CN216086669U - Network security isolation device - Google Patents
Network security isolation device Download PDFInfo
- Publication number
- CN216086669U CN216086669U CN202122543616.1U CN202122543616U CN216086669U CN 216086669 U CN216086669 U CN 216086669U CN 202122543616 U CN202122543616 U CN 202122543616U CN 216086669 U CN216086669 U CN 216086669U
- Authority
- CN
- China
- Prior art keywords
- plug
- docking
- frame
- cover plate
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002955 isolation Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 210000001503 joint Anatomy 0.000 claims description 51
- 238000003032 molecular docking Methods 0.000 claims description 33
- 238000003780 insertion Methods 0.000 claims description 23
- 230000037431 insertion Effects 0.000 claims description 23
- 230000017525 heat dissipation Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 2
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Structure Of Telephone Exchanges (AREA)
Abstract
The utility model relates to the technical field of network security, in particular to a network security isolation device which comprises an isolator and a protective shell, wherein a network interface is uniformly arranged at the front end of the isolator, the isolator is positioned in the protective shell, a plug-in groove is formed in the front end of the protective shell, a connecting joint is arranged in the network interface, and the connecting joint is clamped in the plug-in groove. The utility model can solve the disadvantages of the prior network safety isolation device in use, the prior network safety isolation device in use needs to be provided with a shell for protecting the prior network safety isolation device, and heat emitted by the isolator is accumulated in the shell when the prior network safety isolation device is used for a long time, so that the isolator is heated rapidly, the service life of the prior network safety isolation device is influenced, and the prior network safety isolation device in use finds that malicious data transmission information cannot be processed in time, needs to be controlled manually, and has poor timeliness.
Description
Technical Field
The utility model relates to the technical field of network security, in particular to a network security isolation device.
Background
The network security refers to that the hardware, software and data in the system of the network system are protected, and are not damaged, changed and leaked due to accidental or malicious reasons, the system continuously, reliably and normally operates, and from the perspective of network operation and managers, the operations of accessing, reading and writing and the like of local network information are expected to be protected and controlled, thereby avoiding the threats of virus, illegal access, denial of service, illegal occupation and illegal control of network resources, and preventing and defending the attack of network hackers.
The existing network security isolation device has certain disadvantages when in use, because the outside of the existing network isolation device needs to be provided with a shell for protecting the existing network isolation device, heat emitted by the isolator is gathered in the shell when the existing network security isolation device is used for a long time, so that the isolator can be rapidly heated, the service life of the existing network security isolation device is influenced, and the existing network security isolation device finds that malicious data transmission information cannot be processed in time when in use, needs to be manually controlled, and has poor timeliness.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a network security isolation device, which can solve the above-mentioned problems.
In order to achieve the purpose, the utility model adopts the following technical scheme to realize the purpose: a network safety isolation device comprises an isolator and a protective shell, wherein a network interface is uniformly arranged at the front end of the isolator, the isolator is positioned in the protective shell, an insertion groove is formed in the front end of the protective shell, a connecting joint is arranged in the network interface, and the connecting joint is clamped in the insertion groove;
the protective shell comprises an upper shell and a lower shell, and the upper shell is connected with the lower shell through a bolt;
the upper shell comprises an upper cover plate, the upper cover plate is of a cavity structure, heat dissipation holes communicated with the cavity of the upper cover plate are uniformly formed in the upper end surface and the lower end surface of the upper cover plate, a butt joint inserting frame in a shape like a Chinese character 'hui' is arranged on the lower end surface of the upper cover plate, and upper slots are uniformly formed in the front end of the butt joint inserting frame;
the lower shell comprises a lower cover plate, the lower cover plate is of a cavity structure, heat dissipation holes communicated with the cavity of the lower cover plate are uniformly formed in the upper end surface and the lower end surface of the lower cover plate, an inserting frame in a shape like a Chinese character 'hui' is arranged on the upper end surface of the lower cover plate, and lower slots are uniformly formed in the front end of the inserting frame;
the cavity of the upper cover plate and the cavity of the lower cover plate are filled with heat-dissipating cotton;
the upper slot and the lower slot are matched to form an inserting slot;
preferably, the lower terminal surface of upper portion apron and the up end of lower part apron all are provided with and lean on the pipe, and lean on the axis coincidence of the axis of pipe and louvre, lean on and evenly seted up first gas pocket on the pipe, and lean on to be equipped with cushion rubber on the pipe.
