CN109687231B - Port locking device - Google Patents
Port locking device Download PDFInfo
- Publication number
- CN109687231B CN109687231B CN201910096555.3A CN201910096555A CN109687231B CN 109687231 B CN109687231 B CN 109687231B CN 201910096555 A CN201910096555 A CN 201910096555A CN 109687231 B CN109687231 B CN 109687231B
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- Prior art keywords
- blocking
- locking
- port
- plate
- locking device
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- 230000000903 blocking effect Effects 0.000 claims abstract description 202
- 230000008054 signal transmission Effects 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002265 prevention Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a port locking device, which comprises a locking device, a switching device and a blocking device connected with the locking device through a connecting wire, wherein the locking device comprises a clamping hook part, the clamping hook part is locked on the switching device, the blocking device comprises a blocking piece, an external device is electrically connected with the blocking piece, and the blocking piece is connected with the locking device through the connecting wire so as to selectively block signal transmission between the unauthorized external device and the locking device. The technical scheme provided by the invention can lock the switching device through the locking device to prevent the access of the external device and selectively block the signal transmission between the unauthorized external device and the USB port through the blocking device, and the prevention effect of the USB port can be improved through the matching of the locking device and the blocking device, so that the safety of the USB port is improved.
Description
Technical Field
The invention relates to the technical field of ports, in particular to a port locking device.
Background
With the development of society, the use frequency of desktop, notebook, tablet and other types of computers is increasing, and in the use process of the computer, a USB (Universal Serial Bus universal serial bus) port is generally provided for information transmission. However, in recent years, the widespread use of USB ports along with the development of storage devices has enabled computers to be easily accessed, and has enabled third parties to be easily accessed to host computers, thereby frequently infecting computers with viruses and/or stealing important information.
At present, the original methods such as sealing glue, customizing a case and the like are generally adopted to ensure the safety problem of the USB port, but the method is inconvenient to use and has poor prevention effect.
Disclosure of Invention
The invention mainly aims to provide a port locking device, which aims to solve the problems that a method for guaranteeing the safety of a USB port by adopting sealing glue, customizing a case and the like is inconvenient to use and has poor prevention effect.
In order to achieve the above object, the present invention provides a port locking device, which includes a locking device, an adapter device, and a blocking device connected to the locking device through a connecting wire;
The locking device comprises a shell, a blocking piece and a blocking piece, wherein the blocking piece is arranged on the shell, a clamping hook part is arranged on the blocking piece, the clamping hook part is clamped on the switching device, and the blocking piece can be movably propped against the clamping hook part so as to lock the clamping hook part on the switching device;
the blocking device comprises a shell and a blocking piece arranged in the shell, a port used for being connected with an external device is arranged on the blocking piece, the external device is electrically connected with the blocking piece through the port, and the blocking piece is connected with the locking device through the connecting wire so as to selectively block signal transmission between the port and the locking device through the unauthorized external device.
Optionally, an opening is provided on the blocking member, and the hook portion includes an elastic component and a hook;
the elastic component with the blocking piece is connected, just the elastic component is located in the opening, the trip connect in the elastic component and towards the outside of blocking piece.
Optionally, the switching device is provided with the card solid portion, open-ended region is provided with dodges the space, card solid portion card is gone into dodge the space, just the trip support in on the card solid portion.
Optionally, a connection terminal is disposed in the blocking member, and the connection terminal is connected with the blocking member through the connection line.
Optionally, the locking piece includes spring bolt and compression spring, compression spring's one end is supported in on the blocking piece, compression spring's the other end is supported in on the spring bolt, through compression spring's elasticity, make the spring bolt movably support in on the trip portion.
Optionally, the lock tongue is provided with a pin hole, the locking piece further comprises a lock pin and a spring, the spring is sleeved on the lock pin, and the lock pin is arranged in the pin hole to lock the position of the lock tongue.
Optionally, the locking piece further comprises an anti-disassembly plate and a fixing plate connected with the anti-disassembly plate, the fixing plate is connected to the shell, and the lock tongue penetrates through the anti-disassembly plate and the fixing plate and extends into the shell.
