CN208040051U - The anti-forcible entry device of mechanical anti-theft lock - Google Patents

Abstract

The utility model discloses a kind of anti-forcible entry devices of mechanical anti-theft lock,Including door leaf,Antitheft lock (3),Anti- forcible entry mechanism,The anti-forcible entry mechanism includes first layer protective plate (4),Connecting lateral plate (6),Interior protective plate (7),The lock box of upper and lower end face sealing plate and composition side opening,First layer protective plate (4) is equipped with outer protective plate bending edges (41),Connecting lateral plate is correspondingly provided with bending edges (62 inside and outside side plate on (6),61),Interior protective plate (7) is equipped with interior protective plate bending edges (71),Outer protective plate bending edges (41) and the outer bending edges (61) of side plate,Fixation is linked together telescopically adjustablely for interior protective plate bending edges (71) and bending edges in side plate (62),Open loading and correspondence of the antitheft lock (3) from lock box are hidden in lock box,Lockset opening and closing hole (42 is correspondingly provided on first layer protective plate (4) and interior protective plate (7),72).Using after this structure, having many advantages, such as that simple and reasonable, production and processing is convenient, anti-forcible entry and anti-dial performance and versatility are good.

Description

The anti-forcible entry device of mechanical anti-theft lock

Technical field

The utility model is related to a kind of anti-theft safety door, especially a kind of mechanical anti-theft locks for protecting mechanical anti-theft lock Anti- forcible entry device.

Background technology

In order to improve the security performance of anti-theft safety door, the person and family's property safety, mechanical anti-theft lock country mark are ensured Quasi- GA/T73-2015 and anti-theft safety door general technical specifications standard GB/T 17565-2007 regulations mechanical anti-theft lock should have There is destruction-proof function, to reach certain to the anti-drilling of mechanical anti-theft lock, pick-proof, anti-drawing, protecting against shock, the unlatching experiment of anti-technology prevents Time to rupture, wherein providing：The first class tamper-proof time be more than or equal to 30 minutes, the second class tamper-proof time be more than or equal to 15 minutes, the third class tamper-proof time was more than or equal to 10 minutes, and the fourth grade tamper-proof time is more than or equal to 6 minutes.But mesh The requirement for the first class tamper-proof time being greater than or equal to 30 minutes is not achieved in preceding most of the mechanical anti-theft lock used in the market, illegal Molecule is by pounding lock core, dial the violent means such as lock tongue and force open the door and steal property, and there is anti-violence forcible entry, anti-dial poor performances Problem.Although also there is the mechanical anti-theft lock that anti-violence dismantles in the market, there are complicated, production cost is high, poor universality The problem of, it is further improved.For this purpose, many manufacturers and knowledgeable people are developed and have been developed, but so far not yet There is comparatively ideal product to emerge.

Invention content

For the drawbacks described above for overcoming on existing anti-theft safety door present in mechanical anti-theft lock, the purpose of this utility model is to carry Good, the antitheft peace of 5 to 9 cm thicks for a kind of simple and reasonable, production and processing convenience, anti-forcible entry and anti-dial performance and versatility The anti-forcible entry device of mechanical anti-theft lock that air cock can use.

The utility model solves technical solution used by above-mentioned technical problem, it includes door leaf, is fixed on door leaf Antitheft lock, anti-forcible entry mechanism, door leaf include the inside and outside door face board being interconnected and fixed, and the anti-forcible entry mechanism includes first The lock box of layer protective plate, connecting lateral plate, interior protective plate, upper and lower end face sealing plate and composition side opening, sets on first layer protective plate There are outer protective plate bending edges, bending edges outside side plate, bending edges in side plate is correspondingly provided on connecting lateral plate, interior protective plate is equipped with interior Protective plate bending edges, outer protective plate bending edges and bending edges in the outer bending edges of side plate, interior protective plate bending edges and side plate are scalable Adjustably fixation is linked together to adapt to the door leaf of different-thickness, and first layer protective plate is fixed on outer door face board, interior protective plate It is fixed on door inner panel, antitheft lock is packed into and correspondence is hidden in lock box from the open of lock box, first layer protective plate and interior Antitheft lock corresponding lockset opening and closing hole is correspondingly provided on protective plate.

The further scheme of the utility model is fixed with parallel with first layer protective plate on the connecting lateral plate and keeps The second layer protective plate of certain interval distance, second layer protective plate are equipped with the pick-proof crisperding for preventing pry to be inserted into antitheft lock.