Preferably, the butt joint is inserted and is put up inside and seted up the butt joint cavity, and the butt joint hole has evenly been seted up to the inboard of butt joint cavity, is equipped with the butt joint spring beam in the butt joint cavity, installs on the butt joint spring beam to connect and inserts the frame, connects to insert to be provided with the butt joint pipe on the frame, and the butt joint pipe is located the butt joint downthehole and in butt joint pipe sliding connection, has evenly seted up the second gas pocket on the butt joint pipe, is equipped with on the butt joint pipe and supports and lean on rubber.
Preferably, be provided with four plugboards on the inside end of grafting frame, four the plugboard is the rectangle and distributes in the grafting frame, and the spliced eye has evenly been seted up to the grafting frame inboard, is provided with the grafting spring beam on the inner wall of grafting frame, installs the grafting operation board on the grafting spring beam, is provided with the grafting operation pipe on the grafting operation board, the grafting operation pipe be located in the spliced eye and with spliced eye sliding connection, evenly open on the grafting operation pipe have the third gas pocket, be equipped with on the grafting operation pipe and support tight rubber.
Preferably, the lower end of the butt joint insertion frame is of a triangular structure, and the butt joint insertion frame extrudes the insertion operation plate in the process of inserting the butt joint insertion frame into the insertion frame to enable the insertion operation pipe to extend out of the insertion hole.
Preferably, the plugboard is located at the lower side of the butt joint cavity, the connection plug frame is of a Z-shaped structure, the lower end of the connection plug frame is of a triangular structure, the plugboard is synchronously inserted into the butt joint cavity in the process that the butt joint plug frame is inserted into the plug frame, and the plugboard synchronously extrudes the connection plug frame to enable the butt joint pipe to extend out of the butt joint hole when inserted into the butt joint cavity.
The utility model discloses a safety detection device for a network interface, including the link joint, the link joint is including connecting the casing, the one end of connecting the casing is equipped with the first plug that corresponds with the network interface, first plug is pegged graft in the network socket, be connected with the second plug through the communication cable on the first plug, the second plug sets up in the link joint, the mounting groove has been seted up to the upper end of connecting the casing, be equipped with safety detector on the second plug, safety detector is located the mounting groove, the last warning light that is equipped with of safety detector, be equipped with coupling spring on the second plug, the last third plug that is equipped with of coupling spring, third plug and second plug sliding connection, be equipped with the inserted block on the other end of connecting the casing, the one end of inserted block is equipped with the network socket, the other end of inserted block is equipped with the grafting recess, the lift groove has been seted up to the lower extreme of connecting the casing, the lift inslot is equipped with the crane, the crane is insulating material, be equipped with the lift spring between crane and the link joint casing.
Preferably, the control frame is installed to the front end of lower part casing, and the shifting chute has been seted up to the upper end of control frame, installs electronic slider on the control frame, installs electric putter on the electronic slider, installs the slurcam on the electric putter, and the slurcam slides and sets up in the shifting chute.
The upper cover plate and the lower cover plate are both composed of rectangular frames and flat plates, and the rectangular frames are connected with the flat plates through bolts.
