Data security storage device capable of guaranteeing data security

By setting up a heat dissipation cycle and air conductor mechanism in the outer box of the data security storage device, the data security problem when the equipment is used in a dusty environment is solved, and effective protection of the hard disk and data security are achieved.

CN119993220APending Publication Date: 2025-05-13NINGXIA HUI AUTONOMOUS REGION COMM INDL SVCS CO LTD
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Patent Information

Application Number
CN202411903998.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-23
Publication Date
2025-05-13

AI Technical Summary

Technical Problem

When used in an environment with a lot of dust and not easy to clean, existing data security storage devices are prone to inhalation of dust, resulting in damage to the hard disk and affecting the security of data.

Method used

A data security storage device is designed to enable internal air circulation and filtration by setting up a heat dissipation circulation mechanism and air conduction mechanism in the outer box, isolating external dust and impurities, and ensuring that the hard disk operates in a low-temperature environment.

Benefits of technology

It effectively isolates external dust and impurities, protects the hard disk, ensures data security, and keeps the air temperature low through the cooling mechanism, extending the service life of the hard disk.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention relates to the related technical field of storage equipment, in particular to data security storage equipment capable of guaranteeing data security, which comprises an outer box body with an opening in one side, a first ventilation slot and a second ventilation slot which are communicated with each other inside and outside are respectively formed in the top and two sides of the outer box body, and an inner box body is arranged in the outer box body; the interior of the inner box body is communicated with the interior of the outer box body, and the inner box body is used for placing a hard disk; a heat dissipation circulation mechanism; and the cooling mechanism is used for cooling air flowing through the ventilation slot II in the outer box body. Air in the first cavity is input into the inner box body and then input into the second cavity, air in the second cavity circulates into the first cavity, internal air heat dissipation circulation is formed, heat exchange is conducted on the air in the flowing process through the cooling mechanism, the air is kept at the low temperature all the time, and the heat dissipation efficiency is improved. And the condition that dust and impurities are generated by convection of external air in the outer box body and the inner box body at any time is effectively isolated.
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Description

Technical Field

[0001] The present invention relates to a data security storage device, in particular to a data security storage device capable of ensuring data security, and belongs to the technical field related to storage devices. Background Art

[0002] Data security storage devices are mainly used to protect the security and reliability of data, and are widely used in fields that need to protect sensitive data, such as government, finance, medical care, education, etc. At this stage, the most common data security storage devices are generally hard disk drives or fixed hard disks, which have a high cost performance. When in use, they can be used in combination, and the two can be installed and fixed using a mounting frame. Finally, they are connected to external devices through an interface and data is transmitted.

[0003] In order to ensure the safety of hard disks, several hard disks are generally placed in a sealed box. Several hard disks can be connected and work with external devices through the interface of the box. The box can effectively protect the hard disks, and the box itself is provided with a structure for dissipating the heat generated by the hard disks. The structure generally has heat dissipation holes and a heat dissipation fan on the box. However, when the box is in an environment with a lot of dust and is difficult to clean, and the hard disk is in operation, dust in the air will be sucked into the box and attached to the hard disk itself and the surrounding areas, thereby affecting the use of the hard disk. In particular, when the dust contains iron or magnetic impurities, it will damage the hard disk, thereby affecting the security of the data.

[0004] Therefore, there is an urgent need to improve data security storage devices that can ensure data security in order to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to provide a data security storage device that can ensure data security. The device can install a hard disk storage component in an inner box, and then start a heat dissipation circulation mechanism. The air circulation power mechanism will input the air located inside cavity one into the inner box, and then input it into cavity two, and circulate the air inside cavity two to cavity one through an air duct. At this point, an internal air heat dissipation cycle is formed in the outer box. The cooling mechanism is used to perform heat exchange on the air in the flow process, so that the air is always kept at a low temperature, effectively isolating the external air from generating dust and impurities by convection between the outer box and the inner box at all times, and the air in the cycle can be replaced through the air guide mechanism, thereby preventing the iron or magnetic impurities in the external air from affecting the hard disk in the inner box and ensuring the security of its data.

