JPH04293881A - Thief capturing device - Google Patents

Abstract

PURPOSE:To capture a thief safely and easily by covering him with a capturing net. CONSTITUTION:A housing 1 to house a capturing net 5 in a reduced condition is provided at the ceiling 23 or the like of a key position in a building. An opening/closing member 2 is to be opened automatically when a sensor or the like perceives that a thief A invades at the lower side of the housing 1, or opened manually by a guard man or the like when he confirms the thief through a TV camera or the like and operates a switch. When a thief A invades at the lower side of the housing 1, the opening/closing member 2 is opened, and the capturing net 5 jumps out and expands, and covers the thief A. At the same time, an opening 5a at the lower side is operated to close, and the thief A is covered by the net.

Description

[Detailed description of the invention]

0001

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a burglar trap.

0002

[Prior Art] Conventionally, in addition to human security systems using security guards, mechanical security systems using infrared sensors, alarms, television cameras, etc. have been adopted as crime prevention measures for condominiums, buildings, etc. .

0003

[Problems to be Solved by the Invention] However, in the above-mentioned mechanical security system, when an intruder, ie, a thief, is detected by a sensor, etc., an alarm is only activated, or a television set in the control room is activated. This can only confirm the thief and his location. Therefore, security guards and others must perform extremely dangerous work to capture thieves. Also, it is often easy to miss.

The present invention has been made in view of the above-mentioned problems of the prior art, and by installing it on the ceiling or wall of a safe or other key location, thieves can prevent thieves from getting to the key location. When an intruder is detected, the storage compartment opens automatically by detecting it with a sensor, etc., or by checking with a TV camera, etc., and the trapping net pops out and expands to cover the thief, and at the same time, the lower opening is closed. To provide a thief trap whose parts can be closed to safely and reliably capture a thief.

[0005]

[Means for Solving the Problems] In order to achieve the above object, the thief trap of the present invention is provided with a storage section on the ceiling, wall, etc. for storing the catching net in a reduced state, and the storage section An opening/closing part is provided in the thief, and when the thief is electrically sensed and confirmed, the storage part opens automatically or manually by operating a switch, and the trapping net pops out and expands, and at the same time, the thief is covered with the trapping net. It is characterized in that the lower opening is closed.

[0006]

[Function] When a thief enters the lower part of the thief trap constructed as above, the thief is detected by a sensor, etc., and the storage section in which the trap net is stored is opened and closed. section will open automatically. In addition to opening the storage compartment automatically when detected by the sensors mentioned above, the storage compartment can also be opened manually by operating a switch after a security guard or the like confirms a thief using a television camera that has been installed in advance at strategic locations. You can also make it open even when you open it. When the storage section is opened in this manner, the trapping net pops out from the opening and closing portion, expands into a roughly cast net shape, and is placed on the thief, at the same time the lower opening of the trapping net is closed. This will completely cover the thief. Therefore, the thief will not be able to resist and as a result can be captured safely and easily without any danger. Also, it will not be easily missed.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 to 4, the storage section 1 is formed into a box shape with a square plan view, and an opening/closing section 2 is provided at the lower part. The opening/closing section 2 has opening/closing lids 3, 3, 3 each having a substantially L-shaped side surface and a substantially triangular planar shape at the lower end of each side of the storage section 1.
, 3 by pivotally connecting the upper ends of , 3 with hinges 4,
It is formed so that it can be opened from the closed position shown by the solid line in FIG. 4 to the outside and upward shown by the two-dot chain line in FIG. As shown in FIG. 5, a storage chamber 6 for storing the catching net 5 in a reduced state is formed between each opening/closing lid 3 .