Optionally, a buckle is arranged on the anti-disassembly plate, a clamping groove matched with the buckle is arranged on the fixing plate, and the buckle is clamped into the clamping groove to enable the anti-disassembly plate to be clamped with the fixing plate; or alternatively
The anti-disassembly plate is provided with a clamping groove, the fixing plate is provided with a buckle matched with the clamping groove, and the buckle is clamped into the clamping groove to enable the fixing plate to be clamped with the anti-disassembly plate.
Optionally, the blocking device further comprises a support member, the blocking member is mounted on the support member, and the support member is connected inside the housing.
Optionally, the port locking device further comprises an unlocking device, wherein the unlocking device is inserted into the locking piece and drives the locking piece to rotate, so that the locking piece is separated from the switching device.
In an embodiment of the invention, the port blocking device comprises a locking device, a switching device and a blocking device connected with the locking device through a connecting wire, the locking device comprises a clamping hook part, the clamping hook part is locked on the switching device, the blocking device comprises a blocking piece, an external device is electrically connected with the blocking piece, and the blocking piece is connected with the locking device through the connecting wire so as to selectively block signal transmission between the unauthorized external device and the locking device. The technical scheme provided by the invention can lock the switching device through the locking device to prevent the access of the external device and selectively block the signal transmission between the unauthorized external device and the USB port through the blocking device, and the prevention effect of the USB port can be improved through the matching of the locking device and the blocking device, so that the safety of the USB port is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a port blocking device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an explosion structure of a port blocking device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a blocking member according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a switching device according to an embodiment of the invention
FIG. 5 is a schematic view showing the structure of a locking member according to an embodiment of the present invention;
Fig. 6 is a schematic cross-sectional view of a port blocking device according to an embodiment of the invention.
Reference numerals illustrate:
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
Referring to fig. 1 to 6, the present invention provides a port blocking device for blocking USB ports of computers of desktop, notebook, tablet and the like types, so as to prevent external devices from accessing and stealing important information. Fig. 1 is a schematic structural diagram of a port locking device according to an embodiment of the present invention, fig. 2 is a schematic explosive structural diagram of a port locking device according to an embodiment of the present invention, fig. 3 is a schematic structural diagram of a blocking member according to an embodiment of the present invention, fig. 4 is a schematic structural diagram of a switching device according to an embodiment of the present invention, fig. 5 is a schematic structural diagram of a locking member according to an embodiment of the present invention, and fig. 6 is a schematic sectional view of a port locking device according to an embodiment of the present invention.
In one embodiment, as shown in fig. 1, the port blocking device comprises a locking device 1, an adapter device 2, and a blocking device 3 connected to the locking device 1 by a connecting wire 5. The switching device 2 is a switching head of a USB port, the locking device 1 is inserted on the switching device 2, and the switching device 2 is inserted in the USB port, so that the locking device 1 is indirectly switched on the USB port and locks the USB port; the blocking device 3 is connected to the locking device 1 via a connection line, the blocking device 3 is used for connecting and authorizing an external device, and when the authorized external device is connected to the blocking device 3, the external device can perform signal transmission with the locking device 1 via the blocking device 3, that is, the external device can perform signal transmission with a computer device via a USB port.
In an embodiment, as shown in fig. 2, the locking device 1 includes a housing 11, a blocking member 12, and a blocking member 13, the blocking member 12 is disposed on the housing 11, a hook portion 121 is disposed on the blocking member 12, the hook portion 121 is clamped to the adapter device 2, and the blocking member 13 movably abuts against the hook portion 121, so that the hook portion 121 is locked on the adapter device 2.
In an embodiment, the housing 11 includes an inner housing 111 and a housing sleeve 112 sleeved on the inner housing 111, the blocking member 12 and the blocking member 13 are disposed on the inner housing 111, and the housing sleeve 112 is used for protecting the blocking member 12 and the blocking member 13 from damage to the blocking member 12 and the blocking member 13. And the blocking member 12 extends to the outside of the housing sleeve 112, and the part of the blocking member 12 extending to the outside of the housing sleeve 112 is inserted into the adaptor device 2, so that the blocking member 12 is inserted into the adaptor device 2. The blocking member 12 is provided with a hook portion 121, and the hook portion 121 is located at a portion of the blocking member 12 extending to the outside of the housing sleeve 112, so that the hook portion 121 can be clamped on the switching device 2.
