155 results about "Registered jack" patented technology

The utility model relates to the technical field of network cables, and discloses a network cable switching box. The connecting line is arranged on the rear side of the switching box body, a wiring hole is formed in the front side of the switching box body, and a crystal head is arranged in an inner cavity of the wiring hole; the connecting plates are arranged on the two sides of the crystal head, first toothed plates are fixedly connected to the rear sides of the connecting plates, positioning shells are fixedly connected to the two sides of the switching box body, and mounting assemblies are arranged in inner cavities of the positioning shells. When a user needs to install and clamp the crystal head, the first toothed plate is inserted into the inner cavity of the positioning shell, the inclined plane of the first toothed plate is in contact with the inclined plane of the second toothed plate so as to abut against the second toothed plate, and the second toothed plate is stressed to extrude and retract the second spring until the first toothed plate is completely inserted into the rear side of the inner cavity of the positioning shell; the second toothed plate is driven by the second spring to reset, so that the first toothed plate is positioned, and the crystal head is prevented from falling off due to external dragging and affecting the data transmission efficiency.

The utility model discloses a switch dustproof device and a switch. The switch dustproof device comprises a first wire shielding cover, one end of the first wire shielding cover is provided with a first opening, the other end of the first wire shielding cover is provided with a second opening, and the second opening is provided with a filling piece; the filling piece is provided with a first surface and a second surface opposite to each other in the thickness direction and is provided with a third surface in the width direction; the filling part is provided with a mounting hole, a first through groove and a second through groove, the mounting hole extends into the filling part from the first surface, the first through groove extends to the second surface from the first surface and extends to be communicated with the mounting hole from the third surface, and the second through groove corresponds to the mounting hole in the thickness direction of the filling part; the second through groove extends from the second face to be communicated with the mounting hole, and the second through groove is communicated with the first through groove. By adopting the scheme, the network cable does not need to be crimped with the crystal head on site, the crystal head does not need to be reconnected in the operation and maintenance process, the network cable is convenient to install, operate and maintain, the dustproof requirement of the switch network port can be met, and the dustproof performance of the switch is improved.

The invention relates to the technical field of network cable sealing, in particular to a network cable sealing method, which comprises the following steps: S1, pre-sleeving a first heat shrink tube on a network cable; s2, stripping the outer sheath to expose the shielding layer and the core wire harness; s3, stripping the insulating layer of each core wire, wherein the conductor exposed section of each core wire is distributed in a step shape; s4, sleeving a second heat shrink tube on the core wire harness, and injecting a sealant; s5, performing thermal shrinkage on the second thermal shrinkage tube, and arranging the folded shielding layer to enable the shielding layer to wrap the periphery of the first sealing layer; s6, crimping the core wire harness and the crystal head; s7, the first heat shrink tube is pushed to the wrapped shielding layer area, and sealant is injected; and S8, performing thermal shrinkage on the first thermal shrinkage tube to enable the core wire harness in the network cable and the shielding layer to have no relative displacement. The cable has the advantages that the conductor exposed sections of the core wires are distributed in a stepped staggered mode in the axial direction, it is guaranteed that the core wires can make full contact with sealant to achieve the insulation effect when the sealant is injected subsequently, and it is also guaranteed that the core wires make contact with one another, and short circuit is avoided.

The application discloses a signal connector capable of shielding ground, which comprises a socket shell, a plug shell matched with the socket shell, two crystal heads and a first shielding shell. One end of the socket shell is provided with two first through holes penetrating to the other end of the socket shell, and the two crystal heads are respectively arranged in the first through holes. One end of each crystal head is connected with a cable, and one end of the cable is arranged to pass through the plug shell. The two crystal heads are integrated, which can be applied to the connection equipment with double network ports, is convenient to use and saves the installation cost. Meanwhile, the first shielding shell and the second shielding shell are arranged to shield the ground signal, avoid the connection signal interference and ensure the signal transmission quality. In addition, the first sealing ring and the second sealing ring are arranged to improve the waterproof and dustproof performance, and the elastic pressing sheet is arranged on the second shielding shell, which can facilitate the dismounting and replacement of the crystal head and is convenient and practical.

