63results about How to "Achieve the purpose of unlocking" patented technology

A lock head of an anti-theft lock comprises a lock cylinder sleeve, a lock cylinder and a return device. The lock cylinder is provided with a key slot, inner marble holes, left inner installation holes and right inner installation holes, the key slot comprises an upper slot body, an arc-shaped slant contract slot body and a lower slot body, and the arc-shaped slant contract slot body is located between the upper slot body and the lower slot body; the lock cylinder sleeve is provided with a lock cylinder hole, outer marble holes, left outer installation holes and right outer installation holes, and a bilateral gap s, a bilateral gap t and a bilateral gap u are unequal to one another; the lock cylinder is installed in the lock cylinder hole formed in the lock cylinder sleeve, upper springs, upper flat head marbles and upper half round head marbles are sequentially arranged in the outer marble holes and the inner marble holes, and the outer marble holes are closed through plugs; the return device comprises left springs, left flat head marbles and left half round head marbles which are sequentially installed in the left inner installation holes and the left outer installation holes and right springs, right flat head marbles and right half round head marbles which are symmetrically installed in the right inner installation holes and the right outer installation holes, and the left outer installation holes and the right outer installation holes are closed through plugs.

The invention relates to a metal door lock part, and discloses a door lock latch bolt drive mechanism. The door lock latch bolt drive mechanism is provided with a lock box assembly, a latch bolt assembly, a rotary damper, a shifting core, a latch bolt shifting plate and a shifting core torsion spring, wherein the rotary damper is screwed and fixed in the lock box assembly, the latch bolt assembly is placed in the lock box assembly, a rack arranged on the latch bolt assembly is meshed with a damping gear of the rotary damper, the shifting core is embedded and fixed in the lock box assembly, and the latch bolt shifting plate and the shifting core torsion spring are arranged on the latch bolt assembly in a penetrating manner. The shifting core is clockwise rotated to drive the latch bolt shifting plate to rotate, the latch bolt shifting plate drives the latch bolt assembly to retract, so that the purpose of opening a door is achieved; when no external force is applied to the shifting core, because of an elastic force action of the shifting core torsion spring, the shifting core and the latch bolt shifting plate return an initial position, a reset spring pushes the latch bolt assembly out, and thus the purpose of closing the door is achieved. In a movement process of opening the door and closing the door, due to the action of the rotary damper, the latch assembly moves slowly, and thus the collision noise among parts is reduced.

A mechanical and fingerprinting dual-purpose handle lock comprises a front handle, wherein the front handle is provided with a sleeve A and a sleeve B which are mutually connected, and a fingerprint module is arranged on the sleeve A; the fingerprint module is connected with a lock body through a motor, and a lock cylinder is arranged in the sleeve B and connected with a clutch mechanism; the clutch mechanism comprises a rotating shaft, a clutch driving part B and magnetic elements arranged on the rotating shaft and the clutch driving part B; the rotating shaft can rotate forwards or reversely for 180 degrees; the clutch driving part B and the rotating shaft are attached or separated through magnetic field commutation. When a key is inserted into the lock cylinder and rotates for 180 degrees, a magnetic bead B on the rotating shaft and a magnetic bead A on a clutch driving part A can be separated or attached, when the magnetic bead A and the magnetic bead B are separated, the clutch driving part A can be downwards clamped with the clutch driving part B under the action of repellent acting force of the magnetic beads, and the unlocking purpose is achieved; when the magnetic bead A and the magnetic bead B are attached, the clutch driving part A and the clutch driving part B can be separated, and the locking state is realized at the moment.

The invention relates to an electromechanical transformation control device of an anti-theft lock. A lock core, a lock tongue and an unlocking component are installed on a shell of the anti-theft lock; the lock core is provided with a key hole; the electromechanical transformation control device is characterized in that: the lock core is also provided with a lock core pulling sleeve which is provided with an unlocking linkage; an electromechanical transformation switch is also arranged on the shell near the lock core pulling sleeve; a switch touch sheet of the electromechanical transformation switch is close to the lock core pulling sleeve; the shell is also equipped with an electromagnet and an electromechanical transformation control panel; one end of the electromechanical transformation control panel is connected with a lock tongue component and the electromagnet is electrically connected with the electromechanical transformation switch; and the middle axis on the electromagnet is close to the electromechanical transformation control panel. The electromechanical transformation control device has the advantages that: the structure is simple and rational, and the lock can be opened by a mechanical and electronic combined way so that the anti-theft performance of products is improved.

The invention relates to the field of safety antitheft, in particular to a combined anti-theft lock. The combined anti-theft lock comprises a lock body, a main lock body and an auxiliary lock body, wherein the main lock body and the auxiliary lock body are arranged on the lock body. The main lock body comprises a main lock cylinder plate and a lock column. The main lock cylinder plate is fixedly connected with the lock column through a main lock transmission device. When the main lock cylinder plate rotates, the main lock transmission device drives the lock column to stretch out of the lock body. The auxiliary lock body comprises an auxiliary lock cylinder, an auxiliary lock drive device and an auxiliary lock connecting device which are connected in sequence. When the auxiliary lock cylinder rotates, the auxiliary lock drive device drives the auxiliary lock connecting device to move, and when the auxiliary lock connecting device moves to the maximum displacement position, the auxiliary lock connecting device ejects the lock column. The combined anti-theft lock is simple in structure and high in safety, lock opening and closing functions are achieved through the main lock body, secondary locking is carried out after the main lock body is locked through the auxiliary lock body, and therefore the safety of the combined anti-theft lock is improved.