In an embodiment, the blocking element 13 extends from the outside of the housing 11 into the inside of the inner housing 111, and the blocking element 13 is used to lock the blocking element 12 such that the blocking element 12 is clamped on the adapter device 2. Specifically, the blocking member 13 may be movably abutted against the hook portion 121, so that the hook portion 121 is locked on the adapter device 2, that is, when the blocking member 12 needs to be blocked, the blocking member 13 may be abutted against the hook portion 121 by pressing the blocking member 13, so that the blocking member 12 is fixed on the adapter device 2, and the blocking member 12 is not separated from the adapter device 2 during use; when the blocking member 12 needs to be released, the blocking member 13 is pulled out, and the blocking member 13 is separated from the hook portion 121, so that the blocking member 12 and the switching device 2 can be plugged in or separated from each other.
In an embodiment, the blocking device 3 includes a housing 31 and a blocking member 32 disposed inside the housing 31, a port 33 for connecting an external device (not shown) is disposed on the blocking member 32, the external device is electrically connected to the blocking member 32 through the port 33, and the blocking member 32 is connected to the locking device 1 through the connection line 5, so as to selectively block signal transmission between the unauthorized external device and the locking device 1 through the port 33, that is, selectively block signal transmission between the unauthorized external device and the computer apparatus through the USB port.
In an embodiment, the blocking device 3 is the blocking member 32 device, the blocking member 32 is an encryption board of the blocking member 32 device, the encryption board is electrically connected to the port 33 to encrypt and authorize an external device connected to the port 33, and the encryption board is connected to the locking device 1 through a connection line; when an external device is authorized by the blocking member 32, a signal transmission with the locking device 1 can be performed through the blocking member 32.
In one embodiment, to improve the versatility of the port blocking device, the port 33 is a USB port, i.e. the ports of various external devices can be adapted. The connection line 5 may be a USB cable, so that the blocking device 3 is in signal communication with the locking device 1 via the USB cable.
In an embodiment, the port locking device further comprises an unlocking device 4, and the unlocking device 4 is inserted into the locking piece 13 and drives the locking piece 13 to rotate, so that the locking piece 13 is separated from the switching device 2. The unlocking device 4 is a key, wherein a part of the blocking member 13 exposed out of the inner housing 111 is provided with a key hole, the key hole is matched with the key, when the key 4 is inserted into the blocking member 13, i.e. inserted into the key hole, the unlocking device 4 can drive the blocking member 13 to rotate, at this time, the blocking member 13 moves away from the inner housing 111 even if the blocking member 13 is pulled out, so that the blocking member 13 is separated from the blocking member 12, and the locking device 1 and the switching device 3 are unlocked. It can be appreciated that when the blocking member 13 abuts against the blocking member 12, the locking device 1 is not detachable by external force after being inserted into the adapter device 3; when the blocking element 13 is separated from the blocking element 12, the locking device 1 and the switching device 3 can be plugged or detached by external force.
In the embodiment of the invention, the port locking device comprises a locking device 1, an adapter device 2 and a blocking device 3 connected with the locking device 1 through a connecting wire, the locking device 1 comprises a shell 11, a blocking piece 12 and a blocking piece 13, the blocking piece 12 is arranged on the shell 11, a clamping hook part 121 is arranged on the blocking piece 12, the clamping hook part 121 is clamped on the adapter device 2, the blocking piece 13 is movably abutted against the clamping hook part 121 so that the clamping hook part 121 is locked on the adapter device 2, the blocking device 3 comprises a shell 31 and a blocking piece 32 arranged inside the shell 31, a port 33 for connecting an external device is arranged on the blocking piece 32, the external device is electrically connected with the blocking piece 32 through the port 33, and the blocking piece 32 is connected with the locking device 1 through the connecting wire 5 so as to selectively block signal transmission between the external device and the locking device 1 through the port 33. Namely, the technical scheme provided by the invention can lock the switching device 2 through the locking device 1 so as to prevent the access of external devices and selectively block the signal transmission between the unauthorized external devices and the USB port through the blocking device 3, and the prevention effect of the USB port can be improved through the cooperation of the locking device 1 and the blocking device 3, so that the safety of the USB port is improved.
In an embodiment, as shown in fig. 3, an opening 122 is disposed on the blocking member 12, the hook 121 includes an elastic member 1211 and a hook 1212, the elastic member 1211 is connected to the blocking member 12, the elastic member 1211 is disposed in the opening 122, and the hook 1212 is connected to the elastic member 1211 and faces to the outer side of the blocking member 12.
