USB interface plugging alarm device

Abstract

The invention relates to a USB interface plugging alarm device which is inserted in a socket mechanism, the socket mechanism comprises a mounting frame, and the mounting frame is provided with an electrical base and an elastic clamping lug; the plugging mechanism is used for plugging the mounting frame; the plugging mechanism comprises a plugging frame inserted in the mounting frame, an extension box is arranged at the rear end of the plugging frame, an outer cover of the extension box is provided with a sealing sleeve, a plugging plate is movably arranged in the plugging frame, the plugging plate is electrically connected with the electrical base and the extension box, and the plugging plate is clamped with the extension box; an extension lead penetrates through the sealing sleeve, and the tail end of the extension lead is electrically connected with an external mechanism. According to the USB interface plugging alarm device, plugging and taking-out are carried out according to the authority, and the alarm function is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of electric power safety, and in particular to a USB interface blocking alarm device. Background Art

[0002] The USB interface is a common communication interface standard between computers and electronic devices. It is a universal interface for connecting external devices, which can transfer data, provide power supply and support other functions between different types of devices. The USB interface is widely used in various devices such as computers, mobile devices, audio devices, video devices, storage devices, etc., providing a convenient and reliable data transmission and connection solution.

[0003] At present, the office computers, host computers and terminal devices in the power grid system all have USB interfaces. In order to ensure the normal operation of the power equipment in the power grid, the USB interfaces are usually blocked.

[0004] However, the conventional blocking method still has the following shortcomings:

[0005] 1. Physical blocking is difficult to remove, which causes inconvenience for subsequent use;

[0006] 2. After being taken out, it does not have the alarm function. Summary of the invention

[0007] In order to solve the technical problems existing in the background technology, the present invention provides a USB interface blocking alarm device, which blocks and removes according to authority and has an alarm function.

[0008] The technical solution adopted by the present invention is:

[0009] The USB interface blocking alarm device is inserted into a socket mechanism, wherein the socket mechanism comprises: an installation frame which is open backwards and used for plugging, an electrical socket which extends forwards is arranged in the installation frame, and elastic ears which protrude inwards are arranged on the upper and lower frame walls of the installation frame.

[0010] The utility model comprises: a blocking mechanism for blocking the installation frame.

[0011] The blocking mechanism comprises:

[0012] A plug-in frame is inserted into the installation frame, an extension box is arranged at the rear end of the plug-in frame, an outer cover of the extension box is provided with a sleeve, a blocking plate is movably arranged in the plug-in frame, the blocking plate is electrically connected to the electrical socket and the extension box, and the blocking plate is snap-connected with the extension box.

[0013] An extension lead is inserted into the envelope, and an external mechanism is electrically connected to the end of the extension lead.

[0014] Furthermore, a slide groove open toward the rear is provided on the lower frame wall of the plug-in frame, and a through groove group penetrating the lower frame wall of the plug-in frame is respectively provided on the left and right side walls of the slide groove, and an upper sliding ear is protrudingly provided on the inner wall of the upper frame of the plug-in frame, and the upper sliding ear is slidably connected to the upper top surface of the electrical socket in the mounting frame, and a translation plate is movably inserted in the slide groove, and an upwardly protruding clamping ear and a lower sliding ear are respectively provided on the left and right edges of the translation plate, and downwardly protruding elastic bosses are respectively provided on the left and right sides of the front part of the translation plate, and a screw seat perpendicular to the translation plate is provided at the rear end of the translation plate.

[0015] Furthermore, a micro motor is fixedly arranged inside the extension box, a lead screw is arranged at the rotation transmission part of the micro motor, the end of the lead screw is rotationally connected to the extension box, the lead screw is threadedly connected to the threaded seat, and an elastic contact group is protruding from the front end of the extension box, and external magnetic steels are respectively arranged on the left and right sides of the elastic contact group.

[0016] Furthermore, a screw hole group is provided at the rear end of the extension box;

[0017] The sealing sleeve is arranged in a "]" shape with its opening facing forward, and a through hole group matching with the screw hole group and a through hole for passing an extension lead are arranged through the side wall at the rear.

[0018] Furthermore, in the extension box, the extension lead is electrically connected to the micro motor and the elastic contact group.

