A file security storage device and operating method

Abstract

The application relates to the technical field of file storage equipment, in particular to a file safe storage device and an operating method, which comprises a mobile hard disk, the mobile hard disk is slidingly installed in a hard disk box, one side of the hard disk box is provided with a plug-in plate, the other side of the hard disk box is abutted with an anti-falling cover, slots are formed in the two sides of the anti-falling cover, the slots are slidably connected with one end of plug-in blocks, the other end of the plug-in blocks is provided with a transmission assembly, the transmission assembly comprises a first connecting plate, a second connecting plate and a third connecting plate, one side of the third connecting plate is rotationally connected with a connecting block, the connecting block is fixedly sleeved at the top of a sliding rod, and the bottom of the sliding rod is slidingly sleeved in a fixed block; one end of the hard disk box is plugged with the plug-in plate, so that the falling of the mobile hard disk is preliminarily prevented; the anti-falling cover is buckled on one side of the hard disk box, so that the falling of the mobile hard disk is further prevented; the plug-in blocks are plugged into the slots, so that the anti-falling cover is limited and fixed, and the anti-falling cover is further prevented from loosening, so that the mobile hard disk is also prevented from falling due to vibration after being plugged.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of file storage equipment, in particular to a file safe storage equipment and operation method. BACKGROUND

[0002] File storage refers to the process of saving data in the form of files in a computer system or other storage devices. File storage is a common data storage method for storing and organizing various types of data, including text, images, audio, video, etc. Mobile hard disk is a common storage device.

[0003] In the prior art, the existing file safe storage equipment does not have a further anti-falling structure for the hard disk. Generally, the hard disk is plugged into the storage device, and the storage device is easily loosened from the plug-in part of the storage device after being shaken, reducing the safety of the hard disk.

[0004] Therefore, the present application provides a file safe storage equipment and operation method to solve the problem that the existing file safe storage equipment does not have a further anti-falling structure for the hard disk. It can further prevent the hard disk from falling due to vibration after being plugged into the storage device. SUMMARY

[0005] The present application aims to provide a file safe storage equipment and operation method to solve the problem of the existing file safe storage equipment not having a further anti-falling structure for the hard disk. It can further prevent the hard disk from falling due to vibration after being plugged into the storage device.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a file safe storage equipment and operation method, comprising: a mobile hard disk, the mobile hard disk is slidably installed in the hard disk box along the front-rear direction, the rear side of the hard disk box is internally provided with a plug-in plate, and the front side of the hard disk box is abutted with a anti-falling cover.

[0007] The anti-falling cover is provided with a slot on both sides, the slot is slidably plugged with one end of the plug-in block, the other end of the plug-in block is provided with a transmission assembly, and the transmission assembly comprises a first connecting plate, a second connecting plate and a third connecting plate.

[0008] One side of the third connecting plate is rotatably connected with a connecting block, the connecting block is fixedly sleeved on the top of a sliding rod, the bottom of the sliding rod is slidably sleeved in a fixed block, the inside of the fixed block is fixedly connected with one end of a reset spring, the other end of the reset spring is fixedly connected with a limiting ring, the limiting ring is fixedly sleeved in the sliding rod, and the fixed block is fixedly installed on both sides of the hard disk box.

[0009] Preferably, the anti-falling cover is fixedly connected with a sealing strip on the side abutting with the hard disk box, and the sealing strip is slidably plugged into the groove formed in the corresponding position of the hard disk box.

[0010] Preferably, the hard disk box is fixedly connected with the fixing block through the fixing rod, the fixing block is provided with a cavity, the limiting ring is slidingly installed in the cavity, and the reset spring is fixedly connected between the inner wall of the cavity and the limiting ring.

[0011] Preferably, the cavity is provided with a limiting hole, the limiting hole penetrates the fixing block, the slide rod is slidingly connected with the limiting hole, one end of the slide rod is fixedly connected with the connecting block, the other end of the slide rod is fixedly connected with the pull ring, the slide rod is provided with a fixed seat on one side, and one end of the fixed seat is fixedly connected with the fixing block.