In an embodiment, the hook portion 121 is an elastic member, and may be made of steel or the like. Wherein the elastic member 1211 and the hook 1212 are integrally formed, the elastic member 1211 is movable in the opening 122 by its own elastic force, that is, when the blocking member 13 abuts against the elastic member 1211, the elastic member 1211 moves towards the outside of the blocking member 12, that is, the elastic member 1211 abuts against the elastic member 1211, and at this time, the hook 1212 also abuts against the elastic member 1211, so that the hook 1212 is locked on the adapter 2; when the blocking member 13 is separated from the elastic member 1211, the elastic member 1211 returns to the initial position by the self-elastic force accumulated when the elastic member is pushed up, so that the hook 1212 is unlocked from the adapter 2.
In an embodiment, the blocking member 12 and the hook portion 121 are integrally formed, that is, the hook portion 121 is connected to the blocking member 12 and located on an opening wall of the opening 122, and extends toward the opening 122. The elastic member 1211 is an elastic plate and is disposed at the opening 122 in an inclined manner, and the elastic member 1211 is inclined toward the inside of the blocking member 12, i.e., the elastic member 1211 is recessed from the surface of the blocking member 12 toward the catch 122. It should be understood that the blocking member 12 and the hook portion 121 may be formed separately, that is, the blocking member 12 and the hook portion 121 may be connected by welding, riveting, or the like, which is not limited herein.
In an embodiment, as shown in fig. 4, the adapter device 2 is provided with a fastening portion 21, and an avoidance space 123 is provided in the area of the opening 122, that is, an avoidance space 123 is formed between the hook portion 121 and the inner wall of the opening 122, the fastening portion 21 is fastened into the avoidance space 123, and the hook 1212 abuts against the fastening portion 21.
In an embodiment, the fastening portion 21 has elasticity, and a portion of the fastening portion 21 that is fastened into the avoidance space 123 has a protrusion 211, where the protrusion 211 is located in the avoidance space 123 and is fastened on a side of the opening 122 opposite to the fastening portion 121, and when the protrusion 211 is fastened into the avoidance space 123, the fastening portion 1212 abuts against the fastening portion 21 through the locking member 13, so as to lock the fastening portion 121 and the fastening portion 21.
In an embodiment, the fastening portion 21 includes a plurality of fastening portions, and a window is provided in an area of the adapter device 2 corresponding to the fastening portion 21, that is, the fastening portion 21 and the hook 1212 can be relatively firmly connected.
It should be understood that, a clamping hole (not shown) is provided at one end of the blocking member 12 facing away from the surface of the hook portion 121, the same structure as that of the clamping portion 21 is provided at the position of the adapting device 2 corresponding to the clamping hole, that is, the blocking member may be clamped into the clamping hole by a plurality of clamping structures, and in other embodiments, a clamping hole may be provided at any position of the blocking member 12 except for the other three surfaces of the surface of the hook portion 121, which is not limited herein.
In one embodiment, a connection terminal 124 is disposed in the blocking member 12, and the connection terminal 124 is connected to the blocking member 32 through the connection line 5. The adaptor 2 is provided with a connection end (not shown), and when the blocking member 12 is clamped to the adaptor 2, the connection terminal 124 is connected to the connection end, so that the connection terminal 124 performs signal transmission with a USB port of the computer device through the connection end.
In one embodiment, when an external device is connected to the port 33 and the external device is authorized by the blocking member 32, the external device may be connected to the connection terminal through the port 33, the connection line 5 and the connection terminal 124, and the external device may be in signal transmission with the USB port of the computer apparatus. And when the external device is not authorized by the blocking member 32, the blocking member 32 blocks the external device from transmitting signals to the USB port of the computer apparatus.
In an embodiment, the blocking device 3 further comprises a support 34, the blocking member 32 is mounted on the support 34, and the support 34 is connected inside the housing 31. The supporting member 34 is a supporting plate of the blocking member 32 for supporting and mounting the blocking member 32, and the supporting member 34 is located inside the housing 31 and connected to the inner wall of the housing 31, thereby enabling the housing 31 to protect the blocking member 32 from damage. It will be appreciated that the blocking member 32 and the support member 34, and the support member 34 and the inner wall of the housing 31 may be coupled by a method including, but not limited to, screws, or adhesion, but not limited thereto.