[0006] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the present invention include: a data security storage device that can ensure data security, comprising: an outer box body with an opening on one side, a ventilation slot 1 and a ventilation slot 2 connected to the inside and outside are respectively opened on the top and both sides of the outer box body, an inner box body is arranged in the outer box body, the interior of the inner box body is connected to the interior of the outer box body, and the inner box body is used to place a hard disk; a heat dissipation circulation mechanism, the heat dissipation circulation mechanism includes a cavity 1 arranged at the position of the ventilation slot 2 on the outer box body, a cavity 2 arranged at the position of the ventilation slot 1, an air duct connecting the cavity 1 with the cavity 2, and an air circulation power mechanism, the air circulation power mechanism is used to drive the air located inside the outer box body and inside the inner box body to circulate in a single direction; a cooling mechanism, the cooling mechanism is used to cool the air flowing through the ventilation slot 2 on the outer box body; an air guide mechanism, the air guide mechanism is located at the top and both sides of the outer box body, and the air inside the outer box body is convectively flowed with the external air through the air guide mechanism.

[0007] Preferably, the air circulation power mechanism includes a heat dissipation fan 2 arranged at the position of the ventilation slot 2 on the outer box body and a heat dissipation fan 1 arranged at the position of the ventilation slot 1 on the outer box body, the output end of the heat dissipation fan 1 faces the interior of the outer box body and is used to introduce external air into the interior of the outer box body, and the output end of the heat dissipation fan 2 faces the outside of the outer box body and is used to export the air inside the outer box body to the outside.

[0008] Preferably, the cooling mechanism includes a plurality of heat sink fins, serpentine tubes connected inside the plurality of heat sink fins, a liquid storage tank connected at the output end of the serpentine tubes, and a pump body connected at the input end of the serpentine tubes, wherein the input end of the pump body is connected to the interior of the liquid storage tank through a water pipe; the plurality of heat sink fins and serpentine tubes are located at the output end of the heat sink fan.

[0009] Preferably, an extension chamber body 1 and an extension chamber body 2 are respectively provided on the top and both sides of the outer box body, a cavity 1 is formed between the extension chamber body 1 and the outer box body, and a cavity 2 is formed between the extension chamber body 2 and the outer box body. The air guide mechanism includes an air guide component 1 and an air guide component 2, the air guide component 1 is located at the position of the extension chamber body 1 and is connected to the cavity 1, and the air guide component 2 is located at the position of the extension chamber body 2 and is connected to the cavity 2.

[0010] Preferably, the air guide component includes a ring plate 1 connected to an extension bin body 1, a slot plate 1 with a slot is fixedly connected inside the ring plate 1, a slot plate 2 with a slot is rotatably connected inside the ring plate 1, and the slot plate 2 is located directly above the slot plate 1, and the slot on the slot plate 2 can be connected or misaligned with the slot on the slot plate 1 by rotating the slot plate 2.

[0011] Preferably, the air guide component also includes a filter element arranged at an end of a ring plate away from an extension chamber body, a motor is provided on the outer box body, one side of the slot plate and the output end of the motor are connected to a pulley, and a rotating belt is jointly sleeved on the two pulleys.

[0012] Preferably, the second air guide component comprises a second ring plate connected to the second extension bin body, a movable part is rotatably connected inside the second ring plate, a plurality of through holes are equidistantly formed on the side wall of the second ring plate around the central axis of the second ring plate, and a second filter element is provided on the through holes, and a threaded rod is connected to the side of the movable part away from the second extension bin body;

[0013] A threaded sleeve is fixedly connected to the ring plate 2, and one end of the threaded rod away from the movable part is threadedly connected to the threaded sleeve. A motor 2 is arranged on the outer box body, and a pulley 2 is connected to the output end of the motor 2 and one end of the threaded rod, and a transmission belt 2 is commonly sleeved on the two pulleys 2.

[0014] Preferably, a dust collection net is movably connected to the second extension bin body, and the dust collection net is located between the output end of the second heat dissipation fan and the input end of the second ring plate, and the dust collection net is connected to the second extension bin body by bolts.

[0015] Preferably, a plurality of placement bins are provided in the inner box body, a sliding mounting frame is slidably connected to the placement bin, a hand-pull groove is provided on one end of the sliding mounting frame close to the opening of the outer box body, the sliding mounting frame is used to install and fix the hard disk, a plurality of semiconductor refrigeration plates are provided on the side wall of the placement bin, the semiconductor refrigeration plates are in movably contact with the side of the movable mounting frame, a movable door is installed at the opening of the outer box body, the movable door is in contact with the sliding mounting frame, two heat dissipation fins are provided on the side surface of one side of the placement bin, and the two heat dissipation fins are in contact with the semiconductor refrigeration plates, a ventilation groove is provided on the other side surface of the placement bin, and the ventilation groove is communicated with the sliding mounting frame.