[0008] Each opening/closing lid 3 in the opening/closing section 2 is normally kept closed, and when a thief is detected by a sensor or the like, the lid is automatically opened in response to a detection signal. However, in addition to this, it may also be provided so that a security guard or the like can check for a thief using a television camera or the like and manually open the lid by operating a switch. For example, a stopper solenoid 7 as illustrated in FIG. 9 can be used as the opening/closing means for the opening/closing lid 3. That is, when using the above stopper solenoid 7,
The solenoid 7 is fixedly installed on the bottom plate 1a of the storage section 1, and an engagement hole 8 through which the actuator 7a engages and disengages is bored in the side plate 3a of the opening/closing lid 3. The closed state is maintained by protruding and engaging with the engagement hole 8, and when the stopper solenoid 7 is energized, the actuator 7a is moved back and removed from the engagement hole 8, and the lid is opened. It will be done. Incidentally, in FIG. 9, the opening/closing lid 3 opens and closes in the front and rear directions with respect to the storage section 1. Therefore, in the case of using the stopper solenoid 7 described above, if the solenoid 7 is electrically connected to a sensor or switch (not shown) so that the stopper solenoid 7 is energized by the above-mentioned sensing signal or by switch operation. good.

The above-mentioned catching net 5 is made of piano wire, steel wire, etc. that cannot be cut with pliers, etc., and can be reduced to a small volume, and can be expanded into an approximately cast net shape as shown in FIG. A wire 9 is inserted through the periphery of the lower end so that the lower opening 5a is closed. As shown in FIG. 5, the trapping net 5 configured in this way has multiple locations 5b on its upper end (four locations in the illustrated example) attached to brackets perpendicular to the bottom plate 1a of the storage section 1. 26
. . , and is stored in the storage chamber 6 in a reduced size via the ejecting means 10 and the winding means 11.

The ejecting means 10 is composed of a guide pipe 12 and a coil spring 13, and in the illustrated example, as shown in FIG. There are four in total, two of each. As clearly shown in FIG.
The guide pipe 1 is connected by brackets 26, 26 installed vertically on a.
2 is fixed horizontally, and its inner end is formed into a closed end by a bracket 26, and the coil spring 13 is installed inside by inserting the coil spring 13 from the open end 12a side which is the outer end.

The expanded length of the coil spring 13 is set to be approximately the same as that of the catching net 5 in the vertical direction. A plurality of connecting rings 14 extend from the bottom end to the bottom end.
. . . are connected to each coil spring 13 of each of the above-mentioned ejecting means 10 . Further, as shown in FIGS. 5 and 6, the guide pipe 12 has a guide groove 1 in the lower longitudinal direction.
2b is cut out, and each of the connecting rings 14 is slidably inserted into the guide groove 12b.

As shown in FIGS. 5 and 7, the winding means 11 includes a vibration-resistant case 15 formed to be detachably inserted into the open end 12a of the guide pipe 12, and a motor. a gear reduction transmission mechanism 17 by means of the motor 16;
It is comprised of a wire take-up reel 18 driven via a wire winding reel 18, and a plurality of shock switches 19... The winding means 11 are provided in the same number as the above-mentioned ejecting means 10, and are each provided with a stopper means so that each case 15 is fixed and held in a state where it is inserted into the guide pipe 12 of each ejecting means 10. 20 are provided for each.

For example, the illustrated solenoid 21 can be used as the stopper means 20. That is, when using the solenoid 21, as shown in FIG. By engaging with the engaged hole 15a, the winding means 11 is fixedly held in the state inserted into the guide pipe 12, and the solenoid 2
1, the actuator 21a moves back and closes the engagement hole 1.
It is formed so that it comes off from 5a and the above-mentioned fixation is released. Further, the solenoid 21 is also electrically connected to the above-mentioned sensors and switches (not shown).

Furthermore, each of the winding means 11..., as shown in FIG. -S15
The other end 9b of each wire 9 is inserted into the case 15 of the adjacent winding means 11 and wound around the winding reel 18. As a result, the winding reel 18 is driven by the motor 16, so that each wire 9
... is taken up on a take-up reel 18 and pulled in the direction of arrow a in the figure, so that the lower opening 5a of the catching net 5 is closed.