In one embodiment, the blocking member 32 is provided with an encryption information access and clock module, an encryption information read/write module and an encryption information transmission module, and the encryption information access and clock module, the encryption information read/write module and the encryption information transmission module are sequentially connected. The encryption information access and clock module is used for storing encryption information and providing a real-time clock, the encryption information read-write module is used for reading and writing the encryption information and the clock in the encryption information access and clock module, and the encryption information transmission module is used for sending the encryption information and the clock read by the encryption information read-write module to the terminal equipment for verification.
In an embodiment, the blocking member 32 system stores the encryption time and the number of times, and after being connected with an external device through the port 33, the blocking member 32 system exchanges data with the external device through a serial port of the external device, reads the encryption information of the blocking member 32 system and verifies, if the verification is legal, authorizes the external device and is connected with the locking device 1 through the connecting wire 5; if the authentication is illegal, the external device cannot be authorized.
In an embodiment, referring to fig. 3 and 5, the locking member 13 includes a locking bolt 131 and a compression spring 132, one end of the compression spring 132 abuts against the blocking member 12, and the other end of the compression spring 132 abuts against the locking bolt 131, so that the locking bolt 131 movably abuts against the hook portion 121 by the elastic force of the compression spring 132.
In an embodiment, the locking bolt 131 includes a blocking portion 1311 and a supporting portion 1312 integrally formed with the blocking portion 1311, wherein an end of the supporting portion 1312 facing away from the blocking portion 1311 abuts against the blocking member 12, that is, against the elastic member 1211, so that the elastic member 1211 and the hook 1212 are lifted up, and the hook 1212 is locked on the adapter 2.
In an embodiment, a compression spring 132 is disposed between the lock tongue 131 and the blocking member 12, and the compression spring 132 is in a compressed state when the abutment 1312 abuts against the blocking member 12; when the abutment portion 1312 is disengaged from the blocking member 12, the compression spring 132 moves the abutment portion 1312 away from the blocking member 12 by the elastic force accumulated in the compressed state thereof, that is, moves the locking bolt 131 to the outside of the housing 11, that is, the locking bolt 131 is movably abutted against or disengaged from the hook portion 121 by the elastic force of the compression spring 132.
In an embodiment, the bolt 131 is provided with a pin hole 1313 (as shown in fig. 6), the locking member 13 further includes a lock pin 134 and a spring 135, the spring 135 is sleeved on the lock pin 134, and the lock pin 134 is installed in the pin hole 1313 to lock the position of the bolt 131. When the abutment portion 1312 abuts against the blocking member 12, the locking pin 134 is inserted into the pin hole 1313 to limit the movement of the abutment portion 1312, i.e. the movement of the locking tongue 131, so that the blocking member 12 is locked on the adapter 2; when the switching device 2 is unlocked, the unlocking device 4 is inserted into the locking member 13, and the locking bolt 131 is driven to rotate by driving the locking member 13 to rotate so as to unlock the locking pin 134, at this time, the locking pin 134 releases the locking of the locking bolt 131, that is, the locking bolt 131 can move in the housing 11.
In one embodiment, the spring 135 is sleeved on the portion of the lock pin 134 exposed out of the pin hole 1313, so as to bias the lock pin 134, so that the lock pin 134 protrudes out of the pin hole 1313, and the lock pin 134 can be pulled out.
In an embodiment, the locking member 13 further includes a tamper-proof plate 136 and a fixing plate 137 connected to the tamper-proof plate 136, and the fixing plate 137 is connected to the housing 11, and the locking tongue 131 passes through the tamper-proof plate 136 and the fixing plate 137 and extends into the housing 11. The anti-disassembly plate 136 is used for preventing the locking member 13 from being disassembled, the fixing plate 137 is used for fixing the anti-disassembly plate 136, and the anti-disassembly plate 136 is fixed with the shell 11 through the fixing plate 137 so that the locking member 13 can be fixed on the shell 11. It will be appreciated that the locking member 13 further includes a locking member 133, where the locking member 133 may be a locking device such as a screw or a bolt, so that the anti-disassembling plate 136 and the fixing plate 137 may be locked, that is, locking holes are formed on the anti-disassembling plate 136 and the fixing plate 137, and the locking member 133 is screwed into the locking holes to lock the anti-disassembling plate 136 and the fixing plate 137.