[0016] Preferably, it also includes a controller and a temperature sensor located inside the inner box, wherein the temperature sensor is used to detect the temperature data inside the inner box and form a temperature signal, the input end of the controller is connected to the output end of the temperature sensor and receives the temperature signal output by the temperature sensor, and after receiving the temperature signal, the controller outputs a control signal at its output end.

[0017] The present invention has at least the following beneficial effects:

[0018] 1. By installing the hard disk storage device in the inner box, and then starting the heat dissipation circulation mechanism, the air circulation power mechanism will input the air inside cavity one into the inner box, and then input it into cavity two, and circulate the air inside cavity two to cavity one through the air duct. At this point, an internal air heat dissipation cycle is formed in the outer box. The cooling mechanism is used to perform heat exchange on the air in the flow process, so that the air is always kept at a low temperature, effectively isolating the external air from the outer box and the inner box from generating dust and impurities by convection at all times. The air in the cycle can be replaced through the air guide mechanism, so as to prevent the iron or magnetic impurities in the external air from affecting the hard disk in the inner box and ensure the security of its data. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0020] Figure 1 A schematic diagram of the three-dimensional structure provided by the present invention;

[0021] Figure 2 The cross section provided by the present invention Figure 1 ;

[0022] Figure 3 The present invention provides Figure 2 The enlarged structural diagram at A in the middle;

[0023] Figure 4 The cross section provided by the present invention Figure 2 ;

[0024] Figure 5 A partial structural schematic diagram provided by the present invention;

[0025] Figure 6 A schematic diagram of the cooling mechanism structure provided by the present invention;

[0026] Figure 7 Schematic diagram of partial structural explosion provided by the present invention Figure 1 ;

[0027] Figure 8 Schematic diagram of partial structural explosion provided by the present invention Figure 2 ;

[0028] Fig. 9 Schematic diagram of partial structural explosion provided by the present invention Figure 3 .

[0029] In the figure, 1, outer box; 2, ventilation slot 1; 3, ventilation slot 2; 4, inner box; 5, cavity 1; 6, cavity 2; 7, air duct; 8, cooling fan 1; 9, cooling fan 2; 10, cooling fin 1; 11, serpentine tube; 12, liquid storage tank; 13, pump body; 14, water duct; 15, extension chamber 1; 16, extension chamber 2; 17, ring plate 1; 18, slot plate 1; 19, slot plate 2; 20, filter element 1; 21, motor 1; 22, belt Wheel 1; 23, rotating belt 1; 24, ring plate 2; 25, through hole; 26, filter element 2; 27, threaded rod; 28, threaded sleeve; 29, pulley 2; 30, transmission belt 2; 301, motor 2; 31, dust collection net; 32, bolt; 33, storage bin; 34, sliding mounting frame; 35, hand-pulled groove; 36, heat sink fin 2; 37, semiconductor cooling plate; 38, movable door; 39, ventilation groove; 40, temperature sensor; 41, controller. DETAILED DESCRIPTION

[0030] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0031] like Figure 1-Figure 9As shown, the data security storage device that can ensure data security provided by this embodiment includes: an outer box body 1 with an opening on one side, a heat dissipation circulation mechanism, a cooling mechanism and an air guide mechanism, the outer box body 1 is respectively provided with a ventilation slot 1 2 and a ventilation slot 2 3 connected inside and outside at the top and both sides, an inner box body 4 is provided in the outer box body 1, the interior of the inner box body 4 is connected with the interior of the outer box body 1, and the inner box body 4 is used to place a hard disk; the heat dissipation circulation mechanism includes a cavity 1 5 arranged at the position of the ventilation slot 2 3 on the outer box body 1, a cavity 2 6 arranged at the position of the ventilation slot 2, an air guide pipe 7 connecting the cavity 1 5 with the cavity 2 6, and an air circulation power mechanism, the air circulation power mechanism is used to drive the air inside the outer box body 1 and the inner box body 4 to circulate in a single direction; the cooling mechanism is used to cool the air flowing through the ventilation slot 2 3 on the outer box body 1; the air guide mechanism is located at the position of the ventilation slot 2 At the top and both sides of the outer box 1, the air inside the outer box 1 is convectively flowed with the external air through the air guide mechanism. When in use, the hard disk storage device is first installed in the inner box 4, and then the heat dissipation circulation mechanism is started. The air circulation power mechanism will input the air located inside the cavity 1 5 into the inner box 4, and then input it into the cavity 2 6, and the air inside the cavity 2 6 is circulated to the cavity 1 5 through the air guide pipe 7. At this point, an internal self-circulation is formed in the outer box 1, and the air flows from the top of the outer box 1 to its both sides, and then flows to the top, forming an air heat dissipation cycle. The cooling mechanism is used to perform heat exchange on the air in the flow process, so that the air is always kept at a low temperature, effectively isolating the external air from the convection between the outer box 1 and the inner box 4 to generate dust and impurities at all times, and the air in the cycle can be replaced through the air guide mechanism.

