JPH0325176A - Buglar prevention device in building - Google Patents

Abstract

PURPOSE:To prevent a burglary by providing a sensor detecting the insertion of a key near to a lock, and providing a stopping mechanism for making unlocking impossible through the sensitivity of the sensor unless a specific key is inserted and an alarm device giving an alarm through a signal from the sensor. CONSTITUTION:A door cylinder lock 100 is constituted of an outer cylinder 1, an inner cylinder 2 and a key insertion opening 3. Holes 4 and 5 are respectively bored in the cylinders 1 and 2, and a through-hole X is formed in a state to insert no key to mount a sensor 6. A recession 50 is provided to the surface of the inner cylinder 2 from the outside of the outer cylinder 1, and a stopping mechanism 70 of a stopping piece 71 capable of loading and unloading and a driving section 72 inserting the stopping piece into the recession 50 is provided to the recession 50. After that, when a foreign matter is inserted into the cylinder, the sensor senses, the driving section 72 is operated by the signal to insert the stopping piece 71 into the recession, the movement of the inner cylinder 2 is prevented to check unlocking, and the alarm device is operated to give an alarm.

Description

DETAILED DESCRIPTION OF THE INVENTION (&) Industrial Fields of Application The present invention is applicable to entrances and exits (doors, etc.), windows, and room doors of buildings such as buildings, warehouses, and houses, as well as storerooms and storage under eaves. This is related to theft prevention VCRI1 in buildings that can be used in cases where the lock is removed. (b) 1 branch of Jumei Manshitan, 1 for entrances and exits of buildings such as warehouses and V houses, windows or doors of rooms, etc. A lock is attached for security purposes. However, these locks do not provide sufficient security for crime, and if the above-mentioned lock is opened or destroyed with a side key or screwdriver while going out or sleeping, not only the money and goods inside the building but also the / Knot cards, cash cards, etc. are often stolen and used for secondary crimes, and furthermore, there are many cases in which personal injury is caused.Furthermore, recent crimes are becoming more violent, and various measures are being taken to deal with this. It is being considered.

For this reason, locks with alarm devices (theft prevention device I) described below are
ll) has been proposed.

That is, in a lock in which the locking section engages with the locking groove to prevent rotation and lock, the engaging portion between the locking pawl and the locking groove or the locking portion and The device is characterized in that a switch is provided at the tip of the outer cylinder, and when an object other than a regular one is inserted into the keyhole of the lock, the switch is turned on and the alarm is activated. Publication No. 60-72864). (c) Problems to be Solved by the Invention However, this device has an extremely complicated structure and is expensive, and even if it is a normal key, by inserting it into the sex hole, it will touch the switch inside the hole and give an alarm. There is a risk that the device will activate and an alarm will be issued, which means that even residents or building managers may be alarmed.Furthermore, there are problems such as a lack of practicality due to the risk of malfunction and lack of long-term stability. be.

In view of the problems of conventional theft prevention technology, the present invention has been developed to prevent thieves from opening entrances and exits (doors, etc.), windows, and room doors of buildings such as apartments, warehouses, and houses, as well as storerooms and storage under the eaves. If a thief inserts a counterfeit key into the door cylinder lock, the thief will detect this action and prevent the inner cylinder from rotating, thereby locking the lock. I made it impossible, and set it up so that an alarm would be issued, and what's more! ! If there is a locking operation, the system is designed to notify building residents, managers, or persons authorized by these people (hereinafter referred to as building residents, etc.) of this abnormality by radio waves. ! ! A person or a person authorized by such person (hereinafter referred to as a building resident, etc.) shall set the sensor inside the door cylinder lock to the O7 state, and then insert the door key or other device into the door cylinder lock to generate an alarm. It is designed to prevent the occurrence of locks and to open the lock.It has a simple structure and does not malfunction.
The purpose of the present invention is to provide an anti-theft device for buildings that has excellent long-term stability.

(d) Means for Solving the Problems In order to achieve the above object, the anti-theft device for buildings of the present invention is an anti-theft device for buildings such as apartments, warehouses, and houses. A sensor for detecting the insertion of a door key or other object into the cylinder lock is provided near the cylinder lock, and a recess communicating from the outside of the outer cylinder to at least the surface of the inner cylinder is provided, On the outside of
At the location corresponding to the recess, the lock 8! Establish a structure,
The locking mechanism is provided with a locking piece that is removably fitted into the recess and biased inward, and the locking piece is provided on the outside of the cylinder lock by sensing the output signal from the sensor. A drive unit is provided to fit the locking piece into the recess, and the locking piece fits into the recess to prevent rotation and locking of the inner cylinder, while sensing the output signal from the sensor. , a control means that inputs output signals from an alarm device that issues an alarm and an alarm drive device that outputs a signal that drives the alarm device, and causes the alarm device to issue an alarm based on these output signals; Equipped with a radio wave transmitter that detects the insertion of a door key etc. and transmits radio waves,
The alarm driving means comprises a portable remote control transmitter and a receiver attached to the cylinder lock body of the building, and the remote control transmitter detects the radio waves emitted from the radio transmitter to signal theft. A VF sign is that the vehicle is equipped with an abnormality warning means that sends a message. That is, the anti-theft device for buildings according to the present invention is attached to entrances and exits (door h4), windows, or door 7 of rooms, etc. of buildings such as buildings, warehouses, and 1K stores, as well as storerooms and under-eaves storage hawks. If you try to open the lock, the system detects this action and prevents the inner cylinder from rotating, disabling the dark lock of the key, and alerts you if a thief attempts to use the lock. This is to prevent the theft of money and goods in the building and personal injury by notifying residents of the building of this abnormality via radio waves. Generally, when opening a cylinder lock such as a door with a counterfeit key, the key is inserted into the key slot of the cylinder lock and the inner cylinder is rotated and locked. Locking is not easy, but after inserting this key and before unlocking, the locking piece is fitted into a recess that communicates from the outside of the outer cylinder to at least the surface of the inner cylinder, which allows the inner cylinder to rotate. This system is designed to prevent the lock from being unlocked, and to notify surrounding people and residents of the building of the abnormality using an alarm or radio waves.

