Key structure and device for encryption tablet

Abstract

The utility model discloses a secret key structure and device for an encryption tablet, relates to the technical field of secret key devices, and can solve the problems that an existing secret key device is difficult to modularly assemble and low in mass production efficiency. The secret key structure for the encryption tablet comprises a connecting plug with a customized contact pin, a mounting head, a flexible circuit board and a memory arranged on the flexible circuit board, and one end of the flexible circuit board is conductively connected with a pin of the connecting plug, and the other end of the flexible circuit board is erected and fixed on the mounting head.

Description

TECHNICAL FIELD

[0001] The utility model relates to key device technical field, concretely relates to a key structure and device for encrypted panel. BACKGROUND

[0002] In the encrypted panel, under the condition of guaranteeing the reliable secrecy, how to conveniently and easily identify the identity authentication, that is, decryption, has become an urgent demand, and the common authentication modes include fingerprint identification, face recognition and the like, need skin contact and have biological characteristics. It is often accompanied by difficult identification or identification error.

[0003] In order to ensure that the special identity recognition of the encrypted panel is differentiated, stable and difficult to crack, one of the current solutions is to use an electrically erasable programmable read-only memory as an identification authentication information storage, and the communication mode is IIC, forming an integrated key device. When identity recognition is needed, the connecting plug of the key device is inserted into the encrypted panel to complete information identification, and the socket of the encrypted panel is designed to be differentiated and customized, so that the pin of the key device also needs to be designed to be customized. However, due to the need of the key device to store chips and other devices, the existing integrated key device needs to be processed and produced together, cannot be modularly assembled, has high production cost and low mass production efficiency.

[0004] Based on the above background, the inventor designs a key structure and device for encrypted panel, which solves at least one of the above problems, thereby the present application is proposed. UTILITY MODEL CONTENT

[0005] The purpose of the present application is to provide a key structure and device for encrypted panel, which solves the problem that the existing key device is difficult to modularly assemble and has low mass production efficiency.

[0006] To solve the above technical problems, the utility model adopts the following scheme:

[0007] On the one hand, the present application provides a key structure for encrypted panel, which comprises a plug connector with customized pins, a mounting head, a flexible circuit board and a storage device arranged on the flexible circuit board.

[0008] One end of the flexible circuit board is in conductive connection with the pins of the plug connector, and the other end is fixed on the mounting head.

[0009] Optionally, the mounting head is provided with a mounting groove on the side surface, and the flexible circuit board is mounted in the mounting groove.

[0010] The storage device is located in the mounting groove.

[0011] Optionally, one end of the flexible circuit board away from the plug connector is provided with a bending part bent and attached to the end of the mounting head.

[0012] The voltage reduction resistor is arranged at the bending part, and the turn-on prompt lamp is connected to the flexible circuit board through the voltage reduction resistor.

[0013] Optionally, the pin of the plug connector penetrates the plug connector;

[0014] The connecting pinhole plate is further provided, and a plurality of through holes matched with the pins are arranged on the connecting pinhole plate.

[0015] In another aspect, the application provides a key device for an encrypted tablet, comprising the key structure for the encrypted tablet as described above, and further comprising a shell assembly.

[0016] The shell assembly comprises a first shell and a second shell which are detachably connected.

[0017] The mounting head and the plug connector are respectively arranged in the first shell and the second shell.

[0018] Optionally, the cross-sectional dimension of the shell assembly is less than 2 cm. 2 Optionally, the length of the shell assembly is less than 6 cm.

[0019] Optionally, the first shell and the second shell are threadedly connected.

[0020] The anti-rotation armor is further provided for limiting the relative rotation of the plug connector and the mounting head.

[0021] Optionally, the plug connector is provided with an anti-rotation protrusion, and the mounting head is provided with an anti-rotation groove.

[0022] The anti-rotation armor is further provided for limiting the relative rotation of the plug connector and the mounting head.

[0023] Optionally, two anti-rotation armors are provided, and the outer periphery of each of the anti-rotation armors is in an arc shape.

[0024] The application has the following beneficial effects:

[0025] The application sets the mounting head and the plug-in head independently, and one end of the flexible circuit board is connected to the plug-in pin of the plug-in head, and the other end is mounted on the mounting head, while the storage is mounted on the flexible circuit board, so that the mounting head, the flexible circuit board, the storage and other components can be produced in batches when the key device of the application is produced, only the customized plug-in head matched with the customized socket of the encryption panel needs to be produced separately, the number of parts of the customized plug-in head is small, the production process is simple, and the customized plug-in head can be used directly after being connected with the mounting head and other devices, compared with the traditional key device, the mold versatility of the key device can be effectively improved, the production cost is reduced, and the production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a perspective structural schematic view of the embodiment 1 of the application.

