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CN-224233704-U - Network safety isolation device

CN224233704UCN 224233704 UCN224233704 UCN 224233704UCN-224233704-U

Abstract

The utility model belongs to the technical field of network safety, and discloses a network safety isolation device which comprises a sealing shell provided with an electromagnetic shielding layer, wherein the sealing shell is composed of a sealing substrate and a sealing cover, the sealing cover is detachably arranged on the sealing substrate, sliding rails are symmetrically arranged on the upper wall and the lower wall of an inner cavity of the sealing substrate, a movable partition driven by a linear actuating mechanism is arranged in the sliding rails, an insulating isolation sheet is arranged on the movable partition, an optical path node is arranged in the sealing substrate, the optical path node is provided with a breaking groove which can be physically broken through the insulating isolation sheet, the insulating isolation sheet and the central axis of the optical path node are positioned on the same horizontal plane, clamping gaps are symmetrically arranged at the opening of the sealing substrate, elastic cards which are symmetrically arranged at the two ends of the inner side of the sealing cover and correspond to the clamping gaps, and the elastic cards are elastically clamped in the clamping gaps. The utility model can not only automatically and physically cut off the light path, but also meet the requirement of real-time switching.

Inventors

  • ZHANG JINGJING
  • SHI YUXIN
  • HUANG WANWEI
  • YIN ZHILEI
  • WANG BO

Assignees

  • 郑州轻工业大学
  • 郑州轻大慧联光电研究院有限公司

Dates

Publication Date
20260512
Application Date
20250428

Claims (7)

  1. 1. The network safety isolation device is characterized by comprising a sealing shell provided with an electromagnetic shielding layer, wherein the sealing shell consists of a sealing substrate (1) and a sealing cover (2), the sealing cover (2) is detachably arranged on the sealing substrate (1), sliding rails are symmetrically arranged on the upper wall and the lower wall of an inner cavity of the sealing substrate (1), a movable partition plate (3) driven by a linear actuating mechanism is arranged in the sliding rails, and an insulating isolation sheet (8) is arranged on the movable partition plate (3); The sealing substrate (1) is internally provided with a light path node (9), the light path node (9) is provided with a breaking groove (901) which can be physically broken by the insulating isolation sheet (8), and the insulating isolation sheet (8) and the central axis of the light path node (9) are positioned on the same horizontal plane.
  2. 2. The network security isolation device according to claim 1, wherein the opening of the sealing substrate (1) is symmetrically provided with clamping notches (101), two ends of the inner side of the sealing cover (2) are symmetrically provided with elastic cards (201) corresponding to the clamping notches (101), the elastic cards (201) are elastically clamped in the clamping notches (101), and the sealing cover (2) is detachably mounted on the sealing substrate (1) through the elastic cards (201) and the clamping notches (101).
  3. 3. The network security isolation device of claim 1, wherein the sliding rail is composed of a sliding groove (102) which is symmetrically arranged and a sliding rod (103) which is arranged in the sliding groove (102), two ends of the movable partition plate (3) are slidably arranged in the sliding groove (102), and the sliding rod (103) penetrates through the movable partition plate (3).
  4. 4. The network security isolation device of claim 1, wherein the linear actuator comprises a stepper motor (4), a supporting fixed seat (5) is mounted on the sealing base body (1), the stepper motor (4) is mounted on the supporting fixed seat (5), a screw rod (6) is vertically and rotatably mounted in the sealing base body (1), one end of the screw rod (6) is in transmission connection with an output shaft of the stepper motor (4), a connecting column (7) is mounted on the outer surface of the screw rod (6), and the connecting column (7) is mounted on the movable partition plate (3).
  5. 5. The network security isolation device of claim 4, wherein the engagement post (7) is internally provided with a threaded hole corresponding to the screw rod (6), the threaded hole is in threaded fit with the outer surface of the screw rod (6), and the engagement post (7) is installed on the screw rod (6) through threaded fit of the threaded hole.
  6. 6. The network security isolation device of claim 1, wherein the thickness and the size of the insulating isolation sheet (8) are matched with the thickness and the size of the inner cavity of the circuit breaking groove (901).
  7. 7. The network security isolation device of claim 1, wherein the insulating spacers (8) are made of polycarbonate material.