The present invention will be explained in detail below.

The cylinder locks used in the present invention include Manshin,
In addition to warehouses and IX stores, these are attached to entrances and exits (doors, etc.), windows, and room doors of buildings such as storerooms and storage under the eaves, and are composed of an outer cylinder and an inner cylinder. If so, there are no particular limitations.

In order to achieve the above object, this cylinder lock is provided with a recess that communicates from the outside of the outer cylinder to at least the surface of the inner cylinder.

Further, the sensor used in the present invention is not particularly limited as long as it can be installed near the cylinder lock and can detect the insertion of a door key or other object into the cylinder lock. Examples of such devices include optical sensors having a light-emitting element and a light-receiving element, and proximity switches such as limit switches that operate by contacting a door key or other objects.

Then, this sensor detects that a door key or other object is inserted into the cylinder lock, and by sensing the output signal from the sensor, drives a drive section to be described later, and by driving the drive section, By fitting the locking piece of the locking rock into the recess, rotation of the inner cylinder and locking are prevented, and an alarm is issued. By the way, the above locking lf! The mechanism is provided with a locking piece that is removably fitted into the recess and biased inward, and the locking piece is configured to protrude when driven by the drive section.

This lock W1 structure is provided on the outside of the cylinder lock, particularly at a location corresponding to the recessed portion of the cylinder lock.

The above-mentioned driving part is not particularly limited as long as it causes the locking piece to protrude by its driving, and examples of the driving part include, for example, a cam! Fi! + Kaya magnet etc.

Further, the alarm device used in the present invention is particularly limited as long as it is driven by an alarm signal from a control means that senses an output signal from the above-mentioned sensor and an output signal from an alarm drive means described later. Instead, for example, a buzzer that generates an abnormal alarm sound, a red light lamp that generates a red light, or a combination thereof may be used.

The alarm driving means is not particularly limited as long as it transmits a signal to drive the alarm,
For example, remote control transmitters and receivers, light-emitting elements and light-receiving elements, entrances and exits, windows, or rooms of buildings, warehouses, V* stores, etc. An example of such a device is one that transmits a signal to drive the alarm device by directly inserting the device into a connector provided on the outside of the device.

By the way, in the present invention, this one remote control transmitter has a locking device 8! in addition to the alarm driving means. It is also possible to incorporate a locking mechanism driving means for turning the structure on and off, and a radio wave receiver for notifying residents of the building of abnormalities such as theft.

However, when these are incorporated into one remote control transmitter, if an abnormality occurs in other functions of the remote control transmitter, for example when receiving radio waves, the alarm drive means, locking rock structure drive It is also possible to separate the means and the radio wave receiver and carry them with you.

Further, the control means detects the output signal from the sensor and the output signal from the W alarm drive means when the thief inserts a door key or other object into the door cylinder, and thereby activates the alarm. There is no particular limitation as long as the device has a structure that outputs an alarm signal to the user and generates an alarm based on this alarm signal. Specifically, when an output signal from the CPU of the computer, that is, an output signal from the alarm driving means and an output signal from the sensor is input, an alarm signal is output to the alarm device based on these output signals to generate an alarm. It is equipped with a CPU or an AND circuit of logic elements, etc., in which a program for performing the above operation is stored, and when the output signal from the alarm driving means and the output signal from the sensor are input, Based on the output signal, an alarm signal is output to the alarm device to generate an alarm, further comprising a series circuit of a first switch connected to the sensor and an f:lIJ2 switch connected to the receiver, Input the output signal from the sensor and the output signal from the receiver, output a drive signal to the alarm based on these output signals, and! Examples include those designed to generate information.

The most significant feature of the present invention is that the system is equipped with a radio wave transmitter that senses the signal that drives the alarm and transmits radio waves, and that the radio waves are transmitted by a portable radio receiver. The present invention is equipped with an abnormality warning means that detects theft and sends an atonement code.

In this case, as described above, the remote control transmitter incorporates a radio wave receiver and an abnormality warning means for transmitting a theft signal, and also includes a locking mechanism driving means for turning on and off the alarm driving means and locking mechanism. It may be incorporated.

