CN212847034U

CN212847034U - Household anti-theft system

Info

Publication number: CN212847034U
Application number: CN202021676720.7U
Authority: CN
Inventors: 李天姝
Original assignee: Nanning College for Vocational Technology
Current assignee: Nanning College for Vocational Technology
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-03-30
Anticipated expiration: 2030-08-13

Abstract

The utility model belongs to the technical field of the house equipment technique and specifically relates to a house anti-theft system, including entrance guard's device, bluetooth key and alarm, entrance guard's device includes set casing, bolt, slot, bluetooth proximity switch and controller, the set casing is fixed to be installed on the door body, the bolt is slided and is located in the set casing, the slot sets firmly on the door frame of the door body, and the bolt imbeds the slot or leaves the slot through actuating mechanism, actuating mechanism with the controller electricity is connected; the Bluetooth proximity switch is fixedly arranged outside the fixed shell and is electrically connected with the controller; a trigger switch is arranged in the slot, and the trigger switch and the alarm are respectively electrically connected with the controller. The utility model provides a house anti-theft system can improve the security of residence, reduces the risk that the residence was invaded.

Description

Household anti-theft system

Technical Field

The invention relates to the technical field of household equipment, in particular to a household anti-theft system.

Background

People are increasingly concerned about the safety protection of their own living or office environment. Statistically, the method of opening the gate accounts for more than 80% of the invasion of illegal people. At present, the security door is mostly installed, the security level of the door lock is improved (for example, a B-level or C-level door lock is changed), but the method cannot fundamentally solve the problem of illegal unlocking and cannot meet the security requirements of people. When an intruder breaks the door lock, the intruder can easily go to the residence for crime, and the safety of the residence cannot be really protected.

Disclosure of Invention

In order to solve the problems, the invention provides a home anti-theft system which can improve the safety of a residence and reduce the risk of invasion of the residence.

In order to realize the purpose, the utility model discloses a technical scheme be:

a home anti-theft system comprises an entrance guard device, a Bluetooth key and an alarm, wherein the entrance guard device comprises a fixed shell, a bolt, a slot, a Bluetooth proximity switch and a controller,

the fixed shell is fixedly arranged on the door body, a sliding cavity is arranged in the fixed shell, a fixed port communicated with the sliding cavity is formed in one end of the fixed shell, the bolt penetrates into the sliding cavity through the fixed port and is in sliding connection with the sliding cavity, the slot faces the fixed port, the slot is fixedly arranged on a door frame of the door body, and the bolt is embedded into the slot or leaves the slot through a driving mechanism;

the Bluetooth proximity switch is fixedly arranged outside the fixed shell and is electrically connected with the controller; the Bluetooth key is in communication connection with the Bluetooth proximity switch, so that the controller controls the starting of the driving mechanism according to the distance between the Bluetooth key and the Bluetooth proximity switch;

a trigger switch is arranged in the slot, and after the plug pin is embedded into the slot, the plug pin presses down the trigger switch, and the trigger switch and the alarm are respectively and electrically connected with the controller; when the Bluetooth key does not trigger the Bluetooth proximity switch before the trigger switch is released, the controller controls the alarm to give an alarm.

Furthermore, the driving mechanism comprises a motor and a threaded rod, the motor is fixedly arranged at one end, far away from the fixed port, of the sliding cavity, the threaded rod is positioned in the sliding cavity, one end of the threaded rod is in transmission connection with the motor, and the other end of the threaded rod is threaded through the bolt and faces the fixed port; the motor and the Bluetooth proximity switch are powered by a battery.