In one embodiment, the anti-disassembly plate 136 and the fixing plate 137 are provided with through holes (not shown) at positions corresponding to the locking pieces 13, the locking pieces 13 pass through the through holes and are movable on the anti-disassembly plate 136 and the fixing plate 137, and the locking pieces 13 are fixed on the anti-disassembly plate 136 and the fixing plate 137 when the locking pins 134 are inserted into the pin holes 1313.
In one embodiment, when the blocking member 13 is pressed in the housing 11, i.e. the abutment portion 1312 abuts against the blocking member 12, the locking pin 134 is inserted into the pin hole 1313, and the blocking member 13 is immovable, i.e. the blocking member 12 is locked in the adapter device 2; when the abutment 1312 is disengaged from the blocking member 12, the locking pin 134 is disengaged from the pin hole 1313, and at this time, the blocking member 12 may be inserted into or disengaged from the adapter 2.
In an embodiment, the anti-disassembly plate 136 is provided with a clamping groove 1361, the fixing plate 137 is provided with a buckle 1371 matched with the clamping groove 1361, and the buckle 1361 is clamped into the clamping groove 1371, so that the fixing plate 137 is clamped with the anti-disassembly plate 136, and the connection between the fixing plate 137 and the anti-disassembly plate 136 is more stable. The shape and number of the fastening grooves 1361 and the fastening buckles 1371 are not limited, as long as they are disposed at positions corresponding to the fixing plate 137 and the anti-dismantling plate 136, so as to achieve a stable connection between the fixing plate 137 and the anti-dismantling plate 136, which is not limited herein.
It can be appreciated that the anti-disassembling plate 136 is provided with a buckle (not shown), the fixing plate 137 is provided with a slot (not shown) matched with the buckle, the buckle is clamped into the slot, so that the anti-disassembling plate 136 is clamped with the fixing plate 137, and the stable connection between the fixing plate 137 and the anti-disassembling plate 136 can be realized.
In the embodiment of the invention, the port locking device comprises a locking device 1, an adapter device 2 and a blocking device 3 connected with the locking device 1 through a connecting wire, the locking device 1 comprises a shell 11, a blocking piece 12 and a blocking piece 13, the blocking piece 12 is arranged on the shell 11, a clamping hook part 121 is arranged on the blocking piece 12, the clamping hook part 121 is clamped on the adapter device 2, the blocking piece 13 is movably abutted against the clamping hook part 121 so that the clamping hook part 121 is locked on the adapter device 2, the blocking device 3 comprises a shell 31 and a blocking piece 32 arranged inside the shell 31, a port 33 for connecting an external device is arranged on the blocking piece 32, the external device is electrically connected with the blocking piece 32 through the port 33, and the blocking piece 32 is connected with the locking device 1 through the connecting wire 5 so as to selectively block signal transmission between the external device and the locking device 1 through the port 33. Namely, the technical scheme provided by the invention can lock the switching device 2 through the locking device 1 so as to prevent the access of external devices and selectively block the signal transmission between the unauthorized external devices and the USB port through the blocking device 3, and the prevention effect of the USB port can be improved through the cooperation of the locking device 1 and the blocking device 3, so that the safety of the USB port is improved.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.
Claims (8)
1. A port locking device, which is characterized by comprising a locking device, an adapter device and a blocking device connected with the locking device through a connecting wire;
The locking device comprises a shell, a blocking piece and a blocking piece, wherein the blocking piece is arranged on the shell, a clamping hook part is arranged on the blocking piece, the clamping hook part is clamped on the switching device, and the blocking piece can be movably propped against the clamping hook part so as to lock the clamping hook part on the switching device;
The blocking device comprises a shell and a blocking piece arranged in the shell, a port used for being connected with an external device is arranged on the blocking piece, the external device is electrically connected with the blocking piece through the port, and the blocking piece is connected with the locking device through the connecting wire so as to selectively block signal transmission between the port and the locking device through the unauthorized external device;
The blocking piece is provided with an opening, and the clamping hook part comprises an elastic part and a clamping hook;
The elastic component is connected with the blocking piece, the elastic component is arranged in the opening, and the clamping hook is connected with the elastic component and faces to the outer side of the blocking piece;
the switching device is provided with a clamping and fixing part, an avoidance space is formed in the opening area, the clamping and fixing part is clamped into the avoidance space, and the clamping hook abuts against the clamping and fixing part.