[0032] It also includes a controller 41 and a temperature sensor 40 located inside the inner box 4. The temperature sensor 40 is used to detect the temperature data inside the inner box 4 and form a temperature signal. The input end of the controller 41 is connected to the output end of the temperature sensor 40 and receives the temperature signal output by the temperature sensor 40. After receiving the temperature signal, the controller 41 outputs a control signal at its output end. The control signal controls the operation of the air guide mechanism to connect the inside and outside of the outer box 1. The controller 41 can also control the opening degree of the air guide mechanism according to the temperature transmitted by the temperature sensor 40, and quickly cool down the inside of the outer box 1 through external air.

[0033] Among them, the air circulation power mechanism includes a heat dissipation fan 29 arranged at the position of the ventilation slot 23 on the outer box body 1 and a heat dissipation fan 18 arranged at the position of the ventilation slot 12 on the outer box body 1. The output end of the heat dissipation fan 18 faces the interior of the outer box body 1 and is used to introduce external air into the interior of the outer box body 1. The output end of the heat dissipation fan 29 faces the outside of the outer box body 1 and is used to export the air inside the outer box body 1 to the outside.

[0034] Furthermore, the cooling mechanism includes a plurality of heat sink fins 10, a serpentine tube 11 connected to the inside of the plurality of heat sink fins 10, a liquid storage tank 12 connected to the output end of the serpentine tube 11, and a pump body 13 connected to the input end of the serpentine tube 11, the input end of the pump body 13 is connected to the inside of the liquid storage tank 12 through a water pipe 14; the plurality of heat sink fins 10 and the serpentine tube 11 are both located at the output end of the heat sink fan 8, coolant flows inside the serpentine tube 11, and the pump body 13 provides power for the flow of the coolant.

[0035] Furthermore, an extension chamber 15 and an extension chamber 2 16 are respectively provided on the top and both sides of the outer box body 1, a cavity 5 is formed between the extension chamber 15 and the outer box body 1, and a cavity 2 6 is formed between the extension chamber 2 16 and the outer box body 1, and the air guide mechanism includes an air guide component 1 and an air guide component 2, the air guide component 1 is located at the position of the extension chamber 15 and is connected to the cavity 1 5, and the air guide component 2 is located at the position of the extension chamber 2 16 and is connected to the cavity 2 6.

[0036] Specifically, the air guide component 1 includes a ring plate 17 connected to the extension warehouse body 15, a slot plate 18 with slots is fixedly connected inside the ring plate 17, a slot plate 2 19 with slots is rotatably connected inside the ring plate 17, and the slot plate 2 19 is located directly above the slot plate 18. By rotating the slot plate 2 19, the slots on the slot plate 2 19 can be connected or misaligned with the slots on the slot plate 18.

[0037] Next, the air guide component 1 also includes a filter element 20 arranged at an end of the ring plate 17 away from the extension chamber body 15, a motor 21 is provided on the outer box body 1, and a pulley 22 is connected to one side of the slot plate 19 and the output end of the motor 21, and a rotating belt 23 is commonly sleeved on the two pulleys 22. The motor 21 controls the slot plate 19 through the two pulleys 22 and the rotating belt 23, so that the slot position on the slot plate 19 can be connected or misaligned with the slot position on the slot plate 18, thereby controlling whether the ring plate 17 is connected or not.

[0038] The second air guide assembly includes a second ring plate 24 connected to the second extension bin body 16, a movable part is rotatably connected inside the second ring plate 24, a plurality of through holes 25 are equidistantly opened on the side wall of the second ring plate 24 around the central axis of the second ring plate 24, and a second filter element 26 is provided on the through hole 25, and a threaded rod 27 is connected to the side of the movable part away from the second extension bin body 16;

[0039] A threaded sleeve 28 is fixedly connected to the ring plate 24, and one end of the threaded rod 27 away from the movable part is threadedly connected to the threaded sleeve 28. A motor 301 is provided on the outer box body 1, and a pulley 29 is connected to the output end of the motor 301 and one end of the threaded rod 27, and a transmission belt 30 is commonly sleeved on the two pulleys 29.