[0019] Furthermore, the upper end of the blocking plate is provided with an upper groove open forward and upward, and a contact plate group electrically connected to the electrical socket is provided in the upper groove;

[0020] A contact plate group electrically connected to the elastic contact point group is provided flush with the rear end of the blocking plate, and inner magnetic steels are provided on the left and right sides of the contact plate group, respectively, and the inner magnetic steels are magnetically attracted and connected to the outer magnetic steels;

[0021] The lower end of the blocking plate is provided with a lower groove open forward and downward, the front part of the lower groove is protruding with a convex plate, the convex plate is used to clamp the clamping ear, the rear part of the lower groove is concave with a receiving groove, and the receiving groove is provided with an elastic clamping plate.

[0022] Furthermore, the ear is arranged at the front end of the translation plate;

[0023] The lower sliding ears are provided in plurality along the front-rear direction and are slidably connected with the upper top surface of the lower groove.

[0024] Furthermore, the through groove group is provided with a plurality of grooves along the front-to-back direction, and the sliding ears are respectively passed through and downwardly provided.

[0025] Furthermore, the polarities of the inner magnetic steels on the left and right sides are opposite, and at the same time, the polarities of the outer magnetic steels on the left and right sides are opposite.

[0026] Furthermore, the elastic clamping plate is arranged in an inclined shape with a lower front and a higher rear, and a clamping tooth is arranged at the end, and the clamping tooth is clamped with the installation frame at the rear end of the elastic clamping ear.

[0027] The advantages of the USB interface blocking alarm device of the present invention are:

[0028] 1. Block the USB interface with a blocking plate and connect it to the installation frame with an elastic card to prevent it from being removed;

[0029] 2. The translation plate is translated by means of a lead screw, a screw connection seat, and a micro motor; thereby the sealing plate and the extension box are connected or separated by means of the latch and the convex plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the specific implementation of the present invention, the drawings required in the specific implementation are briefly introduced below. The drawings in the following description are implementations of the present invention.

[0031] Figure 1 It is a general three-dimensional schematic diagram of a USB interface blocking alarm device provided by an example of the present invention;

[0032] Figure 2 It is a three-dimensional schematic diagram of a socket mechanism of a USB interface blocking alarm device provided by an example of the present invention;

[0033] Figure 3 It is a three-dimensional exploded schematic diagram of a socket mechanism of a USB interface blocking alarm device provided by an example of the present invention;

[0034] Figure 4 It is a three-dimensional explosion diagram of a blocking mechanism of a USB interface blocking alarm device provided by an example of the present invention;

[0035] Figure 5 It is a three-dimensional exploded schematic diagram of a plug-in frame and an extension box of a USB interface blocking alarm device provided by an example of the present invention;

[0036] Figure 6 It is a three-dimensional schematic diagram of a plug-in frame of a USB interface blocking alarm device provided by an example of the present invention;

[0037] Figure 7 It is a three-dimensional schematic diagram of a blocking plate of a USB interface blocking alarm device provided by an example of the present invention;

[0038] Figure 8 The present invention provides an electrical connection diagram of a USB interface blocking alarm device.

[0039] In the figure:

[0040] 1. Socket mechanism,

[0041] 10. Installation frame, 11. Electrical socket, 12. Elastic clip,

[0042] 2. Blocking mechanism,

[0043] 20. Plug-in frame, 201. Slide slot, 202. Through slot assembly, 203. Upper slide ear, 204. Translation plate, 205. Clip ear, 206. Lower slide ear, 207. Elastic boss, 208. Screw seat,

[0044] 21. Extension box, 211. Micro motor, 212. Lead screw, 213. Elastic contact group, 214. External magnetic steel,

[0045] 22. Envelope,

[0046] 23. Blocking plate, 231. Upper groove, 232. Touch plate group, 233. Touch plate group, 234. Internal magnetic steel, 235. Lower groove, 236. Protruding plate, 237. Receiving groove, 238. Elastic card plate,

[0047] 3. Extend the lead wire,

[0048] 4. External institutions. DETAILED DESCRIPTION

[0049] In order to more clearly and specifically explain the specific implementation purpose and implementation mode of the present invention, the technical solution of the present invention will be fully described below. The described embodiments are part of the embodiments of the present invention, but not all of them. Without making creative work, all other embodiments based on the embodiments described in the present invention belong to the protection scope of the present invention.

