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CN-224200400-U - Anti-copying key structure of mechanical lock

CN224200400UCN 224200400 UCN224200400 UCN 224200400UCN-224200400-U

Abstract

The utility model discloses an anti-copying key structure of a mechanical lock, which comprises a key body, an adapting mechanism arranged on the outer side of the key body and used for adapting to a lock, wherein one end of the key body is provided with a rotating mechanism used for extending to lock the adapting lock and a connecting mechanism matched with the rotating mechanism, the connecting mechanism comprises a connecting groove arranged on one end of the key body and used for adapting to the lock, the anti-copying key structure has the advantage of preventing copying by matching the adapting mechanism, the connecting mechanism and the rotating mechanism, the anti-copying key structure is free from being subjected to rubbing by external tools such as plasticine, the safety privacy is effectively improved, the copying difficulty can be increased by using the irregular and complex adapting mechanism, meanwhile, the connecting mechanism can be used for adapting to the rotating mechanism, and the extending and contracting adjustment of the connecting mechanism and the rotating mechanism are used for adapting to the customized lock after a connector in the rotating mechanism is adjusted, and unlocking operation is completed.

Inventors

  • WANG JIAAN
  • WANG DAOJING

Assignees

  • 中山大汉安防科技有限公司

Dates

Publication Date
20260505
Application Date
20250527

Claims (7)

  1. 1. A duplication preventing key structure of a mechanical lock, characterized by comprising a key body (1); the adapting mechanism (2) is arranged at the outer side of the key body (1) and used for adapting to a lockset; One end of the key body (1) is provided with a rotating mechanism (5) for extending and adapting to lock unlocking and a connecting mechanism (4) adapting to the rotating mechanism (5); the connection mechanism (4) comprises: The connecting groove (42) is formed in one end of the key body (1) and used for being matched with a lockset, and a fitting assembly used for assisting the rotation of the rotating mechanism (5) is arranged in the connecting groove (42); The rotating mechanism (5) comprises; The connecting groove (42) is internally provided with a connector (54) for adapting to the lockset, one end of the connector (54) is provided with a groove (57) for inserting the lockset, and one end of the connector (54) is provided with an extension component which is retracted by threads and a rotating component which is connected with the extension component and used for rotating and adjusting.
  2. 2. The anti-copy key feature of a mechanical lock of claim 1, wherein said extension assembly comprises; The limiting seat (55) is fixedly arranged at the other end of the connector (54), and the connecting ends of the connector (54) and the limiting seat (55) are respectively provided with an internal threaded hole (56) and a screw rod (53) in threaded connection with the internal threaded hole (56).
  3. 3. The anti-copy key feature of a mechanical lock of claim 2, wherein said rotating assembly comprises; The rotary rod (51) is fixedly arranged at one end of the screw rod (53) and used for driving the rotary wheel (52) which is connected with the rotary rod (51) and used for driving the rotary wheel to rotate, and the extension position is adjusted by rotation during the matching.
  4. 4. The anti-copy key structure of a mechanical lock of claim 1, wherein said engagement assembly comprises; A cavity (43) which is arranged at one end of the connecting groove (42) and used for limiting the connector (54) and a connecting hole (44) which is communicated with the cavity (43) and used for adapting to the rotating rod (51); A rotating hole (41) for adapting to the rotating wheel (52) is formed in the top of the key body (1).
  5. 5. A copy protection key structure of a mechanical lock according to claim 1, characterized in that said adapting means (2) comprise; The first grooves (21) are formed in the top and the bottom of the key body (1) and used for being matched with locks, and the second grooves (22) used for preventing copying are formed in the top and the bottom of the outer side of the key body (1).
  6. 6. The anti-duplication key structure of a mechanical lock according to claim 5, wherein the two sets of first grooves (21) are symmetrically arranged up and down, and the two sets of first grooves (21) are arranged in different rules.
  7. 7. The anti-duplication key structure of a mechanical lock of claim 1, wherein the top of the key body (1) is provided with a connecting hole (3) which is convenient for connecting the key body (1) in series, and the connecting hole (3) is circularly arranged.