[0012] Preferably, the other end of the fixed seat is rotatably connected with one end of the first connecting plate through a large pin shaft, the other end of the first connecting plate is rotatably connected with the plug block through a large pin shaft, and the middle part of the first connecting plate is rotatably connected with one end of the second connecting plate through a small pin shaft.

[0013] Preferably, the other end of the second connecting plate is rotatably connected with one side of the connecting block through a small pin shaft, the other side of the connecting block is rotatably connected with one end of the third connecting plate through a small pin shaft, and the other end of the third connecting plate is rotatably connected with the plug block through a pin shaft.

[0014] Preferably, the plug plate is fixedly installed in the hard disk box, one side of the plug plate is slidingly plugged with the mobile hard disk, the other side of the plug plate is electrically connected with the external connecting plate through a wire, and the external connecting plate is fixedly installed on the outer side wall of the hard disk box.

[0015] Preferably, one side of the external connecting plate is provided with an L-shaped frame, one end of the L-shaped frame is fixedly connected with the hard disk box, the other end of the L-shaped frame is fixedly connected with a limiting block, the limiting block is rotatably connected with one side of a wire clamping plate through a connecting pin, and the other side of the wire clamping plate is rotatably connected with one end of an arc-shaped rod through a connecting pin.

[0016] Preferably, the other end of the arc-shaped rod is rotatably connected with a moving block through a connecting pin, the moving block is fixedly installed with a limiting bearing, the inner ring of the limiting bearing is fixedly sleeved with one end of an adjusting rod, the other end of the adjusting rod is threadedly sleeved in a connecting sleeve, and the connecting sleeve is fixedly installed on the L-shaped frame.

[0017] An operation method of a file safe storage device, comprising the following operation steps:

[0018] S1, first, pull the pull ring away from the groove, so that the slide rod drives the limiting ring to compress the reset spring, at this time, the mobile hard disk is slidingly installed in the hard disk box, and the end of the mobile hard disk is plugged on the plug plate in the hard disk box, thereby preliminarily preventing the mobile hard disk from falling off.

[0019] S2, then, the anti-falling cover is fixedly connected with the sealing strip and plugged in the groove provided in the corresponding position of the hard disk box, thereby further preventing the mobile hard disk from falling off.

[0020] S3, then, loosen the pull ring, under the reverse elastic force of the reset spring, push the limiting ring movement, the limiting ring drives the slide rod to move under the limiting hole limit to the direction of approaching the groove.

[0021] S4, finally, the slide rod drives the connecting block to move, the connecting block drives the plug-in block to plug into the slot under the cooperation of the first connecting plate, the second connecting plate, the third connecting plate and the fixed seat, thereby limiting and fixing the anti-falling cover, thereby further preventing the mobile hard disk from falling.

[0022] Compared with the prior art, the beneficial effects of the present application are:

[0023] 1. The mobile hard disk is inserted into the hard disk box, one end of the hard disk box is inserted with the plug-in plate, thereby preliminarily preventing the mobile hard disk from falling, and the anti-falling cover is buckled on one side of the hard disk box, thereby further preventing the mobile hard disk from falling. At this time, loosen the slide rod, under the reverse elastic force of the reset spring, make the limiting ring drive the slide rod to move towards the anti-falling cover, thereby driving the connecting block to move synchronously, the connecting block drives the plug-in block to plug into the slot under the cooperation of the first connecting plate, the second connecting plate and the third connecting plate, thereby limiting and fixing the anti-falling cover, thereby further preventing the anti-falling cover from loosening, thereby also avoiding the mobile hard disk from falling due to vibration after being inserted into the storage device. Further solve the problem that the existing file safe storage device does not have a structure for further preventing the mobile hard disk from falling after being inserted into the storage device.

