664 results about "Locked plate" patented technology

A faucet includes a valve cartridge configured to control a flow of water and a structure that supports the valve cartridge. The structure includes a mount having a concave portion and a smooth portion positioned adjacent to the concave portion. The structure includes a lock plate that detachably couples to the mount, in which the lock plate has a convex portion. The convex portion of the lock plate interfaces with the concave portion of the mount in a first rotational position to secure the lock plate relative to the mount. The lock plate slides along the smooth portion in a second rotational position.

The invention relates to a locking device (1) for containers, doors, cabinets, furniture, or the like, which locking device has a lock plate (4), on which a combination lock (7), which has setting wheels (9), and a secondary lock (8) are arranged, and a stator (3), in relation to which the lock plate (4) having the combination lock (7) and the secondary lock (8) is rotatably arranged, the lock plate (4) having the combination lock (7) arranged thereon and with the secondary lock (8) arranged thereon being able to freely rotate 360 degrees relative to the stator (3) in the locked state of the locking device (1). In order to indicate opening of the locking device (1) by actuation of the secondary lock (8) to a person possessing the opening code of the combination lock (7), according to the invention, when the locking device (1) is opened by means of the secondary lock (8), the setting wheels (9) and coupling hubs (11) of the combination lock (7), which coupling hubs are associated with the setting wheels and can be axially moved relative to the setting wheels, can be uncoupled and an opening code of the combination lock (7) can be reset from an opening code set by means of the secondary lock (8) at the time of the opening of the locking device (1) to a specified factory code.

A reversible lockplate and a mating interface for securing a first container relative to a second container in a stacked configuration along a stacking direction are provided. A reversible lockplate includes: a planar body having a plurality of slots configured to receive respective portions of the first container; an articulation mechanism configured to rotate 180 degrees about an articulation axis; and at least one biasing member, the at least one biasing member configured to exert a biasing force on the planar body in a first direction when the reversible lockplate is in a first orientation and in a second direction when the reversible lockplate is in a second orientation. Actuation of the articulation mechanism may cause the reversible lockplate to transition between the first orientation and the second orientation.

The utility model belongs to the technical field of new energy automobile charging devices, and particularly relates to a locking structure and an European standard adapter, the locking structure comprises a rotating seat, a base, a lock plate, an elastic sheet, a slide rail, a first reset piece and a second reset piece, the slide rail and the rotating seat are arranged on the base; the lock plate is provided with a first end and a second end which are opposite in the length direction, the middle of the lock plate in the length direction is rotationally connected to the rotating seat, a rotating shaft of the lock plate extends in the first direction, and a lock catch is arranged at the first end and used for being connected with a first external device in a buckled mode; the first reset piece is arranged between the base and the lock plate, and the first end tends to move towards the base under the acting force of the first reset piece; the sliding rail extends in the second direction, the elastic piece is connected with the sliding rail in a sliding mode, the elastic piece can slide between a first preset position and a second preset position, and the elastic piece tends to move away from the first preset position under the acting force of the second reset piece. According to the utility model, the unlocking step after the new energy automobile is charged is simplified.

The utility model relates to the technical field of electric energy metering boxes, and discloses an electric energy metering box with a safety protection device, which comprises a box body, the outer wall of the box body is rotatably connected with a sealing cover, the outer wall of the sealing cover is fixedly connected with a lock plate, the outer wall of the lock plate is fixedly connected with a lock catch, and the lock catch is fixedly connected with the safety protection device. A lock head penetrates through the outer wall of the lock catch, a sealing strip is fixedly connected to the outer wall of the sealing cover, an electric energy meter is fixedly connected to the inner wall of the box body, and a sealing assembly is arranged in the box body. According to the electric energy metering box with the safety protection device, a push plate on the box body is covered by a sealing strip, so that the push plate ejects a baffle open, a rotating rod rotates to enable the sealing plate to rotate to block a gap between a sealing cover and the box body, the sealing cover is attached to the sealing plate at the moment, a telescopic clamping block is clamped with a clamping groove, and water leakage is prevented; and the sealing cover can be opened only when the handle is pressed.

