CN111585115B - Socket element for encrypting by angle coding and improving encrypted data safety transmission - Google Patents

Socket element for encrypting by angle coding and improving encrypted data safety transmission Download PDF

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Publication number
CN111585115B
CN111585115B CN202010520283.8A CN202010520283A CN111585115B CN 111585115 B CN111585115 B CN 111585115B CN 202010520283 A CN202010520283 A CN 202010520283A CN 111585115 B CN111585115 B CN 111585115B
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China
Prior art keywords
mounting block
encryption mechanism
data wire
data
protective shell
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CN202010520283.8A
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Chinese (zh)
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CN111585115A (en
Inventor
谢铭
莫嘉鸿
陈晓勇
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Runjian Co.,Ltd.
Electric Power Research Institute of Guangxi Power Grid Co Ltd
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Runjian Co ltd
Electric Power Research Institute of Guangxi Power Grid Co Ltd
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Priority to CN202010520283.8A priority Critical patent/CN111585115B/en
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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
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • 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
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46—Bases; Cases
    • H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
    • 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
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The invention provides a socket element for encrypting by angle coding and improving the safe transmission of encrypted data, which comprises a mounting block, a data wire, an encryption mechanism and a protective shell I, wherein the protective shell I is set into a rectangular thin-wall structure, one end of the protective shell is arranged in an open way, the other end of the protective shell is arranged in a closed way, one end of the data wire is connected with a PC end, the other end of the data wire is used for butting a USB plug, the encryption mechanism is set into a disconnected state and a connected state which can be mutually switched, the data wire is connected in series with the encryption mechanism, after the USB plug is matched with the USB socket for identification and butting, the USB plug can decrypt the encryption mechanism and prompt the encryption mechanism to be switched from a disconnected state to a connected state, and the USB plug has the advantages that the USB plug and the USB plug are required to be matched with each other to identify the party to be conducted and establish a communication channel, so that data can be transmitted and encrypted, and the phenomenon of leakage or stealing is avoided; the trigger joint in the encryption mechanism needs to be driven to rotate and deviate by a certain angle for unlocking, and the encryption performance is high.

Description

Socket element for encrypting by angle coding and improving encrypted data safety transmission
Technical Field
The invention relates to the technical field of data encryption transmission, in particular to a socket element for encrypting by angle coding and improving the safety transmission of encrypted data.
Background
The common USB port was proposed by a combination of companies such as intel, compaq, IBM, Microsoft, etc. in the end of 1994. With the development of the technology, a Type-C USB interface is developed, so that the front and back sides can be supported to be plugged, and the transmission data signal is strong. However, in the use process of the USB port, for the sake of universality and universality, the USB port does not have an encryption function, after the USB plug is docked with the USB socket, the PC end and the storage end are directly connected in a matching manner and form a communication channel, and the PC end and the storage end transmit and interact data through the communication channel. If the data is the client information, financial data, business confidentiality and high-tech technology, immeasurable loss is caused, and even more serious consequences are caused. In order to overcome the technical defect that the common USB port does not have the encryption function, it is necessary to provide a dual-code encrypted USB data transmission port which has an ingenious and compact structure, a simple and reliable principle, an encryption function, and the need of mutual matching and identification for establishing a communication channel.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide a USB socket component which has an ingenious and compact structure, a simple and reliable principle, an encryption function and angle coding encryption and can be conducted to establish a communication channel by matching identification parties, and aims to solve the technical problem that a common USB port does not have the encryption function in the prior art.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The socket element encrypts by angle coding and improves encrypted data safety transmission, and comprises an installation block (110), a data wire (120), an encryption mechanism (130) with a switch function and a first protective shell (140), wherein the installation block (110), the data wire (120) and the encryption mechanism (130) are all arranged in the first protective shell (140), the first protective shell (140) is arranged into a rectangular thin-wall structure, one end of the first protective shell is arranged in an open manner, the other end of the first protective shell is arranged in a closed manner, one end of the data wire (120) is connected with a PC (personal computer) end, the other end of the data wire is used for butting against a USB plug (200), the encryption mechanism (130) is arranged into an off state and an on state which can be mutually switched, and the initial state is the off state, the data wire (120) is connected in series with the encryption mechanism (130), and after the USB plug (200) is matched, identified and butted against the USB plug (100), the USB plug (200) can decrypt the encryption mechanism (130) State.
As a further optimization or improvement of the present solution.