1. The name of the design product: network cable crystal head protection cover. 2. The use of the design product: for protecting network cable crystal head. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The application discloses a high-end communication connecting line and belongs to the technical field of communication connecting lines. The high-end communication connecting line comprises an integrated data line bundle and a crystal head. Data single wires are formed at both ends of the integrated data line bundle through peeling. A plurality of line slot positions are arranged on the crystal head, and the integrated data line bundle and the crystal head are connected through a connecting structure arranged in the middle and form a solidification structure. The connecting structure comprises a first sheath and a second sheath. One end of the first sheath is a threading solid seat body, three full-circle through holes and two half-circle through holes are formed in the threading solid seat body, and an end baffle is fixedly arranged at the other end of the first sheath. A middle baffle is fixedly arranged in the middle of the second sheath. The high-end communication connecting line can reduce signal crosstalk, attenuation and the risk of open circuit caused by stress concentration, guarantee the integrity and stability of high-speed data or high-frequency signal transmission, has excellent dustproof and moisture-proof performance, and significantly prolongs the service life of the connecting line in harsh environments.

The utility model discloses a server cabinet convenient for wiring, which comprises a cabinet, side plates, fixed transverse plates and an L-shaped mounting rack, the side plates are symmetrically arranged, the two side plates are respectively and fixedly mounted on two sides of the cabinet, the fixed transverse plates are uniformly distributed on two sides in the cabinet, and the L-shaped mounting rack is fixedly mounted on the side plates. The fixing transverse plate is fixedly installed in the cabinet, the number of the L-shaped installation frames is four, the four L-shaped installation frames are evenly distributed on the two sides of the interior of the cabinet, and the L-shaped installation frames are fixedly installed on the fixing transverse plate. The utility model provides a structuralized wiring mode, improves the safety and efficiency of equipment use, can effectively lock the network cable through the locking rubber ring, prevents the network cable from naturally falling or being pulled to cause the loosening of a crystal head, thereby enhancing the stability of network connection, effectively protects the end of the network cable through the arc-shaped steering line board, and improves the reliability of network connection. And the network cable is prevented from being damaged due to excessive bending or friction.

The utility model provides a data network distribution frame which comprises a mounting plate, a mounting frame is fixedly mounted at the bottom of one side of the mounting plate, mounting holes are formed in the mounting plate in a horizontal linear array at equal intervals, and crystal head female seats are arranged on the mounting plate and located in the mounting holes; and a plurality of positioning mechanisms for positioning the network cable are mounted on the mounting rack. According to the utility model, through the design of the annular positioning plate and the clamping piece, when data network power distribution installation is carried out, network cables to be subjected to power distribution installation respectively pass through the gaps on the annular positioning plate, so that the network cables are located in the annular positioning plate, and after the network cables are connected with the crystal head female seat, the annular positioning plate is abutted against the network cables; and then the clamping piece is clamped with the annular positioning plate, so that the network cable and the mounting frame can be positioned, a mode of positioning the network cable and the distribution frame by using a ribbon is replaced, the use is convenient, and the annular positioning plate is matched with the clamping piece, so that the network cable mounting frame can be repeatedly used.

The utility model discloses network cable crimping pliers for network maintenance and repair. The network cable crimping pliers comprise a cable crimping mechanism and a cable stripping mechanism. The cable pressing mechanism comprises a block body, a network cable connector slot and an empty slot are formed in the block body, two movable blocks are rotationally connected to the block body, one side of each movable block is fixedly connected with a connecting arm, a sliding groove is formed in each connecting arm, and a protruding block is slidably connected to the inner side wall of each sliding groove. According to the network cable crimping pliers for network maintenance and repair, through the arrangement of the cable crimping mechanism and the cable stripping mechanism, the bracket can be driven to move through the connecting arm after the handle is tightened, so that the bracket drives the cable crimping plate to compress a crystal head, and a network cable can be stably connected with the crystal head; after the connection sheets are spliced, the network cable can be stripped through the wire stripping grooves; through the above arrangement, integration of wire stripping and wire pressing is realized, so that the working efficiency during network cable connection is improved.