Furthermore, the bolt comprises a sliding part, a transmission part, a locking part and an electromagnet, the sliding part is connected with the inner wall of the sliding cavity in a sliding manner, the sliding part is provided with a through groove body along the direction of the threaded rod, the transmission part is embedded into the groove body and is connected with the sliding part in a sliding manner, and the threaded rod is threaded through the transmission part;

the inner wall of the sliding part is provided with a first fixing hole, the outer wall of the transmission part is provided with a second fixing hole with the aperture being equal to that of the first fixing hole, and when the transmission part is embedded into one end of the sliding part far away from the fixing opening, the second fixing hole is aligned with the first fixing hole;

the locking piece is made of iron materials, the locking piece is positioned in the second fixing hole and is in sliding connection with the second fixing hole, one end of the locking piece is fixedly connected with the transmission piece through a release spring, and the other end of the locking piece faces the sliding piece;

the sliding part is provided with a placing cavity, the electromagnet is positioned in the placing cavity and faces the first fixing hole, the electromagnet is electrically connected with the battery and the controller respectively, when the second fixing hole is aligned with the first fixing hole, and when the electromagnet is powered on, the electromagnet adsorbs the locking part, so that two ends of the locking part are positioned in the first fixing hole and the second fixing hole respectively, and the transmission part drives the sliding part to slide in the sliding cavity;

the sliding cavity is internally provided with an emergency spring, one end of the emergency spring is fixedly connected with the sliding part, the other end of the emergency spring is connected with the inner wall of the sliding cavity in a sliding manner, when the electromagnet is powered off, the locking part is embedded into the second fixing hole under the action of the release spring, the sliding part is far away from the slot and slides in the direction of the slot, and therefore the sliding part leaves the slot.

Further, entrance guard's device still includes current sensor, current sensor is used for the control the motor reaches bluetooth proximity switch's electric current, just current sensor with the controller electricity is connected.

Further, one end, facing the sliding piece, of the locking piece is provided with an inclined surface, and the inclined surface is inclined towards the sliding piece along the direction away from the inserting groove.

Further, the outer wall of the transmission part is fixedly provided with a sliding block, and the inner wall of the sliding part is provided with a sliding groove in sliding fit with the sliding block.

Further, a camera is further arranged on a door frame of the door body, and the camera is electrically connected with the controller.

The invention has the beneficial effects that:

1. under bluetooth proximity switch's effect, when the bluetooth key was close to the certain within range of the door body, the proof resident family need open the door, and the controller makes the bolt leave the slot according to bluetooth proximity switch's signal control actuating mechanism, has realized that the door body can freely be opened through the lock key. When the Bluetooth key leaves the door body within a certain range, the resident is proved to leave the door, the controller controls the driving mechanism according to the signal of the Bluetooth proximity switch, the bolt is embedded into the slot, and even if an intruder cracks the door lock, the resident can not enter the residence, so that the property and the life safety of the resident are protected.

2. When the bolt was embedded in the slot, trigger switch was pressed down to the bolt, and after the bolt was destroyed, trigger switch was released, because bluetooth proximity switch did not trigger the motor, trigger switch has nevertheless produced trigger signal, has proved that there is the invader to open the door body by force, and the controller control alarm starts to play the warning effect to the invader.

3. Because the removal of bolt is that need motor and bluetooth proximity switch control, when motor and bluetooth proximity switch damage, can cause the resident family can't open a body, the utility model discloses a current sensor monitors motor and bluetooth proximity switch's electric current, is in when unusual when current sensor's numerical value, proves motor and bluetooth proximity switch break down, controller control electro-magnet outage, when the electro-magnet loses electricity, under release spring's effect, in the locking piece embedding second fixed orifices, simultaneously under emergency spring's effect, the slot direction slip is kept away from to the slider to make the slider leave the slot, realized when motor and bluetooth proximity switch trouble, do not influence opening of a body. According to the invention, the electromagnet can be electrically connected with the battery through the relay, the relay is electrically connected with the controller, when the controller is damaged, the relay loses power and the contact is disconnected, so that the electromagnet loses power, and the door body is not influenced to be opened after the controller is damaged.

Drawings

Fig. 1 is a schematic structural diagram of a home anti-theft system according to a preferred embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an access control device of a home anti-theft system according to a preferred embodiment of the invention.

Fig. 3 is a schematic diagram of a latch structure of a home anti-theft system according to a preferred embodiment of the invention.

Fig. 4 is a schematic view of the structure at a in fig. 3.

