56results about How to "Unlock smoothly" patented technology

The invention relates to a double-unlocking lock cylinder which comprises a lock shell, a left lock container, a right lock container and a shifting wheel, and is mainly characterized in that a clutch transmission structure of the double-unlocking lock cylinder comprises a first clutch shaft and a second clutch shaft which are coaxially riveted together and can relatively stretch and retract, and shaft sleeves are arranged on the first clutch shaft and the second clutch shaft in a sleeving mode; the first clutch shaft and the second clutch shaft are provided with shaft discs which are of the same structure and limit the shaft sleeves to disengage, a first spring is arranged between the first clutch shaft and the shaft sleeves on the same side, a second spring is arranged between the second clutch shaft and the shaft sleeves on the same side, and a third spring is arranged between the two shaft sleeves. When a key is inserted into any end of the left lock cylinder or the right lock cylinder or two ends of the key are inserted into the left lock cylinder and the right lock cylinder at the same time, the shaft sleeves can move in a reciprocating mode relative to the shifting wheel, and therefore the left lock cylinder and the right lock cylinder can be locked and unlocked. At the moment, the dial wheel can be driven by the circumferential limiting structure to rotate so as to unlock.

The utility model provides a secondary locking mechanism, a locking device and an electric automobile, the secondary locking mechanism comprises a lock base, a spring bolt and a lock rod, the lock base is provided with an opening and a cavity extending from the opening to the inside of the lock base, and the opening is used for allowing a locking piece installed on a battery pack to enter the cavity; the spring bolt is located in the cavity, and the spring bolt can rotate relative to the lock base to open or close the opening so as to change between an unlocking state and a locking state; one end of the lock rod is rotationally connected to the spring bolt, the lock rod is provided with a guide part and an unlocking part, and when external force acts on the unlocking part, the lock rod moves along a moving path guided by the guide part so as to drive the spring bolt to rotate relative to the lock base to open the opening. The lock rod is beneficial for increasing the maximum rotation angle of the spring bolt, the force application position of external force and the arrangement of the spring bolt are more flexible and diversified, the guide part is beneficial for improving the accuracy of rotation of the spring bolt, and the situation that the spring bolt cannot rotate due to the fact that the lock rod deviates from a correct moving path is avoided.

The invention relates to a rollover handrail structure, which comprises a base, a handrail body, a handrail body and a handrail body, wherein two bases are arranged at the front end and the rear end of the base; the armrest cover is positioned above the base, can turn over around the left side or the right side of the base, and comprises an armrest cover lower cover, an armrest cover shaft body and an armrest cover upper cover; the two sets of pin shaft assemblies are arranged at the front end and the rear end of the lower armrest cover, each set of pin shaft assembly comprises two sets of pin shaft units located on the left side and the right side of the armrest cover shaft body, and each set of pin shaft unit comprises a pin shaft base and a locking pin shaft which can move in the front-back direction and lock or loosen the armrest cover shaft body and the base; the two starting assemblies are located on the left side and the right side of the armrest cover lower cover and symmetrically distributed, and each starting assembly comprises two moving blocks capable of synchronously moving in the left-right direction; and the four groups of fixed pulley assemblies are arranged between each group of pin shaft unit and the moving block and are in transmission connection with the pin shaft unit and the moving block. Compared with the prior art, the device is simple in structure and convenient to operate, and the risks of overturning critical point clamping stagnation and abnormal sound are greatly reduced.

The invention discloses a bionic butt joint locking device for a cooperative target. The bionic butt joint locking device is mainly composed of a clamping device, a locking device and a driving device. Wherein the clamping devices are designed by simulating the appearance structure and the closing principle of crab claws, are uniformly distributed on the top surface of the main body in the circumferential direction, and are used for clamping and fixing a butt-joint frame mounted on butt-joint equipment. The clamping part of the clamping device is divided into an upper jaw part and a lower jaw part which are connected through a sliding rod. The locking device comprises a connecting rod and a triangular turntable; the triangular turntable is connected with a sliding rod through a connecting rod; during locking or unlocking, the steering engine drives the triangular turntable to rotate to drive the connecting rod to rotate, so that the sliding rod is stressed to pull and push the upper jaw to be closed; the steering engine continues to rotate, and the connecting rod crosses the singular position to complete unlocking. The device is suitable for cooperative operation of the autonomous mobile robot, and stable locking and rapid unlocking are repeatedly achieved; the method can be flexibly applied to complex terrains, and an efficient and reliable solution is provided for rapid combination and separation of air-ground robots with cooperation relations.