Detecting such anomalies using radio waves can help prevent such crimes by allowing residents of the building to rush to the scene and catch the thief, or to notify the police and catch the thief. In the present invention, a receiver attached to the main body of a cylinder lock in a building is a receiver that can notify residents of the building of an abnormality by radio waves when a thief unlocks the lock. This is something that has been praised by N4.

In this case, this set allows the locking mechanism and alarm to be set at the same time, that is, locking P! It may also serve as the i-structure driving means and the alarm driving means.

In the anti-theft device for buildings according to claim 2, a recess in the cylinder lock is provided from the outside of the outer cylinder to the center of the inner cylinder, and the tip of a door key or other object is inserted into the cylinder lock. By sensing that the door has been opened and inserting a locking piece into the recess, it is possible to prevent a door key or the like from being completely inserted, thereby further preventing theft.

In the anti-theft device for buildings according to Claim 3 of Book 1111I, the driving part is provided in the locking mechanism;
This device is compact and extremely easy to attach to doors, etc.

In the anti-theft device for buildings as described in Item 4 of this HW4, the theft signal from the abnormality warning means in the remote control transmitter is a buzzer or a flashing lamp, so the structure is simple and it is possible to securely notify residents of the building. This allows for reliable notification of abnormalities.

In the anti-theft device for a building according to claim 5 of the present invention, by using an "lKa power source as the power source for the device on the cylinder lock main body side, the energy cost is low and the power does not turn off.

Book MI1f! In the anti-theft device for buildings according to claim 6, the anti-theft device is equipped with a backup power source that operates when the household power supply is cut off, and the energy cost is low and there is no need to worry about power outages. Evening II 24
Since the source is activated, it is possible to further prevent theft.

In the anti-theft device for a building according to claim 7 of the present application,
By setting the operating time of the alarm, it is possible to avoid excessive alarms from the alarm and prevent noise, and also to prevent the alarm from emitting excessive alarms. ! This makes it possible to minimize the burden on sources. In the anti-theft device for buildings according to claim 8,
The remote control transmitter is equipped with a forced release means to forcibly release the alarm, so if a resident of the building accidentally activates the alarm or after a thief is caught,
This makes it possible to prevent noise by avoiding the transmission of the alarm, and to minimize the burden on the power supply for the alarm.

The anti-theft device in a building according to claim 9. In terms of smell, the anti-theft device can be set using a remote control switch, and the operation is simple and can be easily performed by any person.

In other words, one remote control transmitter may serve as the locking mechanism driving means and the alarm driving means, and may be configured to transmit radio waves when it senses insertion of a door key or the like.

In the anti-theft device for building 1 according to claim 10 of the present application, the anti-theft device is set by locking the door, etc., so that the anti-theft device is set by locking. By doing so, you will never forget the set, making it even safer.

In the anti-theft device for a building according to MW4 requirement 11, the device is provided with a set lamp that allows you to confirm that the device is set, so that it is extremely easy to ensure that the anti-theft device is set. This can be easily confirmed and theft prevention can be further ensured.

(e) Function The anti-theft device for a building according to the present invention has the above structure, and when a resident of the building closes the door of the building, locks the door, and leaves the building, the sensor is set to the ON state. do. Therefore, when a thief inserts a foreign object into the cylinder lock of a gift, a sensor installed near the cylinder lock detects this abnormality, and the drive section is driven based on the output signal from the sensor to prevent the locking mechanism from locking. into the recess of the cylinder lock,
This prevents the inner cylinder of the cylinder lock from rotating and prevents the cylinder lock from being locked in the dark, or prevents the insertion of counterfeit keys into the inner cylinder of the cylinder lock, thereby preventing theft within the building. It has the effect of being prevented.

Furthermore, when a thief inserts a foreign object into the door cylinder lock of a property, for example, the sensor is turned on9, and as a result, the control means, based on the on state of the t-alarm driving means and the sensor, Generates an alarm on the above alarm device.

In this case, the abnormality can be notified to the residents of the building by radio waves transmitted by a radio transmitter, and the residents of the building can rush to catch the thief or report it to the police and catch the thief. It has an effect that is even more useful in preventing such crimes.

On the other hand, when residents of a building hear the door of a building, etc., they first turn off the sensor, that is, prevent the signal from being transmitted to the drive unit, and thereby release the drive unit. They can then insert a door key or other object into the ring lock themselves and safely unlock it.

In this case, since the sensor is in the off state, no signal is emitted from this sensor, and therefore no alarm or radio wave is emitted.

(r) Examples Hereinafter, the present invention will be explained in detail based on Examples, but the present invention is not limited thereto.

FIG. 1 is a perspective view of a door cylinder lock of an embodiment of the anti-theft device for a building according to the present invention, and FIG. 2 is a schematic side view of the door cylinder lock.

This anti-theft device can be used for manshins, kurasai, houses, etc.
They are attached to entrances and exits (doors, etc.), windows, or room doors of buildings such as storerooms and storage under the eaves.

! In Figure 1S1 and Figure 2, the door cylinder lock 100
consists of a cylindrical outer cylinder 1 and an inner cylinder 2 mounted inside the outer cylinder 1, and the inner cylinder 2 is rotatably installed inside and has a flat key insertion slot 3 in the middle. A door key 200 is configured to be freely inserted into and removed from the key insertion opening 3.

