JP2006210105A - Protection method of electronic equipment or information communication equipment, and plug security device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a method and an apparatus for preventing electronic equipment or information communication equipment from being accessed illegally via the shelf plug of a cord for transmission/reception. <P>SOLUTION: When a tip 16a of a releasing member 16 is rotated via a lock body section 12 and pushes down a supporting member 13, and then a leg section 13a of the supporting member 13 is pushed into a groove 11b and the releasing member 16 is rotated by approximately 90 degrees, a nib section 13b is lowered to the bottom, is locked by a flange 34 of the shelf plug 30, and cannot be pulled out of a plug security device 10. For pulling out the shelf plug 30, insertion into the key hole of the lock body section 12 is made for rotation. Then, the interlocked releasing member 16 is also rotated, the supporting member 13 returns to a state in Figure and pushes and moves a lever 33. By pulling the shelf plug 30 with hands, it can be removed from a plug security device 10. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  In the present invention, one end is connected to an electronic device or information communication device, while the other end is illegally accessed via a plug of a transmission / reception code that is left unconnected to an electronic device or information communication device. The present invention relates to a method for protecting against being performed, and an apparatus used for this defense method.

A plurality of transmission / reception codes are connected to an electronic device or information communication device such as a computer or a server in order to transmit / receive data or electrical signals to / from a terminal or peripheral device. Among the plurality of transmission / reception cords, one end is connected to an electronic device or an information communication device, and the other end plug is not inserted into a jack of the electronic device or the information communication device, and is left unattended. This is because a large amount of transmission / reception cords are wired in anticipation of replacement work of transmission / reception wiring plugs that is performed as needed due to system configuration changes and future expansion work of terminals and peripheral devices. . Some of these neglected plugs exist in zones, rooms, and hierarchies where an unspecified number of people come and go, and those that are far from the hub. If neglected plugs are used maliciously, electronic devices or information communication Unauthorized access to the device becomes possible, and information in the device may be stolen or information in the device may be destroyed.
Therefore, in order to prevent unauthorized access to an electronic device or an information communication device, for example, a countermeasure is considered such as restricting access to a predetermined area where there is a device or an unplugged plug.

  However, depending on the work contents of the person who uses the electronic device or the information communication device, it is difficult to limit access to the device installation area, or even if access to the device installation area is limited, it is malicious. It is difficult to eliminate the possibility that a person will illegally use an unplugged plug.

  An object of the present invention is that unauthorized access is made via a plug of a transmission / reception cord that has one end connected to an electronic device or information communication device and the other end left unconnected to an electronic device or information communication device. An object of the present invention is to provide a method for protecting against such a situation and an apparatus used for this method.

In the present invention, one end of a cord provided for transmitting and receiving data or electrical signals is connected to an electronic device or information communication device, while a cord or the like that is left unconnected to the electronic device or information communication device By attaching means for making it impossible to insert the plug into the jack of the electronic device or the information communication device, and providing locking means so that the means cannot be removed from the plug, the electronic through the plug Provided is a method of protecting an electronic device or information communication device, which prevents unauthorized access to the device or information communication device.
Here, the means that makes it impossible to insert the jack into the jack is a member that covers a part of the tip portion or the central portion of the leaving plug or the whole leaving plug, or a member that can be fixed to a predetermined portion of the leaving plug. Thus, any member may be added to the plug so that the outer shape thereof can be made larger than that of the jack, and the left plug cannot be inserted into the jack.
The protection method for the electronic device or the information communication device having the above-described configuration is such that the neglected plug itself cannot be inserted into the jack, and the unpluggable state is controlled by the locking means. Even if it is located in a zone where an unspecified number of humans come and go, or in a place far away from the hub, a malicious person cannot insert a neglected plug into the jack of his / her portable PC, etc. Unauthorized access to information communication equipment can be prevented.

According to the present invention, an apparatus used in a method for protecting an electronic device or an information communication device, a plug receiving portion formed so that a left plug at a cord end can be inserted, and the left plug from the plug receiving portion. There is provided a plug security device having locking means for locking so that it cannot be pulled out.
In the plug security device according to the present invention, since the abandoned plug is inserted into the plug receiving portion and the abandoned plug cannot be pulled out from the plug receiving portion by the locking means, even if a malicious person uses the abandoned plug. Even if the electronic device or the information communication device is illegally accessed, the neglected plug cannot be inserted into a jack of a portable personal computer or the like, and thus such unauthorized access attempts can be prevented.
In addition to being used for unauthorized access, neglected plugs may cause accidents that cause damage due to short-circuiting between contacts, or damage caused by contact with equipment during plug replacement work. When inserted into the plug receiving portion of the security device, it is protected from these accidents. Therefore, the plug security device can be expected to have an effect as a protective cover such as short circuit prevention and breakage prevention.