The abutting pipes arranged on the upper cover plate and the lower cover plate designed in the utility model play a role of supporting the isolator in use, so that a gap is formed between the isolator and the upper cover plate and between the isolator and the lower cover plate, heat generated by the isolator in use can be rapidly diffused, the side wall of the isolator is supported at multiple points through the mutual matching between the splicing operation pipe and the butt joint pipe, therefore, the isolator can be prevented from shaking in use, the butt joint connector for the isolator, which is designed by the utility model, drives the lifting frame to move upwards through the matching of the electric sliding block and the electric push rod after malicious data is found, so that the lifting frame is inserted between the third plug and the insertion block, therefore, the corresponding connecting joint and the network socket are in a state of stopping working, the working state of the corresponding network socket can be switched in time, and transmission of malicious data is avoided.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line B-B of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 4 is an enlarged view at X of FIG. 3 of the present invention;
FIG. 5 is an enlarged view at Y of FIG. 3 of the present invention;
FIG. 6 is a schematic plane structure diagram of the control frame, the electric slider, the electric push rod and the push plate of the present invention.
Detailed Description
The embodiments of the utility model will be described in detail below with reference to the drawings, but the utility model can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1-6, a network security isolation device includes an isolator 1 and a protection housing 2, and is characterized in that a network interface is uniformly arranged at the front end of the isolator 1, the isolator 1 is located in the protection housing 2, an insertion groove is formed at the front end of the protection housing 2, a connection joint 3 is arranged in the network interface, the connection joint 3 is clamped in the insertion groove, the protection housing 2 includes an upper housing 21 and a lower housing 22, and the upper housing 21 and the lower housing 22 are connected by a bolt;
when the utility model is used, the utility model is placed at a designated position to electrify the isolator, the connecting joint 3 is inserted into a network interface, the upper shell 21 and the lower shell 22 are controlled to be butted, and the upper shell 21 and the lower shell 22 are fixed by using bolts.
The upper shell 21 comprises an upper cover plate 211, the upper cover plate 211 is of a cavity structure, heat dissipation holes communicated with the cavity of the upper cover plate 211 are uniformly formed in the upper end surface and the lower end surface of the upper cover plate 211, a butt joint insertion frame 212 in a shape like a Chinese character 'hui' is arranged on the lower end surface of the upper cover plate 211, and upper slots are uniformly formed in the front end of the butt joint insertion frame 212;
the lower shell 22 comprises a lower cover plate 221, the lower cover plate 221 is of a cavity structure, heat dissipation holes communicated with the cavity of the lower cover plate 221 are uniformly formed in the upper end surface and the lower end surface of the lower cover plate 221, an inserting frame 222 in a shape like a Chinese character 'hui' is arranged on the upper end surface of the lower cover plate 221, and lower slots are uniformly formed in the front end of the inserting frame 222;
the cavity of the upper cover plate 211 and the cavity of the lower cover plate 221 are filled with heat-dissipating cotton;
the upper cover plate 211 and the lower cover plate 221 are both composed of rectangular frames and flat plates, and the rectangular frames are connected with the flat plates through bolts, so that the heat-radiating cotton can be conveniently replaced and cleaned.
The heat dissipation holes formed in the upper cover plate 211 and the lower cover plate 221 can enable the isolator to effectively dissipate heat generated in work, and the heat dissipation cotton can not only enable heat airflow generated in work to diffuse in the process, but also can effectively prevent dust in air from entering the protective shell 2.
The upper slot and the lower slot are matched to form an inserting slot.
The lower terminal surface of upper portion apron 211 and the up end of lower part apron 221 all are provided with and lean on pipe 23, and lean on the axis coincidence of the axis that leans on pipe 23 and louvre, lean on and evenly seted up first gas pocket on pipe 23, and lean on to be equipped with cushion rubber on pipe 23.
The abutting pipes 23 arranged on the upper cover plate 211 and the lower cover plate 221 play a role of supporting the isolator 1 in use, so that gaps exist between the isolator 1 and the upper cover plate 211 and the lower cover plate 221, and heat generated by the isolator 1 in use can be rapidly diffused.
