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CN-224200406-U - Magnetic door lock

CN224200406UCN 224200406 UCN224200406 UCN 224200406UCN-224200406-U

Abstract

The utility model belongs to the technical field of magnetic door locks, in particular to a magnetic door lock, which comprises a lock body and a magnetic lock catch box, wherein a magnetic lock catch, a counter-locking mechanism, a handle operation handle and a key operation handle are arranged in the lock body, the lock body adopts a split structure, a lock body panel is inserted into a shell through a U-shaped fixing lug and is hidden in the shell by matching with screw hole fixing screws, a lock box part of the magnetic lock catch box and the lock box panel are assembled through a buckle, no connecting piece is exposed, damping mechanisms are arranged at two sides of the magnetic lock catch box to generate linear increasing damping force, the maximum buffering control of the movement speed of the lock catch is provided at the tail end of a stroke, the hard collision with the lock box part is avoided, the door opening and closing noise is greatly reduced, the appearance attractiveness is improved through the hidden assembly structure, the problems of high noise and high component abrasion in the prior art are solved by the design of the damping mechanisms and the sound absorbing cotton, the service life and user experience of a door lock are remarkably improved, and the safety and practicability are realized.

Inventors

  • KONG LINGPU
  • KONG QINGWEN
  • ZHU XUCHEN

Assignees

  • 浙江美亿德装饰五金有限公司

Dates

Publication Date
20260505
Application Date
20250530

Claims (9)

  1. 1. The magnetic door lock comprises a lock body (1) and a magnetic lock catch box (2) which are respectively arranged on a door body and a door frame, wherein the lock body (1) comprises a lock body panel (101) and two oppositely assembled shells (102), a magnetic lock catch (3) and a counter lock mechanism (4) are arranged in the lock body (1), a handle operating handle (5) which is matched with the counter lock mechanism (4) to realize door opening, and a key operating handle (6) which is matched with a lock cylinder to realize counter lock and unlocking of the counter lock mechanism (4), after the door is closed, the magnetic lock catch (3) can be magnetically adsorbed into the magnetic lock catch box (2) to realize door locking, and the magnetic door lock is characterized in that a U-shaped fixed lug (7) is arranged on an assembly matching surface of one side of the lock body panel (101) and the shells (102), the U-shaped fixed lug (7) can be inserted into the shells (102), screw holes for fixing are formed in the U-shaped fixed lug (7) and the shells (102), the magnetic lock catch box (2) comprises a lock catch box (201) matched with the lock catch (3), and the lock catch box (201) is assembled on one side of the lock catch box (201).
  2. 2. The magnetic door lock according to claim 1, wherein the magnetic lock tongue (3) is provided with a damping mechanism (8), the damping mechanism (8) comprises two damping blocks (801) which are arranged on the inner wall of the shell (102) and distributed on two sides of the magnetic lock tongue (3), two sides of the magnetic lock tongue (3) corresponding to the damping blocks (801) are provided with assembling grooves (802), the assembling grooves (802) are internally connected with sliding mounting blocks (804) through springs (803), one side of each sliding mounting block (804) is provided with a ball (805), one side of each damping block (801) close to the magnetic lock tongue (3) is provided with a chute (806), each ball (805) is abutted against each chute (806), semicircular grooves (807) matched with the balls (805) are formed in the positions, close to the outlets of the magnetic lock tongue (3), and the edges of the semicircular grooves (807) are provided with arc grooves.
  3. 3. A magnetically attractable door lock according to claim 2, wherein the inclined slot (806) is inclined to gradually enlarge from the outlet end of the magnetically attractable tongue (3).
  4. 4. The magnetic door lock according to claim 1, wherein a sound absorbing cotton (2011) is arranged on a contact surface between the inside of the lock box part (201) and the magnetic lock tongue (3).
  5. 5. The magnetic door lock according to claim 1, wherein a lock column (9) is fixedly arranged at one end of the magnetic lock tongue (3), a connecting rod (10) is arranged at one end of the lock column (9), a baffle plate (11) is fixedly arranged at one end of the connecting rod (10) through a screw, a guide sleeve (12) is arranged in the shell (102), the connecting rod (10) slides through the guide sleeve (12), a reset spring (13) for resetting the magnetic lock tongue (3) into the shell (102) is connected between the guide sleeve (12) and the baffle plate (11), and the reset spring (13) is sleeved on the connecting rod (10).
  6. 6. The magnetic door lock according to claim 1, wherein a linkage handle (14) for assisting the magnetic lock tongue (3) to retract into the shell (102) is rotatably arranged in the shell (102) between the counter lock mechanism (4) and the guide sleeve (12).
  7. 7. A magnetically attractable door lock according to claim 1, wherein the counter lock mechanism (4) is provided with a linkage groove (401) which is matched with the key operation handle (6).
  8. 8. A magnetic door lock according to claim 1, wherein the counter lock mechanism (4) is provided with an abutting part (402) matched with a handle operation handle (5).
  9. 9. A magnetically attractable door lock according to claim 1, wherein the counter lock mechanism (4) is provided with a locking part (403) which is matched with the lock column (9) to lock the magnetically attractable lock tongue (3).