Further, as shown in Figures MS2 and MS3, the outer cylinder 1 has holes 4, 4, and the inner cylinder 2 has holes 5, 5.
are drilled, respectively, and these holes 4, 4, 5.5 are
The inner cylinder 2 is configured to be transported with the door key 200 not inserted to form the through hole X.

That is, unless the door key 200 is inserted and turned, the inner cylinder 2 will not move due to the urging force of the spring (not shown).
The outer cylinder 1 is always located at a predetermined location, and when the inner cylinder 2 is located at the predetermined location, as shown in FIGS. 1 to 3, the holes 4,
4 and 5.5 are arranged in a line with each other to form a through hole X.

Alternatively, as shown in FIG. 4, the door cylinder lock 100 may be provided with a communication hole X communicating with the key insertion port 3 from one side thereof.

In the present invention, a door key 20 is provided in the door cylinder lock 100 near the holes 4, 4 of the outer cylinder 1, that is, on the outside of the outer cylinder 1, as shown in FIGS. 1 to 3.
A sensor 6 is attached to detect that 0 or something else is inserted.

In this case, the sensor 6 is an optical sensor having a light-emitting element and a light-receiving element, but in addition to this, a transmitting element such as an ultrasonic wave or a radio wave and its receiving element are also used.

This sensor 6 will be explained in detail below.

To explain in detail the case of an optical sensor among the sensors 6, the optical sensor includes a light emitting diode 61 and a phototransistor 62.

That is, as shown in FIGS. 1 to 3, a light emitting diode 61 is provided outside one side of the through hole X of the outer cylinder lock 100, and its output signal is transmitted outside the other side. A sensing transistor 62 is provided. Therefore, when the through hole X is formed, the light emitted from the light emitting diode 61 passes through the through hole
The light is input to the transistor 62.

Furthermore, instead of the sensor 6 described above, as shown in FIG. 4, the door cylinder lock 100 is provided with a communication hole X1 communicating with the key insertion port 3 from one side thereof, Nearby, that is, at the communication hole
Sensei 1 that detects the reflected signal that hits 0 etc.! I
A sensor 6 (63) consisting of a sensor s (not shown) is provided. Then, the door key 20 is inserted from the key entry port 3.
The sensor f3 (63) is configured to be turned on when the reflected signal is detected by the sensor f3 (63) and outputs an output signal.

At this point, by using a sensor that detects disturbances in the reflected signal, it is possible to easily detect the reflected signal from the inner wall of the door cylinder lock 100 and the reflected signal from the door key 200, etc., thereby eliminating malfunctions. Therefore, it is preferable.

Here, the sensor 6 used is not particularly limited as long as the output signal hits a door key etc. and the disturbance of the reflected signal can be detected. The sensor 6 includes a sensor (output section) and a sensing element (sensing section) that senses the disturbance or the like.

In the present invention, an optical fiber may be used as the cable for transmitting the output signal from the sensor 6, and by configuring it in this way, it is possible to eliminate the problem caused by electromagnetic waves or the like. ! Malfunctions due to noise such as noise are reduced, and the stability is further improved.

The above theft prevention I! In the t position, the cylinder lock 100
As shown in FIGS. 1 to 4, a recess 50 is provided that communicates from the outside of the outer cylinder 1 to at least the surface of the inner cylinder 2, and a recess 50 is provided on the outside of the cylinder lock 100. A locking device vI70 is provided at the corresponding location,
The locking mechanism 70 is provided with a locking piece 71 that is removably fitted into the recess 50 and biased inward.

Then, when the door key 200 or other object is inserted into the cylinder lock 100, the sensor 6 detects this, and a driving part 72 is provided which causes the locking piece 71 to fit into the recess 50. The locking piece 71 is fitted into the recess 50 to prevent rotation and locking of the inner cylinder 2. By the way, it is preferable that the drive n72 is provided in the locking mechanism 70, as shown in FIGS.

FIG. 5 is a block diagram of an embodiment of the anti-theft device for buildings according to the present invention. The seven phototransistors 62 of the sensor 6 are connected to the base of another trunk transistor 7. The output of this transistor 7 is connected to a CPU of a computer as an example of control means 9 via a /0 interface 8.

On the other hand, in this case, the locking mechanism drive means 12 is a locking mechanism 70 and vl? which will be described later. 1114 (alarm driving means), for example, as shown in FIG. 5, the remote control transmitter 1
0 and a receiver 11. The remote control transmission "a10" is a means of transmitting radio waves with a frequency specific to each building or room.The frequency shall be set as long as there is no risk of interference with the frequencies of other buildings (for example, due to regional (e.g. to prevent interference, etc.), it is possible to share the frequency with other buildings to some extent.

Note that 101 is an antenna section, 102 is a transmitting section, and 103 is a control section that controls each of these sections.

Further, the receiver 11 is a means for receiving radio waves transmitted from the remote control transmitter 10. This receiver 11 is set near a cylinder lock 100 in a building. This receiver 11 has an I/O interface 1
3, it is connected to the CPU 9.