[0027] Figure 2 It is a top view structural schematic view of the embodiment 1 of the application.

[0028] Figure 3 It is a perspective structural schematic view of the embodiment 2 of the application.

[0029] Figure 4 It is a perspective structural schematic view of the embodiment 2 of the application after removing the shell assembly.

[0030] The reference signs are as follows: 1-plug-in head, 11-plug-in pin, 12-anti-rotation bump, 2-mounting head, 21-mounting groove, 22-anti-rotation groove, 3-flexible circuit board, 31-bending part, 4-storage, 51-voltage reduction resistor, 52-conduction indicating lamp, 6-connection pin hole plate, 7-shell assembly, 71-first shell, 72-second shell, 8-anti-rotation armor, 81-rotation limiting through hole, 82-rotation limiting bump. DETAILED DESCRIPTION

[0031] The application will be further described in detail below in combination with the embodiments and the drawings, but the embodiments of the application are not limited thereto.

[0032] In the description of the application, it should be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "back", "top", "bottom" and the like indicate the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the product of the application is used, which is only for the convenience of describing the application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0033] In the description of the utility model, still need to explain, unless another explicit provision and limitation, term " set ", " open ", " install ", " connect ", " connection " should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled person in the art, the above-mentioned terms can be understood in the specific meaning in the application according to specific circumstances.

[0034] The utility model will be described in detail below by referring to the drawings and combining with the embodiment.

[0035] Embodiment 1:

[0036] As Figure 1 And Figure 2 The embodiment provides a key structure for encrypted flat, including plug 1 with customized pin 11, mounting head 2, flexible circuit board 3 and storage on flexible circuit board 3;

[0037] One end of flexible circuit board 3 is conductively connected with pin 11 of plug 1, and the other end is fixed on mounting head 2.

[0038] The embodiment sets mounting head 2 and plug 1 independently, and one end of flexible circuit board 3 is connected with pin 11 of plug 1, and the other end is mounted on mounting head 2, while the storage is mounted on flexible circuit board 3, so that mounting head 2, flexible circuit board 3 and storage can be produced in batches when producing the key device, only the customized plug matched with the customized socket of the encrypted flat needs to be produced separately, the customized plug has simple structure and few parts, and the production process is simple, and the customized plug can be used directly after being connected, compared with the traditional key device, the mold versatility of the key device can be improved, the production cost is reduced, and the production efficiency is improved.

[0039] Specifically, in the embodiment, as Figure 1 And Figure 2 The side of mounting head 2 is provided with mounting groove 21, and flexible circuit board 3 is mounted in mounting groove 21.

[0040] The storage is located in mounting groove 21, and mounting groove 21 can provide sufficient longitudinal space for the installation of the storage, so that the storage is prevented from being extruded, and in addition, the space utilization and small size of the entire key device can be ensured, so that the key device is convenient to carry.

[0041] Specifically, in the embodiment, as Figure 1 And Figure 2As shown, the flexible circuit board 3 is provided with a bending part 31 at one end away from the plug 1, which is bent to abut against the end of the mounting head 2.

[0042] Further comprising a step-down resistor 51 arranged on the bending part 31 and a turn-on prompt lamp, which is connected to the flexible circuit board 3 through the step-down resistor 51. By arranging the turn-on prompt lamp, prompt information can be provided for the turn-on of the key device, so as to facilitate the user to observe and confirm whether the key device is powered on. The position of the bending part makes the step-down resistor easy to replace, so that the technician can adjust the brightness of the turn-on prompt lamp according to the requirement.

[0043] Specifically, in the embodiment, the pin 11 of the plug 1 penetrates through the plug 1;

[0044] Further comprising a connecting pinhole plate 6, which is provided with a plurality of through holes matched with the pins 11. The flexible circuit board 3 is fixed to the plug 1 through the connecting pinhole plate 6. The arrangement of the connecting pinhole plate 6 can make the connection of the flexible circuit board 3 more stable, and facilitate the subsequent maintenance, so that the flexible circuit board 3 can be easily removed.

[0045] Embodiment 2:

[0046] The embodiment provides a key device for an encrypted tablet, which comprises the key structure for the encrypted tablet and a shell assembly 7.

[0047] The shell assembly 7 comprises a first shell 71 and a second shell 72 which are detachably connected.

[0048] The mounting head 2 and the plug 1 are respectively arranged in the first shell 71 and the second shell 72. By arranging the detachable first shell 71 and the second shell 72, the shell assembly 7 can be easily disassembled by the maintenance personnel, so that the internal structure of the key device can be maintained or replaced.

[0049] Specifically, in the embodiment, the cross-sectional dimension of the shell assembly 7 is less than 2 cm2, and the length of the shell assembly 7 is less than 6 cm, so that the overall size of the key device is small and easy to carry.