[0040] The motor 1 21 and the motor 2 301 are electrically connected to the controller 41 , respectively. After receiving the temperature signal, the controller 41 outputs a control signal at its output terminal. The control signal controls the operation of the motor 1 21 and the motor 2 301 .

[0041] In order to further ensure the purity of the air inside the outer box body 1, a dust collection net 31 is movably connected to the extended bin body 16. The dust collection net 31 is located between the output end of the cooling fan 9 and the input end of the ring plate 24. The dust collection net 31 is connected to the extended bin body 16 by bolts 32.

[0042] Furthermore, in order to facilitate the installation of the hard disk and the installation structure utilizes heat dissipation, a plurality of placement bins 33 are provided in the inner box body 4, and a sliding mounting frame 34 is slidably connected in the placement bin 33. A hand-pull groove 35 is provided on one end of the sliding mounting frame 34 close to the opening of the outer box body 1. The sliding mounting frame 34 is used to install and fix the hard disk. A plurality of semiconductor cooling plates 37 are provided on the side wall of the placement bin 33, and the semiconductor cooling plates 37 are in movably contact with the side of the movable mounting frame. A movable door 38 is installed at the opening of the outer box body 1, and the movable door 38 is in contact with the sliding mounting frame 34. A second heat dissipation fin 36 is provided on the side surface of one side of the placement bin 33, and the second heat dissipation fin 36 is in contact with the semiconductor cooling plate 37. A ventilation groove 39 is provided on the other side surface of the placement bin 33, and the ventilation groove 39 is connected with the sliding mounting frame 34.

[0043] For example, certain words are used in the specification and claims to refer to specific components. Those skilled in the art should understand that hardware manufacturers may use different terms to refer to the same component. This specification and claims do not use differences in names as a way to distinguish components, but use differences in the functions of components as the criteria for distinction. For example, "including" mentioned throughout the specification and claims is an open term, so it should be interpreted as "including but not limited to". "Approximately" means that within an acceptable error range, those skilled in the art can solve technical problems within a certain error range and basically achieve technical effects.

[0044] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a product or system including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such product or system. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the product or system including the elements.

[0045] The above description shows and describes several preferred embodiments of the present invention, but as mentioned above, it should be understood that the present invention is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the invention concept described herein through the above teachings or the technology or knowledge of the relevant field. Changes and variations made by those skilled in the art do not depart from the spirit and scope of the present invention, and should be within the scope of protection of the claims attached to the present invention.

Claims

1. A data security storage device capable of ensuring data security, characterized in that: include: An outer box (1) having an opening on one side, a first ventilation slot (2) and a second ventilation slot (3) communicating with the inside and outside are respectively provided on the top and both sides of the outer box (1), an inner box (4) is arranged inside the outer box (1), the interior of the inner box (4) is connected with the interior of the outer box (1), and the inner box (4) is used to place a hard disk; A heat dissipation circulation mechanism, the heat dissipation circulation mechanism comprising a cavity one (5) arranged at the position of a ventilation slot two (3) on an outer box (1), a cavity two (6) arranged at the position of a ventilation slot one (2), an air guide pipe (7) connecting the cavity one (5) with the cavity two (6), and an air circulation power mechanism, the air circulation power mechanism being used to drive the air inside the outer box (1) and inside the inner box (4) to circulate in a single direction; A cooling mechanism, the cooling mechanism being used to cool the air flowing through the ventilation slot 2 (3) on the outer box body (1); An air guide mechanism is located at the top and two sides of the outer box body (1), and the air inside the outer box body (1) is convectively flowed with the external air through the air guide mechanism.

2. A data security storage device capable of ensuring data security according to claim 1, characterized in that: The air circulation power mechanism comprises a heat dissipation fan 2 (9) arranged at the position of the ventilation slot 2 (3) on the outer box (1) and a heat dissipation fan 1 (8) arranged at the position of the ventilation slot 1 (2) on the outer box (1), the output end of the heat dissipation fan 1 (8) facing the interior of the outer box (1) and used to introduce external air into the interior of the outer box (1), and the output end of the heat dissipation fan 2 (9) facing the exterior of the outer box (1) and used to guide the air inside the outer box (1) to the outside.

3. A data security storage device capable of ensuring data security according to claim 1, characterized in that: The cooling mechanism comprises a plurality of heat dissipation fins (10), a serpentine tube (11) connected inside the plurality of heat dissipation fins (10), a liquid storage tank (12) connected at the output end of the serpentine tube (11), and a pump body (13) connected at the input end of the serpentine tube (11); the input end of the pump body (13) is connected to the interior of the liquid storage tank (12) through a water conduit (14); the plurality of heat dissipation fins (10) and the serpentine tube (11) are both located at the output end of a heat dissipation fan (8).