Description

Network safety isolation device Technical Field The utility model relates to the technical field of network security, in particular to a network security isolation device. Background Network security refers to that hardware, software and data in a network system are protected, the system is not damaged, changed and leaked due to accidental or malicious reasons, the system continuously and reliably operates normally, and network service is not interrupted. The current network security isolation technology mainly relies on a firewall, a gatekeeper or a protocol conversion device at a software level, and has the risk of being bypassed by advanced network attacks (such as zero-day loopholes and logic bypasses), and the traditional physical isolation scheme (such as manual plugging of a gatekeeper) has high security, but is complex in operation and cannot meet the real-time switching requirement, so that the network security isolation device is proposed. Disclosure of utility model The present inventors have conducted intensive studies to overcome the above-mentioned drawbacks of the prior art, and have completed the present utility model after a great deal of creative effort. Specifically, the utility model aims to solve the technical problems that the operation is complicated and the real-time switching requirement cannot be met by adopting a manual network cable plugging mode at present. In order to solve the technical problems, the utility model provides the following technical scheme: The utility model provides a network safety isolating device, includes the sealed casing that is equipped with electromagnetic shield layer, sealed casing comprises sealed base member and sealed lid, and sealed lid demountable installation is on sealed base member, the inner chamber upper and lower two walls symmetry of sealed base member are provided with the slide rail, install the movable partition board that passes through the linear actuating mechanism drive in the slide rail, install insulating spacer on the movable partition board; The sealing substrate is internally provided with a light path node, the light path node is provided with a breaking groove which can be physically broken by the insulating isolation sheet, and the insulating isolation sheet and the central axis of the light path node are positioned on the same horizontal plane. As an improved technical scheme, clamping gaps are symmetrically formed in the opening of the sealing substrate, elastic cards corresponding to the clamping gaps are symmetrically arranged at two ends of the inner side of the sealing cover, the elastic cards are elastically clamped in the clamping gaps, and the sealing cover is detachably mounted on the sealing substrate through the elastic cards and the clamping gaps. As an improved technical scheme, the sliding rail is composed of sliding grooves which are symmetrically arranged and sliding rods which are arranged in the sliding grooves, two ends of the movable partition board are slidably arranged in the sliding grooves, and the sliding rods penetrate through the movable partition board. As an improved technical scheme, the linear actuating mechanism comprises a stepping motor, a supporting fixing seat is arranged on a sealing substrate, the stepping motor is arranged on the supporting fixing seat, a screw rod is vertically and rotationally arranged in the sealing substrate, one end of the screw rod is in transmission connection with an output shaft of the stepping motor, a connecting column is arranged on the outer surface of the screw rod, and the connecting column is arranged on the movable partition plate. As an improved technical scheme, the inside of the connecting column is provided with a threaded hole corresponding to the screw rod, the threaded hole is matched with the external surface thread of the screw rod, and the connecting column is installed on the screw rod in a threaded fit manner through the threaded hole. As an improved technical scheme, the thickness and the size of the insulating spacer are matched with the thickness and the size of the inner cavity of the circuit breaking groove. As an improved technical scheme, the insulating spacer is made of polycarbonate material. After the technical scheme is adopted, the utility model has the beneficial effects that: 1. According to the utility model, the stepping motor is started and rotates positively, the output shaft of the stepping motor drives the screw rod to rotate, the screw rod drives the connecting column to move along the outer surface of the screw rod in a threaded manner, the connecting column drives the movable partition plate to move along the length direction of the sliding rail, the movable partition plate drives the insulating partition plate to move in a direction close to a light path node until the insulating partition plate is inserted into the breaking groove to physically cut off a light path, and during the period, the movable partition plate