The utility model discloses a crystal head wiring protective sleeve, which relates to the technical field of signal connecting devices, and comprises a network cable sheath part and a crystal head connecting part, and the crystal head connecting part is provided with a fixed wall plate used for being connected with a crystal head and a first elastic sheet used for protecting a crystal head elastic sheet. The front end, inserted into the crystal head, of the fixing wall plate is a thin arm, the rear end of the fixing wall plate is a thick wall, the rear end of the fixing wall plate is provided with a clamping protrusion and a clamping groove, the clamping protrusion and the clamping groove are completely matched with the internal structure of the crystal head, the network cable sheath part is provided with a necking clamping ring, and the outside of the necking clamping ring is in threaded connection with a clamping ring. According to the utility model, the fixed wall plate is extended, a network cable is convenient to plug and unplug, the front end, inserted into the crystal head, of the fixed wall plate is a thin arm, the rear end is a thick wall, the front end is thin, the rear end is thick, the fixed wall plate can be conveniently inserted into the crystal head, and the fixed wall plate is provided with the clamping bulge and the clamping groove, so that the crystal head connecting part and the crystal head are conveniently connected and fixed.

The utility model discloses an anti-vibration high-speed cable assembly, and relates to the technical field of cable assemblies, the anti-vibration high-speed cable assembly comprises a cable used for transmitting high-speed signals, the tail end of the cable is provided with a crystal head, and a connecting assembly is arranged between the crystal head and the cable. According to the device, the threaded cylinder is screwed, the threaded cylinder drives the extrusion ring to get close to the mounting plate, then the mounting plate extrudes the locking piece, and the locking piece extrudes the cable, so that the cable and the crystal head are fixedly connected together, and the situation that the cable is separated from the crystal head during vibration is avoided.

The utility model discloses a network cable crystal head which comprises a body, a power connection sheet and a pressure applying piece. The upper end of the body is provided with hinge seats which are symmetrically arranged, and the lower end of the body is provided with a plurality of wiring grooves and mounting grooves communicated with the wiring grooves. A blocking body is arranged on the pressing piece, and an elastic piece matched with the pressing piece is arranged on the body. According to the network cable crystal head, through the detachable pressure applying piece, the crystal head can be limited during installation, the pressure applying piece can be taken down without auxiliary descending of a wiring clamp, and wiring operation of the crystal head is achieved. The problem that wiring can be well completed only by using tools can be well solved, the wiring difficulty is reduced, and the wiring efficiency is improved.

The utility model provides a special plastic forming mould for a network cable crystal head, which comprises a mould body, the mould body is formed by combining an upper mould strip and a lower mould strip, the left end and the right end of the upper mould strip are respectively provided with an upper threaded hole, the left end and the right end of the lower mould strip are respectively provided with a lower threaded hole, and bolts are arranged in the lower threaded holes. A movable gap is formed between the upper die strip and the lower die strip, the left side and the right side of the upper die strip and the left side and the right side of the lower die strip are respectively provided with a spring groove, each spring groove is provided with a spring, the die body is provided with a plurality of die strip insertion holes, and the die strip insertion holes comprise upper half insertion holes formed in the upper die strip and lower half insertion holes formed in the lower die strip. And a raised metal tooth sheet is arranged in the upper half jack. According to the utility model, the two die strips with teeth are designed, the two die strips are elastically fixed, and the die strips are completely closed to limit the height when the die is closed, so that a molding inner die sizing material is prevented from being injected into a crystal head to cause the punching height of a gold sheet.