The invention relates to the technical field of earthquake simulation platforms, and discloses an earthquake simulation platform monitoring device for an engineering structure, and the device comprises an earthquake simulation platform which is installed on the top surface of a bottom plate; the mounting frame is fixed on the bottom plate, and the mounting frame is of a U-shaped structure; the electric hoist is mounted at the top of the mounting frame; the counterweight structure is arranged above the earthquake simulation platform, the counterweight structure comprises a counterweight water tank, the top surface of the counterweight water tank is connected with four branch slings, and the driving end of the electric hoist is connected with a main sling. According to the load adjusting mode, a traditional weight stack adjusting method is abandoned, the adjusting mode replaces the traditional weight stack adjusting method, operation is simpler, the load adjusting requirement can be quickly responded, and the working efficiency and flexibility are improved.

The utility model discloses a door lock and discloses a door body with the door lock, and the door lock is characterized in that a lock box is provided with a first magnet; the spring bolt is rotationally installed on the lock box, the spring bolt moves between a first position and a second position relative to the lock box, a second magnet is arranged on the spring bolt, a first magnetic force is formed between the first magnet and the second magnet, and the first magnetic force drives the spring bolt to be switched from the first position to the second position; a lock groove and a third magnet are arranged on the movable part, and the movable part can move between a third position and a fourth position relative to the lock box; the position of the lock tongue relative to the lock groove is driven to be switched in a non-contact mode through the magnetic force effect, a spring or other mechanical components do not need to be mechanically connected with the lock tongue, the unlocking and counter locking action process is smoother, operation is more labor-saving, noise generated in the operation process is small, the overall structure is simple, and installation and use are convenient.

The invention relates to the technical field of fluid conveying, and discloses a double-channel fluid connecting device which is characterized in that a fixing part is provided with a first pipeline and a second pipeline; the first pipeline is provided with a first butt joint opening, the second pipeline is provided with a second butt joint opening, and the second butt joint opening is coaxially arranged in the first butt joint opening in a sleeved mode. A first annular channel is formed between the second butt joint port and the first butt joint port; the movable part is provided with a third pipeline and a fourth pipeline; the third pipeline is provided with a third butt joint port, the fourth pipeline is provided with a fourth butt joint port, and the fourth butt joint port is coaxially sleeved with the third butt joint port; a second annular channel is formed between the fourth butt joint port and the third butt joint port; one path of fluid is transmitted through the second pipeline, the second butt-joint opening and the fourth butt-joint opening; and the other path of fluid is conveyed through the first pipeline, the first annular channel, the second annular channel and the third pipeline. Rapid butt joint of two paths of fluid is achieved, the two paths of butt joint faces are coaxially designed, and the butt joint precision requirement is lowered.

The utility model relates to the technical field of hardware for doors, and discloses a door stopper, which comprises a door stopper seat, a door stopper and a door stopper, the damper is fixedly arranged in the mounting groove; the spring bolt is hinged in the mounting groove through a first shaft, and a limiting groove is formed in the outer end of the spring bolt; one end of the connecting rod is hinged to the telescopic end of the damper through a second shaft, and the other end is eccentrically hinged to the spring bolt through a third shaft; the first spring is arranged in the mounting groove and applies acting force towards the spring bolt to the telescopic end; a limiting shaft capable of entering the limiting groove is arranged on one side of the door suction head; when the third shaft is located on one side of the connecting line of the first shaft and the second shaft, the limiting groove faces the limiting shaft. When the door stopper seat and the door stopper head get close to each other, the limiting shaft enters the limiting groove and drives the spring bolt to rotate until the third shaft is located on the other side of the connecting line of the first shaft and the second shaft. According to the door stopper, large impact force generated on the door stopper head and the door stopper seat during locking can be reduced, and meanwhile the door stopper is simple in structure, small in size and low in manufacturing cost.