4. A data security storage device capable of ensuring data security according to claim 1, characterized in that: The outer box body (1) is provided with an extension chamber body 1 (15) and an extension chamber body 2 (16) at the top and both sides respectively; a cavity 1 (5) is formed between the extension chamber body 1 (15) and the outer box body (1); a cavity 2 (6) is formed between the extension chamber body 2 (16) and the outer box body (1); the air guide mechanism comprises an air guide component 1 and an air guide component 2; the air guide component 1 is located at the position of the extension chamber body 1 (15) and is connected to the cavity 1 (5); the air guide component 2 is located at the position of the extension chamber body 2 (16) and is connected to the cavity 2 (6).

5. A data security storage device capable of ensuring data security according to claim 4, characterized in that: The air guide assembly 1 comprises a ring plate 1 (17) connected to the extension chamber body 1 (15); a slot plate 1 (18) with a slot is fixedly connected to the ring plate 1 (17); a slot plate 2 (19) with a slot is rotatably connected to the ring plate 1 (17); the slot plate 2 (19) is located directly above the slot plate 1 (18); the slot on the slot plate 2 (19) can be connected or misaligned with the slot on the slot plate 1 (18) by rotating the slot plate 2 (19).

6. A data security storage device capable of ensuring data security according to claim 5, characterized in that: The air guide assembly also includes a filter element (20) arranged at an end of the ring plate (17) away from the extension chamber body (15), a motor (21) is arranged on the outer box body (1), one side of the groove plate (19) and the output end of the motor (21) are connected to a pulley (22), and a rotating belt (23) is commonly sleeved on the two pulleys (22).

7. A data security storage device capable of ensuring data security according to claim 4, characterized in that: The second air guide assembly comprises a second ring plate (24) connected to the second extension bin body (16), a movable part is rotatably connected inside the second ring plate (24), a plurality of through holes (25) are equidistantly formed on the side wall of the second ring plate (24) around the central axis of the second ring plate (24), and a second filter element (26) is provided on the through holes (25), and a threaded rod (27) is connected to the side of the movable part away from the second extension bin body (16); The second ring plate (24) is fixedly connected with a threaded sleeve (28), and one end of the threaded rod (27) away from the movable part is threadedly connected with the threaded sleeve (28). The outer box body (1) is provided with a second motor (301), and the output end of the second motor (301) and one end of the threaded rod (27) are both connected with a second pulley (29), and the two second pulleys (29) are jointly sleeved with a second transmission belt (30).

8. A data security storage device capable of ensuring data security according to claim 7, characterized in that: A dust suction net (31) is movably connected to the second extension bin body (16). The dust suction net (31) is located between the output end of the second heat dissipation fan (9) and the input end of the second ring plate (24). The dust suction net (31) is connected to the second extension bin body (16) by bolts (32).

9. The data security storage device capable of ensuring data security according to claim 1, characterized in that: The inner box body (4) is provided with a plurality of storage bins (33), and a sliding mounting frame (34) is slidably connected to the storage bins (33). A hand-pull groove (35) is provided on one end of the sliding mounting frame (34) near the opening of the outer box body (1). The sliding mounting frame (34) is used to install a fixed hard disk. A plurality of semiconductor cooling plates (37) are provided on the side wall of the storage bin (33), and the semiconductor cooling plates (37) are in movably contact with the side of the movable mounting frame. A movable door (38) is installed at the opening of the outer box body (1), and the movable door (38) is in contact with the sliding mounting frame (34). A second heat dissipation fin (36) is provided on one side of the storage bin (33), and the second heat dissipation fin (36) is in contact with the semiconductor cooling plate (37). A ventilation groove (39) is provided on the other side of the storage bin (33), and the ventilation groove (39) is connected with the sliding mounting frame (34).

10. The data security storage device capable of ensuring data security according to claim 1, characterized in that: The invention also comprises a controller (41) and a temperature sensor (40) located inside the inner box (4), wherein the temperature sensor (40) is used to detect temperature data inside the inner box (4) and form a temperature signal, wherein an input end of the controller (41) is connected to an output end of the temperature sensor (40) and receives the temperature signal output by the temperature sensor (40), and after receiving the temperature signal, an output end of the controller (41) outputs a control signal.