JP2005002564A - Gate door with burglar device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a simple and low cost gate door with a burglar device having a hook-and-eye-hinge functioning as an intrusion sensor and a door opening sensor as well as a load sensor. <P>SOLUTION: In a gate door provided with a hinge metal 2 attached to a door body A and the hook-and-eye-hinge 1 fixed to a gate post B and rotatably supporting the hinge metal 2, In at least one of the hook-and-eye-hinges 1, a trigger 3 that penetrates in the periphery of the bottom face 111 of the hinge metal support 11 and connected to a load sensor 5 is elastically projected, in the hinge metal 2, a recess 4 loosely fitted to the trigger 3 is cut at the lower end periphery of an insert part 21. Usually, the trigger 3 is loosely fitted to the recess 4. When a load larger than a specified value acts on the door body A, the trigger 3 detects the intrusion and the gate rotates, the trigger 3 goes out of loose fitting and the lower end face of the insert part 21 of the hinge metal 2 slides, the opening of the gate door is detected by pressing the trigger 3. The hook-and-eye-hinge 1 provided with such an intrusion detection function and an opening door detection function is arranged. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a gate with a security device. More specifically, the present invention relates to a gate provided with a security device and having an elbow metal bar rotatably inserted into an armrest.
[0002]
[Prior art]
Conventionally, for a gate with a security device, for example, in a revolving door, a load greater than a predetermined value applied while the door body rotates is detected and a load greater than a predetermined value applied when the door body is opened or closed is applied. When detected, the control unit receives the detection signal to activate the security system (Patent Document 1), and attaches a pressure sensor to an external structure such as a fence, a gate, and a fence, and interlocks with the pressure sensor. The technique (patent document 2) etc. which provided the crime prevention apparatus which operate | moves by doing are known.
[0003]
[Patent Document 1]
JP-A-10-198870 (page 1-5, FIGS. 1-3)
[Patent Document 2]
JP-A-3-144896 (page 1-3, FIG. 3, FIG. 5)
[0004]
[Problems to be solved by the invention]
By the way, in recent years, the use of electric locks with a mechanism that cannot be opened simply from the point of view of crime prevention is increasing, but even when the gate is closed, an intruder gets over the door body and enters. Therefore, there is a demand for a security system that detects the load and issues an alarm. On the other hand, for example, when the gate is left open, such as when you forget to close the gate, it is necessary to detect the opening of the gate from the point of view of crime prevention, send an alarm for opening the door, and call the user's attention. .
[0005]
Therefore, conventionally, the above-described intrusion detection and door opening detection are detected by dedicated units, for example, the above intrusion detection is performed by an infrared detection method, and the door opening detection is performed by a latch unit method, and a system for individually issuing an alarm is provided. Has been adopted. However, when the above-described crime prevention devices are individually attached, there is a problem that complicated work is required and the cost is increased. The present invention has been conceived under such circumstances, and performs intrusion detection and door opening detection at one location of the gate, adopts the same detection method, and is simple and cost effective. It is an object of the present invention to provide a gate provided with the security device.
[0006]
[Means for Solving the Problems]
In order to solve the above problems, the present invention takes the following technical means. That is, according to the present invention, in a gate door comprising an elbow mounted on the door main body and an elbow that is fixed to the gate pillar and rotatably supports the elbow, at least one of the elbows includes The trigger connected to the load sensor through the bottom peripheral edge of the elbow support part protrudes elastically, and the elbow is provided with a recess that freely fits with the trigger at the lower peripheral edge of the insertion part. When the gate is closed, the trigger is loosely fitted in the recess, and when a load of a predetermined value or more is applied to the door body, the trigger detects intrusion and the gate is rotated. With an anti-crime device with an intrusion detection function and an opening detection function that detects the opening of the gate by sliding the lower end surface of the insertion part of the elbow and sliding the trigger and pressing the trigger. A gate is provided. By doing in this way, when an intruder gets over the door body, both the intrusion detection that uses the load and the opening detection that detects the open state of the gate can be performed on the elbow of the gate. In addition, since one load sensor is also used, a gate with a security device can be provided easily and at low cost.
[0007]
It is preferable that the armrest provided with the said intrusion detection function and the door open detection function is arrange | positioned under the left and right portal posts. The armrests fixed to the gateposts are usually provided at the four upper and lower parts of the left and right gateposts, but the upper two parts of the left and right gateposts are provided with known armrests to support the door body, and the lower two of the left and right gateposts An armrest having an intrusion detection function and an opening detection function is disposed at a location, and is used exclusively for intrusion detection or door opening detection. By doing in this way, while preventing the malfunction of the armrest concerning this invention, damage can be reduced and it can be used for a long period of time.
[0008]
It is preferable that the top of the trigger is hemispherical so that the loose fit between the recess formed in the lower end peripheral edge of the elbow metal and the trigger can be easily removed. At this time, if the concave portion is also hemispherical, loose fitting can be easily removed, the lower end surface of the insertion portion smoothly slides to press the trigger, and the pressed trigger is elastically displaced. The door can be transmitted to the load sensor.