The mounting block (110) comprises a first mounting block (111) and a second mounting block (112) which are closely arranged, the first mounting block (111) and the second mounting block (112) are positioned between the open end and the closed end of the first protective shell (140), the first mounting block (111) is arranged close to the open end, the second mounting block (112) is arranged close to the closed end, the vertical cross section shapes of the first mounting block (111) and the second mounting block (112) are matched with the open shape of the first protective shell (140), an end face, deviating from the second mounting block (112), of the first mounting block (111) is fixedly provided with a rectangular boss-shaped upper step (113), the upper step (113) extends to the open end of the first protective shell (140), the upper step (113) is positioned between the middle position of the first mounting block (111) and the upper end face of the first mounting block, and the data conductor (120) comprises a first data conductor (121) and a second data conductor (122), the first data wire (121) is arranged on the second mounting block (112), the second data wire (122) is arranged on the first mounting block (111), and the encryption mechanism (130) is arranged in the first mounting block (111) and is connected with the first data wire (121) at one end and connected with the second data wire (122) at the other end.
As a further optimization or improvement of the present solution.
The mounting block II (112) is arranged into a rectangular box structure and is formed by mutually matching a rectangular sealing shell (112 a) and a rectangular circuit board (112 b), the circuit board (112 b) and the mounting block I (111) deviate from a first end face of the upper step (113), one end of a first data wire (121) penetrates out of the first protective shell (140) to be connected with a PC end, the other end of the first data wire is connected with the encryption mechanism (130), a second data wire (122) is arranged into a bent conductive sheet structure, one end of the second data wire is embedded in the lower end face of the upper step (113), the other end of the second data wire is connected with the circuit board (112 b) through pins, the data wires (120) and the encryption mechanism (130) are arranged in an array mode in the length direction of the mounting block I (111), and the data wires (120) and the encryption mechanism (130) are arranged in a one-to-one correspondence mode.
As a further optimization or improvement of the present solution.
The mounting block I (111) deviates from the end face of the upper step (113) and is provided with a circular fixing groove (114), the fixing grooves (114) are arranged in parallel, the fixing grooves (114) are located below the upper step (113), a circuit board (112 b) is attached to an opening of the fixing grooves (114), the axial direction of the fixing grooves (114) is parallel to the opening direction of the first protective shell (140), a circular butt joint hole (115) penetrating through the mounting block I (111) is coaxially formed in the groove bottom of the fixing grooves (114), and the encryption mechanism (130) is mounted in the fixing grooves (114) and the butt joint hole (115).
As a further optimization or improvement of the present solution.
The encryption mechanism (130) comprises a sealed installation barrel (131) coaxially and fixedly arranged in the fixed groove (114), a cylindrical inner cavity is formed in the installation barrel (131), output pins (132) are fixedly arranged on one end face, close to the circuit board (112 b), of the installation barrel (131), input pins (133) are movably arranged, the input pins (133) are movably arranged in the middle of the installation barrel (131) and are connected with the first data lead (121), the output pins (132) are arranged in a plurality of rows and are arranged in an array mode along the circumferential direction of the installation barrel (131), the input pins (133) are located in the middle of the output pins (132), the deviation angle between every two adjacent output pins (132) along the circumferential direction of the installation barrel (131) is A, the output pins (132) are connected with the circuit board (112 b), and one of the output pins (132) and the other end of the second data lead (122) are electrically conducted on the circuit board (112 b) The line (138) is connected, the output pin (132) is defined as a decryption output pin, and the positions of the decryption output pins on the four encryption mechanisms (130) can be arbitrarily coded.
As a further optimization or improvement of the present solution.
The installation cylinder (131) in coaxial rotation be provided with columniform inner core (134), output pin (132) and the outer disc of inner core (134), the interior disc of installation cylinder (131) is laminated mutually, set up along its radially arranged cylindricality sunken groove in the excircle of inner core (134), sunken inslot is provided with rather than constituting the cylindricality trigger joint (135) of sliding guide complex, trigger joint (135) is close to the one end of sunken inslot notch and is set to the button head form, sunken inslot is provided with pressure spring (136), pressure spring one end is contradicted with the tank bottom of sunken groove in, the other end is contradicted with trigger joint (135) and the elasticity of pressure spring promotes trigger joint (135) all the time and slides towards the outside of sunken groove in, input pin (133) activity penetrate to sunken inslot and be connected with trigger joint (135), sunken inslot vertically arrange downwards under the initial condition and trigger joint (135) the button head end and one of them output pin (132) counterbalance Touch, encryption mechanism (130) still including the activity set up in the inside rectangular plate form joint plate (137) of butt joint hole (115), joint plate (137) pass installation section of thick bamboo (131) and inner core (134) coaxial fixed connection and joint plate (137) and installation section of thick bamboo (131) coaxial swivelling joint cooperation, joint plate (137) vertical arrangement under the initial condition.