The butt joint is inserted and is seted up the butt joint cavity in the frame 212, and the inboard of butt joint cavity has evenly seted up the butt joint hole, is equipped with butt joint spring lever 213 in the butt joint cavity, installs on the butt joint spring lever 213 and connects and insert frame 214, connects to insert and is provided with butt joint pipe 215 on the frame 214, and butt joint pipe 215 is located the butt joint downthehole and in butt joint pipe 215 sliding connection, has evenly seted up the second gas pocket on butt joint pipe 215, is equipped with on the butt joint pipe 215 and supports and lean on rubber.
The inner end of the inserting frame 222 is provided with four inserting plates 223, the four inserting plates 223 are distributed in the inserting frame 222 in a rectangular mode, inserting holes are evenly formed in the inner side of the inserting frame 222, inserting spring rods 224 are arranged on the inner wall of the inserting frame 222, inserting operation plates 225 are installed on the inserting spring rods 224, inserting operation tubes 226 are arranged on the inserting operation plates 225, the inserting operation tubes 226 are located in the inserting holes and are in sliding connection with the inserting holes, third air holes are evenly formed in the inserting operation tubes 226, abutting rubber is arranged on the inserting operation tubes 226, and the lower end of the abutting inserting frame 212 is of a triangular structure.
The insertion plate 223 is located at the lower side of the butt joint cavity, the connection insertion frame 214 is of a Z-shaped structure, and the lower end of the connection insertion frame 214 is of a triangular structure.
When the docking bay 212 is inserted into the docking frame 222 during docking of the upper housing 21 and the lower housing 22, and the docking plate 223 of the docking frame 222 is also inserted into the docking cavity during this process, the docking bay 212 presses the docking plate 225 during insertion into the docking frame 222 so that the service pipe 226 protrudes from the jack, and the rubber on the service pipe 226 abuts against the outer wall of the isolator.
The inserting plate 223 is synchronously inserted into the butt joint cavity in the process that the butt joint inserting frame 212 is inserted into the inserting frame 222, when the inserting plate 223 is inserted into the butt joint cavity, the connecting inserting frame 214 is synchronously extruded to enable the butt joint pipe 215 to extend out of the butt joint hole, so that rubber on the butt joint pipe 215 is abutted against the isolator, the side wall of the isolator 1 is supported at multiple points through mutual matching between the inserting operation pipe 226 and the butt joint pipe 215, and therefore the isolator 1 can be prevented from shaking in use.
The connecting joint 3 comprises a connecting shell 31, one end of the connecting shell 31 is provided with a first plug 32 corresponding to a network interface, the first plug 32 is inserted in the network interface, the first plug 32 is connected with a second plug 33 through a communication cable, the second plug 33 is arranged in the connecting shell 31, the upper end of the connecting shell 31 is provided with a mounting groove, the second plug 33 is provided with a safety detector 34, the safety detector 34 is positioned in the mounting groove, the safety detector 34 is provided with an alarm lamp 35, the second plug 33 is provided with a connecting spring 36, the connecting spring 36 is provided with a third plug 37, the third plug 37 is in sliding connection with the second plug 33, the other end of the connecting shell 31 is provided with an insert block 38, one end of the insert block 38 is provided with a network slot, the other end of the insert block 38 is provided with an inserting groove, the lower end of the connecting shell 31 is provided with a lifting groove, and the lifting frame 39 is arranged in the lifting groove, the lifting frame 39 is made of insulating materials, and a lifting spring 310 is arranged between the lifting frame 39 and the connecting shell 31.
The front end of the lower shell 22 is provided with a control frame 227, the upper end of the control frame 227 is provided with a moving groove, the control frame 227 is provided with an electric slider 228, the electric slider 228 is provided with an electric push rod 229, the electric push rod 229 is provided with a push plate 2210, and the push plate 2210 is slidably arranged in the moving groove.