In the present invention, the locking means includes: a lock main body portion that is operated by inserting a key; a latch member that is provided in the plug receiving portion so as to be latched at a predetermined position of the plug; A release means for releasing the latched state, and the release means may be formed so that the latched state of the latch member can be released only by an operation of the lock body.
The release means is a shaft member whose tip is formed in a substantially semicircular cross section, and the tip is inserted into a hole formed in the latch member, and the position of the latch member biased by an elastic member is determined. By releasing the latching state of the latching member by bringing the diameter portion of the tip of the shaft member into contact with the hole surface, and by pushing the hole surface at the circumferential portion of the tip of the shaft member It is good also as what latches a latching member to the predetermined location of a plug.
Here, the shaft member of the release means can be assembled in advance into the lock main body portion and formed as an integral member, or can be formed as a separate member, and these members can be assembled.

  According to the present invention, among a plurality of plugs in an electronic device or information communication device, protection against unauthorized access to the electronic device or information communication device via a plug that is left unplugged and not plugged into a jack of the electronic device or information communication device is prevented. It becomes possible.

  Hereinafter, the present invention will be described with reference to the drawings, but the present invention is not limited thereto.

1 is a view of a plug security device 10 according to the present invention, FIG. 1 (a) is a view looking down from above, FIG. 1 (b) is a side view, FIG. 1 (c) is a front end view, FIG. (D) is a rear end view. 2 to 4 are cross-sectional views taken along the line AA in FIG.
The plug security device 10 is a means for preventing a malicious person from inserting the neglected plug into a jack of a device such as a portable personal computer by attaching it to the neglected plug, so that it cannot be removed from the neglected plug. It also includes locking means. That is, in the plug security device 10, as shown in the cross-sectional view of FIG. 2, the lock body 12, the latch member 13, and the string spring 14 ( (Elastic member) is housed, the upper surface opening of the housing 11 is sealed with a cap 15, and a release member 16 is formed integrally with the lock body 12.
On the other hand, the unplugged plug to which the plug security device 10 is attached and protected, that is, the plug 30 at the end of the cord used conventionally is connected to the cord 31 as shown in FIGS. 5 (a) and 5 (b). A lever 33 is integrally provided on the main body 32, and a flange 34 is formed on the lever 33 so as to be hooked to a receiving portion (not shown) on the jack side.

Next, each component of the plug security device 10 will be further described.
FIG. 2 shows the plug security device 10 in a state in which the leaving plug is not inserted. In FIG. 2, the housing 11 is formed so that the front portion can arrange the lock body portion 12 and left behind. A plug receiving portion 11a for inserting a plug is provided, and an opening sealed with a cap 15 is formed on the upper surface of the plug receiving portion 11a. Further, a groove 11b in which the latch member 13 is disposed is formed in the plug receiving portion 11a. Is formed.
The latch member 13 includes a leg portion 13a inserted into the groove 11b of the housing 11 and a claw portion 13b formed in a bifurcated shape so as to be latched on both side flanges 34 (see FIG. 5) of the plug 30. And a through hole 13c having a vertically long semicircular cross section is formed substantially at the center. A string-wound spring 14 is inserted into the groove 11b of the housing 11 under the leg portion 13a, and the hook member 13 is always urged upward (in the arrow UP direction) in FIG. Yes.
The through hole 13c of the latching member 13 is a hole into which the tip 16a of the release member 16 is inserted. The through hole 13c is formed larger than the tip 16a of the release member 16 as shown in FIG. A clearance is secured above the tip 16a.

  The release member 16 is a shaft member formed in a columnar shape, and a tip end 16a is formed in a substantially semicircular cross section, and the tip end 16a is inserted into the through hole and comes into contact with the hole surface, so Defines the position of the direction. That is, the latching member 13 is always urged upward by the elastic force of the string spring 14, and when the diameter portion of the tip 16a is in contact with the hole surface of the through hole as shown in FIG. When the claw portion 13b of the stop member 13 is located at the uppermost position and the release member 16 rotates from this state, the diameter portion of the tip 16a slides on the hole surface so that the stop member 13 is moved downward (in the direction of the arrow DN). When the release member 16 rotates about 90 degrees as shown in FIG. 4, the leg portion 13a of the latching member 13 is pushed most deeply into the groove 11b of the housing 11, that is, the latching member 13 The claw portion 13b is located at the lowermost position and is hooked on the flange 34 of the plug 30.

