CN2371282Y - Household anti-theft built-in lock - Google Patents

Abstract

The utility model relates to a household anti-theft built-in lock which is characterized in that the inclined surface of an inclined lock bolt is provided with a groove perpendicular to the traveling direction of the lock bolt. The lock has the advantages of high safety and good anti-theft performance, and the existing built-in lock can be improved to improve the anti-theft performance.

Description

A kind of civilian anti-theft built-in lock

The utility model relates to a kind of civilian anti-theft built-in lock, belongs to daily living article.

The room of general common people family, office, factory, the office of public institution, most common built-in locks of inclined-plane list dead bolt that use, because it is economical, open and close easy, therefore very popular, but this built-in lock, without key, use hard sheet, even playing card, identity card just can be opened, aim at the position of dead bolt when thin plate, while inserting the sliding door handle, dead bolt is promptly rebounded gradually and is opened built-in lock along crack between a door and its frame, and so just stealing property to the thief has had opportunity, in order to prevent the generation of thin plate picking lock, the anti-theft built-in lock that a kind of double lock tongue is also arranged, except inclined-plane monolock tongue increases the dual fail-safe built-in lock that a platform is locked again, but this lock, remove the price height, operation sequence is many, has caused inconvenience, and to family room, these places of office with lock, majority is reluctant to use, and improper use also can cause sometimes and people's mistake is locked in indoor, can't open the door.

The purpose of this utility model is just in order to solve shortcoming that above-mentioned prior art exists with not enough and to design a kind of structure very simple, can the be suitable and effective antitheft civilian anti-theft built-in lock of price with traditional built-in lock, guarantee household safe, prevent bad person's theft of forcing open the door.

The purpose of this utility model by following be that technical scheme realizes:

A kind of civilian anti-theft built-in lock is made up of lock body, inclined-plane dead bolt and opening lock box, it is characterized in that being provided with a groove on the inclined-plane of inclined-plane dead bolt, and groove is perpendicular to the dead bolt direct of travel.

Owing to take technique scheme, make to the utlity model has advantage safe, reliable, good anti-theft effect.

Description of drawings:

Fig. 1 is the lock body structure schematic diagram of anti-theft built-in lock of the present utility model;

Fig. 2 is an opening lock box structural representation;

Fig. 3 is a dead bolt upper groove position view.

Below in conjunction with accompanying drawing embodiment the utility model technology is further specified:

Civilian anti-theft built-in lock, by lock body (4), inclined-plane dead bolt (1), opening lock box (5) is formed, on the inclined-plane (3) of inclined-plane dead bolt, establish a groove (4), and groove when the robber uses the thin plate picking lock, can make thin plate insert in the groove perpendicular to the dead bolt direct of travel, thereby can't push up back dead bolt, and can not open built-in lock.

The utility model has the anti-theft feature the same with the tack dead bolt of dual fail-safe, since simple in structure, be convenient to produce, help popularizing, make the danger on the verge of being replaced of traditional built-in lock, new life is arranged again, be that family brings convenience and safety, also brought benefit to enterprise.

Claims (1)

1, a kind of civilian anti-theft built-in lock is made up of lock body, inclined-plane dead bolt and opening lock box, it is characterized in that being provided with a groove on the inclined-plane of inclined-plane dead bolt, and groove is perpendicular to the dead bolt direct of travel.