[0024] 2. The data line and the plug-in end of the external plate are clamped and fixed by the clamping plate, thereby avoiding the data line from being disconnected from the external plate during use, thereby affecting data transmission. At the same time, it also avoids the data line and the external plate connection from loosening due to pulling, thereby causing the hard disk box to collide with other objects, resulting in unstable connection of the mobile hard disk and the hard disk box, thereby causing it to fall. Further solve the problem that the existing file safe storage device does not have a structure for further preventing the mobile hard disk from falling after being inserted into the storage device. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0026] Figure 2 It is a schematic diagram of the overall structure of the present application;

[0027] Figure 3 It is a schematic diagram of the internal structure of the present application;

[0028] Figure 4 It is a schematic diagram of the internal structure of the present application;

[0029] Figure 5 It is a schematic diagram of the internal structure of the present application;Figure 4 Structure enlarged schematic view at middle A;

[0030] Figure 6 It is the top view schematic view of internal structure of the application.

[0031] In the figure: 1, mobile hard disk; 2, hard disk box; 3, plug-in board; 4, anti-extraction cover; 5, slot; 6, plug; 7, transmission assembly; 8, first connecting plate; 9, second connecting plate; 10, third connecting plate; 11, connecting block; 12, slide rod; 13, fixed block; 14, return spring; 15, limiting ring; 16, sealing strip; 17, groove; 18, fixed rod; 19, cavity; 20, limiting hole; 21, pull ring; 22, fixed seat; 23, wire; 24, external plate; 25, L-shaped frame; 26, limiting block; 27, wire clamping plate; 28, arc-shaped rod; 29, moving block; 30, limiting bearing; 31, adjusting rod; 32, connecting sleeve; 33, ventilation hole; 34, miniature cooling fan; 35, dust screen plate; 36, controller. DETAILED DESCRIPTION

[0032] In order to make the purpose, technical scheme of the application clear, complete and the advantages more clear and obvious, the embodiments of the application are further described in detail below with reference to the drawings. It should be understood that the specific embodiments described here are part of the embodiments of the application, not all the embodiments, only to explain the embodiments of the application, and not to limit the embodiments of the application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the application.

[0033] Embodiment one: please refer to Figures 1 to 6 The application provides a technical scheme: a file safe storage device and operation method, comprising: mobile hard disk 1, mobile hard disk 1 is installed in hard disk box 2 along the front and back direction, plug-in board 3 is arranged inside the rear side of hard disk box 2, the front side of hard disk box 2 is abutted with anti-extraction cover 4, slot 5 is formed on the left and right sides of the outer wall of anti-extraction cover 4, one end of slot 5 is slidably connected with plug 6, the other end of plug 6 is provided with transmission assembly 7, transmission assembly 7 comprises first connecting plate 8, second connecting plate 9 and third connecting plate 10, one side of third connecting plate 10 is rotatably connected with connecting block 11, connecting block 11 is fixedly sleeved on the top of slide rod 12, slide rod 12 is slidably sleeved in fixed block 13, one end of fixed block 13 is fixedly connected with return spring 14, the other end of return spring 14 is fixedly connected with limiting ring 15, limiting ring 15 is fixedly sleeved in slide rod 12, and fixed block 13 is fixedly installed on the two sides of hard disk box 2.