Note that this locking mechanism driving means 12 may not necessarily be a remote control type antenna that transmits radio waves, and for example, this locking mechanism driving means 12 may be directly connected to a connector section provided on the outside of a building door. It may be of a type that transmits a drive signal for the locking piece 71 to the cylinder lock 100 by inserting the locking piece 71 .

In this case, the residents of the building may prevent the generation of the drive signal by inserting the locking mechanism drive hand Pi12 into the connector part again, or the residents of the building may insert the locking mechanism drive hand Pi12 into the connector part provided on the outer side near the cylinder lock 100 of the building. By directly inserting this locking mechanism driving means 12 into the computer, a driving signal is transmitted to the computer, and this is stored in the computer.
Next, when residents of the building open the door, the remote control transmitter 10 may be configured to turn off the door.

In this case, the locking mechanism 70 is driven by f! It consists of a locking piece 71 that moves freely in and out according to the operation of S72 and the driving part 72, and is configured to be removably fitted into the recess 50 of the cylinder lock 100 by the protrusion of the locking piece 71.

The drive unit 72 in this locking fivI70 is not particularly limited as long as it is a mechanism that operates the locking piece 71 in a freely retractable manner, but specific examples include a servo motor, an electromagnetic device, and the like.

The locking mechanism 70 is connected to the CPU 9 via the I/O interface 15.

A ROM memory 95 is connected to the CPU 9. In the ROM memory 95, when the output signal from the receiver 11 and the output signal from the sensor 6 are input to the CPU 9, the CPU 9 controls the locking to the locking mechanism vI70 based on these output signals. A program for outputting the FII & structure drive signal to operate the drive unit 72 is stored.

Further, a RAM memory 96 is a writable and readable memory connected to the CPU 9 and used for the operation of the CPU 9.

Further, in this case, the locking mechanism driving means 12 also serves as a means for transmitting a signal for driving an alarm device 14, which will be described later. That is, by turning on the locking mechanism driving means 12, the alarm driving means is turned on, and by sensing the output signal from the sensor 6, the alarm driving means is turned on. It sends out an alarm drive signal.

The alarm device 14 is a buzzer that generates an abnormal alarm sound, a red light lamp that generates a red light, or a combination thereof.

The above-mentioned alarm device 14 provides an I/O interface 7 to the above-mentioned CPU 9.
are connected via the interface 15.

A ROM memory 95 is connected to the CPU 9. In the ROM memory 95, when the output signal from the receiver 11 and the output signal from the sensor 6 are input to the CPU 9, the CPU 9 sends an alarm signal to the alarm device 14 based on these output signals. A program for outputting and generating an alarm is stored.

Further, a RAM memory 96 is a writable and readable memory connected to the CPU 9 and used for the operation of the CPU 9.

The I/O interface 15 is equipped with a radio wave generator 500 that detects a signal that drives the alarm 14 and transmits a radio wave E, and the remote control transmitter 10 has a -L It is equipped with a constant warning means 510 that receives and senses the radio wave E transmitted from the radio wave transmitter 500 and transmits a theft signal.

Reference numeral 520 denotes a radio wave receiver built into the remote control transmitter 10, and is configured to sense the radio wave E received by the radio wave receiver 520 and, based on this, issue a theft signal from the abnormality warning means 510. ing.

Residents of the building can detect such abnormalities by buzzers or flashing pilot lights, and they can rush to catch the thief or report it to the police to catch the thief. This will help prevent such crimes.

FIG. 6 is a block diagram of another embodiment of the invention.

In FIG. 6, the control means 9 is equipped with an AND circuit of logic elements, etc., and inputs the signal from the receiver 11 and the signal from the sensor 6, and only when both signals are on, the drive circuit 16 and outputs a drive signal to the locking mechanism 70 to operate the drive section 72. In this case, the locking mechanism driving means 12 also serves as a means for transmitting a signal for driving an alarm 14, which will be described later. That is, by turning on the locking mechanism driving means 12, the alarm driving means is turned on, and by sensing the output signal from the sensor 6, the alarm driving means is turned on.
The alarm driving signal is transmitted to the 4th point.

That is, the control hand Fi9 is equipped with an AND circuit of m-logical elements, etc., and receives the signal from the receiver 11 and the sensor 6.
Only when both signals are on, the drive circuit 16 amplifies the signal and outputs the drive signal to the alarm 14 to generate an alarm. A radio wave transmitter 500 is provided between the control means 9 and the alarm 14 to detect a signal for driving the alarm 14 and transmit a radio wave E. On the other hand, the remote control transmitter 10 The above radio wave transmitter 500
The device is equipped with an abnormality warning means 510 that receives and senses the radio waves E transmitted from the mobile terminal and transmits the theft 11 signal.

Reference numeral 520 denotes a radio wave receiver built into the remote control transmitter 10, which senses the radio wave E received by the radio wave receiver 520, and based on this, the abnormality warning means 510 detects the theft! ! It is set up to emit a signal.

FIG. 7 is a block diagram showing still another embodiment of the present invention.