1. The structure is ingenious and compact, the principle is simple and reliable, and the appearance shape of the USB port is consistent with that of a common USB port;
2. the USB plug has an encryption function, a communication channel can be established by the identification party needing the mutual matching of the USB socket and the USB plug, data transmission can be encrypted, and the phenomenon of leakage or stealing is avoided;
3. the encryption mechanism has double encryption, one is to drive a trigger joint in the encryption mechanism to rotate and deflect a certain angle for unlocking, and the other is to drive a driving gear to rotate and unlock by inserting a secret key into the driving gear, so that the encryption performance is strong.
Drawings
Fig. 1 is a schematic structural diagram of an initial state of a USB socket and a USB plug.
Fig. 2 is a schematic structural diagram of an initial state of a USB socket and a USB plug.
Fig. 3 is a schematic structural diagram of a state in which the USB socket and the USB plug are mated.
Fig. 4 is a schematic structural diagram of a state in which the USB socket and the USB plug are mated.
Fig. 5 is a schematic structural diagram of a USB socket.
Fig. 6 is a schematic diagram of the internal structure of the USB socket.
Fig. 7 is an exploded view of the mounting block, data conductor, encryption mechanism.
Fig. 8 is a cross-sectional view of the first mounting block.
Fig. 9 is a matching diagram of the second mounting block, the encryption mechanism and the data wire.
Fig. 10 is a diagram of the encryption mechanism in conjunction with the first data conductor and the data conductor.
Fig. 11 is a schematic structural diagram of an encryption mechanism.
Fig. 12 is a schematic diagram of the internal structure of the encryption mechanism.
Fig. 13 is a connection diagram of the second data wire and the encryption mechanism.
Fig. 14 is a schematic diagram of the internal structure of the encryption mechanism.
Fig. 15 is a schematic structural diagram of a USB plug.
Fig. 16 is a schematic diagram of the internal structure of the USB plug.
Fig. 17 is a matching view of the docking block and the docking wires.
Fig. 18 is a schematic diagram of the structure of the decryption mechanism.
Fig. 19 is a schematic diagram of the structure of the decryption mechanism.
Fig. 20 is a partial configuration diagram of the decryption mechanism.
Fig. 21 is a partial configuration diagram of the decryption mechanism.
Fig. 22 is a partial configuration diagram of the decryption mechanism.
FIG. 23 is a view of the key and pinion in combination.
Fig. 24 is a diagram showing a combination of a decryption mechanism and an encryption mechanism.
Labeled as:
100. a USB socket; 110. mounting blocks; 111. a first mounting block; 112. a second mounting block; 112a, a sealed shell; 112b, a circuit board; 113. arranging steps on the frame; 114. fixing grooves; 115. a butt joint hole; 120. a data conductor; 121. a first data conductor; 122. a second data conductor; 130. an encryption mechanism; 131. mounting the cylinder; 132. an output pin; 133. inputting a pin; 134. an inner core; 135. a trigger joint; 136. a compression spring; 137. a clamping and connecting plate; 138. a conductive circuit; 140. a first protective shell;
200. a USB plug; 210. a butt joint block; 211. a main block body; 212. placing a step downwards; 213. mounting grooves; 220. butting the wires; 230. a decryption mechanism; 231. a rotating shaft; 232. a card interface; 233. a guide block; 234. a guide cylinder; 235. a guide groove; 236. a driven rack; 236a, a fixing bolt; 236b, an annular groove; 237. a driving gear; 238. a secret key; 239; a lock cylinder; 240. and a second protective shell.
Detailed Description
Referring to fig. 1-24, a dual-code encrypted USB data transmission port includes a USB plug 200 connected to a storage end and a USB socket 100 connected to a PC end, wherein the USB socket 100 is internally encrypted and a communication channel is disconnected in an initial state, the USB plug 200 is mated with the USB socket 100 for identification and docking and the USB plug 200 is used for decrypting the USB socket to enable the communication channel inside the USB socket to be connected, and the PC end encrypts data to the storage end through the USB socket 100 and the USB plug 200.