Fig. 5 is a control block diagram of a home anti-theft system according to a preferred embodiment of the present invention.

In the figure, 1-door body, 2-entrance guard device, 21-fixed shell, 211-sliding cavity, 212-fixed port, 22-bolt, 23-motor, 231-threaded rod, 24-slot, 241-trigger switch, 25-current sensor, 26-battery, 3-Bluetooth key, 4-alarm, 5-Bluetooth proximity switch, 6-controller, 7-sliding piece, 71-transmission piece, 72-locking piece, 73-electromagnet, 741-first fixed hole, 742-second fixed hole and 75-emergency spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, a home anti-theft system according to a preferred embodiment of the present invention includes an entrance guard device 2, a bluetooth key 3, and an alarm 4.

The access control device 2 comprises a fixed shell 21, a bolt 22, a slot 24, a Bluetooth proximity switch 5 and a controller 6.

Fixed casing 21 is fixed to be installed on door body 1, the inside slip chamber 211 that is equipped with of fixed casing 21, and fixed casing 21 one end be equipped with the fixed mouthful 212 of slip chamber 211 intercommunication, bolt 22 penetrate through fixed mouthful 212 in the slip chamber 211 and with slip chamber 211 sliding connection, slot 24 is towards fixed mouthful 212, and slot 24 sets firmly on the door frame of door body 1, and bolt 22 passes through actuating mechanism embedding slot 24 or leaves slot 24, actuating mechanism is connected with controller 6 electricity.

The Bluetooth proximity switch 5 is fixedly arranged outside the fixed shell 21 and is electrically connected with the controller 6; the Bluetooth key 3 is in communication connection with the Bluetooth proximity switch 5, so that the controller 6 controls the starting of the driving mechanism according to the distance between the Bluetooth key 3 and the Bluetooth proximity switch 5, and the driving mechanism is electrically connected with the controller 6.

Under the effect of bluetooth proximity switch 5, when the bluetooth key is close to 3 to door body 11 within a certain range, prove that the resident family needs open the door, the controller is according to bluetooth proximity switch 5's signal control actuating mechanism, makes bolt 22 leave slot 24, has realized that door body 11 can freely open through the lock key. When the Bluetooth key 3 leaves the door body 11 within a certain range, the controller controls the driving mechanism according to the signal of the Bluetooth proximity switch 5, so that the bolt 22 is embedded into the slot 24, and even if an intruder cracks the door lock, the intruder cannot enter the residence, thereby protecting the property and life safety of the resident.

In this embodiment, as shown in fig. 2, the driving mechanism includes a motor 23 and a threaded rod 231, the motor 23 is fixedly disposed at an end of the sliding cavity 211 far from the fixing opening 212, the threaded rod 231 is disposed in the sliding cavity 211, one end of the threaded rod 231 is in transmission connection with the motor 23, and the other end of the threaded rod is threaded through the plug 22 and faces the fixing opening 212.

The motor 23 and the bluetooth proximity switch 5 are powered by a battery 26. The battery 26 of this embodiment is a detachable rechargeable battery, and the fixing case 21 is provided with an LED indicator for displaying the electric quantity of the battery 26, and when the battery 26 is lower than a set value, the LED indicator is red and always on. Bluetooth key 3 embeds has removable battery, and Bluetooth key 3 also is equipped with the electric quantity pilot lamp.

When the bluetooth key is close to 3 to the certain within range of door body 11, controller 6 is according to bluetooth proximity switch 5's signal, and control motor 23 corotation for threaded rod 231 drives bolt 22 and slides towards keeping away from slot 24 direction along sliding chamber 211, has realized entrance guard's device 2 unblocks. When the bluetooth key 3 leaves the door body 11 within a certain range, the controller 6 controls the motor 23 to rotate reversely according to the signal of the bluetooth proximity switch 5, so that the threaded rod 231 drives the bolt 22 to slide towards the direction close to the slot 24 along the sliding cavity 211, and the locking of the access control device 2 is realized.