In FIG. 7, the control means 9 includes a series circuit of a first switch 91 connected to the sensor 6 and a second switch 92 connected to the receiver 11. In this case as well, the control means 9 receives the signal from the sensor 6 and the receiver 11.
input the signal from and only when both signals are on,
A drive signal is output to the locking 8I1 mechanism 70, and the drive section 72
, and the locking piece 71 is inserted. Further, in this case, the locking mechanism driving means 12 also serves as a means for transmitting a signal for driving an alarm device 14, which will be described later. In other words, this locking lf! Structure drive means 12
By turning on the alarm driving means, the alarm driving means turns on, and by sensing the output signal from the sensor 6, the alarm driving means turns on.
It sends out an alarm drive signal. That is, the control means 9 includes a series circuit of a first switch 91 connected to the sensor 6 and a second switch 92 connected to the receiver 11. In this case as well, the control means 9 inputs the signal from the sensor 6 and the signal from the receiver 11, and only when the gray signal is on, the above-mentioned alarm n
It outputs a drive signal to 14 and generates an alarm.

In the series circuit, a radio wave transmitter 500 is connected in parallel to the alarm device 14 to sense a signal that drives the alarm device 14 and transmit radio waves E, and on the other hand, to the remote control transmitter 10 is the above radio wave transmission 35
It is equipped with an abnormality warning means 510 that receives and senses the radio wave E transmitted from 00 and transmits a theft signal.

Reference numeral 520 denotes a radio wave receiver built into the remote control transmitter 10, and is configured to sense the radio wave E received by the radio wave receiver 520 and issue a theft signal from the abnormality warning means 510 based on this. ing.

By the way, in the above embodiment, the remote control transmitter 1
0 also incorporates a radio wave receiver 6520 that receives the radio waves E transmitted from the radio wave transmitter 500 and an abnormality warning means 510, but instead of this, the radio wave receiver 520 and the abnormality warning means 510 are integrated and this is incorporated. It may be provided separately from the remote control transmitter 10.

Next, the operation of the above embodiment will be explained.

When residents of the building leave the building, the door is locked, and the remote control transmitter 10 transmits a locking mechanism drive radio signal and an alarm drive radio signal.

The radio wave signal is received by the receiver 11 and input to the CPU 9, and the device is set to the ON state. On the other hand, a thief approaches the door of the building in such a state and inserts a wedge-shaped door key or a similar foreign object into the door cylinder lock 10.
0 and try to open the door. Since the sensor 6 is attached to the door cylinder lock 100 as described above, the insertion of the sensor 6 eliminates the penetrating state of the through hole X and blocks light. As a result, the sensor 6 detects the insertion of the foreign object. The ON output of that sensor 6 is I/O
It is input to the CPU 9 through the interface 8. Therefore, the CPU 9 recognizes that the ON signal is input from both the receiver 11 and the sensor 6, and locks ill@7.
0, a locking mechanism drive signal and an alarm drive signal are output to operate the drive unit 72 and alarm 14, whereby the locking piece 71 fits into the recess 50, causing the inner cylinder 2 to rotate. , the lock is blocked and an alarm is issued.

Therefore, even if a thief attempts to open the door with a foreign object, not only will he be unable to unlock the door, but an alarm will be issued, making it impossible for the thief to do so. The time at which the alarm will be issued shall be determined in advance by C.
It may also be set by the PU9.

In this case, the I/O interface 15 is equipped with a radio wave transmitter 500 that senses the signal that drives the alarm 14 and transmits the radio wave E, and the remote control transmitter 10 is equipped with the radio wave transmitter 500 that senses the signal that drives the alarm 14 and transmits the radio wave E. Since the building is equipped with an abnormality warning means 510 that receives and senses the radio wave E transmitted from the device 500 and sends a theft signal, residents of the building can detect such an abnormality by blinking a buzzer or a pilot lamp. Therefore, neighbors and residents of the building can rush to catch the thief, or notify the police and catch the thief, thereby further helping to prevent such crimes.

On the other hand, when a resident of the building or the like uses a door key to listen to the door of the building, the locking mechanism drive signal 12 is released by the remote control transmitter 10 that the resident carries. As a result, when the door key 200 is inserted into the cylinder lock 100, an on signal is output from the sensor 6, but a locking mechanism drive signal is not input from the receiver 11, so the above-mentioned C
Since the PU 9 does not output the locking mechanism drive signal to the locking mechanism 70, the drive unit 72 does not operate, and since the alarm drive signal is not input, the CPU 9 outputs the alarm signal to the alarm 14. Therefore, there is no need to worry about an alarm being issued, and the abnormality warning means 510 is not activated. Note that both the AND circuit in the embodiment shown in the WSe diagram and the series circuit in the embodiment shown in diagram #7 operate in the same manner as the CPU 9 described above. In the anti-theft device for buildings of the present invention, tlI
As shown in Figure k3, a recess 50 in the cylinder lock 100 is provided from the outside of the outer cylinder 1 to the center of the inner cylinder 2, and the tip of the door key 200 or other object is inserted into the cylinder lock 100. It may be configured such that the locking piece 71 is fitted into the recess 50 upon sensing that the door has been inserted, so that the door '+-200 etc. cannot be completely inserted. This further prevents theft.

