown visitor in the embodiments 1 and 2 of the present application when the visitor is open to the door;
fig. 8 is a perspective view of illegal intrusion unlocking in embodiments 1 and 2 of the present application;
FIG. 9 is a perspective view of the present application in 1 st and 2 nd embodiments when unlocked in a correct manner;
fig. 10 is a schematic view of a partial side structure of the attracting holes and the lock-like grooves of embodiments 1 and 2 of the present application;
fig. 11 is a schematic diagram of a partial side structure of the illegal intrusion unlocking in embodiments 1 and 2 of the present application;
fig. 12 is a schematic diagram of a partial side structure during illegal intrusion unlocking in embodiments 1 and 2 of the present application;
fig. 13 is a schematic partial side view of the case of unlocking in a correct manner in embodiments 1 and 2 of the present application.
The reference numerals in the figures illustrate:
the door connecting rod 1, the locking groove 101, the wall attaching rod 2, the protective strip 3, the antitheft plate 4, the attracting hole 401, the induction groove 402, the control panel 5, the camera 6, the sliding block 7, the compression spring 8, the main pressure sensor 9, the auxiliary pressure sensor 10, the screen plate 11, the air bag 12, the guide rail 1301, the sliding seat 1302 and the sliding groove 14.
Detailed Description
The following describes 2 embodiments of the present application in detail with reference to the accompanying drawings.
Embodiment 1:
the invention provides a visitor safety alarm system based on the Internet of things, referring to fig. 1 and 2, comprising a visitor protection machine installed at the side end of a gate and a safety warning system connected with a mobile terminal, wherein the visitor protection machine comprises a gate connecting rod 1 and a wall attaching rod 2 which are positioned at one side of the gate opening, the gate connecting rod 1 is positioned between the wall attaching rod 2 and the gate, the gate connecting rod 1 and the wall attaching rod 2 are fixedly connected between a wall body and a floor, the side end, far away from the gate connecting rod 1, of the wall attaching rod 2 is fixedly connected with the wall body, and a plurality of protection strips 3 are connected between the gate connecting rod 1 and the wall attaching rod 2.
Referring to fig. 3 and 4, an anti-theft plate 4 is disposed on one side of the door connecting rod 1, which is close to the outside, the upper and lower ends of the anti-theft plate 4 are respectively connected with the wall and the floor through electric sliding rails, the electric sliding rails are located on one side of the door, which is close to the outside, the anti-theft plate 4 is fixedly mounted with a control panel 5 at one end, which is close to the inside, of the door connecting rod, the electric sliding rails comprise a guide rail 1301 and a sliding seat 1302, the sliding seat 1302 is slidably connected to the outer ends of the guide rail 1301, the sliding seat 1301 is fixedly connected to the upper and lower ends of the anti-theft plate 4, the sliding seat 1301 is slidably connected to the wall and the floor, the anti-theft plate 4 is driven to move transversely, the anti-theft plate 4 is controlled to be in a position, the hole 401 is located on one side, which is close to the wall, of the door connecting rod 1 and the wall attaching rod 2 are shielded and protected, and meanwhile, the space between the door is not blocked.
The safety warning system comprises an operation module and a sliding position control module, wherein the control panel 5 is electrically connected with the operation module, a user can conveniently operate the safety warning system indoors, the electric sliding rail is electrically connected with the sliding position control module, the antitheft plate 4 is close to the camera 6 at one outdoor end fixedly connected with the safety warning system, the safety warning system further comprises an image acquisition module, the camera 6 is electrically connected with the image acquisition module, the image acquisition module can display indoor visitor image information acquired by the camera 6 on the control panel 5, and the user can conveniently observe visitors.