The utility model provides a network jumper wire with a color ring identification function. The network jumper wire comprises a wire rod and two crystal heads. The two ends of the wire rod are electrically connected with one crystal head respectively, the rear end of each crystal head is connected with a wire protecting sleeve, and the wire rod is wrapped with the wire protecting sleeves; a C-shaped clamping groove is formed in the outer wall of the rear end of each wire protecting sleeve, and a C-shaped color ring is clamped to the clamping groove in a matched mode. The colors of the two color rings in the same network jumper wire are the same; inverted buckles are integrally formed at the two ends of the color ring, buckling grooves are formed in the two ends of the clamping groove, and each inverted buckle is buckled in the buckling groove in the corresponding position; when the network jumper wire is used, operation and maintenance personnel can quickly find out crystal heads at the two ends of the same network jumper wire according to the color difference of the color rings, so that convenience can be brought to maintenance of the operation and maintenance personnel.

The utility model discloses a network cable joint with stretch unlocking structure, including main network cable, main network cable inserts into fixed connection, the utility model discloses after being connected with main network cable and crystal head integrally in the both ends of link piece, the plug -in groove department of link piece both sides inserts into the plug -in post department of the inside of the connecting portion of the both sides of pressure plate spare, be equipped with the pressure head department on the one side of pressure plate spare, be equipped with recess portion in the pressure head department, and recess portion inserts into one end fixed connection of pull rope, and the pull rope middle part is passed through in the positioning block top of link piece, and the pull rope middle part is passed through again from the recess portion below pressure plate spare, after passing through, the other end of pull rope connects pull head spare, and the pull -up department on the crystal head is on the recess portion, after using pressure plate spare on the whole network cable joint, the situation that the person presses the crystal head with the finger is saved, prevents the slip, and saves time and labour, avoids the situation of pulling apart simultaneously.

The utility model relates to the technical field of interface connecting devices, and discloses a central dispatching ASON network gateway interface connecting device, which comprises a network management body, and fixing plates are fixedly mounted at the front ends of the left side and the right side of the network management body. By arranging the screw rod, the moving block, the half-tooth gears and the rotating plate, as the screw rod is in threaded sleeve connection with the moving block, when the screw rod rotates, the moving block is driven to move backwards along the outer surface of the limiting block; at the moment, the moving block drives the two long rods to rotate in the opposite direction through the two half-tooth gears, then the two long rods drive the two rotating plates to rotate in the opposite direction, due to the design of the check blocks, the rotating plates can only rotate by 90 degrees, and when the two rotating plates rotate by 90 degrees, the two rotating plates are blocked by the check blocks; at the moment, the interiors of the two rotating plates are attached to the surface of the data line of the crystal head and fix the data line, and therefore the crystal head can be prevented from shaking under the influence of external force.

The utility model relates to the technical field of network equipment, in particular to a network cable controller and a control mechanism, which comprise a control part, an execution part and a communication part, and the communication part controls the operation of the control part through the execution part; the driving mechanism comprises a USB connecting line and a USB connector which are connected with the control part, and the USB connector controls the communication part to operate through the USB connecting line; according to the network cable controller, power is supplied to a relay power supply through the USB connector, so that a relay coil is electrified, a relay contact is closed, and whether an external network cable is communicated with a fourth contact piece or not can be controlled by plugging and unplugging the USB connector; the PC end is started up, the USB connector is powered on, so that the whole network physical link is connected, the network is sent after starting up, the on-off of the network can be controlled when the network cable is connected, the network disconnection can be realized without manually pulling out a crystal head, and the service life of the network cable is prolonged.

