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CN-224228407-U - Mechanical locking device of burglarproof door

CN224228407UCN 224228407 UCN224228407 UCN 224228407UCN-224228407-U

Abstract

The utility model discloses a mechanical locking device of an anti-theft door, which comprises a door lock, wherein a lock hole is formed in the door lock, a protection mechanism is arranged outside the lock hole, a handle is arranged on the door lock, the protection mechanism comprises a protection shell, a through hole is formed in the protection shell, a groove is formed in the top of the through hole, an inserting frame is inserted in the groove, and a first magnet block is fixedly connected to the surface of one side of the inserting frame, and the mechanical locking device belongs to the technical field of anti-theft door locks. This burglary-resisting door mechanical locking device, through inserting the frame inside the recess, first magnet piece produces repulsion force and promotes the second magnet piece and remove, and the second magnet piece removes and jack-up the adjustable fender and expose the lockhole, after opening the lock, will insert the frame and pull out from the recess, and the second magnet piece loses the constraint, and reset spring release pressure promotes adjustable fender and moves down for adjustable fender covers the lockhole, can't directly open from the outside through magnetic drive, prevents that the foreign matter from directly getting into the lockhole, thereby can effectively improve the guard effect to the lockhole.

Inventors

  • GUO ZHENGQUAN
  • WANG JINFANG
  • XIONG BIAO
  • CHENG WEI
  • Zheng Xingtong
  • JIANG SHUNZHANG

Assignees

  • 浙江香乡门业有限公司

Dates

Publication Date
20260512
Application Date
20250414

Claims (8)

  1. 1. The anti-theft door locking device comprises a door lock (1) and is characterized in that a lock hole (3) is formed in the door lock (1), a protection mechanism (2) is arranged outside the lock hole (3), and a handle (4) is arranged on the door lock (1); Protection machanism (2) are including protecting crust (201), through-hole (202) have been seted up on protecting crust (201), through-hole (202) top is equipped with recess (203), inside grafting of recess (203) has been inserted frame (204), insert frame (204) one side fixedly connected with first magnet piece (205), insert frame (204) opposite side fixedly connected with protruding piece (206), protecting crust (201) inside fixedly connected with two first guide bars (207), two sliding connection has movable baffle (208) on first guide bar (207), movable baffle (208) top is equipped with reset spring (209), movable groove (210) have been seted up on movable baffle (208), movable groove (210) inside are equipped with first movable block (211), first movable block (211) end fixedly connected with second movable block (212), fixedly connected with pivot (213) on second movable block (212) one side is equipped with two connection holders (214), two connection holders (214) are connected with two second magnet holders (214) on two sliding connection holders (214).
  2. 2. An anti-theft door locking device according to claim 1, characterized in that the protective housing (201) is fixedly mounted on the door lock (1) and the through hole (202) is matched with the locking hole (3).
  3. 3. An anti-theft door locking device according to claim 1, characterized in that the opposite end poles of the first magnet block (205) and the second magnet block (215) are arranged as like poles, and the insert holder (204) is matched with the groove (203).
  4. 4. The door locking device according to claim 1, wherein the second movable block (212) is in contact with the second magnet block (215), and the first movable block (211) is in contact with the inner wall of the movable groove (210).
  5. 5. The door locking device according to claim 1, wherein the length of the first movable block (211) is smaller than that of the second movable block (212), and the first movable block (211) and the second movable block (212) are rotatably connected with the inner wall of the protective shell (201) through a rotating shaft (213).
  6. 6. The door locking device according to claim 1, wherein the second guide rod (216) is fixedly installed inside the protective shell (201), and the second magnet block (215) is slidably connected with the second guide rod (216) through two connecting seats (214).
  7. 7. The antitheft door locking device according to claim 1, wherein the handle (4) comprises a handle body (401), an embedded groove (402) is formed in one end of the handle body (401), and the embedded groove (402) is matched with the insertion frame (204).
  8. 8. The door locking device of claim 7, wherein a third magnet block (403) is fixedly installed in the embedded groove (402), and magnetic poles at opposite ends of the third magnet block (403) and the first magnet block (205) are opposite magnetic poles.