The utility model belongs to the vending machine technical field, concretely relates to a four -way vending machine, including the support plate of one side in the box, be equipped with locking mechanism between support plate, with box fixed connection, locking mechanism includes the base of installation motor and fixed part, be equipped with the stop piece on fixed part, and the cam of motor connection and the locking piece of left and right movement by the cam drive, through the locking piece of cam drive and spring cooperation, can realize with the stable locking and quick unlocking of vending door clamping support, spring is in normal state when locking, provides the stable locking force of continuous, when unlocking, spring compression, it is convenient for quick reset, effectively prevent the stolen goods, guarantee vending machine safety, through the locking piece of cam drive and spring cooperation, can realize with the stable locking and quick unlocking of vending door clamping support.

The invention relates to the technical field of servers, and discloses a drawing type case which comprises a shell, an internal mechanism and a locking mechanism. The internal mechanism is connected in the shell in a sliding manner; the locking mechanism comprises a lock body and a spring bolt, the lock body is arranged on the inner side wall of the shell, one end of the spring bolt is fixed to the internal mechanism, and the other end of the spring bolt is in sliding fit with the lock body; when the internal mechanism is subjected to pressing acting force for pressing the interior of the shell, the spring bolt has a locking state of being locked with the lock body; after the internal mechanism is subjected to the pressing acting force for pressing towards the interior of the shell again and is subjected to the drawing acting force for drawing towards the exterior of the shell, the spring bolt has an unlocking state for unlocking the lock body, the locking and unlocking process is simplified, locking and unlocking between the internal mechanism and the shell can be achieved without assistance of external tools, and the locking and unlocking efficiency is improved. And the locking and unlocking efficiency between the internal mechanism and the shell is remarkably improved.

The invention discloses a multifunctional traditional Chinese medicine acupoint pressing massage rehabilitation physiotherapy device, and belongs to the technical field of traditional Chinese medicine rehabilitation physiotherapy. The problems that an existing device is non-adjustable in height, poor in massage effect, inconvenient to turn over, insufficient in stability, not capable of effectively limiting a bed board and poor in head supporting adaptability are solved. According to the technical scheme, the bed comprises a bed frame, a rectangular bed board, a lifting assembly, a massage assembly and a connecting assembly; the top of the bed frame is rotatably connected with the two rectangular bed plates through a connecting assembly, the connecting assembly comprises a rotating shaft I, a rotating shaft II, a servo motor I and a servo motor II, and a limiting top plate is arranged on the side face of the bed frame; a lifting assembly is arranged below the bed frame and comprises a scissor lift, universal wheels with brakes and a threaded rod anti-skid structure; a massage assembly is arranged in the rectangular bed board and comprises an electric push rod, a trapezoidal block, a sliding supporting plate and a pressing protrusion. The head supporting plate is provided with symmetrical head receding holes and provided with sponge pads. The device is mainly used for traditional Chinese medicine acupoint pressing, massaging and rehabilitation physiotherapy, the use comfort and stability can be improved, and the burden of workers is relieved.