The invention relates to an intelligent optical switching door electronic look. A movable substrate of a lock seat is hinged to the outer side of a permanent seat and covers the permanent seat; a lockcover is hinged to the permanent seat or/and the movable substrate; a first lock comprises a motor and a mechanical lock cylinder; the mechanical lock cylinder is installed on the movable substrate;the motor is installed on the permanent seat; a second lock is an electronic lock and is installed on the movable substrate; the motor shell of the motor is provided with a cavity and at least two guide slots; a spring is installed in the cavity of the motor shell and is used for supporting a motor core; the mechanical lock cylinder is positioned on the upper part of the motor core; a magnetic lock block is installed in the respectively corresponding guide slot; each magnetic lock block corresponds to respective magnetic induction ring arranged in the motor shell; the magnetic lock blocks areused for locking or unlocking the shoulder of a lock shaft, and a path through which the shoulder passes is arranged between every two magnetic lock blocks. The intelligent optical switching door electronic look has the characteristics of reasonable structure and high safety, the unlocking of the electronic lock can be met, and remote unlocking can be met.

The invention provides a non-fault-tolerant principle, and relates to a design method of an anti-pulling spring and a key corresponding to the anti-pulling spring according to the non-fault-tolerant principle. The non-fault-tolerant principle means that faults cannot be tolerated, no effect is achieved as long as no fault is caused, and opposite effects are achieved immediately once a fault is caused. The anti-pulling spring has the non-fault-tolerant characteristic, when a correct key is inserted into the anti-pulling spring in place, the anti-pulling spring has no effect, and when no correct key is inserted into the anti-pulling spring or the correct key is not inserted into the anti-pulling spring in place, a lock cylinder can be clamped by the anti-pulling spring and cannot rotate. The anti-pulling spring is popularized to be used, few improvements can be carried out on current spring locks in all types without increasing any equipment and cost, and anti-theft safety of the spring lock can be greatly improved.

The invention relates to an intelligent unlocking system and an intelligent unlocking method, wherein the unlocking system comprises a user terminal convenient for a user to operate and an intelligentlock mounted and fixed on a to-be-locked device, the user terminal realizes information interaction with the intelligent lock by a wireless network; the intelligent lock comprises a microprocessor, astorage module, an unlocking module and an alarm module; the microprocessor is used for verifying information sent by the user terminal according to the information of the storage module, and the alarm module is used for sending alarm information when information input by a users has an error. The intelligent lock disclosed by the invention can only be unlocked by sending instruction to a mobilephone or a computer terminal of the owner of the intelligent lock when unlocking is needed by storing the information of the owner of the intelligent lock, and thus the situation that a person with bad intention steals unlocking passwords or copies fingerprint to unlock can be avoided.

The invention provides an outward opening door lock for an elevator, and belongs to the technical field of the elevator. The outward opening door lock for the elevator comprises a bottom shell, a lock bolt, a lock rod arranged in the bottom shell, a moving point connecting piece, a quiescent point seat, a backward spinning piece, a rotating sleeve, a lifting piece, a driver and a detecting switch. The moving point connecting piece and the backward spinning piece are sleeved on the lock rod respectively, the two ends of the lock rod stretch out from the wall of the bottom shell to be connected with an unlocking piece and the lock bolt respectively, the moving point connecting piece is close to the outward opening lock piece end, a first elastic piece is arranged between the moving point connecting piece and the wall of the bottom shell, a moving point is arranged at one end of the moving point connecting piece, the detecting switch is fixed on the bottom shell, one end of the lifting piece is connected with the driver, and the other end of the lifting piece is matched with the backward spinning piece for moving. In a locking state, the moving point is connected with a quiescent point in a matched mode, wherein the quiescent point is fixed on the quiescent point seat, and the lifting piece makes contact with the detecting switch, and in an unlocking state, one end of the rotating sleeve makes contact with the backward spinning piece, and the power line of the detecting switch, the power line of the driver and the power line of the quiescent point seat are connected with an outer control cabinet. The structure which is linked by components and a two-way electromagnet are used for driving the outward opening door lock, therefore, unlocking and locking are achieved, the unlocking state and the locking state can be detected through the detecting switch, and the outward opening door lock for the elevator is simple in structure, convenient to assemble and low in cost.

The invention discloses a clutch lock, comprising a lock body, a lock cylinder which is axially sleeved in the lock body and can rotate, and a clutch base, and the lock cylinder is provided with a plurality of blade marbles with V-shaped grooves along an axis, and the blade marbles are elastic. The lock cylinder and the clutch base are respectively provided with a locking side column which is cooperated with the V-shaped groove on the blade marble and has elasticity, and a clutch pin with a clamping handle. The end of the clutch pin is a wedge shape. The clamping handle of the clutch pin is between the locking side column and the lock body. The lock body is provided with a clamping groove matched with the clamping handle of the clutch pin, and a wedge-shaped clamping groove cooperated with the wedge-shaped end of the clutch pin. The lock body is internally provided with a clutch pin clamping bead which contacts with the clutch pin in a radial manner and has elasticity. Since the clutch pin with the clamping handle is used, when the lock cylinder rotates, the lock cylinder joins with the clutch base through the clamping handle of the clutch pin, so as to achieve an objective of unlocking. The structure can greatly improve reliability of clutch of the lock cylinder and the clutch base, and a problem that a lock cannot be opened is thoroughly solved.