The utility model provides an electricity larceny prevention electric energy metering box which comprises a box body, a box door is arranged at the front end of the box body in a rotating opening and closing mode, a plurality of sliding rails are arranged on one inner side wall of the box body, a pressing block is arranged on the sliding rails in a sliding mode, a box door lock is arranged on one side of the box door, a lock plate is arranged at one end, penetrating through the box door, of the box door lock, and an inserting groove used in cooperation with the lock plate is formed in one side of the pressing block. A surrounding plate is arranged on the edge of the front end of the box body in an inward extending mode, a switch is arranged at the rear end of one side of the surrounding plate, movable holes are formed in the top and the bottom of the switch, ejector rods are movably arranged in the movable holes, springs are arranged in the movable holes, and an alarm is arranged at the rear end of the top of the surrounding plate. The lock plate is rotationally inserted into the insertion groove, when the box door is pulled outwards, the lock plate drives the pressing block to press the switch, the switch starts the alarm, the ejector rod supports the pressing plate through the elastic force of the spring, the pressing block can be displaced only by large force, and therefore the situation that the alarm is triggered due to the influence of the environment can be avoided.

The utility model discloses a special device for press-fitting a bottle cap of a powdered ink packaging bottle, which comprises a rack, a bottle body locking mechanism and a bottle cap press-fitting mechanism, and the bottle body locking mechanism and the bottle cap press-fitting mechanism are both arranged at the top of the rack; the bottle body locking mechanism comprises a bottom plate assembly welding piece, a lock plate pull rod assembly welding piece and a lock plate assembly welding piece, the bottom plate assembly welding piece is arranged at the top of the rack, and the lock plate pull rod assembly welding piece is arranged on the bottom plate assembly welding piece in a sliding mode. The powdered ink packaging bottle press-fitting device has the advantages that the rack provides a supporting effect for the whole device, in the using process, after a bottle body of a powdered ink packaging bottle is fixed through the bottle body locking mechanism and a bottle cap is placed, the bottle cap can be pressed on a bottle opening through the bottle cap press-fitting mechanism, the whole device is easy to operate, the whole press-fitting operation can be completed by a single person, labor intensity is low, and production efficiency is high. The operation efficiency is high, and the press-fitting operation can be quickly and efficiently completed; the whole device completes press fitting operation through a mechanical structure, it can be guaranteed that the press fitting operation force is uniform, and the press fitting quality can be effectively guaranteed.

The utility model relates to the technical field of locks, in particular to a lifting type luggage lock which comprises a lock shell, a locking mechanism, an unlocking piece, a lock plate and a swing block, the lower end portion of the swing block is hinged to the lock shell, the upper end portion of the swing block is hinged to the middle of the lock plate, and a lock hook portion is arranged at the front end portion of the lock plate. During unlocking, the whole lock plate swings forwards with the swing block as a fulcrum shaft so as to be lifted relative to the lock shell. During locking, the whole lock plate swings backwards with the swing block as a fulcrum shaft and is attached to the lock shell downwards. The locking mechanism clamps the locking plate to keep locking; after a correct instruction is input into the locking mechanism, limitation on the lock plate can be relieved by operating the unlocking piece through external force. Compared with the prior art, the lock plate can hook the opening and closing two sides of the luggage to be close to each other, so that the opening and closing two sides of the luggage are combined more tightly, and the luggage is not easy to be unlocked maliciously.

The invention discloses a safe operation method for an aerial operation robot to quickly release an overhead line and a pressing walking device and an emergency quick release mechanism thereof, and has the advantages that the pressing walking device is integrated with the emergency quick release mechanism, a rotating seat of the emergency quick release mechanism is hinged with a fixed seat, and a torsion spring is sleeved on a hinge shaft; the two torsion springs are arranged on the two sides of the rotating base respectively, the two ends of each torsion spring abut against the fixed base and the rotating base respectively, the electromagnet is installed on the rotating base, and the pressing mechanism is installed below the rotating base. An iron core of the electromagnet extends out to be locked with the lock plate in a normal state, the pressing walking device can work normally, when an emergency occurs, the electromagnet can quickly act to enable the iron core of the electromagnet to retract to be unlocked from the lock plate, and at the moment, under the acting force of the torsion spring, the rotating seat immediately bounces and rotates to drive the pressing mechanism to quickly eject outwards to be opened so as to release the overhead line. The aerial operation robot can lift off and break away in time, so that damage is avoided.