The utility model discloses a vehicle charging socket, comprising a socket main body, the socket main body is provided with a charging port, the charging port is internally provided with a plurality of lead jacks, the charging port is used for butt joint with a charging plug, the socket main body is internally provided with a sliding member and a protection door, and the sliding member is provided with a plurality of lead jacks. The sliding piece is arranged on the socket main body and is in transmission connection with the protection door; the protection door is arranged in the socket main body in a sliding manner so as to close or open the wire jacks in the sliding process; the sliding piece is provided with a mistaken opening part, the protection door is provided with a limiting part, and the mistaken opening part stops the limiting part, so that the protection door is located at the position where the wire jack is closed; the sliding piece moves to relieve the stopping state of the mistaken opening part and the limiting part, then the sliding piece drives the protection door to slide, and the wire jack is opened. The unlocking device has the advantages that the mistaken opening part and the limiting part are arranged in the scheme and are arranged on the sliding piece and the protection door respectively, unlocking and driving of the protection door to be opened are achieved through the sliding piece, when the sliding piece moves, unlocking is conducted firstly, then the protection door is pushed to move, the unlocking step and the pushing step are more coherent, and the unlocking effect is better. And moreover, the situation that the positions of the two sliding parts need to be accurately controlled in the prior art is avoided, so that the mounting precision is also reduced, and the assembly efficiency is favorably improved.

The application belongs to the technical field of electronic welding auxiliary, and discloses a multi-angle adjustable circuit board welding device, which comprises a supporting mechanism, a limiting mechanism and a ball hinge head.The supporting mechanism comprises a base and a support, the support is fixedly installed above the base, the limiting mechanism is arranged on the supporting mechanism, the ball hinge head is arranged in the limiting mechanism, and a circular hole is formed in the bottom of the ball hinge head.The ball block extrusion realizes primary locking, and the limiting rod inserted into the circular hole realizes secondary locking, so that the double locking mechanism ensures that the ball hinge head will not be loose during the welding process, the locking force is uniform and stable, the problem of insufficient locking force of the ball hinge in the prior art is solved, the hemispherical ball block is attached to the inner surface of the ball hinge head, a plurality of limiting components are annularly distributed at the bottom of the ball block, the stress is uniformly distributed during locking, single-point stress concentration is avoided, and the service life of the ball hinge is prolonged.

The utility model relates to the field of electric lock discloses an electric lock, including the casing and the lock catch that sets on the casing, the lock catch middle part articulates on the casing and the both ends of lock catch are respectively the locking end that is located the casing outside and the drive end that is located the casing inside, the drive end has the driving part that moves in connection, and the driving part is driven by the electric control part of setting on the casing and reciprocating translation and with its reciprocating translation drive drive end and turn over to realize the locking of lock catch or turn over to realize the unlocking of lock catch, the electric lock in driving part and drive end movable connection, therefore driving part reciprocating translation can directly drive drive end and turn over or turn over, reduces the possibility that lock catch cannot open smoothly.

The utility model discloses a steady type internet access safety lock, relates to internet access safety technical field, including lock portion and key, the lock portion includes the fixed mount that is used for embedding in the computer internet access, the fixed mount is hollow frame-shaped setting, the fixed mount is connected with the elastic clamping tongue, the top side of the elastic clamping tongue is provided with the clamping protrusion, the top side of the elastic clamping tongue is connected with the key, the key is connected with the key, and the key is connected with the key. A key clamping hole corresponding to the elastic clamping tongue is formed in the front side of the fixing frame in a penetrating mode. The key comprises a control part and an unlocking part which is connected to the control part and can penetrate through the key clamping hole to be matched with the elastic clamping tongue. A guide column corresponding to the key clamping hole is integrally formed on the inner side surface of the fixing frame, the guide column is of a columnar structure, and the extending direction of the guide column is consistent with the axial direction of the key clamping hole so that a channel used for guiding the unlocking part can be formed in the extending direction of the guide column. The guide column provides accurate guidance for insertion of the key, so that damage to the lock is reduced, and the unlocking process is ensured to be carried out smoothly.

The invention relates to the technical field of locks, in particular to a double-movable shifting shaft assembly of a motor lock body. The double-active shifting shaft assembly of the motor lock body comprises a shifting shaft which is used for rotating under the action of external force and is provided with at least one first driving structure; the unlocking structure is arranged on the shifting shaft in a sleeving mode so as to be in running fit with the shifting shaft, the unlocking structure is provided with at least one matching part, and the shifting shaft rotates under the action of external force, so that the first driving structure is connected with the matching parts, and the unlocking structure is driven to rotate to conduct mechanical unlocking action; and the second driving structure is connected with the motor, and the second driving structure is used for driving the unlocking structure to perform motor unlocking action. During mechanical unlocking, a clutch mechanism does not need to be disengaged by a motor speed reducer, the unlocking structure can be driven to rotate by directly shifting the shifting shaft, the unlocking action is completed, the lock body structure is greatly simplified, the manufacturing cost is reduced, meanwhile, the stability and reliability of the lock are improved, and the failure rate is reduced.