[0034] By pulling the slide bar 12 to the direction far away from the docking board 3, the slide bar 12 drives the limiting ring 15 to move, so that the limiting ring 15 compresses the return spring 14, and at the same time, the slide bar 12 drives the connecting block 11 to move synchronously, under the cooperation of the transmission assembly 7, the connecting block 11 drives the plug block 6 to move to the direction far away from the hard disk box 2, at this time, the mobile hard disk 1 is inserted into the hard disk box 2, so that one end of the hard disk box 2 is docked with the docking board 3, thereby preliminarily preventing the mobile hard disk 1 from falling, and then the anti-dropping cover 4 is buckled on one side of the hard disk box 2, thereby further preventing the mobile hard disk 1 from falling, at this time, the slide bar 12 is loosened, under the reverse elastic force of the return spring 14, the limiting ring 15 drives the slide bar 12 to move to the direction close to the anti-dropping cover 4, thereby driving the connecting block 11 to move synchronously, under the cooperation of the first connecting plate 8, the second connecting plate 9 and the third connecting plate 10, the connecting block 11 drives the plug block 6 to be inserted into the slot 5, thereby limiting and fixing the anti-dropping cover 4, and further preventing the anti-dropping cover 4 from being loosened, thereby avoiding the mobile hard disk 1 from falling due to vibration after being inserted, and further solving the problem that the existing file safe storage device does not have a structure for further preventing the mobile hard disk 1 from falling due to vibration after being inserted, and further preventing the mobile hard disk 1 from falling due to vibration after being inserted.

[0035] The second embodiment is based on the first embodiment, the anti-escape cover 4 is fixedly connected with the sealing strip 16 on one side abutting with the hard disk box 2, the sealing strip 16 is slidably inserted into the groove 17 corresponding to the position of the hard disk box 2, the anti-escape cover 4 and the hard disk box 2 are sealed through the cooperation of the sealing strip 16 and the groove 17, thereby avoiding impurities from entering the hard disk box 2, the hard disk box 2 and the fixed block 13 are fixedly connected through the fixed rod 18, the fixed block 13 is provided with the cavity 19, the limiting ring 15 is slidably installed in the cavity 19, the reset spring 14 is fixedly connected between the inner wall of the cavity 19 and the limiting ring 15, the fixed rod 18 fixes the fixed block 13, the fixed block 13 is provided with two fixed blocks 13 and is symmetrically arranged on both sides of the hard disk box 2, the cavity 19 provided in the fixed block 13 is in a cylindrical shape, and the inner wall of the cavity 19 and the outer ring surface of the limiting ring 15 are slidably connected, the limiting hole 20 is provided in the cavity 19 and penetrates the fixed block 13, the slide rod 12 and the limiting hole 20 are slidably connected, one end of the slide rod 12 is fixedly connected with the connecting block 11, the other end of the slide rod 12 is fixedly connected with the pull ring 21, the slide rod 12 is provided with the fixed seat 22 on one side, one end of the fixed seat 22 is fixedly connected with the fixed block 13, the limiting hole 20 is provided on the fixed block 13 and penetrates the fixed block 13, the limiting hole 20 limits the slide rod 12, one end of the slide rod 12 is pulled through the pull ring 21, the other end of the slide rod 12 is fixedly provided with the connecting block 11, the other end of the fixed seat 22 is rotatably connected with one end of the first connecting plate 8 through the large pin shaft, the other end of the first connecting plate 8 is rotatably connected with the plug block 6 through the large pin shaft, the middle part of the first connecting plate 8 is rotatably connected with one end of the second connecting plate 9 through the small pin shaft, the fixed seat 22 is arranged on one side of the slide rod 12 and is fixedly connected with the fixed block 13, the other end of the second connecting plate 9 is rotatably connected with one side of the connecting block 11 through the small pin shaft, the other side of the connecting block 11 is rotatably connected with one end of the third connecting plate 10 through the small pin shaft, the other end of the third connecting plate 10 is rotatably connected with the plug block 6 through the pin shaft.