Description

Anti-copying key structure of mechanical lock Technical Field The utility model relates to the technical field of mechanical lock keys, in particular to an anti-copying key structure of a mechanical lock. Background Keys used in mechanical locks are typically made of metals such as copper, zinc, aluminum, iron, etc. The materials have good hardness and durability, can meet the use requirement of the mechanical lock, and the design and manufacturing materials of the mechanical lock key enable the mechanical lock key to be unlocked by being inserted into a lock hole and rotated, so that the unlocking mode does not need any electronic equipment or batteries; The key on the existing blade lock is generally provided with a groove and blade grooves on the two sides in the middle on the key body, each blade groove of the key is in a fixed specific shape, the general blade groove is a sunk groove with a polygonal structure, when the key is required to be newly matched under the condition of lack of the key, the key is required to be milled on the blank key body, the cost is increased, and the requirements of people on the rapidness and simplicity of matching the key cannot be met. Aiming at the technical problems, for example, a novel key structure for a blade lock is disclosed in the publication No. CN208578430U, the combination of different tooth positions is realized through the arrangement of different tooth number fixing plates, when a new key is matched, the different tooth number fixing plates are only required to be adhered and fixed in a blade groove according to the required tooth positions, the new key is prepared, and the new key is simple and convenient to prepare. The key has reasonable structure and convenient use, the groove is provided with a guiding opening, which is convenient for use, and the pit marks are arranged, so that the front and back sides can be conveniently identified; The key structure for the mechanical lock in the prior art has the following defects that the key structure for the mechanical lock is single based on the adaptation of the mechanical lock in the prior art, and can be copied by tools such as plasticine and the like for various reasons, even if the key is not taken away, the copying can be realized, and the potential safety hazard of key use is caused. Disclosure of utility model The utility model aims to provide an anti-copying key structure of a mechanical lock, which has the advantage of copying prevention, and adapts to a customized lockset in an extensible adjusting mode, so that the copied key is avoided, the use safety is improved, and the problems in the background technology are solved. In order to achieve the aim, the utility model provides the technical scheme that the anti-copying key structure of the mechanical lock comprises a key body; the adapting mechanism is arranged at the outer side of the key body and used for adapting to the lockset; one end of the key body is provided with a rotating mechanism for extending and adapting to lock unlocking and a connecting mechanism adapting to the rotating mechanism; the connecting mechanism comprises: The connecting groove is arranged at one end of the key body and used for being matched with the lockset, and a fitting component used for assisting the rotation of the rotating mechanism is arranged in the connecting groove; the rotating mechanism comprises; The connecting groove is formed in the connecting groove, the connecting groove is internally provided with a connector for adapting to the lockset, one end of the connector is provided with a groove for inserting the lockset, and one end of the connector is provided with an extension assembly which is retracted and released by threads and a rotating assembly which is connected with the extension assembly and used for rotating and adjusting. Preferably, the extension assembly comprises; The limiting seat is fixedly arranged at the other end of the connector, and the connecting end of the connector and the limiting seat are provided with an internal threaded hole and a screw rod in threaded connection with the internal threaded hole. Preferably, the rotating assembly comprises; The fixed mounting is used for driven bull stick and is connected with the bull stick and is used for driving rotatory runner at screw rod one end, through rotating the adjustment extension position when to the adaptation. Preferably, the engagement assembly comprises; The cavity is arranged at one end of the connecting groove and used for limiting the connector, and the connecting hole is communicated with the cavity and used for adapting the rotating rod; the top of key body has seted up the commentaries on classics hole that is used for adapting the runner. Preferably, the adapting mechanism comprises; First grooves which are arranged at the top and the bottom of the key body and are used for being matched with locks are formed, and second grooves which are used for preventing copying ar