[0009]
The gate with a security device according to the present invention further includes a controller coupled to the load sensor and a power supply unit. The controller has a built-in microprocessor and processes data transmitted from the load sensor, and the power supply unit supplies power necessary for these operations. By doing so, the analog displacement of the trigger due to the load can be quickly digitized through the load sensor.
[0010]
It is preferable that the controller determines intrusion detection or door opening detection and activates the intrusion alarm transmission system or the door opening alarm transmission system. In this way, for example, when an intrusion is detected, an intrusion alarm transmission system is activated to generate a buzzer, artificial sound, red light emission, flash, or the like to repel intruders.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the drawings. In the present embodiment, as shown in FIG. 6, known armrests C and C are provided on the upper portions of the left and right gate pillars B and B to rotatably support the door main bodies A and A, and A case where an armrest having an intrusion detection function and an opening detection function is arranged at the lower part will be described. FIG. 1 is a partially exploded perspective view showing an external appearance of a gate with a security device according to the present invention, and FIG. 2 is a partially transparent perspective view showing an essential part thereof. 1 and 2, the elbow 2 attached to the door main body A is rotatably inserted into the support portion 11 of the armrest 1 whose insertion portion 21 is fixed to the gate pole B.
[0012]
As shown well in FIG. 2, the trigger 3 connected to the load sensor 5 protrudes elastically through the peripheral edge of the bottom surface 111 on the bottom surface 111 of the support portion 11 and is movable in the vertical direction. It is said that. On the other hand, a concave portion 4 that is loosely fitted to the hemispherical trigger 3 at the top is bored in a hemispherical shape at the lower peripheral edge of the insertion portion 21. The trigger 3 is elastically displaced by a load, and this displacement is transmitted to a load sensor 5 provided below the trigger 3. Data transmitted from the load sensor is processed by a microprocessor built in the controller 6. The Electric power necessary for these series of operations is supplied from the power supply unit 7.
[0013]
Next, the operation of the gate with a security device of the present invention will be described. FIG. 3 is an explanatory view showing the inside of the armrest 1 according to the present invention when the left and right door bodies A, A are closed. In FIG. 3, a part is shown in cross section for easy understanding. In the present embodiment, the door main bodies A and A are supported by the armrests C and C provided on the upper portions of the left and right gate pillars B and B. Therefore, the support portion 11 of the armrest 1 disposed on the lower portion. It is possible to provide a gap d between the bottom surface 111 and the lower end surface of the insertion portion 21 of the elbow 2. Normally, the trigger 3 is loosely fitted with the recess 4 with the gap d interposed. Yes. The trigger 3 is connected to the load sensor 5, and the analog displacement of the trigger 3 is transmitted from the load sensor 5 to the controller 6. The controller 6 digitizes the data from the load sensor 5 with a built-in microprocessor, and determines intrusion detection or door opening detection.
[0014]
When an intruder gets over the door main body A, a larger load is applied than usual, so the armrests C and C provided on the left and right gate pillars B and B cannot be supported and the load is transmitted to the armrest 1. It is done. That is, as well shown in FIG. 4, the insertion portion 21 of the elbow 2 is lowered by the load, and the trigger 3 is pressed by the concave portion 4 and displaced downward. The load sensor 5 recognizes the displacement of the portion indicated by the dotted line, and transmits it to the controller 6. The controller 6 determines whether or not the displacement of the trigger 3 is within the range of the gap d. If the controller 6 recognizes that the displacement is within the range of the gap d, the intrusion alarm transmission system 8 is activated. In response to a command from the controller 6, the intrusion alarm transmission system 8 generates a buzzer, artificial sound, red light emission, flash light, and the like to repel intruders.
[0015]
FIG. 5 is an explanatory view showing the inside of the armrest 1 of the present invention when the door body A is rotated. As can be clearly seen from FIG. 5, when the door main body A rotates, the insertion portion 21 of the elbow 2 also rotates, the loose fit between the trigger 3 and the recess 4 is released, and the lower end surface of the insertion portion 21 slides. Then, trigger 3 is pressed. The pressed trigger 3 is elastically displaced to the portion indicated by the dotted line, and the load sensor 5 recognizes this displacement and transmits it to the controller 6. The controller 6 determines whether or not the analog displacement of the trigger 3 is larger than the gap d, and if it is recognized that it is larger than d, the door opening alarm transmission system 9 is activated. In response to a command from the controller 6, the door opening alarm transmission system 9 generates an artificial voice, a signal sound, a chime, etc., and notifies the user of the door opening.