[0050] The USB interface blocking alarm device of the present invention is inserted into the socket mechanism 1. The socket mechanism 1 is as follows: Figure 1 , Figure 2 , Figure 3 As shown, it comprises: a mounting frame 10 which is open backwards and used for plugging, wherein an electrical socket 11 extending forward is arranged in the mounting frame 10, and elastic clamping ears 12 protruding inwards are arranged on the upper and lower frame walls of the mounting frame 10.

[0051] like Figure 1 As shown, it includes: a blocking mechanism 2 for blocking the installation frame 10.

[0052] The blocking mechanism 2, such as Figure 2 As shown, including:

[0053] like Figure 5 , Figure 6As shown, the plug-in frame 20 inserted in the installation frame 10, the lower frame wall of the plug-in frame 20 is provided with a slide groove 201 open to the rear, and the left and right side walls of the slide groove 201 are respectively provided with a through groove group 202 penetrating the lower frame wall of the plug-in frame 20, and the through groove group 202 is provided with multiple grooves along the front-to-back direction, and the upper and lower sliding ears 206 are respectively passed through, and the upper frame inner wall of the plug-in frame 20 is protrudingly provided with an upper sliding ear 203, and the upper sliding ear 203 is slidably connected to the upper top surface of the electrical seat 11 in the installation frame 10, and the slide groove A translation plate 204 is movably inserted in 201, and upwardly protruding ears 205 and downwardly sliding ears 206 are respectively provided at the left and right edges of the translation plate 204. The ears 205 are provided at the front end of the translation plate 204, and multiple downwardly sliding ears 206 are provided along the front and rear directions, and are slidably connected with the upper top surface of the lower groove 235. Downwardly protruding elastic bosses 207 are respectively provided on the left and right sides of the front part of the translation plate 204, and a screw seat 208 perpendicular to it is provided at the rear end of the translation plate 204.

[0054] like Figure 5 As shown, an extension box 21 is provided at the rear end of the plug-in frame 20, and a micro motor 211 is fixedly provided inside the extension box 21. A lead screw 212 is provided at the rotation transmission of the micro motor 211. The end of the lead screw 212 is rotationally connected to the extension box 21, and the lead screw 212 is screwed to the screw seat 208. An elastic contact group 213 is protruding from the front end of the extension box 21. External magnets 214 are respectively provided on the left and right sides of the elastic contact group 213. The polarities of the external magnets 214 on the left and right sides are opposite. A screw hole group is provided at the rear end of the extension box 21; inside the extension box 21, the extension lead 3 is electrically connected to the micro motor 211 and the elastic contact group 213.

[0055] like Figure 4 As shown, the outer cover of the extension box 21 is provided with a sleeve 22, and the sleeve 22 is arranged in a "]" shape opening forward, and a through hole group matching the screw hole group and a through hole for passing the extension lead 3 are penetrated on the rear side wall. The extension lead 3 is arranged as a six-core cable including a pair of power lines, a pair of signal lines and a pair of control lines, and an external mechanism 4 is electrically connected at the end of the extension lead 3.

[0056] like Figure 7As shown, a plugging plate 23 is movably provided in the plug-in frame 20, and an upper groove 231 opening forward and upward is provided at the upper end of the plugging plate 23, and a contact plate group 232 electrically connected to the electrical socket 11 is provided in the upper groove 231; a contact plate group 233 electrically connected to the elastic contact group 213 is provided flush with the rear end of the plugging plate 23, and inner magnetic steels 234 are respectively provided on the left and right sides of the contact plate group 233, and the inner magnetic steels 234 on the left and right sides have opposite polarities, and the inner magnetic steels 234 and the outer magnetic steels 234 are connected to each other. 14 Magnetic attraction connection; the lower end of the blocking plate 23 is provided with a lower groove 235 open forward and downward, the front part of the lower groove 235 is protruding with a convex plate 236, the convex plate 236 is used to clamp the ear 205, the rear part of the lower groove 235 is concave with a receiving groove 237, the receiving groove 237 is provided with an elastic clamping plate 238, the elastic clamping plate 238 is set to an inclined shape with a low front and a high rear, and a clamping tooth is provided at the end, and the clamping tooth is clamped with the installation frame 10 at the rear end of the elastic ear 12.