In the anti-theft device for buildings according to the present invention, the locking mechanism may be of a form in which the driving part 72 and the locking piece 71 are separated, as shown in FIG. 4, but in particular, as shown in FIGS. Since the driving part 72 is provided in the locking mechanism 70, this device is compact and easy to handle, such as when attaching it to a door or the like.

In the present invention, since the theft signal from the abnormality warning means 51o in the remote control transmitter 10 is a buzzer or a flashing lamp, the structure is simple and the residents of the building can be reliably notified of the abnormality. be.

In the present invention, by using a garden AC power source as the power source for the system on the cylinder lock main body side, the power cost is low and it can be installed in a building extremely easily.

In the present invention, when connecting a power source to the system on the cylinder lock main body side in the building, as shown in FIG. By using the spare battery Vp, the system can be operated reliably even when the household power is turned off, and theft can be prevented.

In addition, in FIG. 8, since the operating time of the alarm device 14 is determined, it is possible to prevent the alarm device 14 from issuing an alarm for a long period of time to prevent noise, and to reduce the power supply for the alarm device. This allows the burden to be minimized.

In the present invention, the remote control transmitter 10 is provided with a force canceling means for forcibly canceling the alarm of the alarm 14, so that when a resident of the building or the like accidentally activates the alarm 14 or after a thief is caught, This makes it possible to prevent noise by avoiding issuing the alarm for a long period of time, and to reduce the burden on the system power supply as much as possible.

In the anti-theft device of the present invention, a signal to set the device is output by locking a door, etc., and if the system is set automatically by this signal, residents of the building will generally Since the system is set and reset at the same time as the door is locked, accidents such as forgetting to set the settings are prevented. In this case, by rotating the inner cylinder 2 with the door key 200, the moving part of the cylinder lock lOO is rotated, and the system may be set by a limit switch provided near this moving part.

By the way, in this case, remote control transmitter 1
0 is used to remove the driving of the locking piece 71, alarm 14, etc. when a resident of the building opens the door.

In the present invention, as shown in FIG. 5, the system body is provided with a set lamp 97 that allows the remote control transmitter 10 to confirm that the device is set, thereby ensuring that the accident prevention device is set. This makes it extremely easy to confirm that the device is being used, which further prevents theft. (g) Effects of the invention As is clear from the above description, the anti-theft device for buildings as defined in Item 1 uses a sensor that detects when a door key or other object is inserted into the door cylinder lock. and a locking mechanism driving means that outputs a signal to drive the locking mechanism, and when the sensor and the locking W1 structure driving means are in the ON state, the driving part of the locking mechanism is driven to move the locking piece inside. Fits into at least the surface part of the cylinder,
As a result, even if a thief tries to open a building door using a counterfeit door key, the rotation of the inner cylinder and the lock will be prevented, preventing the theft of money, goods, credit cards, cash cards, etc. inside the building. In addition, when a thief opens the door in this way, the sensor and alarm driving means are turned on, causing the alarm to issue an alarm and further stealing the valuables inside the building. This has the effect of preventing theft of credit cards, cash cards, etc.

In this case, this abnormality can be detected by the radio waves emitted from the radio transmitter, causing neighbors or residents of the building to rush to catch the thief, or report it to the police to catch the thief. This has the effect of helping to prevent serious crimes.

Further, in the present invention, since the sensor is provided not inside the cylinder lock but near the cylinder lock, that is, outside the cylinder lock, the sensor can be installed extremely easily and reliably.

On the other hand, when residents of the building open the door themselves, they can operate the locking mechanism drive means in advance to release the locking mechanism and the alarm, so they can unlock the door without issuing an alarm. In other words, in the present invention, when a thief attempts to lock the doorway, window, or room door of a building such as a apartment, warehouse, or 1K store, the key locks l9! before the key is unlocked!
The system and alarm are activated, that is, when a thief simply inserts a door key or the like into the door cylinder lock, the black lock is blocked and an alarm is issued.

On the other hand, the building resident, manager, or a person authorized by these persons should turn off the locking mechanism driving means and/or the sensor in the door cylinder lock in advance, and then insert the door key or other object into the door cylinder lock. The structure is such that the locking mechanism and alarm are not activated by inserting the device into the device, no radio waves are emitted, the structure is simple, there is no malfunction, and the device has excellent stability during installation.

In the anti-theft 5N device for buildings according to claim 2, a recess is provided to reach the center of the inner cylinder of the cylinder lock, and a locking piece fits into the recess to prevent foreign objects such as a door key from being inserted. It looks like this. Such a simple structure has the effect of further preventing theft.

In the anti-theft device for a building according to claim 3, since the driving part is provided in the locking mechanism, this device has effects such as being compact and extremely easy to handle when attached to a door etc. be. In the anti-theft device for a building according to claim 4, the theft signal from the abnormality warning means in the remote control transmitter is a buzzer or a flashing lamp.
It has a simple structure and has the effect of reliably informing the residents of the building of abnormalities.

In the anti-theft device for buildings according to claim 5, by using a household AC power source as the power source for the device on the cylinder lock main body side, the power cost is low and the installation is extremely easy. It is.