The utility model discloses an automobile bearing production rust-proof device which comprises a box body, a cover plate is detachably arranged on the upper end face of the box body, a supporting plate is detachably arranged in the box body, supporting rods are arranged on the left side and the right side of the upper end face of the supporting plate, and a plurality of sets of bearing bodies are detachably arranged on the two supporting rods. A plurality of partition plates are detachably arranged above the two bearing bodies on the same horizontal plane, through holes are symmetrically formed in the multiple partition plates corresponding to the supporting rods, mounting rods are arranged at the four corners of the lower end face of each supporting plate, and mounting holes corresponding to the multiple mounting rods are formed in the inner wall of the bottom end of the box body; the bottom end of the cover plate is provided with clamping sleeves corresponding to the two supporting rods and the partition plate at the topmost end, operation holes are formed in the two supporting rods, through the design of the partition plates, surface scratch or damage caused by mutual contact, collision or friction of the bearing body in the transportation, storage or treatment process is effectively prevented, and the precise surface of the bearing is protected to the maximum extent.

The utility model discloses a handle lock of reverse installation hidden switch, including handle main part and handle base, be equipped with transmission assembly in handle base, be equipped with with handle base connection's safety lock component in handle main part, realize opening through the mode of handle main body's rotation after handle main body's rotation of the unlocking of pressing rotating part while holding handle main body, the fixed of realization of the fixed of handle base in the connection end on handle main body inserts connection groove, and the process of unlocking is more smooth, through the multiple connection grooves of annular array setting, handle lock's fixation can be realized under the condition that handle rotates to multiple angles and releases the pressing piece, effectively solve the problem that handle is driven to close back when the sash is interfered by external force or is accidentally closed or droops due to the factors such as the weight of multiple sash glass, control the pressing piece of safety lock component opening realizes hidden design, reduce the possibility of child's accidental touch unlocking, play the stable protection effect.

The application discloses a vehicle collision redundancy unlocking system, method and vehicle, and belongs to the technical field of vehicle control. The system comprises a redundancy power supply unit and a driving module. The redundancy power supply unit is used for supplying power to a vehicle body control module, a main power supply unit and a door lock motor of the vehicle when the vehicle is in collision. The driving module is used for controlling the redundancy power supply unit to disconnect with the main power supply unit according to the whole vehicle power supply loop state of the vehicle when the vehicle is in collision, so that the redundancy power supply unit is effectively isolated from an external power grid, the negative influence of the external power grid on the voltage of the redundancy power supply unit is reduced, the voltage stability of the redundancy power supply unit is improved, and the door lock motor is controlled according to the door control state of the vehicle body control module, so that the door is directly driven to be unlocked when the vehicle body control module cannot unlock the door, thereby ensuring that the door is smoothly unlocked after the vehicle is in collision, and the redundancy unlocking precision of the door is improved.

The utility model relates to important article storage cabinet technical field, especially important article storage cabinet, including cabinet, be equipped with display screen, camera, fingerprint appearance and external RFID card reader on the cabinet, still be equipped with a plurality of storage bin on the cabinet, every storage bin all is equipped with the built -in RFID module that is electric connection with external RFID card reader, every storage bin all is equipped with the door, connecting component and electric control lock, the door is rotatoryly connected with the storage bin through connecting component, the electric control lock is used for locking or unlocking the door, and the electric control lock is installed in the side of storage bin through the connecting piece, the cabinet is still fixed with the support in, be equipped with a plurality of mounting plate for the electric control lock installation on the support, the mounting plate is arranged on the support along the position distribution of a plurality of storage bin, the utility model can firmly install electric control lock, guarantee the smooth unlocking of electric control lock, still prevent electric control lock from being dismantled more, and the safety performance is better.