The USB socket 100 comprises a mounting block 110, a data wire 120, an encryption mechanism 130 with a switch function and a first protective shell 140, wherein the mounting block 110, the data wire 120 and the encryption mechanism 130 are all arranged in the first protective shell 140, the first protective shell 140 is arranged in a rectangular thin-wall structure, one end of the first protective shell is arranged in an open mode, the other end of the first protective shell is arranged in a closed mode, one end of the data wire 120 is connected with a PC end, the other end of the data wire is used for butting the USB plug 200, the encryption mechanism 130 is arranged in an off state and an on state which can be mutually switched, the first protective shell is arranged in an off state, the data wire 120 is connected in series with the encryption mechanism 130, and after the USB plug 200 is matched with the USB socket 100 to be identified and butted, the USB plug 200 can decrypt the encryption.
During data encryption transmission, firstly, the USB plug 200 is matched, identified and butted with the USB socket 100, the data wire 120 in the USB socket 100 is butted and connected with the butting wire 220 in the USB plug 200, then, the USB plug 200 decrypts the encryption mechanism 130 until the encryption mechanism 130 is switched to a connection state from a disconnection state, at the moment, the data wire 120 is connected, a communication channel in the USB socket 100 is connected, a complete and connected communication channel is formed by the PC end and the storage end through the USB socket 100 and the USB plug 200, and data encryption transmission interaction is carried out between the PC end and the storage end.
Specifically, the mounting block 110 includes a first mounting block 111 and a second mounting block 112, which are closely attached to each other, the first mounting block 111 and the second mounting block 112 are located between the open end and the closed end of the first protective casing 140, the first mounting block 111 is located near the open end, the second mounting block 112 is located near the closed end, the vertical cross-sectional shapes of the first mounting block 111 and the second mounting block 112 are matched with the open shape of the first protective casing 140, an end face of the first mounting block 111, which is far away from the second mounting block 112, is fixedly provided with a rectangular boss-shaped upper step 113, the upper step 113 extends to the open end of the first protective casing 140, the upper step 113 is located between the middle position of the first mounting block 111 and the upper end face thereof, the data conductor 120 includes a first data conductor 121 and a second data conductor 122, the first data conductor 121 is located on the second mounting block 112, the second data conductor 122 is located on the first mounting block 111, the encryption mechanism 130 is disposed inside the first mounting block 111, and one end of the encryption mechanism is connected to the first data wire 121, and the other end of the encryption mechanism is connected to the second data wire 122.
More specifically, the second mounting block 112 is configured as a rectangular box structure and is formed by matching a rectangular sealing shell 112a and a rectangular circuit board 112b, the circuit board 112b and the first mounting block 111 are fixedly connected with one end face away from the upper step 113, one end of the first data wire 121 penetrates through the first protective shell 140 to be connected with the PC end, and the other end of the first data wire is connected with the encryption mechanism 130, the second data wire 122 is configured as a bent conductive sheet structure, one end of the second data wire is embedded in the lower end face of the upper step 113, the other end of the second data wire is connected with the circuit board 112b through a pin, the four data wires 120 and the encryption mechanism 130 are arranged in an array manner along the length direction of the first mounting block 111, and the data wires 120 and the encryption mechanism 130 are arranged in one-to-one correspondence.
In order to facilitate the fixed installation of the encryption mechanism 130, a circular fixing groove 114 is formed in one end face, away from the upper step 113, of the first mounting block 111, four fixing grooves 114 are arranged in parallel, the fixing grooves 114 are located below the upper step 113, the circuit board 112b is attached to an opening of the fixing grooves 114, the axial direction of the fixing grooves 114 is parallel to the opening direction of the first protective shell 140, a circular butt joint hole 115 penetrating through the first mounting block 111 is coaxially formed in the groove bottom of the fixing grooves 114, the encryption mechanism 130 is installed in the fixing grooves 114 and the butt joint hole 115, and the encryption mechanism 130 is decrypted and switched to a connection state, so that the first data lead 121 is connected with the second data lead 122.
Specifically, the encryption mechanism 130 includes a closed type mounting cylinder 131 coaxially and fixedly disposed inside the fixing groove 114, the mounting cylinder 131 includes a cylindrical inner cavity, an end surface of the mounting cylinder 131 close to the circuit board 112b is fixedly provided with output pins 132 and an input pin 133, the input pin 133 is movably disposed at a middle position of the mounting cylinder 131 and is connected to the first data conductor 121, the output pins 132 are disposed in a plurality and are arranged in an array along a circumferential direction of the mounting cylinder 131, the input pin 133 is located at a middle position of the output pin 132, an offset angle between two adjacent output pins 132 along the circumferential direction of the mounting cylinder 131 is a, the output pins 132 are connected to the circuit board 112b, and one of the output pins 132 and the other end of the second data conductor 122 are connected by a conductive trace 138 on the circuit board 112b, and the output pin 132 is defined as a decryption output pin, the positions of the decryption output pins of the four encryption mechanisms 130 can be arbitrarily encoded, and only when the decryption output pins are connected with the input pins 133, the first data conductors 121 and the second data conductors 122 can be connected.