  As the lock main body 12, an existing unit of a cylinder lock can be used. For example, a shaft member (not shown) is inserted into the outer cylinder member 12a, and this shaft member is a key hole at the rear end. The release member 16 is integrally formed at the tip of the shaft member. The release member 16 is integrally formed at the tip of the shaft member. As described above, the rear end of the release member 16 is integrated with the lock body 12 inside the housing 11, and the tip 16 a of the release member 16 is also inserted into the latch member 13 inside the housing 11. After the neglected plug is inserted into the plug security device 10, the release member 16 can be rotated only through the lock body 12.

Next, the operation of the plug security device 10 will be described with reference to FIGS. FIG. 3 is a cross-sectional view showing a state before the leaving plug 30 is inserted into the plug security device 10 and locked by the lock body 12, and FIG. 4 shows a state where the leaving plug 30 is locked by the lock body 12. It is sectional drawing shown.
As shown in FIG. 2, in the plug security device 10, when the leaving plug 30 is not inserted, the release member 16 is operated via the lock body 12, and the diameter portion of the tip 16a of the release member 16 is latched. The member 13 is in contact with the hole surface of the through hole 13c. The hooking member 13 is pushed upward by the string spring 14, the claw portion 13b of the hooking member 13 is located at the uppermost position, the plug receiving portion 11a is opened, and the left plug 30 can be inserted into this open space. It has become.
FIG. 3 shows the plug security device 10 in this state with the left plug 30 inserted. When the release member 16 is operated via the lock body 12 in this state, the distal end 16a of the release member 16 rotates, and the diameter portion gradually pushes the latch member 13 downward while sliding on the hole surface. The leg portion 13 a of the latch member 13 is pushed into the groove 11 b of the housing 11. As shown in FIG. 4, when the release member 16 rotates about 90 degrees, the claw portion 13 b of the retaining member 13 is lowered to the lowest position and is latched and locked to the flange 34 of the leaving plug 30. The left plug 30 thus locked cannot be pulled out from the plug security device 10.
On the other hand, when the left plug 30 is removed from the plug security device 10, the release member 16 interlocked with the lock body 12 is also rotated by inserting and rotating the key into the key hole 12 b of the lock body 12. When the release member 16 is rotated, the latching member 13 returns to the state shown in FIG. 3, and the lever 33 is pushed and moved so that the left plug 30 can be pulled by hand to be removed from the plug security device 10.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure of the plug security apparatus concerning this invention, Comprising: (a) is the figure looked down from upper direction, (b) is a side view, (c) is a front end view, (d) is a rear end view. It is sectional drawing of the plug security apparatus before a neglecting plug is inserted. It is sectional drawing of the plug security apparatus before a leaving plug is locked. It is sectional drawing of the plug security apparatus after an abandoned plug is locked. (A) is the side view of a plug, (b) is the figure looked down from upper direction.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Plug security apparatus 11 Housing 11a Plug receiving part 12 Lock body part 13 Locking member 13a Leg part 13b Claw part 13c Through-hole 14 String-wound spring (elastic member)
16 Release member 30 Left plug 34 Flange

Claims (4)

  One end of a cord provided for transmitting and receiving data or electrical signals is connected to an electronic device or information communication device, while the other end of the cord is left unconnected to the electronic device or information communication device The electronic device or the information communication through the leaving plug is provided with a means for making it impossible to insert into the jack of the electronic device or the information communication device, and providing a locking means so that the means cannot be removed from the leaving plug. A method of protecting an electronic device or an information communication device, characterized by preventing unauthorized access to the device.   An apparatus used for a method for protecting an electronic device or an information communication device according to claim 1, wherein a plug receiving portion formed so as to be able to insert a neglected plug at a cord end, and the neglected plug from the plug receiving portion. A plug security device having locking means for locking so that it cannot be pulled out.   The locking means includes: a lock main body portion that is operated by inserting a key; a latch member provided in the plug receiving portion so as to be latched at a predetermined position of the plug; and a latching state of the latch member. 3. The plug security device according to claim 2, further comprising a release means for releasing, wherein the release means is formed so as to be able to release the latched state of the latch member only by operating the lock body.   The release means for releasing the latched state of the latch member is a shaft member having a tip formed in a substantially semicircular cross section, and the tip is inserted into a hole formed in the latch member and attached by an elastic member. The position of the biased latching member is defined, and the latching state of the latching member is released by bringing the diameter portion of the distal end of the shaft member into contact with the hole surface. 4. The plug security device according to claim 3, wherein the latch member is latched at a predetermined position of the plug by pushing the hole surface at the peripheral portion.

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