[0057] The peripheral mechanism 4, such as Figure 8 As shown, including:

[0058] A power supply module electrically connected to the battery and the power line of the extension lead 3.

[0059] The control module is electrically connected to the power supply module, the power line, the signal line and the control line of the extension lead 3. The control module is used to detect blockage through the power line, exchange data through the signal line, and rotate the micro motor 211 forward / reverse and stop through the control line.

[0060] The communication module, radio frequency module and expansion port are electrically connected to the control module. The communication module is used to transmit the alarm signal remotely; the radio frequency module is used to implement the permission operation locally; and the expansion port is used to expand the power line and signal line.

[0061] According to the specific structure of the USB interface blocking alarm device in the above embodiment, the working method thereof is further described below:

[0062] A. Normal working status:

[0063] Insert the blocking plate 23 into the plug-in frame 20, and make the outer magnetic steel 214 and the inner magnetic steel 234 magnetically connected, at this time, the elastic contact group 213 and the contact plate group 233 are electrically connected;

[0064] The micro motor 211 is controlled by the control module to rotate in the forward direction, so that the ear 205 is located in the lower groove 235 behind the convex plate 236;

[0065] The plug-in frame 20 is inserted into the installation frame 10 . At this time, the plug-in frame 20 is engaged by the elastic ears 12 , and the touch panel set 232 is engaged with the electrical socket 11 .

[0066] B. Unauthorized unplugging status - Alarm:

[0067] In the unauthorized state, pull out the plug-in frame 20 from the installation frame 10;

[0068] The blocking plate 23 is supported by the lower sliding ear 206 and reserved between the installation frame 10 and the electrical socket 11. The plug-in frame 20 is pulled out, and at the same time, the snap teeth of the elastic snap plate 238 are snapped into the edge of the installation frame 10 at the rear end of the elastic snap ear 12;

[0069] The electrical connection between the elastic contact group 213 and the contact plate group 233 is disconnected, and the control module sends an alarm signal via the communication module.

[0070] C. Status with permission to unplug:

[0071] The authorized state is ensured by remote authorization and radio frequency card authorization; the micro motor 211 is controlled by the control module to rotate in the opposite direction, so that the ear 205 is inserted into the lower groove 235 in front of the convex plate 236, so that the plug-in frame 20 and the blocking plate 23 are fixed as a whole;

[0072] When the plug-in frame 20 is pulled out from the installation frame 10 , the blocking plate 23 is always in the plug-in frame 20 .

[0073] D. Alarm recovery:

[0074] Through remote permission and radio frequency card permission, the authorized state is ensured; the micro motor 211 is controlled to rotate in the opposite direction through the control module, so that the card ear 205 moves to the front end;

[0075] Insert the plugging plate 23 into the plug-in frame 20, and make the outer magnetic steel 214 and the inner magnetic steel 234 magnetically connected, so that the elastic contact group 213 and the contact plate group 233 are electrically connected again; at the same time, the ear 205 is inserted into the lower groove 235 in front of the convex plate 236, so that the plug-in frame 20 and the plugging plate 23 are fixed as a whole;

[0076] When the plug-in frame 20 is pulled out from the installation frame 10 , the blocking plate 23 is always in the plug-in frame 20 .

[0077] Based on the above, the embodiments of the USB interface blocking alarm device of the present invention are used as inspiration. Through the above description, relevant staff can make various changes and modifications without deviating from the technical idea of ​​the present invention. The technical scope of the present invention is not limited to the contents of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A USB interface blocking alarm device, inserted into a socket mechanism (1), wherein the socket mechanism (1) comprises: A mounting frame (10) is open backwards and used for plugging, wherein an electrical socket (11) extending forward is arranged in the mounting frame (10), and elastic clamping ears (12) protruding inwards are arranged on the upper and lower frame walls of the mounting frame (10). Features: It comprises: a blocking mechanism (2) for blocking the installation frame (10); The blocking mechanism (2) comprises: A plug-in frame (20) is inserted into the installation frame (10), an extension box (21) is provided at the rear end of the plug-in frame (20), an outer cover of the extension box (21) is provided with a sleeve (22), a blocking plate (23) is movably provided in the plug-in frame (20), the blocking plate (23) is electrically connected to the electrical socket (11) and the extension box (21), and the blocking plate (23) is snap-fitted with the extension box (21); An extension lead (3) is inserted into the envelope (22), and an external device (4) is electrically connected to the end of the extension lead (3).