More specifically, a cylindrical inner core 134 is coaxially and rotatably arranged in the mounting cylinder 131, the output pin 132 is attached to the outer circular surface of the inner core 134 and the inner circular surface of the mounting cylinder 131, a cylindrical inner sunken groove is radially arranged on the outer circular surface of the inner core 134, a cylindrical trigger joint 135 in sliding guide fit with the inner sunken groove is arranged in the inner sunken groove, one end of the trigger joint 135 close to the notch of the inner sunken groove is rounded, a compression spring 136 is arranged in the inner sunken groove, one end of the compression spring is abutted against the groove bottom of the inner sunken groove, the other end of the compression spring is abutted against the trigger joint 135, the elastic force of the compression spring constantly pushes the trigger joint 135 to slide towards the outside of the inner sunken groove, the input pin 133 movably penetrates into the inner sunken groove and is connected with the trigger joint 135, the inner sunken groove is vertically arranged downwards in an initial state, and the rounded end of the notch of the trigger joint 135 is abutted against one output pin, the encryption mechanism 130 further comprises a rectangular plate-shaped clamping plate 137 movably arranged in the butt joint hole 115, the clamping plate 137 penetrates through the installation barrel 131 to be coaxially and fixedly connected with the inner core 134, the clamping plate 137 is coaxially and rotatably connected and matched with the installation barrel 131, the clamping plate 137 is vertically arranged in an initial state, the inner core 134 rotates gradually at an angle A by driving the clamping plate 137 to rotate around the axial direction of the butt joint hole 115 until the trigger joint 135 is abutted against the decryption output pin, at the moment, the decryption output pin is communicated with the input pin 133, and the first data lead 121 is communicated with the second data lead 122.
During the operation of the encryption mechanism 130, the decryption output pin and the input pin 133 are disconnected in the initial state, the data wire one 121 and the data wire two 122 are disconnected, the encryption mechanism 130 is in the disconnected state, when the encryption mechanism 130 needs to be switched from the disconnected state to the connected state, the USB plug is connected with the USB socket 100, then the clamping plate 137 in the encryption mechanism 130 is driven by the USB plug to rotate, the clamping plate 137 is driven to rotate around the axial direction of the connecting hole 115, the inner core 134 rotates step by angle a until the trigger joint 135 is in contact with the decryption output pin, at this time, the decryption output pin and the input pin 133 are connected, the data wire one 121 and the data wire two 122 are connected, the encryption mechanism 130 is switched to the connected state, the decryption is completed, according to this principle, the four encryption mechanisms 130 are sequentially decrypted and switched to the connected state, the encryption logic of this scheme is, the inner core 134 of each encryption mechanism 130 needs to rotate at different angles to connect the output pin 132 and the input pin 133, and only when the four encryption mechanisms 130 are switched to the connected state, the USB socket 100 and the USB plug can establish a complete and conductive communication channel, which is the first encryption.
In order to be connected with the second data wire 122 in a butt joint mode and decrypt the encryption mechanisms 130 one by one, the USB plug 200 includes a rectangular butt joint block 210, a butt joint wire 220, a decryption mechanism 230 and a second protective casing 240 which are matched with the first mounting block 111 in a butt joint mode, the butt joint block 210, the butt joint wire 220 and the decryption mechanism 230 are all arranged in the second protective casing 240, one end of the second protective casing 240 is arranged in an open mode, the other end of the second protective casing 240 is arranged in a closed mode, the open end of the second protective casing 240 can be inserted between the inner wall of the first protective casing 140 and the upper step 114, the butt joint wire 220 is used for being connected with the second data wire 121 in a butt joint mode, and the decryption mechanism 230 is used for.