This application provides a linked giant screen installation structure, relating to the field of screen splicing technology. It includes a fixed frame with lifting devices at both ends, a lifting plate between the two lifting devices, two insertion boxes fixedly mounted on the rear end of the lifting plate, a screen panel mounted on the front end of the lifting plate, and two insertion rods fixedly mounted on the rear end of the screen panel. The rear end of each insertion rod is installed in a corresponding insertion box. A positioning plate is fixedly mounted on the rear end of the lifting plate, positioned between the two insertion boxes. Auxiliary springs are fixedly mounted on both ends of the positioning plate, and a moving rod penetrating the insertion box is fixedly mounted on the other end of each auxiliary spring. Each moving rod has a limiting groove. This device automatically completes the snap-fit ​​fixing using the elastic force of the auxiliary springs, is simple to operate, and has a fast installation speed. Furthermore, pressing the two moving rods towards each other releases the snap-fit ​​limit, allowing for quick disassembly of the screen panel.

The application provides an anti-impact unlocking padlock, which comprises a lock body, a locking lever, a lock cylinder, a driving wheel and a lock hook. The locking lever is movably arranged on the lock body and has a locking position and an unlocking position. The lock cylinder is rotatably arranged on the lock body and is connected with the driving wheel. The locking lever is provided with a first groove, and the driving wheel comprises a crank pin located in the first groove. The lock body is provided with a limiting protrusion, and the tail end of the locking lever is provided with a second groove. In the locking position, the limiting protrusion is arranged in a dislocation mode with the second groove, and the limiting protrusion prevents the locking lever from moving to the unlocking position when the locking lever is impacted by external force. The application is beneficial to improving the safety of the padlock.

The utility model discloses a vehicle charging socket, which comprises a socket main body, a charging port is arranged on the socket main body, a plurality of lead jacks are arranged in the charging port, the charging port is used for being butted with a charging plug, the socket main body is provided with a sliding piece and a protection door, and the protection door comprises two door bodies which are arranged in a crossed manner. The same ends of the two door bodies are rotationally connected with the socket main body, and the wire jacks are opened or closed in the rotating process of the protection door; the sliding piece is arranged on the socket main body and is in transmission connection with the intersection of the two door bodies; one of the sliding piece and the door body is provided with a mistaken opening part, the other one is provided with a limiting part, and the mistaken opening part stops the limiting part, so that the protection door is located at the position of closing the wire jack; the sliding piece moves to release the stopping state of the mistaken opening part and the limiting part, then the sliding piece drives the protection door to rotate, and the wire jack is opened. The utility model has the advantage of solving the problems that the matching is not smooth and the locking mechanism cannot play a role because the protection door and the locking mechanism are separately arranged at present. According to the scheme, the two door bodies are crossed and the same ends are rotationally connected with the socket main body, so that the size of the socket is reduced. When the sliding piece moves, the sliding piece is unlocked firstly and then pushes the protection door to move, so that the unlocking and pushing steps are more coherent, the mounting precision is also reduced, and the assembly efficiency is improved.

The invention relates to a quick dismounting device suitable for an exoskeleton protection module and a using method of the quick dismounting device, belongs to the technical field of exoskeletons, and solves the problem that in the prior art, dismounting and mounting between an existing exoskeleton structural part and a protection module are inconvenient. The quick release device suitable for the exoskeleton protection module comprises the quick release protection module and a quick release locking mechanism, the quick release protection module comprises a protection lining plate and a quick release mechanism, the protection lining plate and the exoskeleton module are arranged on the two sides of the quick release mechanism respectively, and the quick release locking mechanism is arranged in the quick release mechanism. According to the invention, rapid disassembly and rapid assembly between the exoskeleton structural member and the protection module can be realized through the rapid disassembly locking mechanism, the connection is firm and reliable, and the load can be effectively transmitted, so that functional modularization of each part is realized, a wearer can disassemble and assemble the protection module more conveniently, the wearing operation convenience and the maintenance economy are improved, and the safety of the wearer is improved. And meanwhile, the maneuverability and the flexibility under the emergency condition are enhanced.