2. The USB interface blocking alarm device according to claim 1, characterized in that: A slide groove (201) opening backwards is arranged on the lower frame wall of the plug-in frame (20), and a through groove group (202) penetrating the lower frame wall of the plug-in frame (20) is respectively arranged on the left and right side walls of the slide groove (201), and an upper sliding ear (203) protrudingly arranged on the inner wall of the upper frame of the plug-in frame (20), and the upper sliding ear (203) is slidably connected to the upper top surface of the electrical seat (11) in the installation frame (10), and a translation plate (204) is movably inserted in the slide groove (201), and an upwardly protruding clamping ear (205) and a lower sliding ear (206) are respectively arranged on the left and right edges of the translation plate (204), and downwardly protruding elastic bosses (207) are respectively arranged on the left and right sides of the front part of the translation plate (204), and a screw seat (208) perpendicular to the translation plate (204) is arranged at the rear end of the translation plate (204).

3. The USB interface blocking alarm device according to claim 2, characterized in that: A micro motor (211) is fixedly arranged inside the extension box (21), a lead screw (212) is arranged at the rotation point of the micro motor (211), the end of the lead screw (212) is rotatably connected to the extension box (21), the lead screw (212) is screwed to the screw seat (208), and an elastic contact group (213) is protruding from the front end of the extension box (21), and external magnetic steel (214) is respectively arranged on the left and right sides of the elastic contact group (213).

4. The USB interface blocking alarm device according to claim 3, characterized in that: The rear end of the extension box (21) is provided with a screw hole group; The sealing sleeve (22) is arranged in a "]" shape with its opening facing forward, and a through hole group matching the screw hole group and a through hole for passing the extension lead (3) are arranged through the side wall at the rear.

5. The USB interface blocking alarm device according to claim 3, characterized in that: In the extension box (21), the extension lead (3) is electrically connected to the micro motor (211) and the elastic contact group (213).

6. The USB interface blocking alarm device according to claim 5, characterized in that: An upper groove (231) opening forward and upward is provided at the upper end of the blocking plate (23), and a contact plate group (232) electrically connected to the electrical seat (11) is provided in the upper groove (231); A contact plate group (233) electrically connected to the elastic contact point group (213) is provided flush with the rear end of the blocking plate (23), and inner magnetic steels (234) are provided on the left and right sides of the contact plate group (233), respectively, and the inner magnetic steels (234) are magnetically attracted and connected to the outer magnetic steels (214); The lower end of the blocking plate (23) is provided with a lower groove (235) which is open forward and downward, the front part of the lower groove (235) is provided with a convex plate (236) which is used to engage the clamping ear (205), and the rear part of the lower groove (235) is provided with a receiving groove (237) which is concave, and the receiving groove (237) is provided with an elastic clamping plate (238).

7. The USB interface blocking alarm device according to claim 6, characterized in that: The latch (205) is arranged at the front end of the translation plate (204); The lower sliding lugs (206) are provided in plurality along the front-to-back direction and are slidably connected to the upper top surface of the lower groove (235).

8. The USB interface blocking alarm device according to claim 6, characterized in that: The through slot group (202) is provided with a plurality of slots along the front-to-back direction, and is provided with sliding ears (206) passing through and sliding down respectively.

9. The USB interface blocking alarm device according to claim 6, characterized in that: The inner magnetic steels (234) on the left and right sides have opposite polarities, and at the same time, the outer magnetic steels (214) on the left and right sides have opposite polarities.

10. The USB interface blocking alarm device according to claim 6, characterized in that: The elastic clamping plate (238) is arranged in an inclined shape with a lower front and a higher rear, and is provided with a clamping tooth at the end, the clamping tooth being clamped with the installation frame (10) at the rear end of the elastic clamping ear (12).

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