Specifically, the docking block 210 includes a rectangular main block 211, a lower step 212 is fixedly disposed on an end surface of the main block 211 close to an opening of the second protective housing 240, the lower step 212 is disposed between the middle position of the main block 211 and the lower end surface thereof, the docking wires 220 are disposed in a bent conductive sheet structure, one end of each docking wire is connected to the storage end, the other end of each docking wire is embedded in the upper end surface of the corresponding lower step 212, the docking wires 220 are disposed in parallel in four rows and are arranged in an array at equal intervals along the length direction of the corresponding lower step 212, after the USB plug 200 is docked with the USB socket 100, the lower end surfaces of the upper steps 113 and the lower steps are attached to the upper end surfaces of the corresponding lower steps 212, the data wires two 122 are in one-to-one abutting connection with the docking wires two 220, and the data is connected between the PC end and the storage end through the connection between the data wires 120.
In order to facilitate the installation of the decryption mechanism 230, the main block body 211 is internally provided with four installation grooves 213, the installation grooves 213 are arranged in an array at equal intervals along the length direction of the main block body 211, the installation grooves 213 are located under the docking wires 220 and correspond to one another, the decryption mechanism 230 is arranged in the installation grooves 213, the decryption mechanism 230 includes a rotating shaft 231 movably arranged in the installation grooves 213, the axial direction of the rotating shaft 231 is parallel to the insertion direction of the USB plug 200, the rotating shaft 231 movably penetrates through the lower step 212 and is flush with an end surface of the lower step 212 deviating from the main block body 211 in an initial state, the rotating shaft 231 can slide outwards along the axial direction and protrude out of the end surface of the lower step 212, one end of the rotating shaft 231 close to the lower step 212 is provided with a clamping interface 232 penetrating along the radial direction of the rotating shaft, the rotating shaft 232 can be coaxially inserted into the docking hole 115 and the clamping interface 232, the rotation driving of the clamping plate 137 is realized by inserting the driving rotation shaft 232 into the butt joint hole 115 and then driving the rotation shaft 232 to rotate.
Specifically, in order to drive the rotating shaft 231 to rotate, the decryption mechanism 230 includes a guiding cylinder 234 fixedly disposed in the mounting groove 213 and coaxially disposed with the rotating shaft 231, one end of the rotating shaft 231, which is away from the card interface 232, is movably inserted into the guiding cylinder 234 and forms a sliding guide fit with the guiding cylinder 234, the guiding cylinder 234 is provided with a guiding groove 235 having a spiral structure and penetrating through, a guiding block 233 matched with the guiding groove 233 is fixedly disposed on an outer circumferential surface of the rotating shaft 231, and the rotating shaft 231 is driven to slide outwards along the guiding cylinder 234 to rotate the rotating shaft 231.
More specifically, in order to drive the rotating shaft 231 to slide outwards, the decryption mechanism 230 includes a driven rack 236 disposed in the mounting groove 213 and sleeved on the rotating shaft 231 at a middle position, a tooth surface of the driven rack 236 is vertically upward and a sliding guide fit is formed between the driven rack 236 and a side arm of the mounting groove 113 along an axial direction parallel to the rotating shaft 231, a rotating connection fit is formed between the driven rack 236 and the rotating shaft 231, an annular groove 236b is coaxially formed on an outer circumferential surface of the driven rack 236 along a middle position of a length direction thereof, a fastening bolt 236a is tightly disposed on a side surface of the driven rack 236 and the fastening bolt 236 protrudes and is movably clamped in the annular groove 236b, and the driving rotating shaft 231 can slide outwards by driving the driven rack 236 to slide.
More specifically, the decryption mechanism 230 further includes a straight-tooth-type driving gear 237 rotatably disposed in the mounting groove 213 and engaged with the driven rack 236 in a one-to-one matching manner, two adjacent driving gears 237 are rotatably coupled and engaged with each other and have an axial direction perpendicular to an axial direction of the rotating shaft 231, a lock cylinder 239 is disposed on an inner circumferential surface of the driving gear 237, a key 238 extending to the outside of the protection housing 240 and capable of being freely pulled out is inserted into the lock cylinder 239, and the key 238 is used for unlocking the lock cylinder 239 and driving the driving gear 237 to rotate, which is the second encryption.
During operation, the decryption mechanism 230, when the USB plug 200 is mated with the USB socket 100, the lower end surfaces of the upper steps 113 and the lower steps 212 are attached to each other, the second data wires 122 are in one-to-one corresponding abutting connection with the second butting wires 220, meanwhile, the rotation shafts 232 are aligned with the docking holes 115 one by one, at this time, the key 238 unlocks the lock cylinder 239 and rotates the key 238, the key 238 drives the driving gear 237 to rotate and the driven rack 236 to slide, the driven rack 236 drives the rotation shaft 231 to slide outwards and insert into the docking hole 115, at this time, the clamping interface 232 is clamped and matched with the clamping plate 137, under the cooperation of the guiding slot 235 and the guiding block 233, the rotating shaft 231 rotates and drives the engaging plate 137 to rotate until the encryption mechanism 130 is unlocked, and the key 238 drives the four gears 237 to rotate in turn and unlocks the four encryption mechanisms 130 in turn.