[0050] Specifically, in the embodiment, the first shell 71 and the second shell 72 are threadedly connected.

[0051] Further comprising an anti-rotation armor 8 for limiting the relative rotation of the plug 1 and the mounting head 2. The anti-rotation armor 8 is located in the second shell 72 and can freely rotate in the second shell 72. By arranging the anti-rotation armor 8, the relative rotation of the mounting head 2 or the plug 1 can be avoided when the first shell 71 and the second shell 72 are relatively rotated during maintenance, so as to prevent the flexible circuit board 3 from being damaged.

[0052] Specifically, in the embodiment, asFigure 4 As shown in the figure, the plug 1 is provided with an anti-rotation protrusion 12, and the mounting head 2 is provided with an anti-rotation groove 22;

[0053] The anti-rotation armor 8 is provided with a rotation-limiting through hole 81 and a rotation-limiting protrusion 82 which are respectively matched with the anti-rotation protrusion 12 and the anti-rotation groove 22. The anti-rotation protrusion 12, the anti-rotation groove 22, and the rotation-limiting through hole 81 and the rotation-limiting protrusion 82 are arranged so that the circumferential relative rotation of the mounting head 2 and the plug 1 is limited, thereby avoiding the damage of the flexible circuit board 3 when the shell assembly 7 is disassembled.

[0054] Specifically, in the embodiment, as shown in the figure, Figure 4 As shown in the figure, the anti-rotation armor 8 is provided with two, and the outer periphery of the anti-rotation armor 8 is in the shape of a circular arc. The two anti-rotation armors 8 are oppositely arranged on the two sides of the flexible circuit board 3. The arrangement of the two anti-rotation armors 8 can balance the torque and provide all-round protection when the shell assembly 7 is disassembled.

[0055] It can be understood that the above embodiments are only exemplary embodiments for illustrating the principles of the utility model, and the utility model is not limited to this. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the utility model, and these modifications and improvements are also regarded as the protection scope of the utility model.

Claims

1. A key structure for encrypting a flat panel, characterized by, The utility model provides a connector (1) and mounting head (2) with customized pin (11) and flexible circuit board (3) and storage on the flexible circuit board (3) are included; One end of the flexible circuit board (3) is electrically connected with the pin (11) of the connector (1), and the other end is fixed on the mounting head (2).

2. The key structure for an encryption tablet according to claim 1, wherein The side of the mounting head (2) is provided with a mounting groove (21), and the flexible circuit board (3) is installed in the mounting groove (21). The storage is located in the mounting groove (21).

3. The key structure for an encryption tablet according to claim 2, wherein The end of the flexible circuit board (3) away from the connector (1) is provided with a bending part (31) which is bent and attached to the end of the mounting head (2). It also includes a step-down resistor (51) and a conductive prompt lamp provided on the bending part (31), and the conductive prompt lamp is connected with the flexible circuit board (3) through the step-down resistor (51).

4. The key structure for an encryption tablet according to claim 1, wherein The pin (11) of the connector (1) penetrates through the connector (1). It also includes a connecting pinhole plate (6), and a plurality of through holes adapted to the pin (11) are provided on the connecting pinhole plate (6), and the flexible circuit board (3) is fixed on the connector (1) through the connecting pinhole plate (6).

5. A key device for an encryption tablet comprising a key structure according to any one of claims 1 to 4, characterized in that It also includes a shell assembly (7). The shell assembly (7) includes a first shell (71) and a second shell (72) which can be detachably connected. The mounting head (2) and the connector (1) are respectively installed in the first shell (71) and the second shell (72).

6. A key device for encrypting a tablet according to claim 5, characterized in that, The cross-sectional dimension of the shell assembly (7) is less than 2cm2, and the length of the shell assembly (7) is less than 6cm.

7. A key device for encrypting a tablet according to claim 5, wherein The first shell (71) and the second shell (72) are threadedly connected. It also includes an anti-rotation armor (8) for limiting the relative rotation of the connector (1) and the mounting head (2), and the anti-rotation armor (8) is located in the second shell (72) and can rotate freely in the second shell (72).

8. A key device for encrypting a tablet according to claim 7, characterized in that, The connector (1) is provided with an anti-rotation protrusion (12), and the mounting head (2) is provided with an anti-rotation groove (22). The anti-rotation armor (8) is provided with a rotation limiting through hole (81) and a rotation limiting protrusion (82) which are adapted to the anti-rotation protrusion (12) and the anti-rotation groove (22) respectively.

9. The key device for encrypting a tablet according to claim 7, wherein, The anti-rotation armor (8) is provided with two, and the outer periphery of the anti-rotation armor (8) is arc-shaped, and the two anti-rotation armors (8) are oppositely arranged on both sides of the flexible circuit board (3).

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