A trigger switch 241 is arranged in the slot 24, and after the plug 22 is embedded into the slot 24, the plug 22 presses down the trigger switch 241, and the trigger switch 241 and the alarm 4 are respectively electrically connected with the controller 6; so that the controller 6 controls the alarm 4 to alarm when the bluetooth key 3 does not trigger the bluetooth proximity switch 5 before the trigger switch 241 is released.

When the plug 22 is embedded into the slot 24, the plug 22 presses the trigger switch 241, when the plug 22 is damaged, the trigger switch 241 is released, and the bluetooth proximity switch 5 does not trigger the motor 23, the trigger switch 23 generates a trigger signal, which proves that an intruder forcibly opens the door body 1, and the controller 6 controls the alarm 4 to be started, so as to warn the intruder. The alarm 4 of the present embodiment is provided on an indoor wall.

As shown in fig. 3 and 4, bolt 22 includes a slide member 7, a transmission member 71, a locking member 72, and an electromagnet 73.

The sliding part 7 is connected with the inner wall of the sliding cavity 211 in a sliding manner, the sliding part 7 is provided with a through groove body 701 along the direction of the threaded rod 231, the transmission piece 71 is embedded into the groove body 701 and is connected with the sliding part 7 in a sliding manner, and the threaded rod 231 penetrates through the transmission piece 71 in a threaded manner.

The inner wall of the sliding member 7 is provided with a first fixing hole 741, the outer wall of the actuator 71 is provided with a second fixing hole 742 having a diameter corresponding to that of the first fixing hole 741, and when the actuator 71 is inserted into an end of the sliding member 7 away from the fixing opening 212, the second fixing hole 742 is aligned with the first fixing hole 741.

The locking member 72 is made of ferrous material, and the locking member 72 is located in the second fixing hole 742 and slidably connected to the second fixing hole 742, one end of the locking member 72 is fixedly connected to the transmission member 71 through the release spring 743, and the other end faces the sliding member 7.

The sliding member 7 is provided with a placing cavity, the electromagnet 73 is located in the placing cavity and faces the first fixing hole 741, the electromagnet 73 is electrically connected to the battery 26 and the controller 6, when the second fixing hole 742 is aligned with the first fixing hole 741, and when the electromagnet 73 is powered, the electromagnet 73 adsorbs the locking member 72, so that two ends of the locking member 72 are located in the first fixing hole 741 and the second fixing hole 742, respectively, and the transmission member 71 drives the sliding member 7 to slide in the sliding cavity 211. In the embodiment, a sliding block 76 is fixedly disposed on an outer wall of the transmission member 71, and a sliding slot 761 slidably engaged with the sliding block 76 is disposed on an inner wall of the sliding member 7.

An emergency spring 75 is arranged in the sliding cavity 211, one end of the emergency spring 75 is fixedly connected with the sliding part 7, the other end of the emergency spring 75 is slidably connected with the inner wall of the sliding cavity 211, when the electromagnet 73 is powered off, the locking part 72 is embedded into the second fixing hole 742 under the action of the release spring 743, and under the action of the emergency spring 75, the sliding part 7 slides towards the direction away from the slot 24, so that the sliding part 7 leaves the slot 24.

The access control device 2 further comprises a current sensor 25, the current sensor 25 is used for monitoring the current of the motor 23 and the Bluetooth proximity switch 5, and the current sensor 25 is electrically connected with the controller 6. The current sensor 25 of the present embodiment is respectively disposed on the circuits of the motor 23 and the bluetooth proximity switch 5 to sense the currents of the motor 23 and the bluetooth proximity switch 5.

Because the removal of bolt 22 needs motor 23 and bluetooth proximity switch 5 to control, when motor 23 and bluetooth proximity switch 5 damaged, can cause the resident family can't open the door body, and this embodiment monitors motor 23 and bluetooth proximity switch's electric current through current sensor 27.