In the prevention of accidents in buildings according to claim 6, is it for household use? 1! By providing a backup Mi source that operates when the power goes out, it is safe and reliable even in the event of a power outage, and it is possible to further prevent theft.

In the anti-theft device for a building according to claim 7, by setting the driving time of the alarm, it is possible to prevent the alarm from issuing an alarm for a long period of time, thereby preventing noise, and reducing the power supply for the alarm. This has the effect of reducing the burden as much as possible.

Claim 8! ! In anti-theft devices for property, by providing a remote control transmitter with a forced release means to forcibly release the alarm, it is possible to prevent theft if a resident of the building accidentally activates the alarm or after a thief is caught. In addition to avoiding the expense of the alarm over the duration of the alarm and preventing noise, Wl'fl. This has the effect of reducing the burden on people as much as possible. In the anti-theft device for a building according to claim 9, the anti-theft device is set by turning on the remote control transmitter.
It is safe and you won't forget to set it.

In the anti-theft device for a building according to the tenth aspect, since the device is set at the same time as the door lock, there is no need to forget to set the device, resulting in an extremely safe effect.

In the anti-theft device for buildings according to the eleventh aspect, since the set can always be visually confirmed, an even better anti-theft effect can be obtained.

[Brief explanation of drawings]

Fig. 1 is a perspective view showing one embodiment of the anti-theft device for a building according to the present invention, Fig. 2 is a cross-sectional view thereof, Fig. 3 is a cross-sectional view showing another embodiment of the present invention, and Figs. FIG. 8 is a block diagram showing each of the other embodiments. DESCRIPTION OF SYMBOLS 1... Outer cylinder, 2... Inner cylinder, 6... Sensor, 9... Control means, 12... Locking mechanism drive means, 14... Alarm, 16... Drive circuit , 50...
recess, 70...locking mechanism, 71...locking piece, 72...
...Drive unit, 100...Door cylinder lock, 200...
- Door key 500...Radio wave transmitter, 510...Abnormality warning means, 520...Radio wave receiver, X...Through hole, X1...Communication hole. l ・Outer cylinder Fig. 7 1...Outer cylinder 2...Inner cylinder Fig. 3 100...Door cylinder lock X1...Through hole 3 Fig. 4 Procedure amendment (method) 1. Display of incident 2. Name of the invention 3. Person making the amendment Name and address related to the case 4. Agent Address: Patent Application No. 1-1F31816 Anti-theft device in building

Claims (11)

[Claims] (1) An anti-theft device for buildings such as condominiums, warehouses, and houses, in which a sensor is installed near the cylinder lock to detect when a door key or other object is inserted into the cylinder lock. At the same time, a recess communicating from the outside of the outer cylinder to at least the surface of the inner cylinder is provided, and a locking mechanism is provided on the outside of the cylinder lock at a location corresponding to the recess, and the locking mechanism has the above-mentioned locking mechanism. A locking piece that is removably fitted into the recess is provided with an inward bias, and on the outside of the cylinder lock, the locking piece is fitted into the recess by sensing an output signal from the sensor. and an alarm device that prevents rotation and unlocking of the inner cylinder by fitting the locking piece into the recess, and issues an alarm by sensing an output signal from the sensor. , a control means for inputting output signals from an alarm drive means for outputting a signal for driving the alarm, and for causing the alarm to generate an alarm based on these output signals; and a control means for detecting the insertion of the door key or the like. and a radio wave transmitter for transmitting radio waves, and the alarm driving means comprises a portable remote control transmitter and a receiver attached to a cylinder lock body in a building, and the remote control transmitter includes the above-mentioned radio wave transmitter. A theft prevention device for a building, characterized by comprising an abnormality warning means that detects radio waves transmitted from a radio wave transmitter and transmits a theft signal. (2) A recess is provided to reach the center of the inner cylinder,
2. The anti-theft device for a building according to claim 1, wherein a locking piece is fitted into the recess to prevent insertion of a door key or the like. (3) The anti-theft device for a building according to claim 1 or 2, wherein the drive portion is provided in the locking mechanism. (4) The theft prevention device for a building according to any one of claims 1 to 3, wherein the theft signal from the abnormality warning means is a buzzer or a blinking lamp. (5) The theft prevention device for a building according to any one of claims 1 to 4, wherein a household AC power source is used as a power source for the device on the cylinder lock main body side. (6) In the anti-theft device for a building according to claim 5,
An anti-theft device in a building, wherein the anti-theft device is equipped with a backup power source that operates when the household power source is turned off. (7) The anti-theft device for a building according to any one of claims 1 to 6, wherein the activation time of the alarm is set. (8) The anti-theft device for a building according to any one of claims 1 to 7, wherein the remote control transmitter is provided with forced release means for forcibly releasing the alarm of the alarm. (9) The anti-theft device for a building according to any one of claims 1 to 8, wherein the anti-theft device for a building is configured to be set by a remote control transmitter. (10) The theft prevention device according to any one of claims 1 to 9, in which the theft prevention device is configured to be set by locking a door or the like. (11) The theft prevention device for a building according to claim 10, wherein the device is provided with a set lamp that allows confirmation that the device is set.