The utility model belongs to the technical field of battery module welding, and particularly provides a laser welding copper nozzle quick-changing mechanism which comprises a rack and a single pressing plate assembly. The single pressing plate assembly comprises a mounting plate and a plurality of copper nozzles; the copper nozzle is arranged on the mounting plate; the mounting plate is arranged on the rack and is in sliding connection with the rack; locking structures are arranged on the two sides of the rack, and each locking structure comprises a locking part which is used for being matched with limiting parts arranged on the two sides of the mounting plate so as to achieve the locking and unlocking effects on the mounting plate. According to the utility model, the plurality of copper nozzles are integrated on the mounting plate, and the locking mechanism is matched with the mounting plate to realize locking and unlocking of the mounting plate, so that quick replacement of the copper nozzles in batches is realized, the structure is simple and convenient, and the efficiency is high.

The utility model discloses a vehicle charging socket, which comprises a socket main body, the socket main body is provided with a movable part arranged in a sliding manner and a protection door arranged in a swinging manner, the movable part is in transmission connection with the protection door, and the protection door closes or opens a pin jack in the swinging process; the movable part is provided with a mistaken opening part and a first limiting part, the socket main body is provided with a stopping part, the protection door is provided with a second limiting part, the mistaken opening part stops the second limiting part, and the stopping part stops the first limiting part, so that the protection door is located at the position where the pin jack is closed; the movable part moves towards the bottom of the charging port to relieve the stopping state of the second limiting part and the mistaken opening part and relieve the stopping state of the abutting part and the first limiting part, then the movable part moves towards the direction away from the charging port to drive the protection door to swing, and the pin jack is opened. The movable part forms a dual protection mechanism, the protection door is prevented from being opened accidentally, and the linkage relation formed between the movable part and the protection door also enables the linkage of the unlocking process and the driving process to be smoother.

The invention discloses an aluminum clamp, and belongs to the technical field of clamps. One ends of the mother hoop and the son hoop are hinged, and the other ends of the mother hoop and the son hoop are free ends; the free ends of the two are encircled to form a hoop which is arranged in an annular structure; the buckle assembly comprises a buckle plate and a linkage rotating assembly, one end of the linkage rotating assembly is rotatably installed at the free end of the mother clamp, the other end of the linkage rotating assembly is rotatably connected with the buckle plate, and when the clamps are locked, the buckle plate rotates through the linkage rotating assembly, so that the buckle plate is in locking fit with the outer sides of the son clamp and the mother clamp; when the clamp is unlocked, the buckle plate rotates reversely through the linkage rotating assembly, so that locking matching between the buckle plate and the outer sides of the son clamp and the mother clamp is relieved, and unlocking of the clamp is achieved. The buckle plate can be accurately in locking fit with the outer sides of the primary clamp and the secondary clamp during locking, the locking and unlocking process is smoother and more effective, and the purpose of quick disassembly and assembly is achieved.

The invention relates to the field of pressing unlocking mechanisms, in particular to a heat knife unlocking mechanism, an installation method and a satellite. The hot knife unlocking mechanism comprises a first device used for being fixedly connected with a first component; the second device is used for being fixedly connected with a second component; the rope is wound outside the first device and the second device and locks the first device and the second device; and the hot knife assembly is slidably connected with the first device, abuts against the inner side of the rope and is used for heating and fusing the rope. The first component and the second component are locked through rope locking. By means of the first device, the hot knife assembly can slide on the first device, the hot knife assembly can move outwards from the inner side of the rope, the rope is heated and fused to achieve unlocking, impact force is small in the unlocking process, the rope is fused from inside to outside, the fused surface of the rope can be more tidy, and the service life of the rope is prolonged. Unlocking lagging caused by expansion of the fusing face of the rope is effectively avoided, the unlocking process is smoother, and the heat knife unlocking mechanism has higher safety.