The utility model relates to the technical field of caps, and discloses an adjustable cap which comprises a peaked cap, an adjusting belt is fixedly connected in the peaked cap, one end of the adjusting belt is fixedly connected with a frame, and a locking assembly is arranged in the frame. The locking assembly comprises a locking plate, one side of the locking plate is rotationally connected into the frame, an adjusting groove is formed in the frame, the adjusting belt is arranged in the adjusting groove in a penetrating mode, an open groove is formed in the frame, a locking groove is formed in the frame, and a toothed plate is fixedly connected to the bottom of the locking plate. According to the adjustable cap, the position of the frame on the outer wall of the adjusting belt is adjusted, the adjusting belt is shortened, then the head circumference of the peaked cap is adjusted, only the locking plate and the frame need to be buckled during locking, the clamping block in the locking plate and the locking groove are embedded for locking, the effect of rapidly adjusting the head circumference of the cap is achieved, and the problem that the head circumference of the cap cannot be adjusted rapidly during traditional buckle adjustment is solved. Therefore, the convenience of the adjustable hat is improved.

The invention discloses automatic copper material welding equipment based on a robot, and relates to the technical field of welding, the automatic copper material welding equipment comprises a robot body and a workbench, the end part of the robot body is fixedly connected with an end part frame, one side of the end part frame is fixedly connected with a mounting block, and the outer side of the mounting block is provided with a damping butt joint mechanism. The automatic copper material welding equipment based on the robot has the beneficial effects that when a welding gun body is installed, the welding gun body penetrates through a butt joint sleeve, clamping plates extrude and fix the welding gun body under the action of extrusion spring rods, after preliminary fixing, a positioning sliding block is rotated into a positioning connecting hole, fixing of the positioning sliding block is completed, and the welding gun body is fixed through the butt joint sleeve; and at the moment, the damping spring is in a compressed state, then the end of the welding gun body is fixed between the two locking plates, secondary fixing of the welding gun body is completed, primary fixing and secondary fixing improve the mounting firmness of the welding gun body, separation of the welding gun body in the operation process is avoided, and the using safety of the welding gun body is improved.

The present invention discloses a high-voltage complete power distribution cabinet, and the technical scheme adopted includes: a cabinet, a chassis vehicle arranged in the cabinet, and a middle door hinged at the middle of the cabinet, the chassis vehicle includes a base, a front beam arranged at the front end of the base, and rollers arranged at both sides of the base, the cabinet is provided with tracks matching with the rollers on both sides, the rear end of the track is provided with a lock hole, the front beam is provided with a first lock pin matching with the lock hole on both sides, and the first lock pin is provided with a handle extending from the first long hole of the front beam. The advantages are as follows: when the middle door is closed, the first lock pin can be inserted into the lock hole to completely lock it, and the second lock pin can be moved away from the lock plate to complete unlocking, realizing linkage operation, making the operation simpler and safer.

A cargo handling system is disclosed herein. The cargo handling system includes a ball panel for moving and storing cargo and a cargo restraining device disposed within the ball panel. The cargo restraining device includes a base, a cam head having a rounded base portion, the rounded base portion having a lock slot formed therein, a shaft securing the cam head to the base, and a spring-loaded lock plate configured to engage the lock slot.

The invention belongs to the field of controllers, and provides an anti-theft intelligent motor-pumped well controller which comprises a controller body, an outer protection assembly and an anti-theft assembly, the outer protection assembly comprises a buried pipe and a supporting cylinder, the top of the supporting cylinder is a diagonal plane, and the diagonal plane is used for installing the anti-theft assembly and the controller body; the anti-theft assembly comprises a mounting piece, a panel piece, an anti-explosion glass cover and a coded lock assembly, an alarm is arranged on the inner top of the anti-explosion glass cover, the caliber of the bottom edge of the anti-explosion glass cover is larger than that of a panel opening, and the anti-explosion glass cover is pressed above the mounting piece from top to bottom through the main panel; the coded lock assembly comprises an upper lock hole set arranged in the twelve clock directions of the main panel, a lock plate located between the main panel and the mounting cover and a lower lock hole set arranged on the mounting cover, and the upper lock hole set, the coded hole set and the lower lock hole set are connected through code bolts and decryption bolts. The anti-theft lock is reasonable in design, good in integration, good in anti-theft performance, high in practicability, high in utilization rate and suitable for large-scale popularization.