The invention discloses a self-locking crimping mechanism network connector, and relates to the field of network equipment, the self-locking crimping mechanism network connector comprises a shell and a plurality of rotary cutting assemblies, the shell is internally provided with a cavity, the shell is fixedly provided with a mounting rod in the middle of the cavity, and each rotary cutting assembly comprises a lantern ring; the lifting lever is fixedly connected to the upper half part of the lantern ring, the pricking and pressing tool bit is fixedly connected to the lower half part of the lantern ring, the lantern ring is rotationally connected to the mounting rod, the lifting lever and the pricking and pressing tool bit can rotate with the lantern ring as the circle center, and the pricking and pressing tool bit has electrical conductivity; according to the invention, the rotary cutting assembly is arranged in the crystal head and is used for puncturing the network cable rubber, so that the copper core in the network cable can be electrically connected with the conductive copper seat of the crystal head through the conductive puncturing and pressing tool bit, and the installation operation of the network cable crystal head is completed; in the prior art, the conductive copper sheet is pressed by a network cable clamp tool, so that the conductive copper sheet is stabbed into the network cable rubber sheet and is contacted with the copper core to establish connection, and the convenience of the installation and connection operation is improved.

The invention relates to the technical field of cable protection, and discloses a switch with a wire harness protection structure, and the switch comprises a clamping mechanism which is fixedly disposed on the switch; the pressure applying part is connected with the clamping mechanism, and the pressure applying part can apply pressure to the clamping mechanism, so that the clamping mechanism can be fixed on the outer side of the cable; by effectively reducing the possible bending angle of the cable at the joint, the service life of the cable can be prolonged, and the connection stability can be remarkably improved. In addition, the clamping mechanism can effectively resist potential pulling force of the external environment on the cable, cable loosening or damage caused by external force is prevented, and the reliability of data transmission is further ensured. By adding protection measures at key parts, the phenomena of excessive bending and pulling between the wire harness and the crystal head are effectively reduced, so that the anti-interference capability and durability of the wire harness are remarkably improved, and the stability of data transmission and the reliability of a network are ensured.

The utility model discloses a dual-channel transmission monitoring system, which comprises a server, a second switch, a third switch, a personal computer (PC) and an electric power monitoring substation, and a first switch, a first communication management machine and a second communication management machine are arranged in the electric power monitoring substation. Each of the first communication management machine and the second communication management machine comprises at least three LAN (Local Area Network) ports, a crystal head fixing mechanism is arranged at each LAN port, the first communication management machine and the second communication management machine are in communication connection with the first switch through the LAN ports, the first switch is in communication connection with the server through the second switch, and the server is in communication connection with the server through the second switch. The server is connected with the PC through the third switch, and hardware support is provided for data transmission and monitoring. Meanwhile, crystal head fixing mechanisms are arranged at the LANs of the first communication management machine and the second communication management machine, so that the problem that crystal heads are damaged due to the fact that an operator mistakenly touches a network cable is solved, and the situation of signal interruption is avoided.

The utility model discloses a terminal box protection structure, which comprises a protection cover arranged at a port plug-in mounting position at the tail part of a terminal box, the protection cover can be fixed at the tail part of the terminal box, a plurality of through holes are respectively arranged at the front end of the protection cover corresponding to the port plug-in mounting position, a protection cover is hinged at the plurality of through holes, and a torsion spring is arranged at the hinged position of the protection cover and the front side of the protection cover. A receding groove is formed in the middle of the front end of the protective cover and corresponds to an inserted cable, a clamping structure used for clamping the cable is movably arranged in the receding groove, and supporting blocks matched with the receding grooves are fixedly arranged at the positions, corresponding to the receding grooves, of the front side of the protective cover respectively. The protection cover is arranged to fix the inserted cable through the clamping structure when the cable is inserted, the protection cover can protect the crystal head at the insertion position, when the cable is not inserted, the protection cover can cover the insertion position of the port, dust is prevented from entering the protection cover, subsequent use is prevented from being affected, the overall design is simple, and practicability is high.