[0036] First, by pulling the pull ring 21 to the direction of far close to the plug-in plate 3, the pull ring 21 thus drives the slide rod 12 movement, the slide rod 12 drives the limiting ring 15 movement in the cavity 19 sliding, makes the limiting ring 15 compression reset spring 14, at the same time, the slide rod 12 drives the connecting block 11 synchronous movement, the connecting block 11 thus drives the third connecting plate 10, the second connecting plate 9 one end movement through the pin shaft, the other end of the third connecting plate 10 drives the plug block 6 to the direction of far away from the hard disk box 2 movement through the small pin shaft, the other end of the second connecting plate 9 drives the first connecting plate 8 movement through the pin shaft, makes the first connecting plate 8 one end through the fixed seat 22 and the cooperation of the large pin shaft makes the first connecting plate 8 rotate to the direction of far away from the hard disk box 2, thus the other end of the first connecting plate 8 drives the plug block 6 movement, further makes the plug block 6 in the two sides of the hard disk box 2, at this time, the mobile hard disk 1 is inserted into the hard disk box 2, makes the one end of the hard disk box 2 and the plug-in plate 3 plug-in, thus preliminarily prevents the drop of the mobile hard disk 1, then the anti-drop cover 4 is buckled on one side of the hard disk box 2, thus further prevents the drop of the mobile hard disk 1, at the same time, through the cooperation of the groove 17 and the sealing strip 16, thus increases the sealing effect between the hard disk box 2 and the anti-drop cover 4, avoids the external dust into the hard disk box 2, affects the service life of the mobile hard disk 1, at this time, the pull ring 21 is loosened, under the action of the reverse elastic force of the reset spring 14, the limiting ring 15 drives the slide rod 12 to the direction of close to the anti-drop cover 4 movement, thus drives the connecting block 11 synchronous movement, the connecting block 11 drives the plug block 6 into the plug-in slot 5 through the cooperation of the first connecting plate 8, the second connecting plate 9, the third connecting plate 10 and the fixed seat 22, thus limits and fixes the anti-drop cover 4, further prevents the anti-drop cover 4 from loosening, thus also avoids the mobile hard disk 1 from falling due to vibration after being plugged in, further solves the problem that the existing file safe storage equipment does not have the structure of further preventing the drop of the mobile hard disk 1, can further prevent the drop of the mobile hard disk 1 due to vibration after being plugged in the storage equipment.

[0037] The plug-in board 3 is fixedly installed in the hard disk box 2, one side of the plug-in board 3 is slidably connected with the mobile hard disk 1, the other side of the plug-in board 3 is electrically connected with the external plate 24 through the wire 23, the external plate 24 is fixedly installed on the outer wall of the hard disk box 2, the plug-in board 3 is fixedly installed on the inner wall of the hard disk box 2, the external plate 24 is fixedly installed on the outer wall of the hard disk box 2 at a position corresponding to the plug-in board 3, the plug-in board 3 is electrically connected with the hard disk box 2 through the wire 23, so that data transmission is facilitated, one side of the external plate 24 is provided with an L-shaped frame 25, one end of the L-shaped frame 25 is fixedly connected with the hard disk box 2, the other end of the L-shaped frame 25 is fixedly connected with a limiting block 26, the limiting block 26 is rotatably connected with one side of a clamping plate 27 through a connecting pin, the other side of the clamping plate 27 is rotatably connected with one end of an arc-shaped rod 28 through a connecting pin, the L-shaped frame 25 is fixedly installed on the outer wall of the hard disk box 2, the other end of the arc-shaped rod 28 is rotatably connected with a moving block 29 through a connecting pin, a limiting bearing 30 is fixedly installed in the moving block 29, one end of an adjusting rod 31 is fixedly sleeved on the inner ring of the limiting bearing 30, the other end of the adjusting rod 31 is threadedly sleeved in a connecting sleeve 32, the connecting sleeve 32 is fixedly installed on the L-shaped frame 25, the moving block 29 is slidably installed in the L-shaped frame 25, the limiting bearing 30 is fixedly installed in the moving block 29 and is installed in a mode that the inner ring is rotatable and the outer ring is fixed, the adjusting rod 31 is fixedly sleeved on part of the limiting bearing 30 and is a light rod, the rest part of the adjusting rod 31 is provided with external threads, so that the adjusting rod 31 is threadedly connected with the connecting sleeve 32.