The thief trap constructed in this way is shown in FIG.
As illustrated in FIG. 2, the storage section 1 is fixed and installed on the ceiling 23 or wall 24 at a location where the safe 22 is located or at other important locations. The trapping net 5 is stored in the storage section 1 in the following manner. With the opening/closing part 2 of the storage part 1 open, the coil spring 13 is inserted into the guide pipe 12 while being compressed. At this time, the connecting ring 14 between the coil spring 13 and the capture net 5 is connected to the guide pipe 12.
Insert it along the guide groove 12b. Guide pipe 12
When the coil spring 13 is compressed and installed in the coil spring 13, the case 1 of the winding means 11 is attached to the open end 12a of the guide pipe 12.
5 and close the case 15 with the stopper means 2.
Fixed at 0. Next, once the trapping net 5 is pushed upward and reduced, the opening/closing section 2 of the storage section 1 is closed to move the trapping net 5 into the storage section 1 as shown in FIG.
It can be installed inside the storage room 6 of. Each opening/closing lid 3 of the opening/closing section 2 is held closed by a stopper solenoid 7.

[0016] Also, the ceiling 23 is designed so that when a thief enters the lower part of the thief trap, it can be sensed or confirmed.
Sensors, television cameras, etc. (not shown) are installed on the walls 24 and the like. In this way, as shown in FIGS. 1 and 2, when the thief A enters the lower part of the burglar trap, the thief A is detected by a sensor or the like, and the detection signal causes the stopper solenoid 7 and the stopper to be activated. - solenoid 2 of means 29;
1 is energized, the actuators 7a and 21a move backward, and the engagement with the opening/closing lid 3 and the case 15 is released, thereby opening the storage section 1 and at the same time, the coil spring 1
The winding means 11 is pushed outward by the elastic force of 3,
As shown in FIG. 7, it comes off the guide pipe 12 and falls. On the other hand, the coil spring 13, due to its elastic force, causes the catching net 5 to jump outward from the guide pipe 12, thereby expanding downward into a substantially cast net shape and covering the thief A. At the same time, the shock switch 19 protruding from the case 15 of the winding means 11 is activated by colliding with the floor 25 etc., and the motor 16 is energized.
is started and the take-up reel 18 is rotated, so that the wire 9 is wound up and the lower opening 5a of the capture net 5 is closed, whereby the thief A is covered with the capture net 5. You will be wrapped up and unable to escape.

In the illustrated embodiment, four opening/closing lids 3... are pivotally connected to the opening/closing part 2 of the storage section 1, so that they can be opened and closed in all directions. Alternatively, it is possible to open and close only three lids, and the number of opening and closing lids 3 can be one or two.

[0018]

[Effects of the Invention] Since the present invention is constructed as described above, the thief is covered with a trapping net, so his movement is restricted and he can be easily captured, and even if he is carrying a weapon, he can be captured easily. , its use is prevented by the net, so it is safe and risk-free. Furthermore, since there is no risk of the thief being injured by the trapping net, there is no humane problem. Furthermore, the installation location can be set on the ceiling, wall, or other high place, and the opening/closing part of the storage compartment and the popping out of the capture net are automatically activated by detecting a thief using a sensor etc. Not only can this be done visually, but it can also be checked manually by a security guard or the like using a television camera, etc., and can be done manually by operating a switch, so it can be easily used by connecting to an existing security system.

[Brief explanation of drawings]

FIG. 1 is a side view showing an example of the use of an embodiment of a burglar trap according to the present invention.

FIG. 2 is a front view showing an example of use of the same embodiment.

FIG. 3 is a front view showing the same embodiment installed on the ceiling.

FIG. 4 is a bottom view of FIG. 3;

FIG. 5 is an enlarged cross-sectional view taken along the line A-A in FIG. 4;

FIG. 6 is an enlarged cross-sectional view taken along line BB in FIG. 5;

FIG. 7 is a sectional view showing a state in which the catching net and the winding means protrude from the storage section in the same embodiment.

FIG. 8 is a perspective view showing the catching net in an expanded state in the same embodiment.

FIG. 9 is a sectional view showing the opening/closing means of the opening/closing lid of the same embodiment.

[Explanation of symbols]

1 Storage section 2 Opening/closing part 5. Capture net 5a Opening 23 Ceiling A. Thief

Claims (1)

[Claims] Claim 1: A storage section is provided on the ceiling, wall, etc., in which the catching net is stored in a reduced state, and an opening/closing section is provided in the storage section, and the thief is automatically sensed and confirmed by electrically detecting or confirming the presence of the thief. The thief capture device is characterized in that the storage section is manually opened by operating a switch, the capture net is popped out and expanded, and at the same time the capture net covers the thief, its lower opening is closed. vessel.