When the motor 23 and the bluetooth proximity switch 5 are normal, the controller 6 controls the electromagnet 73 to be powered on, the electromagnet 73 can adsorb the locking member 72, so that two ends of the locking member 72 are respectively located in the first fixing hole 741 and the second fixing hole 742, so that the transmission member 71 drives the slider 7 to slide in the sliding cavity 211, and the sliding of the slider can be driven by the motor 23.

When motor 23 and bluetooth proximity switch 5 are out of order, current sensor 27's numerical value is unusual, controller 6 control electro-magnet 73 cuts off the power supply, under the effect of release spring 743, locking piece 72 imbeds in the second fixed orifices 742, simultaneously under the effect of emergency spring 75, slider 7 slides towards keeping away from slot 24 direction, so that slider 7 leaves slot 24, thereby make opening of door 11 no longer receive entrance guard's device 2 control, when preventing motor 23 and bluetooth proximity switch 5 from damaging, the condition that the resident family can't open door 11 appears.

The electromagnet 73 of the embodiment can be electrically connected with the battery 26 through the relay, the relay is electrically connected with the controller 6, when the controller 6 is damaged, the relay loses power and the contact is disconnected, so that the electromagnet 73 loses power, and the opening of the door body is not influenced after the controller 6 is damaged.

Preferably, the end of locking member 72 facing slider 7 is preferably provided with a ramp, which slopes towards slider 7 away from slot 24. Under the action of the inclined surface, when the electromagnet 73 is de-energized, the locking piece 72 can be better separated from the first fixing hole 741.

The door frame of the door body 1 is also provided with a camera 8, and the camera 8 is electrically connected with the controller 6. The camera 8 is used to photograph the situation at the doorway.

The controller 6 of this embodiment can be based on Internet and cell-phone terminal communication connection, and the controller 6 utilizes embedded Web server to make the cell-phone terminal expert can obtain the alarm signal that controller 6 sent, when alarm 4 triggered, the resident family can in time obtain the content of shooing of camera 8 through webpage end or APP.

Use the house anti-theft system of this embodiment, when the resident family need open the door body, bluetooth key 5 is close to the certain within range of the door body, and bluetooth proximity switch 5 is triggered to the bluetooth key, and controller 6 is according to bluetooth proximity switch 5's signal, the corotation of control motor 23 for threaded rod 231 drives bolt 22 and follows the slip chamber 211 orientation and keep away from the slip of slot 24 direction, thereby makes door body 11 freely open through the key. When the resident leaves the door body 11, the controller 6 controls the motor 23 to rotate reversely according to the signal of the bluetooth proximity switch 5, so that the threaded rod 231 drives the bolt 22 to slide along the sliding cavity 211 towards the direction close to the slot 24, and an intruder is prevented from breaking the door lock and entering the resident.

When an intruder enters from the door body 11 by force, the trigger switch 241 is released when the Bluetooth proximity switch 5 does not trigger the motor 23 to be started, and the controller 6 controls the alarm 4 to be started after obtaining a signal of the trigger switch 241 so as to frighten the intruder.

Claims

1. A home anti-theft system is characterized by comprising an access control device (2), a Bluetooth key (3) and an alarm (4), wherein the access control device (2) comprises a fixed shell (21), a plug pin (22), a slot (24), a Bluetooth proximity switch (5) and a controller (6),

the fixed shell (21) is fixedly arranged on the door body (1), a sliding cavity (211) is arranged inside the fixed shell (21), a fixed opening (212) communicated with the sliding cavity (211) is formed in one end of the fixed shell (21), the bolt (22) penetrates into the sliding cavity (211) through the fixed opening (212) and is in sliding connection with the sliding cavity (211), the slot (24) faces towards the fixed opening (212), the slot (24) is fixedly arranged on a door frame of the door body (1), the bolt (22) is embedded into the slot (24) or leaves the slot (24) through a driving mechanism, and the driving mechanism is electrically connected with the controller (6);

the Bluetooth proximity switch (5) is fixedly arranged outside the fixed shell (21) and is electrically connected with the controller (6); the Bluetooth key (3) is in communication connection with the Bluetooth proximity switch (5), so that the controller (6) controls the starting of the driving mechanism according to the distance between the Bluetooth key (3) and the Bluetooth proximity switch (5);

a trigger switch (241) is arranged in the slot (24), and after the plug pin (22) is embedded into the slot (24), the plug pin (22) presses down the trigger switch (241), and the trigger switch (241) and the alarm (4) are respectively and electrically connected with the controller (6); when the Bluetooth key (3) does not trigger the Bluetooth proximity switch (5) before the trigger switch (241) is released, the controller (6) controls the alarm (4) to alarm.