The invention relates to a switch cabinet with an interlocking mechanism, which comprises a mounting base and a switch cabinet door, a circuit breaker mechanism and an isolation grounding mechanism are arranged on the mounting base, and the isolation grounding mechanism comprises an isolation shaft and a grounding shaft which are rotatably arranged on the mounting base. The circuit breaker mechanism comprises an opening and closing shaft and an interlocking assembly used for locking or unlocking the switch cabinet door, the circuit breaker mechanism further comprises a lock plate fixed relative to the opening and closing shaft and a guide piece arranged on the mounting base in a sliding mode, and the interlocking assembly comprises a lock piece arranged on the mounting base in a sliding mode. And the lock plate is directly or indirectly pressed against the guide piece or the lock piece after rotating. According to the technical scheme, the isolation shaft, the grounding shaft and the driven shaft are integrated on the same mounting base, the linkage assembly is arranged to achieve three-shaft linkage, and mechanical interlocking between the isolation shaft and the grounding shaft can be achieved in cooperation with the blocking part on the isolation piece.

The utility model discloses a clamping groove fixed type camera support, which comprises a support body, a clamping seat, a quick release plate and a locking plate, the clamping seat is arranged above the support body, the quick release plate is arranged in the clamping seat, a first clamping groove is arranged on the outer wall of one side of the quick release plate, a second clamping groove is arranged on the outer wall of the other side of the quick release plate, and the locking plate is arranged in the first clamping groove. The locking plate is installed on the outer wall of the clamping seat at the position of the second clamping groove through a rotating shaft, a second clamping block is arranged on the inner wall of the locking plate, the second clamping block is connected with the second clamping groove in a clamped mode, a rectangular groove is formed in the inner wall of the clamping seat at the position of the first clamping groove, and a spring is installed on the inner wall of one side of the rectangular groove. A first clamping block is fixed to one end of the spring and connected with the first clamping groove in a clamped mode. The camera can be quickly disassembled and assembled, the operation is simple and convenient, and the installation is stable and reliable.

The invention provides a full-automatic self-locking trailer tail hook in order to solve the problems that an existing trailer hook is unstable in self-locking performance and short in service life, and the full-automatic self-locking trailer tail hook comprises a trailer hook body, a driving part and a self-locking structure. The self-locking structure comprises a self-locking plate, a limiting plate, a rotating piece, a self-locking pin and a rotating shaft; the rotating shaft is in transmission connection with the driving piece; the self-locking plate is fixedly arranged on an external frame; the rotating piece is rotationally arranged on the outer side of the rotating shaft and is further fixedly connected with the tow hook; the limiting plate is fixedly arranged on the outer side of the rotating shaft and located between the rotating piece and the self-locking plate. A waist-shaped hole is also formed in the rotating piece; the self-locking pin penetrates through the arc-shaped hole and enters a groove formed in the self-locking plate; the two ends of the arc-shaped hole correspond to the two ends of the kidney-shaped hole. The self-locking plate is provided with an arc-shaped groove corresponding to the far end in the kidney-shaped hole, the self-locking plate is further provided with a self-locking hole communicated with the groove, and the other end of the self-locking hole faces the axis of the rotating shaft. Therefore, rotation self-locking is achieved, and the service life and the self-locking effect are guaranteed.

The utility model discloses an automatic opening and closing type sun hat, and belongs to the technical field of sun hats. The hat mainly comprises a hat body, the hat body is composed of a hat top and a hat brim, the hat top and the hat brim are connected in a sewing mode, the bone beam is arranged on the edge of the hat brim, the toggle clip mechanism is installed on the edge of the hat brim and provided with a fixing clamp arranged on the hat brim, a movable clamp is hinged to the side portion of the fixing clamp, and a lock catch is hinged to the fixing clamp. The lock catch and the movable clamp are symmetrical, the lock catch is composed of a buckling and pressing plate located on the outer side of the fixed clamp and a lock plate located on the inner side of the fixed clamp, the lock plate abuts against the movable clamp, the cap body is suitable for being folded under the cooperation of a bone beam to form a three-ring type structure, and the movable clamp is suitable for being matched with the fixed clamp to lock the folded cap body. According to the automatic opening and closing type sun hat, the problem that the sun hat is inconvenient to store is solved.

The utility model provides an interlocking mechanism for a grounding switch and a switch cabinet, and the interlocking mechanism comprises a lock plate which can rotate between an avoiding position and a blocking position, when the lock plate is located at the avoiding position, the lock plate can prevent a rear door from being opened, and when the lock plate is located at the blocking position, the rear door can be opened; when the locking block is located at the first position, the locking block stops the operation main shaft from rotating so as to enable the grounding switch to be kept in a closed state, and when the locking block is located at the second position, the operation main shaft can rotate; the transmission part is connected between the lock plate and the locking block, the locking block is located at the first position when the lock plate is located at the avoiding position, and the locking block is located at the second position when the lock plate is located at the blocking position. According to the interlocking mechanism for the grounding switch, the locking plate and the locking block are arranged, and the two parts are connected through the transmission piece, so that the locking plate can be close to the rear door, the locking block can be close to the grounding switch, and the interlocking reliability is further improved.