The invention discloses an informatization network wiring arrangement device which mainly comprises a switch body, a mounting seat is mounted on one side of the switch body, and a plurality of network ports are formed in the side face, close to the mounting seat, of the switch body. Compared with the prior art, the crystal head fixing device has the advantages that when the crystal head fixing device is used, a crystal head is placed in the mounting groove and clamped with a network port, then the top end of the side cover serves as a supporting point, the top end of the triangular block is lifted upwards, the bottom ends of the two clamping pieces are driven to rotate mutually, the base and the side cover are synchronously transferred into the mounting groove, and the triangular block is released after the base and the side cover are pressed in place downwards; the clamping piece is clamped with the buckle, so that the U-shaped groove is clamped outside the network cable, meanwhile, the base abuts against the end of the crystal head, one end of the supporting plate abuts against the side wall of the mounting groove, then the end of the crystal head is limited and blocked, crystal head loosening caused by external traction is avoided, the overall structure is simple, mounting is convenient, and practicability is high. And the problems in the prior art are effectively solved.

The utility model relates to the technical field of cable maintenance equipment, and discloses a crimping detection circuit applied to cable maintenance equipment and the cable maintenance equipment, and the crimping detection circuit comprises a signal generation circuit and a signal conversion circuit which are electrically connected with a main control chip of the cable maintenance equipment. The signal generation circuit outputs a capacitance value to the signal conversion circuit according to the crimping condition of the crystal head of the accessed cable, the signal conversion circuit performs adjustment according to the received capacitance value to obtain a frequency pulse signal, and the main control chip determines the crimping condition of the crystal head of the accessed cable according to the frequency pulse signal. Therefore, the crimping detection function can be integrated in the existing cable maintenance equipment (such as hunting receiving equipment), so that the crimping detection of the cable can be realized while the basic maintenance operation (such as hunting operation) is performed on the cable, the convenience and efficiency of the crimping detection of the cable can be improved, and the reliability of the crimping detection of the cable can be improved. And therefore, the use experience of the user on the cable maintenance equipment can be improved.

The utility model discloses a clamping structure for a cable connector, which comprises a clamping structure I and a clamping structure II, the clamping structure I comprises at least one group of first clamping grooves and first clamping bulges, and the clamping structure II comprises at least one group of second clamping grooves and second clamping bulges. The first clamping groove of the first clamping structure and the second clamping protrusion of the second clamping structure can be clamped with each other, and the first clamping protrusion of the first clamping structure and the second clamping groove of the second clamping structure can be clamped with each other. According to the network module connector, when an upper cover and a lower shell are buckled, a limiting space for arranging a link functional core and a wire card is formed between a connector shell and a connecting part. The crystal head connector further comprises an insertion part which can be inserted into the insertion opening, an outer shell body of the insertion part and the lower shell are integrally formed, and a separation mechanism is arranged on the upper surface of the insertion part. According to the utility model, loosening of the upper cover and the lower shell in the use process can be effectively avoided, and stable connection of the cable and the connector is improved.

The utility model discloses an improved structure of a data transmission plug, which relates to the technical field of data transmission plugs, and comprises a crystal head, one end of the crystal head far away from a wire frame is fixedly connected with two convex plates, a rotating block is arranged between the two convex plates, a connecting wire is arranged in the crystal head, and the connecting wire is connected with the rotating block. And rotating shafts are fixedly connected to the two sides of the rotating block, and the rotating shafts penetrate through the surfaces of the convex plates and are rotationally connected with the interiors of the convex plates. According to the improved structure of the data transmission plug, a user can bend the wire harness on the plug conveniently, the user can connect the plug with equipment located above or below the plug conveniently, and the problems that the plug wire harness cannot be attached to the plug and the pulling force between the attached plug wire harness and the plug is large are avoided; therefore, the situation that the plug wire harness and the plug are easy to break is avoided, and subsequent wiring of the plug by a user is facilitated.