[0038] The external plate 24 is electrically connected with the plug-in board 3 through the wire 23, so that the mobile hard disk 1 can be used for file data storage under the connection of the plug-in board 3 through the connection of the external plate 24 and the data line, when the data line is connected with the external plate 24, the adjusting rod 31 is twisted, the adjusting rod 31 is connected with the connecting sleeve 32 through threads, so that the adjusting rod 31 moves towards the limiting block 26, the moving block 29 is synchronously moved under the limiting connection of the limiting bearing 30, the moving block 29 slides in the L-shaped frame 25, one end of the arc-shaped rod 28 is moved under the rotary connection of the connecting pin, the other end of the arc-shaped rod 28 drives the clamping plate 27 to move under the connection of the connecting pin, the clamping plate 27 rotates on the limiting block 26 under the limiting of the connecting pin, the two clamping plates 27 rotate towards each other, so that the data line and the external plate 24 are clamped and fixed through the clamping plate 27, so that the data line is not disconnected from the external plate 24 in the using process, the transmission of data is not affected, the data line and the external plate 24 are not disconnected due to the pulling of the data line, the hard disk box 2 is not knocked against other objects, the connection between the mobile hard disk 1 and the hard disk box 2 is not unstable, the mobile hard disk 1 is not dropped, the problem that the existing file safe storage equipment does not have a structure for further preventing the mobile hard disk 1 from falling is solved, the mobile hard disk 1 is further prevented from falling due to vibration after being connected with the storage equipment.

[0039] In the fourth embodiment, the hard disk box 2 is provided with the ventilation holes 33 on the side wall of the fixing rod 18, the micro cooling fans 34 are fixed on one side of the ventilation holes 33, the micro cooling fans 34 are symmetrically arranged about the center plane of the hard disk box 2, the dust screen 35 is arranged on one side of the micro cooling fans 34, the dust screen 35 is fixed in the side wall of the hard disk box 2, the controller 36 is fixed on one side of the side wall of the hard disk box 2, and the controller 36 is electrically connected with the micro cooling fans 34.

[0040] In the data transmission process, the mobile hard disk 1 generates heat, the hard disk box 2 is cooled through the ventilation holes 33, the air flow in and out of the hard disk box 2 is accelerated through the micro cooling fans 34 started by pressing the controller 36 in the cooling process, so as to improve the cooling efficiency and effect, and the mobile hard disk 1 is cooled, and the dust screen 35 is arranged to avoid the entry of external dust in the cooling process, so as to avoid affecting the service life of the mobile hard disk 1.

[0041] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A file security storage device comprising a mobile hard disk (1), characterized in that: The mobile hard disk (1) is slidingly installed in the hard disk box (2) along the front-rear direction, the rear side of the hard disk box (2) is internally provided with a plug-in board (3), and the front side of the hard disk box (2) abuts against a anti-dropping cover (4); The anti-dropping cover (4) is provided with a slot (5) on the left and right sides of the outer wall, the slot (5) is slidingly connected with one end of a plug-in block (6), the other end of the plug-in block (6) is provided with a transmission assembly (7), and the transmission assembly (7) comprises a first connecting plate (8), a second connecting plate (9) and a third connecting plate (10). One side of the third connecting plate (10) is rotatably connected with a connecting block (11), the connecting block (11) is fixedly sleeved on the top of a sliding rod (12), the bottom of the sliding rod (12) is slidingly sleeved in a fixed block (13), one end of a reset spring (14) is fixedly connected with the inside of the fixed block (13), the other end of the reset spring (14) is fixedly connected with a limiting ring (15), the limiting ring (15) is fixedly sleeved in the sliding rod (12), and the fixed block (13) is fixedly installed on the two sides of the hard disk box (2).

2. A file security storage device according to claim 1, wherein: The anti-dropping cover (4) is fixedly connected with a sealing strip (16) on the side abutting against the hard disk box (2), and the sealing strip (16) is slidingly connected with a groove (17) formed in the corresponding position of the hard disk box (2).