Description

Magnetic door lock Technical Field The utility model belongs to the technical field of magnetic door locks, and particularly relates to a magnetic door lock. Background The magnetic door lock is a modern door lock device, has the characteristics of simple appearance, fashion and beautiful appearance, capability of being matched with various door types, convenient installation, no need of complex installation procedures and reliable safety guarantee for households and commercial places. The existing magnetic door lock mainly comprises parts such as a permanent magnet, a lock catch, a lock body shell, a spring and the like, wherein the permanent magnet is a core part and provides continuous adsorption force, a strong magnetic force generated by the permanent magnet firmly adsorbs a lock tongue on the lock catch in the door closing process when the door lock works, so that the door is kept in a closed state, and when the door is opened, the external force is manually applied to overcome the magnetic force of the permanent magnet, so that the lock tongue is separated from the lock catch, and the door is opened. The prior art magnetic door lock has the following defects that a lock body panel and a shell of the traditional magnetic door lock are fixed by adopting exposed screws, or an assembly structure of a magnetic lock catch box causes obvious connecting pieces on outer vertical surfaces, so that the whole attractive degree of a door lock is damaged, the magnetic door lock is difficult to adapt to the simple decoration style of modern home or business places, and has defects in visual coordination, in addition, the magnetic lock tongue of the traditional magnetic door lock is easy to generate high-speed movement due to the action of magnetic attraction or a reset spring in the extending or retracting process, hard collision is caused between the magnetic lock tongue and the lock catch box, larger noise is generated, abrasion of parts such as the lock tongue, the lock catch box and the like is accelerated, the service life of the door lock is shortened, and the user experience is influenced, and therefore, the magnetic door lock is provided for the problems. Disclosure of utility model In order to make up for the defects of the existing magnetic door lock, the magnetic door lock is provided. The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a magnetic door lock, which comprises a lock body and a magnetic lock catch box which are respectively arranged on a door body and a door frame, wherein a magnetic lock tongue and a counter lock mechanism are arranged in the lock body, a handle operating handle which is matched with the counter lock mechanism to realize door opening, and a key operating handle which is matched with a lock cylinder to realize counter lock and unlocking of the counter lock mechanism, the magnetic lock tongue can be magnetically adsorbed into the magnetic lock catch box after the door is closed to realize door locking, the lock body comprises a lock body panel and two oppositely assembled shells, U-shaped fixing lugs are arranged on the assembly matching surface of one side of the lock body panel and the shells, the U-shaped fixing lugs can be inserted into the shells, screw holes for fixing are formed in the U-shaped fixing lugs and the shells, the magnetic attraction lock catch box comprises a lock box portion matched with the magnetic attraction lock catch, and the lock box panel is assembled on one side of the lock box portion through a clamping buckle. Preferably, the magnetic spring bolt is provided with a damping mechanism, the damping mechanism comprises two damping blocks which are arranged on the inner wall of the shell and distributed on two sides of the magnetic spring bolt, the magnetic spring bolt is provided with assembly grooves on two sides corresponding to the damping blocks, sliding installation blocks are connected in the assembly grooves through spring terminals, one side of each sliding installation block is provided with a ball, one side of each damping block, which is close to the magnetic spring bolt, is provided with a chute, the ball is propped against the chute, a semicircular groove matched with the ball is formed in the chute, which is close to the outlet of the magnetic spring bolt, and an arc groove is formed in the edge of the semicircular groove. Preferably, the inclined slot tends to gradually expand from the outlet end of the magnetic spring bolt. Preferably, the sound-absorbing cotton is arranged on the contact surface between the inside of the lock box part and the magnetic attraction lock tongue. Preferably, the one end of spring bolt is inhaled to magnetism is fixed and is provided with the lock post, the one end of lock post is provided with the connecting rod, the one end of connecting rod is provided with the baffle through the screw fixation, be provided with the uide bushing in the casing loc