The utility model discloses a network cable interface structure convenient for plugging and unplugging a network cable, comprising a network end connecting seat, the front end of the network end connecting seat is provided with an interface groove, a plug seat is inserted in the interface groove, the rear end of the plug seat is provided with a crystal head, the top end of the crystal head is provided with an inner clamping block, and the inner clamping block is provided with an outer clamping block. A plug pressing block is installed at the top end of the plug seat, a connecting network cable is inserted in the front end of the plug seat, a green warning lamp and a red warning lamp are embedded in the front end of the network end connecting seat, an upper button is installed at the top end of the network end connecting seat, and a telescopic spring is arranged outside the bottom end of the upper button in a sleeving mode. According to the utility model, through the arrangement of the convenient plugging structure, the upper button is pressed to press the inner clamping block in the interface slot during use, and the plug pressing block at the top end of the plug seat is used to press the inner clamping block, so that the plug seat can conveniently drive the crystal head to be pulled out from the crystal head in the network end connecting seat, and the convenient plugging function is realized.

The application belongs to the technical field of network communication equipment, and particularly relates to a router convenient to install and a wire-off-preventing method thereof, which comprises a shell, the bottom surface of the shell is provided with installation grooves arranged in an array, an auxiliary mechanism is arranged at the lower end of the shell, a limiting mechanism is arranged at the back of the shell and used for limiting a cable crystal head, a heat dissipation mechanism is arranged at the upper end of the shell and used for heat dissipation, and a storage groove is arranged on the shell and used for storing cooling liquid, wherein the auxiliary mechanism comprises a cable bundling part arranged in the installation groove and used for accommodating the cable, a cooling part is arranged on the cable bundling part and used for cooling the cable, and a driving part is further arranged on the back of the shell and used for driving the cooling part to work. The application can effectively improve the cable management convenience and heat dissipation efficiency, and enhance the connection stability and environmental adaptability.

The invention relates to the technical field of power distribution automation, and discloses a power distribution automation fault monitoring and self-healing terminal device, which comprises a main body assembly, a mounting seat, a sealing shell, a clamping seat, an SMI card, a network interface, a crystal head, a power supply module and a circuit board, and is characterized in that the sealing shell is fixed on the surface of the mounting seat, the clamping seat is arranged in the mounting seat, and the SMI card is arranged in the sealing shell; and the SMI card is inserted into the card seat. The power distribution terminal has the beneficial effects that by arranging the plugging assembly, once it is detected that communication is interrupted or data is not refreshed, the power management module and the restart control module achieve rapid restart of the communication module and the power distribution terminal, real-time monitoring of the state of the power distribution system and self-healing processing of faults are achieved, and the requirement for manual intervention is greatly reduced; after multiple restarts are invalid, physical replugging operation can be automatically carried out on the SIM card and the crystal head, communication faults caused by poor contact or looseness are solved, and the reliability of communication connection is improved.

1. The name of the design product: crystal head (screw buckle). 2. The use of the design product: crystal head for connecting communication and network. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The utility model discloses a novel optical transmission device for communication engineering, and relates to the technical field of optical transmission devices, the novel optical transmission device for communication engineering comprises a device body, the inner wall of the device body is fixedly connected with a fixed seat, the surface of the fixed seat is fixedly connected with sliding chutes arranged at equal intervals, and the sliding chutes are fixedly connected with the fixed seat. A spring is fixedly connected to the surface of the winding pile, a crystal head is slidably connected to the interior of each connecting seat, a home-entry wire is fixedly connected to the surface of the crystal head, a connecting wire is arranged on the inner wall of the equipment body, and the end, away from the equipment body, of the connecting wire is fixedly connected with the corresponding connecting seat, so that the home-entry wire and the connecting wire can be buffered; therefore, the connection part of the optical fiber can be prevented from loosening, the damage rate of the home-entry wire and the connection wire is reduced to the maximum extent, the service life of the home-entry wire and the connection wire is prolonged, connection elements in the device can be protected, the failure rate of the optical fiber can be reduced, and the use experience of a user is improved.