The visitor safety alarm system based on the Internet of things comprises the following steps:
s1, when a visitor is known to arrive outside a door, a user can directly open a gate to receive the visitor under the condition that the user confirms that the visitor is acquaintance or safe (shown in figure 5);
s2, when an unknown visitor arrives outside a door, a user can check the visitor state through the control panel 5 under the condition that the visitor safety cannot be confirmed, when opposite communication is needed, the control panel 5 controls the antitheft plate 4 to transversely move towards the direction of the gate, the user can carry out semi-open communication with the visitor through the area between the adjacent protection strips 3, and can carry out article handover through the area gaps between the adjacent protection strips 3, the gate is not required to be opened under the unnecessary condition, and the user safety is effectively protected (as shown in fig. 6 and 7).
Referring to fig. 7, the door connecting rod 1 and the wall attaching rod 2 are provided with a sliding groove 14 at one end close to each other, the sliding groove 14 is located at a position close to the ground, two ends of a pair of protection strips 3 close to the ground are respectively and slidably connected to the inside of the sliding groove 14, and the two ends are kept in a stable state by friction force, and the other protection strips 3 are fixedly connected between the door connecting rod 1 and the wall attaching rod 2, in step S2, when a user and a visitor need to carry out a large or heavy volume article handover, the user can slide the bottommost protection strip 3 upwards along the sliding groove 14, so that the distance between the protection strip 3 and the ground is increased, and the large and heavy article can move between the indoor and outdoor space along the ground conveniently.
Embodiment 2:
in this embodiment, the following structure is added to embodiment 1: referring to fig. 6 and 8, an attracting hole 401 is formed in the anti-theft plate 4, an imitation lock groove 101 is formed at one end of the door connecting rod 1, which is close to the outside of the door, an induction groove 402 is formed in the upper inner wall of the attracting hole 401, a sliding block 7 is slidably connected in the induction groove 402, a main pressure sensor 9 is fixedly connected to the upper inner wall of the induction groove 402, a compression spring 8 is placed between the sliding block 7 and the main pressure sensor 9, one end of the sliding block 7, which is close to a notch of the attracting hole 401, is in an inclined surface structure obliquely downward, in an initial state, the lower end of the sliding block 7 is in contact with the inner bottom surface of the attracting hole 401, the compression spring 8 is in an original length, as shown in fig. 11, when an attracting key or other unlocking tool is inserted into the attracting hole 401, the sliding block 7 can be driven to move towards the inside of the induction groove 402 through the inclined surface of the sliding block 7, the compression spring 8 is extruded to apply pressure to the main pressure sensor 9, and accordingly data of the main pressure sensor 9 can be increased, and the key or the unlocking tool can smoothly pass through the attracting hole 401 to perform imitation lock groove 101 or the door.
Referring to fig. 11 and 12, a screen plate 11 is slidably connected inside the lock-like groove 101, an air bag 12 is fixedly connected to one end of the screen plate 11 away from the notch of the lock-like groove 101, and an auxiliary pressure sensor 10 is fixedly connected to the inner wall of the lock-like groove 101 away from the notch.
The attracting hole 401 and the imitated locking groove 101 are positioned at the same horizontal height position with the locking hole at the outer end of the gate (as shown in fig. 6), when the side end of the anti-theft plate 4, which is far away from one side of the gate, is attached to the wall body, the attracting hole 401 is communicated with the imitated locking groove 101, and the anti-theft plate 4 is covered on the outer side of the locking hole at the outer end of the gate, which is an initial use state, by the arrangement of the attracting hole 401 and the imitated locking groove 101, on one hand, the correct locking hole position is covered, the error induction effect is achieved on the other hand, the intruder is enabled to directly carry out unlocking operation by penetrating the attracting hole 401 into the imitated locking groove 101 (supplementing that the imitated locking groove 101 is internally provided with an imitated general door lock hole structure, so that the intruder can truly unlock the process), on the other hand, when the unlocking tool penetrates through the attracting hole 401 to enter the imitated locking groove 101 to carry out error unlocking, the anti-theft plate 11 is extruded after being inserted into the imitated locking groove 101, so that the air bag 12 applies pressure to the auxiliary pressure sensor 10, the change of monitoring data can realize the sensing and alarming functions on illegal intrusion, and the error time processing of the precious intrusion, and the error processing time processing can be provided for the user in the inside the imitated locking groove 101.