Claims (2)

1. The socket element is characterized by comprising an installation block (110), a data wire (120), an encryption mechanism (130) with a switch function and a first protective shell (140), wherein the installation block (110), the data wire (120) and the encryption mechanism (130) are all arranged in the first protective shell (140), the first protective shell (140) is arranged into a rectangular thin-wall structure, one end of the first protective shell is arranged in an open mode, the other end of the first protective shell is arranged in a closed mode, one end of the data wire (120) is connected with a PC (personal computer) end, the other end of the data wire is used for butting against a USB plug (200), the encryption mechanism (130) is arranged into an off state and an on state which can be mutually switched, and the initial state is the off state, the data wire (120) is connected in series with the encryption mechanism (130), and after the USB plug (200) is matched, identified and butted against the USB plug (100), the USB plug (200) can decrypt the encryption mechanism (130) and enable the encryption mechanism (130) The state is switched to a connection state;
the mounting block (110) comprises a first mounting block (111) and a second mounting block (112) which are closely arranged, the first mounting block (111) and the second mounting block (112) are positioned between the open end and the closed end of the first protective shell (140), the first mounting block (111) is arranged close to the open end, the second mounting block (112) is arranged close to the closed end, the vertical cross section shapes of the first mounting block (111) and the second mounting block (112) are matched with the open shape of the first protective shell (140), an end face, deviating from the second mounting block (112), of the first mounting block (111) is fixedly provided with a rectangular boss-shaped upper step (113), the upper step (113) extends to the open end of the first protective shell (140), the upper step (113) is positioned between the middle position of the first mounting block (111) and the upper end face of the first mounting block, and the data conductor (120) comprises a first data conductor (121) and a second data conductor (122), the first data wire (121) is arranged on the second mounting block (112), the second data wire (122) is arranged on the first mounting block (111), the encryption mechanism (130) is arranged in the first mounting block (111), one end of the encryption mechanism is connected with the first data wire (121), and the other end of the encryption mechanism is connected with the second data wire (122);
the second mounting block (112) is arranged into a rectangular box structure and formed by mutually matching a rectangular sealing shell (112 a) and a rectangular circuit board (112 b), the circuit board (112 b) and the first mounting block (111) are fixedly connected with one end face deviating from the upper step (113), one end of a first data wire (121) penetrates out of the first protective shell (140) to be connected with a PC end, the other end of the first data wire is connected with the encryption mechanism (130), the second data wire (122) is arranged into a bent conductive sheet structure, one end of the second data wire is embedded in the lower end face of the upper step (113), the other end of the second data wire is connected with the circuit board (112 b) through pins, the four data wires (120) and the encryption mechanism (130) are arranged in an array mode along the length direction of the first mounting block (111), and the data wires (120) and the encryption mechanism (130) are arranged in a one-to-one correspondence mode;
a circular fixing groove (114) is formed in the end face, away from the upper step (113), of the first mounting block (111), four fixing grooves (114) are arranged in parallel, the fixing grooves (114) are located below the upper step (113), a circuit board (112 b) is attached to an opening of each fixing groove (114), the axial direction of each fixing groove (114) is parallel to the opening direction of the first protective shell (140), a circular butt joint hole (115) penetrating through the first mounting block (111) is coaxially formed in the groove bottom of each fixing groove (114), and the encryption mechanism (130) is mounted in the fixing grooves (114) and the butt joint holes (115);
the encryption mechanism (130) comprises a sealed installation barrel (131) coaxially and fixedly arranged in the fixed groove (114), a cylindrical inner cavity is formed in the installation barrel (131), output pins (132) are fixedly arranged on one end face, close to the circuit board (112 b), of the installation barrel (131), input pins (133) are movably arranged, the input pins (133) are movably arranged in the middle of the installation barrel (131) and are connected with the first data lead (121), the output pins (132) are arranged in a plurality of rows and are arranged in an array mode along the circumferential direction of the installation barrel (131), the input pins (133) are located in the middle of the output pins (132), the deviation angle between every two adjacent output pins (132) along the circumferential direction of the installation barrel (131) is A, the output pins (132) are connected with the circuit board (112 b), and one of the output pins (132) and the other end of the second data lead (122) are electrically conducted on the circuit board (112 b) The line (138) is connected, the output pin (132) is defined as a decryption output pin, and the positions of the decryption output pins on the four encryption mechanisms (130) can be arbitrarily coded.