2. The port blocking device according to claim 1, wherein a connection terminal is provided in the blocking member, the connection terminal being connected with the blocking member through the connection line.
3. The port blocking device according to claim 1, wherein the blocking member includes a lock tongue and a compression spring, one end of the compression spring is abutted against the blocking member, the other end of the compression spring is abutted against the lock tongue, and the lock tongue is movably abutted against the hook portion by the elastic force of the compression spring.
4. A port blocking arrangement according to claim 3, wherein the locking bolt is provided with a pin hole, the blocking member further comprising a locking pin and a spring, the spring being fitted around the locking pin, the locking pin being fitted in the pin hole to lock the position of the locking bolt.
5. The port blocking arrangement of claim 4, wherein the blocking member further comprises a tamper evident plate and a securing plate coupled to the tamper evident plate, and wherein the securing plate is coupled to the housing, and wherein the locking bolt extends through the tamper evident plate and the securing plate and into the housing.
6. The port locking device according to claim 5, wherein a buckle is arranged on the anti-disassembly plate, a clamping groove matched with the buckle is arranged on the fixed plate, and the buckle is clamped into the clamping groove to enable the anti-disassembly plate to be clamped with the fixed plate; or alternatively
The anti-disassembly plate is provided with a clamping groove, the fixing plate is provided with a buckle matched with the clamping groove, and the buckle is clamped into the clamping groove to enable the fixing plate to be clamped with the anti-disassembly plate.
7. The port blocking arrangement of claim 1, wherein the blocking arrangement further comprises a support member, the blocking member being mounted to the support member, and the support member being connected inside the housing.
8. The port locking device of claim 1, further comprising an unlocking device inserted into the locking member and rotating the locking member to disengage the locking member from the adapter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910096555.3A CN109687231B (en) | 2019-01-29 | 2019-01-29 | Port locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910096555.3A CN109687231B (en) | 2019-01-29 | 2019-01-29 | Port locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109687231A CN109687231A (en) | 2019-04-26 |
| CN109687231B true CN109687231B (en) | 2024-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910096555.3A Active CN109687231B (en) | 2019-01-29 | 2019-01-29 | Port locking device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110955303B (en) * | 2019-11-14 | 2022-05-24 | 贵州电网有限责任公司 | USB port locking device |
| CN114034979A (en) * | 2021-11-12 | 2022-02-11 | 昆明理工大学 | Alternating current transmission line distance measuring method and system |
| CN114639986A (en) * | 2022-02-28 | 2022-06-17 | 翔耀电子(深圳)有限公司 | Connector and signal line |
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| WO2015093824A1 (en) * | 2013-12-17 | 2015-06-25 | 안창훈 | Usb link lock device |
| CN105074723A (en) * | 2013-02-01 | 2015-11-18 | 安昌勋 | Usb port locking device |
| CN105830088A (en) * | 2013-12-17 | 2016-08-03 | 安昌勋 | USB Link Lock Device |
| KR20160103967A (en) * | 2016-08-26 | 2016-09-02 | (주)아이테오솔루션즈 | USB port security device |
| CN209282530U (en) * | 2019-01-29 | 2019-08-20 | 深圳融安网络科技有限公司 | Port sealing pack |
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|---|---|---|---|---|
| CN105074723A (en) * | 2013-02-01 | 2015-11-18 | 安昌勋 | Usb port locking device |
| WO2015093824A1 (en) * | 2013-12-17 | 2015-06-25 | 안창훈 | Usb link lock device |
| CN105830088A (en) * | 2013-12-17 | 2016-08-03 | 安昌勋 | USB Link Lock Device |
| KR20160103967A (en) * | 2016-08-26 | 2016-09-02 | (주)아이테오솔루션즈 | USB port security device |
| CN209282530U (en) * | 2019-01-29 | 2019-08-20 | 深圳融安网络科技有限公司 | Port sealing pack |
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| CN109687231A (en) | 2019-04-26 |
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