[0016]
FIG. 6 shows a front view of a gate with a security device according to the present invention. In FIG. 6, as described above, the armrest 1 according to the present invention is disposed below the left and right portal columns B and B. In this way, both the intrusion detection for detecting the intruder's entry over the door body and the open door detection for detecting the open state of the gate can be performed on the armrests 1 disposed below the left and right gate pillars B and B. In addition, since one load sensor is also used, it is possible to provide a gate with a security device that is simple, low-cost, and has a good appearance.
[0017]
【The invention's effect】
As described above, the invention described in claim 1 is as described above, and in particular, at least one of the elbows fixed to the portal post has an intrusion detection function and an opening detection function. 1, both intrusion detection and door opening detection are performed in the armrest 1 and the load sensor 5 provided in the armrest 1 is used for both detections. By doing in this way, the gate provided with the crime prevention apparatus can be provided by simple work and advantageous in cost.
[0018]
In the invention according to claim 2, it is preferable that the armrest 1 provided with the intrusion detection function and the door opening detection function is disposed below the left and right gate pillars B and B. The upper two places of the left and right gate pillars B and B are provided with known armrests C and C to support the left and right door bodies A and A. Are used exclusively for the above-mentioned intrusion detection or door opening detection. By doing in this way, in addition to the effect of the invention described in claim 1, it is possible to prevent malfunction of the armrest 1 according to the present invention and to use it for a long time with less damage.
[0019]
According to a third aspect of the present invention, the top of the trigger 3 is made hemispherical so that the loose fit between the recess 4 formed in the lower peripheral edge of the insertion portion 21 of the elbow 2 and the trigger 3 can be easily removed. . By doing in this way, in addition to the effect of the invention described in claim 1, the loose fit between the recess 4 and the trigger 3 can be easily removed, and the lower end surface of the insertion portion 21 smoothly slides. The trigger 3 is pressed, and the pressed trigger 3 is elastically displaced to transmit the door open state to the load sensor 5.
[0020]
According to a fourth aspect of the present invention, the gate with a security device according to the present invention further includes a controller 6 connected to the load sensor 5 and a power supply unit 7. A controller 6 incorporating a microprocessor processes data transmitted from the load sensor 5, and a power supply unit 7 supplies electric power necessary for these operations. By doing so, the analog displacement of the trigger 3 due to the load can be quickly digitized through the load sensor 5.
[0021]
According to a fifth aspect of the present invention, the controller 6 determines intrusion detection or door opening detection and activates the intrusion alarm transmission system 8 or the door opening alarm transmission system 9. By doing in this way, in addition to the effect of the invention of claim 4, it is possible to repel intruders, notify the user that the door is open, and call attention. it can.
[Brief description of the drawings]
FIG. 1 is a partially exploded perspective view showing an appearance of a gate with a security device of the present invention.
2 is a partially transparent perspective view showing a main part of FIG. 1. FIG.
FIG. 3 is an explanatory view showing the inside of the armrest according to the present invention.
FIG. 4 is an explanatory diagram showing the operation of the armrest according to the present invention when intrusion detection is performed.
FIG. 5 is an explanatory view showing the operation of the armrest according to the present invention when opening is detected.
FIG. 6 is a front view showing a gate with a security device according to the present invention.
[Explanation of symbols]
A door main body B gate pillar C armrest d for supporting the door main body d gap 1 between the bottom surface of the elbow support portion of the armrest and the lower end surface of the insertion portion of the elbow support 11 according to the present invention The above elbow support portion 111 The bottom 2 The elbow 21 The insertion part 3 The trigger 4 The concave part 5 drilled in the insertion part of the elbow metal Load sensor 6 Controller 7 Power supply unit 8 Intrusion alarm transmission system 9 Opening alarm transmission system

Claims (5)

A gate comprising an elbow mounted on the door body and an elbow that is fixed to the gate pillar and rotatably supports the elbow. At least one of the elbows includes a bottom surface of the elbow support. A trigger that is inserted through the peripheral portion and connected to the load sensor elastically protrudes, and the elbow metal is provided with a recess that loosely fits with the trigger at a lower peripheral portion of the insertion portion, and the gate is closed. The trigger is loosely fitted in the recess, and when a load of a predetermined value or more is applied to the door body, the trigger detects intrusion, and when the gate is turned, the loose fit is released and the elbow is removed. A gate with an anti-crime device provided with an armrest with an intrusion detection function and an opening detection function that detects the opening of the gate by sliding the lower end surface of the insertion part and pressing the trigger. The gate with a crime prevention device according to claim 1, wherein the armrests having the intrusion detection function and the door opening detection function are disposed below the left and right gate pillars. The gate with a crime prevention device according to claim 1, wherein the top of the trigger is hemispherical so that the loose fit between the recess formed in the lower end peripheral edge of the insertion portion of the elbow and the trigger can be easily removed. The gate with a security device according to claim 1, further comprising a controller coupled to the load sensor and a power supply unit. The gate with a crime prevention device according to claim 4, wherein the controller determines intrusion detection or door opening detection and operates the intrusion alarm transmission system or the door opening alarm transmission system.

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