Multi-safety anti-theft gate safety lock

A technology for safety door locks and anti-theft doors, which is applied in the field of safety door locks and can solve problems such as low insurance coefficients

CN101100916AInactive Publication Date: 2008-01-09陆颂荫
1 Cites 1 Cited by

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2008-01-09
Estimated Expiration
Not applicable · inactive patent

Smart Images

  • Figure 1
    Figure 1
  • Figure 2
    Figure 2
  • Figure 3
    Figure 3
Patent Text Reader

Abstract

A safety lock includes cover plate, shell and night lock of revolving axial night hole. The shell is fixed to the cover plate. The lock is posited between the inner and outer fasten plates, and composed by lock bolt device, auto lock bolt and revolving axial device. There are two night lock heads, the inner one and outer one, which is inserted through the inner and outer fasten plate separately and connected to cam orientation part. The cam orientation part is fastened to the shell. The cam is revolvably connected to the cam orientation part to control the bolt device and auto lock bolt. The revolving axial device is fastened to the inner plate.
Need to check novelty before this filing date? Find Prior Art

Description

technical field

[0001] The invention relates to a safety door lock, in particular to a multi-insurance anti-theft door safety door lock with an axial rotary pin lock head for anti-theft doors. Background technique

[0002] Door locks are indispensable and important daily necessities in people's daily life. With the enhancement of people's safety awareness, people's requirements for the safety and anti-theft performance of door locks are also getting higher and higher. At present, there are many types of anti-theft door locks at home and abroad. According to different door lock structures, there are many types of keys matching door locks on the market, such as in-line type, cross type, S-shaped, axial cylindrical, etc. . A safety door lock has appeared in the prior art, for example, the Chinese patent application number is 200610050649.X discloses a safety door lock with a rotary tumbler lock head, which includes a cover plate and a housing, and also has a guide that is cont...

Examples

Embodiment Construction

[0016] The present invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.

[0017] As can be seen from the schematic diagrams of the present invention shown in FIGS. 1 to 6 , the multi-insurance anti-theft door safety door lock of the present invention includes a matched panel 7, a housing 14, a pin lock head with a rotary axial pin hole, and the housing 14 and Panel 7 is fixed. This multi-insurance anti-theft door safety door lock is contained between the inner fixed plate 4 and the outer fixed plate 8 of the anti-theft door, and it includes a main dead bolt mechanism, an automatic dead bolt mechanism, a safety rotary shaft mechanism. There are two pin lock heads with a rotary axial pin hole, namely the inner pin lock head 3 and the outer pin lock end 10, which pass through the inner fixing plate 4 and the outer fixing plate 8 and are fixedly connected to the cam positioning member 45 respectively. Above, t...