2. The home anti-theft system according to claim 1, characterized in that: the driving mechanism comprises a motor (23) and a threaded rod (231), the motor (23) is fixedly arranged at one end, far away from the fixed port (212), in the sliding cavity (211), the threaded rod (231) is positioned in the sliding cavity (211), one end of the threaded rod (231) is in transmission connection with the motor (23), and the other end of the threaded rod penetrates through the bolt (22) and faces the fixed port (212); the motor (23) and the Bluetooth proximity switch (5) are powered by a battery (26).

3. The home anti-theft system according to claim 2, characterized in that: the bolt (22) comprises a sliding part (7), a transmission part (71), a locking part (72) and an electromagnet (73), the sliding part (7) is connected with the inner wall of the sliding cavity (211) in a sliding mode, the sliding part (7) is provided with a through groove body (701) along the direction of the threaded rod (231), the transmission part (71) is embedded into the groove body (701) and is connected with the sliding part (7) in a sliding mode, and the threaded rod (231) penetrates through the transmission part (71) in a threaded mode;

the inner wall of the sliding part (7) is provided with a first fixing hole (741), the outer wall of the transmission piece (71) is provided with a second fixing hole (742) with the diameter equal to that of the first fixing hole (741), and when the transmission piece (71) is embedded into one end of the sliding part (7) far away from the fixing port (212), the second fixing hole (742) is aligned with the first fixing hole (741);

the locking piece (72) is made of ferrous materials, the locking piece (72) is positioned in the second fixing hole (742) and is in sliding connection with the second fixing hole (742), one end of the locking piece (72) is fixedly connected with the transmission piece (71) through a release spring (743), and the other end of the locking piece faces the sliding piece (7);

the sliding part (7) is provided with a placing cavity, the electromagnet (73) is located in the placing cavity and faces the first fixing hole (741), the electromagnet (73) is electrically connected with the battery (26) and the controller (6) respectively, when the second fixing hole (742) is aligned with the first fixing hole (741), when the electromagnet (73) is powered on, the electromagnet (73) adsorbs the locking part (72), so that two ends of the locking part (72) are located in the first fixing hole (741) and the second fixing hole (742) respectively, and the transmission piece (71) drives the sliding part (7) to slide in the sliding cavity (211);

be equipped with emergent spring (75) in slide chamber (211), emergent spring (75) one end with slider (7) fixed connection, the other end with slide chamber (211) inner wall sliding connection, when electro-magnet (73) lose the electricity, under release spring (743)'s effect, locking piece (72) imbed in the second fixed orifices (742), and under the effect of emergent spring (75), slider (7) are towards keeping away from slot (24) direction slides, so that slider (7) leave slot (24).

4. The home anti-theft system according to claim 3, characterized in that: entrance guard's device (2) still include current sensor (25), current sensor (25) are used for the control motor (23) reach the electric current of bluetooth proximity switch (5), just current sensor (25) with controller (6) electricity is connected.

5. The home anti-theft system according to claim 3, characterized in that: one end, facing the sliding piece (7), of the locking piece (72) is provided with a slope, and the slope inclines towards the sliding piece (7) along the direction far away from the inserting groove (24).

6. The home anti-theft system according to claim 3, characterized in that: the outer wall of driving medium (71) sets firmly slider (76), the inner wall of slider (7) be equipped with slider (76) sliding fit's spout (761).

7. The home anti-theft system according to claim 1, characterized in that: still be equipped with camera (8) on the door frame of door body (1), camera (8) with controller (6) electricity is connected.