After the unlocking tool is taken out, the elasticity of the air bag 12 can push the screen plate 11 to move in the direction away from the auxiliary pressure sensor 10, so that the air bag 12 and the auxiliary pressure sensor 10 are restored to be in a non-contact or slightly contact extrusion state, and the air bag 12 and the auxiliary pressure sensor 10 are in an initial state, and the pressure data received by the auxiliary pressure sensor 10 are smaller at the moment, so that the data can be conveniently compared with the data in the illegal unlocking in the later period, and obvious data change is generated.
The safety warning system further comprises a timing module, an intrusion sensing module, an intrusion early warning module, an anomaly sensing module and an anomaly early warning module, wherein the main pressure sensor 9 is electrically connected with the anomaly sensing module, the auxiliary pressure sensor 10 is electrically connected with the intrusion sensing module, the timing module is used for recording the time of abnormal change of data of the main pressure sensor 9 and the auxiliary pressure sensor 10, when the anomaly sensing module receives the long-time abnormal change of the data of the main pressure sensor 9, the alarm is given to the mobile terminal of a user, and when the intrusion sensing module receives the long-time abnormal change of the data of the auxiliary pressure sensor 10, the alarm is given to the mobile terminal of the user.
Through the structure, the use method of the visitor safety alarm system based on the Internet of things further comprises the following steps:
w1, as shown in FIG. 9, when a user arrives at the outside of the door and needs to unlock the door, firstly, a safety warning system is started through a mobile terminal to control the antitheft plate 4 to slightly move, so that the attracting hole 401 is opposite to the buttonhole of the gate, and in combination with FIG. 13, the user inserts a key into the buttonhole through the attracting hole 401 to unlock the door;
referring to fig. 6, when the gate is in a normal closed state, the horizontal distance between the lock groove 101 and the gate lock hole is smaller than the horizontal width of the wall-attaching rod 2, so that after the anti-theft plate 4 moves to achieve that the attracting hole 401 is opposite to the lock hole, one end of the anti-theft plate 4 far away from the gate still covers the outer side of part of the wall-attaching rod 2, as shown in fig. 9, so that the area between the gate-attaching rod 1 and the wall-attaching rod 2 is not easily exposed, namely the indoor space is not easily exposed;
w2, as shown in FIG. 8, when personnel adopt an unlocking tool to pass through the attracting hole 401 to unlock under the condition that the anti-theft plate 4 does not move in W1, and in combination with FIG. 11 and FIG. 12, the unlocking tool can enter the imitated locking groove 101 to unlock by mistake, the process can trigger the data change of the main pressure sensor 9 and the auxiliary pressure sensor 10 at the same time, and when the data change of the main pressure sensor 9 and the auxiliary pressure sensor exceeds the allowable time range T, the visitor protection opportunity sends visitor intrusion alarm reminding to the mobile terminal of the user, so that the user can timely learn the intrusion condition of unknown visitors, and the self safety awareness is improved;
w3, as shown in FIG. 13, when the burglary-resisting plate 4 is moved in W1, personnel only trigger the data change of the main pressure sensor 9 when the personnel adopt the unlocking tool to insert the lock hole of the lock to unlock the lock through the attracting hole 401, when the data change of the main pressure sensor 9 exceeds the allowable time range T, the visitor protection opportunity sends abnormal unlocking warning to the mobile terminal of the user, and under the condition of non-self operation of the user, abnormal unlocking warning can be given to the user in time, so as to improve the self safety awareness (supplementing the situation that if the data of the main pressure sensor 9 is abnormal and exceeds the allowable time range T, the process of non-self operation of the user includes but is not limited to the following conditions, namely, the burglary-resisting plate 4 is damaged by an intruder, the lock hole is exposed, and the burglary-resisting plate 4 is not moved to the initial position due to forgetting or other reasons, the attracting hole 401 is communicated with the lock hole, and the invading personnel directly carries out unlocking on the lock hole).