3. A file security storage device according to claim 2, wherein: The hard disk box (2) and the fixed block (13) are fixedly connected through a fixed rod (18), the fixed block (13) is provided with a cavity (19), and the limiting ring (15) is slidingly installed in the cavity (19).

4. A file security storage device according to claim 3, wherein: The cavity (19) is provided with a limiting hole (20) penetrating through the fixed block (13), the sliding rod (12) is slidingly connected between the limiting hole (20), one end of the sliding rod (12) is fixedly connected with the connecting block (11), the other end of the sliding rod (12) is fixedly connected with a pull ring (21), and the sliding rod (12) is provided with a fixed seat (22) on one side.

5. A file security storage device according to claim 4, wherein: The other end of the fixed seat (22) is rotatably connected with one end of the first connecting plate (8) through a large pin shaft, the other end of the first connecting plate (8) is rotatably connected with the plug-in block (6) through a large pin shaft, and the middle of the first connecting plate (8) is rotatably connected with one end of the second connecting plate (9) through a small pin shaft.

6. A file security storage device according to claim 5, wherein: The other end of the second connecting plate (9) is rotatably connected with one side of the connecting block (11) through a small pin shaft, the other side of the connecting block (11) is rotatably connected with one end of the third connecting plate (10) through a small pin shaft, and the other end of the third connecting plate (10) is rotatably connected with the plug-in block (6) through a pin shaft.

7. The secure file storage device of claim 1, wherein: The plug-in board (3) is fixedly installed in the hard disk box (2), one side of the plug-in board (3) is slidingly connected with the mobile hard disk (1), the other side of the plug-in board (3) is electrically connected with an external board (24) through a wire (23), and the external board (24) is fixedly installed on the outer wall of the hard disk box (2).

8. A file security storage device according to claim 7, wherein: The outer connecting plate (24) is provided with an L-shaped frame (25) on one side, one end of the L-shaped frame (25) is fixedly connected with the hard disk box (2), the other end of the L-shaped frame (25) is fixedly connected with a limiting block (26), the limiting block (26) is rotatably connected with one side of a wire clamping plate (27) through a connecting pin, the other side of the wire clamping plate (27) is rotatably connected with one end of an arc-shaped rod (28) through a connecting pin.

9. A file security storage device according to claim 8, wherein: The other end of the arc-shaped rod (28) is rotatably connected with a moving block (29) through a connecting pin, the moving block (29) is fixedly provided with a limiting bearing (30) inside, an inner ring of the limiting bearing (30) is fixedly sleeved with one end of an adjusting rod (31), the other end of the adjusting rod (31) is threadedly sleeved in a connecting sleeve (32), and the connecting sleeve (32) is fixedly installed on the L-shaped frame (25).

10. A method of operating a file security storage device according to any one of claims 1-9, characterized by: The method comprises the following steps: S1, first, pull the pull ring (21) away from the groove (17), so that the sliding rod (12) drives the limiting ring (15) to compress the return spring (14), at this time, the mobile hard disk (1) is slidably installed in the hard disk box (2), and at the same time, one end of the mobile hard disk (1) is inserted into the insertion plate (3) in the hard disk box (2), thereby preliminarily preventing it from falling; S2, then, the sealing strip (16) fixedly connected on the anti-falling cover (4) is inserted into the groove (17) opened in the corresponding position of the hard disk box (2), thereby further preventing the mobile hard disk (1) from falling; S3, then, loosen the pull ring (21), under the action of the reverse elastic force of the return spring (14), drive the limiting ring (15) to move, the limiting ring (15) drives the sliding rod (12) to move in the direction of approaching the groove (17) under the limitation of the limiting hole (20); S4, finally, the sliding rod (12) drives the connecting block (11) to move, the connecting block (11) drives the insertion block (6) to be inserted into the insertion slot (5) under the cooperation between the first connecting plate (8), the second connecting plate (9), the third connecting plate (10) and the fixed seat (22), thereby limiting and fixing the anti-falling cover (4), thereby further preventing the mobile hard disk (1) from falling.

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