The connection joint 3 is butted with a network socket, the safety detector 34 is used for detecting the safety of the network socket in the operation of the isolator 1, after the safety detector 34 detects a potential safety hazard, the alarm lamp 35 starts to flicker, at the moment, the electric sliding block 228 starts to work to drive the push plate 2210 on the electric push rod 229 to move to the lower side position of the lifting frame 39 of the flickering alarm lamp 35, the electric push rod 229 works to drive the lifting frame 39 to move upwards through the push plate 2210, so that the lifting frame 39 is inserted between the third plug 37 and the inserting block 38, so that the corresponding connection joint 3 and the network socket are in a state of stopping working, the working state of the corresponding network socket can be timely switched, and the transmission of malicious data is avoided.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A network safety isolation device comprises an isolator (1) and a protection shell (2), and is characterized in that a network interface is uniformly arranged at the front end of the isolator (1), the isolator (1) is positioned in the protection shell (2), an insertion groove is formed in the front end of the protection shell (2), a connecting joint (3) is arranged in the network interface, and the connecting joint (3) is clamped in the insertion groove;
the protective shell (2) comprises an upper shell (21) and a lower shell (22), and the upper shell (21) is connected with the lower shell (22) through a bolt;
the upper shell (21) comprises an upper cover plate (211), the upper cover plate (211) is of a cavity structure, heat dissipation holes communicated with the cavity of the upper cover plate (211) are uniformly formed in the upper end face and the lower end face of the upper cover plate (211), a butt joint insertion frame (212) in a shape like a Chinese character 'hui' is arranged on the lower end face of the upper cover plate (211), and upper slots are uniformly formed in the front end of the butt joint insertion frame (212);
the lower shell (22) comprises a lower cover plate (221), the lower cover plate (221) is of a cavity structure, heat dissipation holes communicated with the cavity of the lower cover plate (221) are uniformly formed in the upper end surface and the lower end surface of the lower cover plate (221), an inserting frame (222) in a shape like a Chinese character 'hui' is arranged on the upper end surface of the lower cover plate (221), and lower slots are uniformly formed in the front end of the inserting frame (222);
the cavity of the upper cover plate (211) and the cavity of the lower cover plate (221) are filled with heat-dissipating cotton;
the upper slot and the lower slot are matched to form an inserting slot;
the lower end face of the upper cover plate (211) and the upper end face of the lower cover plate (221) are both provided with abutting pipes (23), the central axes of the abutting pipes (23) are overlapped with the central axes of the heat dissipation holes, first air holes are uniformly formed in the abutting pipes (23), and buffer rubber is arranged on the abutting pipes (23);
the front end of lower part casing (22) is installed control frame (227), and the shifting chute has been seted up to the upper end of control frame (227), installs electronic slider (228) on control frame (227), installs electronic push rod (229) on electronic slider (228), installs catch plate (2210) on electronic push rod (229), catch plate (2210) slide to set up in the shifting chute.
2. The network security isolation device of claim 1, wherein a docking cavity is formed inside the docking bay (212), docking holes are uniformly formed in the inner side of the docking cavity, a docking spring rod (213) is disposed in the docking cavity, a connection bay (214) is mounted on the docking spring rod (213), a docking pipe (215) is disposed on the connection bay (214), the docking pipe (215) is disposed in the docking holes and slidably connected to the docking pipe (215), second air holes are uniformly formed in the docking pipe (215), and abutting rubber is disposed on the docking pipe (215).
3. The network security isolation device of claim 2, wherein four plug boards (223) are disposed at the inner end of the plug frame (222), the four plug boards (223) are distributed in the plug frame (222) in a rectangular shape, plug holes are uniformly formed in the inner side of the plug frame (222), plug spring rods (224) are disposed on the inner wall of the plug frame (222), plug operation boards (225) are mounted on the plug spring rods (224), plug operation pipes (226) are disposed on the plug operation boards (225), the plug operation pipes (226) are disposed in the plug holes and slidably connected with the plug holes, third air holes are uniformly formed in the plug operation pipes (226), and abutting rubber is disposed on the plug operation pipes (226).
4. A network safety isolating device according to claim 3, wherein the lower end of the docking bay (212) is triangular, and the docking bay (212) presses the docking operation plate (225) during the insertion into the docking frame (222) to make the docking operation pipe (226) protrude from the jack hole.