2. The socket element for encrypting by angle coding and improving the safety transmission of encrypted data according to claim 1, wherein the mounting cylinder (131) is provided with a cylindrical inner core (134) coaxially and rotatably, the output pin (132) is attached to the outer circular surface of the inner core (134) and the inner circular surface of the mounting cylinder (131), the outer circular surface of the inner core (134) is provided with a cylindrical inner sunken groove arranged along the radial direction of the inner core, a cylindrical trigger joint (135) forming a sliding guide fit with the inner sunken groove is arranged in the inner sunken groove, one end of the trigger joint (135) close to the notch of the inner sunken groove is provided with a round head shape, the inner sunken groove is provided with a compression spring (136), one end of the compression spring is abutted with the groove bottom of the inner sunken groove, the other end of the compression spring is abutted with the trigger joint (135) and the elastic force of the compression spring always pushes the trigger joint (135) to slide towards the outside of the inner sunken groove, the input pin (133) movably penetrates into the inner sunken groove, the notch of interior heavy groove is vertical downward to be arranged and the button head end that triggers joint (135) is inconsistent with one of them output pin (132) under the initial condition, encryption mechanism (130) still including the activity set up in butt joint hole (115) inside rectangular plate form joint board (137), joint board (137) pass installation section of thick bamboo (131) and inner core (134) coaxial fixed connection and joint board (137) and installation section of thick bamboo (131) coaxial swivelling joint cooperation, joint board (137) are vertical to be arranged under the initial condition.
CN202010520283.8A 2020-06-09 2020-06-09 Socket element for encrypting by angle coding and improving encrypted data safety transmission Active CN111585115B (en)

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CN202010520283.8A CN111585115B (en) 2020-06-09 2020-06-09 Socket element for encrypting by angle coding and improving encrypted data safety transmission

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2045544U (en) * 1989-04-01 1989-10-04 丛林 Locking type plug
CN101004118A (en) * 2006-01-17 2007-07-25 宇瞻科技股份有限公司 Lock structure of USB connector
CN103208702A (en) * 2012-01-13 2013-07-17 富泰华工业（深圳）有限公司 Locking mechanism and plug-in assembly with same
CN105762582A (en) * 2016-01-20 2016-07-13 赵传东 USB connection plug
US9830788B1 (en) * 2014-12-15 2017-11-28 Vanguard Products Group, Inc. Anti-theft device for monitoring a universal serial bus type C connector
CN207353610U (en) * 2017-10-10 2018-05-11 山东科技大学 A kind of locking Rechargeable socket row
CN207398506U (en) * 2017-09-29 2018-05-22 浙江春生电子有限公司 HDMI socket connectors
CN109267846A (en) * 2018-12-07 2019-01-25 湖北科技学院 A kind of access control system with common key and private key
CN110138569A (en) * 2019-05-18 2019-08-16 胡振云 A kind of encrypted data transmission interconnection method
CN209282530U (en) * 2019-01-29 2019-08-20 深圳融安网络科技有限公司 Port sealing pack

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2045544U (en) * 1989-04-01 1989-10-04 丛林 Locking type plug
CN101004118A (en) * 2006-01-17 2007-07-25 宇瞻科技股份有限公司 Lock structure of USB connector
CN103208702A (en) * 2012-01-13 2013-07-17 富泰华工业（深圳）有限公司 Locking mechanism and plug-in assembly with same
US9830788B1 (en) * 2014-12-15 2017-11-28 Vanguard Products Group, Inc. Anti-theft device for monitoring a universal serial bus type C connector
CN105762582A (en) * 2016-01-20 2016-07-13 赵传东 USB connection plug
CN207398506U (en) * 2017-09-29 2018-05-22 浙江春生电子有限公司 HDMI socket connectors
CN207353610U (en) * 2017-10-10 2018-05-11 山东科技大学 A kind of locking Rechargeable socket row
CN109267846A (en) * 2018-12-07 2019-01-25 湖北科技学院 A kind of access control system with common key and private key
CN209282530U (en) * 2019-01-29 2019-08-20 深圳融安网络科技有限公司 Port sealing pack
CN110138569A (en) * 2019-05-18 2019-08-16 胡振云 A kind of encrypted data transmission interconnection method

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