The scope of protection of the above-described embodiments employed in the present application is not limited to the above-described embodiments, and various changes made by those skilled in the art without departing from the spirit of the present application are still within the scope of protection of the present invention.

Claims (9)

1. Visitor safety alarm system based on thing networking, its characterized in that: the visitor protection machine comprises a door connecting rod (1) and a wall attaching rod (2) which are arranged on one side of a door, wherein the door connecting rod (1) is positioned between the wall attaching rod (2) and the door, the door connecting rod (1) and the wall attaching rod (2) are fixedly connected between a wall body and a floor, the side end, far away from the door connecting rod (1), of the wall attaching rod (2) is fixedly connected with the wall body, a plurality of protection strips (3) are connected between the door connecting rod (1) and the wall attaching rod (2), an anti-theft plate (4) is arranged on one side, close to the outside, of the door connecting rod (1), the upper end and the lower end of the anti-theft plate (4) are respectively connected with the wall body and the floor through electric sliding rails, and a control panel (5) is fixedly arranged on one end, close to the inside, of the anti-theft plate (4);
the anti-theft plate (4) is provided with an attracting hole (401), one end of the door connecting rod (1) close to the outside is provided with an imitation locking groove (101), the upper inner wall of the attracting hole (401) is provided with an induction groove (402), the inside of the induction groove (402) is connected with a sliding block (7) in a sliding mode, the upper inner wall of the induction groove (402) is fixedly connected with a main pressure sensor (9), a compression spring (8) is placed between the sliding block (7) and the main pressure sensor (9), the inside of the imitation locking groove (101) is connected with a screen plate (11) in a sliding mode, one end, far away from a notch of the imitation locking groove (101), of the screen plate (11) is fixedly connected with an air bag (12), and the inner wall, far away from the notch, of the imitation locking groove (101) is fixedly connected with a secondary pressure sensor (10);
the safety warning system comprises an operation module, a sliding position control module, a timing module, an intrusion sensing module, an intrusion early warning module, an abnormal sensing module and an abnormal early warning module, wherein the control panel (5) is electrically connected with the operation module, the electric sliding rail is electrically connected with the sliding position control module, the main pressure sensor (9) is electrically connected with the abnormal sensing module, and the auxiliary pressure sensor (10) is electrically connected with the intrusion sensing module.
2. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: the anti-theft plate (4) is fixedly connected with a camera (6) at one end close to the outside, the safety warning system further comprises an image acquisition module, and the camera (6) is electrically connected with the image acquisition module.
3. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: the door connecting rod is characterized in that sliding grooves (14) are formed in one ends, close to each other, of the door connecting rod (1) and the wall attaching rod (2), two ends of the protecting strips (3) are respectively and slidably connected to the inside of the sliding grooves (14), and the other protecting strips (3) are fixedly connected between the door connecting rod (1) and the wall attaching rod (2).
4. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: the attracting holes (401) and the imitated locking grooves (101) are positioned at the same horizontal height position with the locking holes at the outer ends of the gate, and when the gate is in a normal closing state, the horizontal distance between the imitated locking grooves (101) and the gate locking holes is smaller than the horizontal width of the wall-attaching rod (2).
5. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: when the side end of the anti-theft plate (4) far away from one side of the gate is attached to the wall body, the attracting hole (401) is communicated with the imitated lock groove (101), and the anti-theft plate (4) covers the outer side of the lock hole at the outer end of the gate.
6. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: one end of the sliding block (7) close to the notch of the attracting hole (401) is of an inclined surface structure which is inclined downwards, and in an initial state, the lower end of the sliding block (7) is in contact with the inner bottom surface of the attracting hole (401), and the compression spring (8) is in an original length.
7. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: the electric sliding rail comprises a guide rail (1301) and a sliding seat (1302), wherein the sliding seat (1302) is connected to the outer end of the guide rail (1301) in a sliding mode, a pair of sliding seats (1302) are respectively and fixedly connected to the upper end and the lower end of the anti-theft plate (4), and the guide rail (1301) is respectively and fixedly connected to a wall body and a floor.
8. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: the application method comprises the following steps:
s1, when a known visitor arrives outside a door, a user can directly open a gate to receive the visitor under the condition that the user confirms that the visitor is acquaintance or safe;
s2, when an unknown visitor arrives outside a door, a user can check the visitor state through the control panel (5) under the condition that the visitor safety cannot be confirmed, when opposite communication is needed, the control panel (5) is used for controlling the antitheft plate (4) to transversely move towards the direction of the door, the user can carry out semi-open communication between the areas between the adjacent protection strips (3) and the visitor, and the user can carry out article delivery through the area gaps between the adjacent protection strips (3), so that the door is not required to be opened under the unnecessary condition, and the user safety is effectively protected.
9. The visitor safety alarm system based on the internet of things as set forth in claim 1, wherein: the application method further comprises the following steps:
w1, when a user arrives at the outside of the door and needs to unlock the door, starting a safety warning system through the mobile terminal, controlling the antitheft plate (4) to slightly move, enabling the attracting hole (401) to be opposite to the buttonhole of the gate, and enabling the user to insert a key into the buttonhole through the attracting hole (401) for unlocking;
w2, under the condition that the antitheft plate (4) does not move in W1, when a person adopts an unlocking tool to unlock the lock through the attracting hole (401), the unlocking tool can enter the imitated lock groove (101) to unlock the lock by mistake, the process can trigger the data change of the main pressure sensor (9) and the auxiliary pressure sensor (10) at the same time, and when the data change of the main pressure sensor and the auxiliary pressure sensor exceeds the allowable time range T, the visitor protection opportunity sends visitor intrusion alarm reminding to the mobile terminal of the user, so that the user can know the intrusion condition of an unknown visitor in time, and the safety awareness of the user is improved;
w3, under the condition that the anti-theft plate (4) is moved in the W1, when a person inserts a lock hole of a lock to unlock through the attracting hole (401) by adopting an unlocking tool, only the data change of the main pressure sensor (9) is triggered, when the data change of the main pressure sensor (9) exceeds the allowable time range T, the visitor protection opportunity sends an abnormal unlocking warning to the mobile terminal of the user, and under the condition of non-self operation of the user, the abnormal unlocking warning can be timely given to the user, so that the self safety awareness is improved.
CN202410138911.4A 2024-02-01 2024-02-01 Visitor safety alarm system based on Internet of things Active CN117671867B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200368501Y1 (en) * 2004-04-19 2004-11-20 임창현 Robber holding in check auxiliary door
CN110689691A (en) * 2019-10-14 2020-01-14 杭州欣禾工程管理咨询有限公司 Intelligent household access control security system
CN111963026A (en) * 2020-08-20 2020-11-20 张小辉 Security door based on block chain technology
CN213545459U (en) * 2020-08-04 2021-06-25 杭州绿中游智能科技有限公司 Rolling slats door burglar alarm
CN213710877U (en) * 2020-07-08 2021-07-16 江苏金方舟门窗有限公司 Steel safety anti-theft door
CN219281493U (en) * 2022-12-22 2023-06-30 温州斯多奇五金有限公司 Mechanical door lock with anti-theft structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200368501Y1 (en) * 2004-04-19 2004-11-20 임창현 Robber holding in check auxiliary door
CN110689691A (en) * 2019-10-14 2020-01-14 杭州欣禾工程管理咨询有限公司 Intelligent household access control security system
CN213710877U (en) * 2020-07-08 2021-07-16 江苏金方舟门窗有限公司 Steel safety anti-theft door
CN213545459U (en) * 2020-08-04 2021-06-25 杭州绿中游智能科技有限公司 Rolling slats door burglar alarm
CN111963026A (en) * 2020-08-20 2020-11-20 张小辉 Security door based on block chain technology
CN219281493U (en) * 2022-12-22 2023-06-30 温州斯多奇五金有限公司 Mechanical door lock with anti-theft structure

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