Description

Mechanical locking device of burglarproof door Technical Field The utility model relates to the technical field of anti-theft door locks, in particular to a mechanical locking device of an anti-theft door. Background The burglary-resisting door is a kind of door class with theftproof and safe dual function, installs mechanical lock on it, among the prior art, the lockhole of burglary-resisting door lock exposes in the outside for inside by the people malicious plug foreign matter cause the jam, the protection effect to the lockhole is not ideal enough. For example, patent publication number CN208236143U, specifically, an anti-theft door with built-in lock, comprising door leaf and door frame, the door leaf is hinged on the door frame, and also comprising mechanical lock, built-in lock, controller, induction device and identity information recognition device, the mechanical lock, induction device and identity information recognition device are installed on the door leaf, the controller and built-in lock are installed in the door frame, the controller is connected with the built-in lock, the induction device and identity information recognition device are connected with the controller in wireless mode, the built-in lock and the mechanical lock are opened simultaneously to open the anti-theft door, the mechanical lock and the built-in lock are arranged, so that the anti-theft door has double anti-theft effect, the built-in lock is installed in the door frame, even if the mechanical lock is broken, the built-in lock can achieve the anti-theft purpose, meanwhile, the built-in lock is installed in the door frame, so that the installation position of the traditional anti-theft lock is changed, so that illegal molecules are difficult to judge the position of the built-in lock, the anti-theft effect is improved, the lock hole is exposed outside, the anti-theft door lock is easy to be blocked by people, and the inside of the lock is blocked by malicious person, and the protection effect is not ideal. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides the mechanical locking device for the burglary-resisting door, which solves the problems that the inside of the lock hole is easy to be blocked by foreign matters filled in by a malicious person due to the fact that the lock hole of the burglary-resisting door is exposed outside, and the protection effect on the lock hole is not ideal enough. The anti-theft door locking device comprises a door lock, wherein a lock hole is formed in the door lock, a protection mechanism is arranged outside the lock hole, and a handle is arranged on the door lock; the protection mechanism comprises a protection shell, the through hole is formed in the protection shell, a groove is formed in the top of the through hole, an inserting frame is inserted in the groove, first magnet blocks are fixedly connected to one side of the inserting frame, protruding blocks are fixedly connected to the other side of the inserting frame, two first guide rods are fixedly connected to the inside of the protection shell, movable baffles are connected to the first guide rods in a sliding mode, reset springs are arranged on the tops of the movable baffles, movable grooves are formed in the movable baffles, first movable blocks are arranged in the movable grooves, second movable blocks are fixedly connected to the end portions of the first movable blocks, rotating shafts are fixedly connected to the second movable blocks, two connecting seats are arranged on one side of the second movable blocks, second guide rods are fixedly connected to the connecting seats in a sliding mode, and second magnet blocks are fixedly connected between the connecting seats. Preferably, the protecting shell is fixedly arranged on the door lock, and the through hole is matched with the lock hole, so that a key can be inserted into the lock hole through the through hole, and normal door opening can be performed. Preferably, the magnetic poles at the opposite ends of the first magnet block and the second magnet block are set to be like magnetic poles, and the inserting frame is matched with the groove, so that the inserting frame can be inserted into the groove, and the first magnet block can push the second magnet block to move. Preferably, the second movable block is contacted with the second magnet block, and the first movable block is contacted with the inner wall of the movable groove, so that the second magnet block can drive the first movable block to rotate through the second movable block. Preferably, the length of the first movable block is smaller than that of the second movable block, and the first movable block and the second movable block are rotationally connected with the inner wall of the protective shell through a rotating shaft, so that the first movable block, the second movable block and the rotating shaft form a lever structure, and the movable baffle can be conveniently