The utility model discloses an unmanned helicopter tripod which comprises a supporting seat and supporting legs, and the supporting seat is used for supporting an unmanned helicopter; one ends of the supporting legs are hinged to the two sides of the supporting base through locking assemblies, and the other ends of the supporting legs are hinged to a supporting plate. Wherein the locking assembly comprises a lock catch and a lock plate, the lock catch is connected with the supporting foot, the lock catch is used for being fixed to the lock plate through a lock rod, the lock rod is installed on the lock plate in a sliding mode through an elastic piece and used for extruding the lock catch and then fixing the lock catch to the lock plate, and the lock catch is used for extruding the lock rod to be disengaged from the lock plate after rotating along with the supporting foot. The lock plate is of a U-shaped structure, the end face of the lock plate is fixedly connected with the side wall of the supporting base, and the lock catch is used for being screwed into the lock plate along with the supporting foot. The utility model aims to solve the problems that the use cost of a user is high and the operation is tedious because the tripod of the unmanned aerial vehicle in the prior art is stored by using a complicated structure.

The utility model relates to a quick connection type combined disc spring which is provided with a first disc spring and a second disc spring which are oppositely arranged, the upper end of each first disc spring is provided with a first connecting part, the lower end of each first disc spring is provided with a first extending part, the lower end of each second disc spring is provided with a second connecting part, and the upper end of each second disc spring is provided with a second extending part. A plurality of locking devices are arranged between the first extending part and the second extending part, each locking device comprises a locking rod, a plurality of spring bolts and a locking assembly, a first sliding groove is formed in the first extending part, a lifting sliding groove is formed in the inner wall of the first sliding groove, a locking groove is formed in the second extending part, and the locking assembly is arranged in the locking groove. The upper push block abuts against the bottom face of the lifting sliding block through sliding fit of the limiting sliding rod and the limiting sliding groove and continuous force application of the second reset spring, the spring bolts abut against the bottom face of the lock plate through fit of the upper push block and the lifting sliding block, and the first disc spring and the second disc spring are fixedly connected through fit of the spring bolts and the lock plate. The device is ingenious in structure, convenient and practical.

A vehicle door lock with anti-escape and anti-blocking functions comprises a carrier, a lock plate, a first unlocking member, a second unlocking member and a relay member rotatably connected to the carrier. The lock plate has a blocking block and a first blocked portion. The first unlocking member has a driven portion, a protruding column and a first blocking portion blocking the first blocked portion. The second unlocking member has a protruding arm, a second blocked portion and a second blocking portion blocking the protruding column. The relay member has a driving portion, a top portion and a third blocked portion. When the relay member is rotated, the top portion pushes the second unlocking member to release the protruding column, the first blocking portion leaves the first blocked portion to release the lock plate, the blocking block blocks the second blocked portion and the protruding arm blocks the third blocked portion. Thus, the anti-escape effect of preventing the first blocking portion from escaping or leaving the first blocked portion and the anti-blocking effect of preventing the first unlocking member from blocking the rotation of the lock plate are achieved.

The invention provides a filter part handle, a filter assembly with the filter part handle and an air conditioner, the filter part handle is used for the filter assembly of the air conditioner, the filter part handle comprises a handle part, the handle part is provided with a handle main body, and the handle main body is provided with a connecting part used for being connected with a filter part; the locking piece is movably arranged on the handle piece between a locking position and an unlocking position, the locking piece comprises a locking plate main body and a locking part connected with the locking plate main body, the locking part is suitable for being matched with a shell of the air conditioner at the locking position so as to lock the filter piece handle to the shell, and the locking part is separated from the shell at the unlocking position. According to the filter part handle, the locking part is arranged on the filter part handle, and when the locking part is at the locking position, the locking part can lock the filter part handle on the shell, so that the reliability of connection between the filter part handle and the shell can be improved, and meanwhile, the filter part handle can be locked only by simply moving the locking part from the locking position to the unlocking position. And the filter part handle can be detached from the shell.