5. The network security isolation device of claim 4, wherein the plug board (223) is located at the lower side of the docking cavity, the connection plug frame (214) is Z-shaped, the lower end of the connection plug frame (214) is triangular, the plug board (223) is synchronously inserted into the docking cavity in the process that the docking plug frame (212) is inserted into the plug frame (222), and the docking pipe (215) extends out of the docking hole by synchronously pressing the connection plug frame (214) when the plug board (223) is inserted into the docking cavity.
6. The network safety isolating device according to claim 1, wherein the connecting joint (3) comprises a connecting shell (31), one end of the connecting shell (31) is provided with a first plug (32) corresponding to the network interface, the first plug (32) is inserted into the network jack, the first plug (32) is connected with a second plug (33) through a communication cable, the second plug (33) is arranged in the connecting shell (31), the upper end of the connecting shell (31) is provided with an installation groove, the second plug (33) is provided with a safety detector (34), the safety detector (34) is positioned in the installation groove, the safety detector (34) is provided with an alarm lamp (35), the second plug (33) is provided with a connecting spring (36), the connecting spring (36) is provided with a third plug (37), and the third plug (37) is slidably connected with the second plug (33), be equipped with inserted block (38) on the other end of connecting casing (31), the one end of inserted block (38) is equipped with the network slot, and the other end of inserted block (38) is equipped with the grafting recess, and the lift groove has been seted up to the lower extreme of connecting casing (31), is equipped with crane (39) in the lift groove, and crane (39) are insulating material, is equipped with lift spring (310) between crane (39) and connecting casing (31).
7. The network security isolation device of claim 1, wherein the upper cover plate (211) and the lower cover plate (221) are both composed of a rectangular frame and a flat plate, and the rectangular frame and the flat plate are connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122543616.1U CN216086669U (en) | 2021-10-21 | 2021-10-21 | Network security isolation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122543616.1U CN216086669U (en) | 2021-10-21 | 2021-10-21 | Network security isolation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216086669U true CN216086669U (en) | 2022-03-18 |
Family
ID=80640461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122543616.1U Expired - Fee Related CN216086669U (en) | 2021-10-21 | 2021-10-21 | Network security isolation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216086669U (en) |
-
2021
- 2021-10-21 CN CN202122543616.1U patent/CN216086669U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106252955A (en) | There is the electric coupler component of stepped surface | |
| US10186816B2 (en) | Suspended ceiling mounting bracket for connector installation | |
| CN216086669U (en) | Network security isolation device | |
| CN210899181U (en) | Optical fiber transceiver | |
| CN217486810U (en) | Protection type switch is used in security protection control | |
| CN215990812U (en) | Optical fiber transceiver with slot protection structure | |
| US7099550B1 (en) | Angular optical component retention and removal system | |
| CN113251442A (en) | Intelligent combustion flame detection device | |
| CN219421230U (en) | Network safety protection device | |
| CN219718776U (en) | Information safety protection device | |
| CN219181534U (en) | Network security isolation structure | |
| CN221263915U (en) | Computer network safety isolation device | |
| CN213547521U (en) | Glossy privet optical fiber transceiver convenient to clearance | |
| CN220773308U (en) | Protection structure of optical fiber switcher | |
| CN211406732U (en) | Novel telecommunication equipment protecting box | |
| CN218216783U (en) | Protection device for emergency power supply | |
| CN221151846U (en) | Contact control console for improving protection | |
| CN221178243U (en) | Modularized integrated bus controller | |
| CN211577819U (en) | High-performance host for network security application platform | |
| CN214315507U (en) | Network safety isolation device | |
| CN221200338U (en) | Edge calculation controller with portable function | |
| CN212628179U (en) | High-definition video optical fiber transceiver | |
| CN217217095U (en) | Communication user external installation structure of audio and video system | |
| CN217978166U (en) | Cloud terminal with monitoring equipment | |
| CN218941238U (en) | Industrial Internet gateway protector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220318 |