CN2793275Y - Safety door with double locks - Google Patents

Abstract

The utility model discloses a theft-proof door with double locks. The utility model comprises a door frame (1), a door leaf (2) and a theft-proof lock. The door leaf (2) is hinged with the door frame (1) through a hinge (3). The theft-proof lock comprises a lock core (7) and a main lock body (5). The lock core (7) is matched with a main lock tongue (10) on the main lock body (5) through a lock core shifting block (8). The door frame (1) corresponding to the main lock tongue (10) is provided with a main lock hole (9). The main lock body (5) is arranged on a second stage ladder. The lock core (7) on the same sectional plane at the outer side of the main lock body (5) is provided with an auxiliary lock body (6). The auxiliary lock body (6) is fixed on a first stage ladder of the door leaf (2). The lock core (7) is provided with an auxiliary lock core shifting block (14). The auxiliary lock core shifting block (14) is matched with an auxiliary lock tongue (12) on the auxiliary lock body (6). The door frame (1) corresponding to the auxiliary lock tongue (12) is provided with an auxiliary lock hole (11). Due to the adoption of the structure, the utility model controls the main and the auxiliary lock bodies (5, 6) through the same lock core (7). The main and the auxiliary lock tongues (10, 12) travel through the door leaf (2), and are inserted in the main and the auxiliary lock holes (9, 11) of the door frame (1) after locking. The utility model has the advantages of reasonable structure, good prizing-proof performance, etc.

Description

The twin-lock security door

Technical field

The utility model relates to a kind of security door, particularly a kind of security door with multiple lock body.

Background technology

Existing security door is generally set up the pick-proof crochet in order to improve the pick-proof performance on door leaf, set up the groove that matches with the pick-proof crochet on doorframe, though this structure increases on the pick-proof performance, but still can't solve the problem that security door is prized; For this reason, many research units, manufacturer and knowledgeable people proceed R and D in order to improve theftproof performance, have done a large amount of work, but do not have better products to emerge so far as yet; Therefore, developing the good security door of a kind of pick-proof performance is extremely urgent problem.

Summary of the invention

In order to overcome the above-mentioned disadvantage that existing security door exists, the utility model provides a kind of rational in infrastructure, twin-lock security door that the pick-proof performance is good.The technical scheme that its technical problem that solves the utility model adopts comprises doorframe, door leaf, theftproof lock, door leaf is hinged by hinge and doorframe, be provided with obturator in the door leaf, door leaf is provided with the step-like pick-proof button of secondary limit, doorframe is provided with pick-proof and buckles the ladder that the limit is complementary, theftproof lock comprises lock core, main lock body, lock core cooperates with main dead bolt on the main lock body by the lock core shifting block, be provided with main lockhole with the corresponding doorframe of main dead bolt, main lock body is arranged on the ladder of the second level, the lock core in same cross section, the described main lock body outside is provided with pays lock body, paying lock body is fixed on the first order ladder of door leaf, lock core is provided with pays the lock core shifting block, pays lock core shifting block and pair dead bolt coupling of paying on the lock body, and the doorframe corresponding with paying dead bolt is provided with pays lockhole.

After adopting said structure, on the same cross section of door leaf, have the inside and outside master who is provided with, pay lock body, control master, pair lock body by same lock core, in the master that the back of locking is main, pair dead bolt passes door leaf insertion doorframe, pair lockhole, have advantages such as rational in infrastructure, that the pick-proof performance is good.Be applicable to the security door that the door leaf integral thickness is thicker.

Description of drawings

Fig. 1 is the utility model structural representation.

The specific embodiment

Shown in Figure 1, specific embodiments for the utility model twin-lock security door, it comprises doorframe 1, door leaf 2, theftproof lock, door leaf 2 is hinged by hinge 3 and doorframe 1, be provided with obturator 3 in the door leaf 2, door leaf 2 is provided with the step-like pick-proof button of secondary limit 13, doorframe 1 is provided with pick-proof and buckles the ladder that limit 13 is complementary, theftproof lock comprises lock core 7, main lock body 5, lock core 7 cooperates with main dead bolt 10 on the main lock body 5 by lock core shifting block 8, be provided with main lockhole 9 with main dead bolt 10 corresponding doorframes 1, main lock body 5 is arranged on the ladder of the second level, and the lock core 7 in same cross section, described main lock body 5 outsides is provided with pays lock body 6, paying lock body 6 is fixed on the first order ladder of door leaf 2, lock core 7 is provided with pays a lock core shifting block 14, pays lock core shifting block 14 and pays dead bolt 12 couplings on the lock body 6 with paying, and the doorframe 1 corresponding with paying dead bolt 12 is provided with pays a lockhole 11.When the key rotation lock core 7, lock core 7 by lock core shifting block 8 and pay lock core shifting block 14 drives respectively main, pay master on the lock body 5,6, pay a dead bolt 10,12 and move simultaneously, the opening or closure of realization security door.

Claims (1)

1, a kind of twin-lock security door, comprise doorframe (1), door leaf (2), theftproof lock, door leaf (2) is hinged by hinge (3) and doorframe (1), be provided with obturator (3) in the door leaf (2), door leaf (2) is provided with the step-like pick-proof button of secondary limit (13), doorframe (1) is provided with pick-proof and buckles the ladder that limit (13) is complementary, theftproof lock comprises lock core (7), main lock body (5), lock core (7) cooperates with main dead bolt (10) on the main lock body (5) by lock core shifting block (8), be provided with main lockhole (9) with the corresponding doorframe of main dead bolt (10) (1), main lock body (5) is arranged on the ladder of the second level, it is characterized in that: the lock core (7) in same cross section, described main lock body (5) outside is provided with pays lock body (6), paying lock body (6) is fixed on the first order ladder of door leaf (2), lock core (7) is provided with pays lock core shifting block (14), pay lock core shifting block (14) and mate with the dead bolt of paying on the lock body (6) (12) of paying, the doorframe (1) corresponding with paying dead bolt (12) is provided with pays lockhole (11).

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