The utility model relates to antenna shell injection mold technical field, a kind of antenna shell injection mold, including upper mould, the lower surface of the upper mould is provided with lower mould, cooling pipeline is opened in the upper mould and lower mould, the water inlet and outlet connector is fixedly connected in the water inlet and outlet end of cooling pipeline, the connecting mechanism that is convenient for quickly and external pipeline lock is provided on the water inlet and outlet connector, the lock plate is fixedly connected in the outer surface of water inlet and outlet connector, the sealing ring is fixedly connected in the outer surface of water inlet and outlet connector, the connector plug-in arrangement is in water inlet and outlet connector. The injection mold of the antenna shell, the water inlet and outlet connector is connected in the inlet and outlet end of cooling pipeline that is opened in the side of upper mould, the lock plate and sealing ring fixedly connected on the water inlet and outlet connector are connected with connector and jack, and water pipe is installed in the outer end of connector, to be connected with water inlet and outlet connector and cooling pipeline for the water pipe quickly to the temperature control of upper mould and lower mould.

A rotor locking device, comprising a lock plate body (1), telescopic assemblies (2), connecting plates (3), and locking assemblies (4). The lock plate body (1) comprises a rotor fastening portion (11) and locking box portions (12), wherein the rotor fastening portion (11) is provided with rotor connection holes (111) for connecting to a rotor, and each locking box portion (12) is provided with locking box fastening holes (121) for mounting the locking assemblies (4). The connecting plates (3) partially penetrate the inside of the locking box portions (12) and are connected to the locking box portions (12) by means of the telescopic assemblies (2); each connecting plate (3) is provided with a lock pin hole (31) matching a rotor lock pin and connecting plate fastening holes (32) for mounting the locking assemblies (4). The locking assemblies (4) pass through the locking box fastening holes (121) and the connecting plate fastening holes (32). The solution has advantages such as enabling fastening at any rotor azimuth angle. In addition, the present invention further relates to a usage method for the rotor locking device and a wind turbine.

A door assembly comprises a door panel with a plurality of lock bolt holes extending through an edge of the door panel; a lock plate with a plurality of lock plate holes, wherein the lock plate is coupled to the edge of the panel and each of the plurality of lock plate holes is aligned with a respective lock bolt hole of the plurality of lock bolt holes; and a removable trim plate coupled to the lock plate and disposed over the plurality of lock plate holes.

The invention relates to the technical field of medical equipment, in particular to a hand and foot hemostasis snap ring which comprises a flexible ring body, an adaptive adjusting opening is formed in the annular track of the flexible ring body, a variable part and a locking assembly are arranged in the adaptive adjusting opening, the two ends of the variable part are connected with the two ends of the adaptive adjusting opening, and the locking assembly is connected with the variable part. The locking assembly comprises a lock catch connected to one end of the adaptive adjusting opening, a top pressing type lock plate is arranged at the inner side end of the lock catch, a spring bolt is connected to the outer side end of the lock catch in a rotating mode, the locking assembly further comprises a locking belt connected to the other end of the adaptive adjusting opening, the free end of the locking belt is inserted into the lock catch, and the free end of the locking belt is connected with the lock catch in a rotating mode. The tail end of the spring bolt abuts against the back face of the lock belt, the locking function is achieved, and back supporting force is provided when the cutter forcibly cuts off the lock belt. Sleeving can be completed with one hand, pressing and locking can be completed by tensioning the locking belt, the device is particularly suitable for self-rescue or rescue in narrow space, and locking, loosening and forced cutting are all convenient to operate.

The utility model relates to a cushion lock, including mounting plate, lock catch mechanism and unlocking mechanism, the mounting plate is equipped with the opening that is used for the cushion bolt to insert, the lock catch mechanism includes lock plate and limit plate, lock plate and limit plate all pass through the articulated shaft and be articulated to the one side of mounting plate, the lock plate is equipped with the lock slot that corresponds to the opening position, and the lock slot is equipped with the lock catch mechanism and the unlocking mechanism. A limiting plate is arranged on one side of the mounting plate, a stop block is arranged at the position, close to the limiting plate, of the locking plate, a limiting block which abuts against and is matched with the stop block when the locking plate conducts locking operation is arranged on the limiting plate, and the unlocking mechanism can drive the limiting plate to rotate so that the limiting block can be disengaged from abutting against the stop block to achieve unlocking operation. A detection assembly is arranged in the shell and located on the movement track of the lock plate, an abutting portion is arranged on the lock plate, and when the lock plate rotates, the detection assembly is triggered by the abutting portion to send out a feedback signal. By the adoption of the technical scheme, after the cushion lock is locked or unlocked, the lock plate can touch and press the detection assembly so that the detection assembly can trigger a signal, and therefore a user can know that locking or unlocking is completed.