The further scheme of the utility model, the second layer protective plate are equipped with lockset corresponding with antitheft lock It is opened and closed hole.

The further scheme of the utility model is correspondingly provided with mounting hole on the first layer protective plate and interior protective plate.

With the above structure, it has the following advantages compared with prior art and effect：First, since antitheft lock is mounted on In lock box with first and second layers of protection board, the first protection board of lock box and interior protection board correspondence are fixed on door leaf, from And substantially increase the anti-drilling and pick-proof performance of theft-preventing mechanical lock installation position.Second is that the pick-proof crisperding on second layer protective plate can To prevent pry to be inserted into antitheft lock, so as to further increase pick-proof performance.Third, in order to adapt to the door leaf of different-thickness It is required that outer protective plate bending edges and bending edges in the outer bending edges of side plate, interior protective plate bending edges and side plate are telescopically adjustablely solid Surely it is linked together, the anti-theft safety door of 5 to 9 cm thicks can use, and versatility is good, can substantially reduce factory cost.

Description of the drawings

Fig. 1 is the fit structure schematic diagram of the utility model.

Fig. 2 is the backsight structural representation of the anti-forcible entry mechanism of the utility model.

Wherein 1 outer door face board, 2 door inner panels, 3 antitheft locks, 4 first layer protective plates, 41 outer protective plate bending edges, 42 locks Tool opening and closing hole, 5 second layer protective plates, 51 pick-proof crisperdings, 52 locksets are opened and closed hole, 6 connecting lateral plates, the outer bending edges of 61 side plates, 62 sides Bending edges in plate, protective plate in 7, protective plate bending edges in 71,72 locksets are opened and closed hole, 73 mounting holes.

Specific implementation mode

It is the specific embodiment of the anti-forcible entry device of the utility model mechanical anti-theft lock, it includes door shown in Fig. 1 and Fig. 2 The antitheft lock 3 that fan, is fixed on door leaf, anti-forcible entry mechanism, door leaf includes the inside and outside door face board 2,1 being interconnected and fixed, institute The anti-forcible entry mechanism stated includes that first layer protective plate 4, connecting lateral plate 6, interior protective plate 7, upper and lower end face sealing plate and composition side are spacious The lock box of mouth, first layer protective plate 4 are equipped with outer protective plate bending edges 41, and the outer bending edges of side plate are correspondingly provided on connecting lateral plate 6 61, bending edges 62 in side plate, interior protective plate 7 are equipped with interior protective plate bending edges 71, and outer protective plate bending edges 41 and side plate are rolled over Crimp 61, interior protective plate bending edges 71 and bending edges 62 in side plate adjustably adjust structure, are adjusted again after door leaf thickness determines Size and interior protective plate bending edges 71 and bending edges 62 in side plate between outer protective plate bending edges 41 and the outer bending edges 61 of side plate Between size, and adapt to the door leaf of different-thickness by being welded and fixed to be linked together, first layer protective plate 4 is fixed on the outer shop front On plate 1, interior protective plate 7 is fixed on door inner panel 2, and open loading and correspondence of the antitheft lock 3 from lock box are hidden in lock box, 3 corresponding lockset of antitheft lock opening and closing hole 42,72 is correspondingly provided on first layer protective plate 4 and interior protective plate 7.

In order to further increase the pick-proof performance of mechanical anti-theft lock, it is fixed on the connecting lateral plate 6 anti-with first layer Backplate 4 is parallel and keeps the second layer protective plate 5 of certain interval distance, to realize first layer protective plate 4 and second layer protection Plate 5 and duplicate protection, second layer protective plate 5 are equipped with the pick-proof crisperding 51 for preventing pry to be inserted into antitheft lock 3；Described second Layer protective plate 5 is equipped with lockset corresponding with antitheft lock 3 and is opened and closed hole 52.

It is fixed for the ease of the installation of knob, mounting hole is correspondingly provided on the first layer protective plate 4 and interior protective plate 7 73。

The above, only specific embodiment of the utility model, not makes in any form the utility model Limitation, on the basis of not departing from the technical solution of the utility model, made simple modification, equivalent variations or modification are fallen Enter the scope of protection of the utility model.

Claims (4)

1. a kind of anti-forcible entry device of mechanical anti-theft lock, including door leaf, the antitheft lock (3) being fixed on door leaf, anti-forcible entry mechanism, Door leaf includes the inside and outside door face board (2,1) being interconnected and fixed, it is characterized in that：The anti-forcible entry mechanism includes first layer protection The lock box of plate (4), connecting lateral plate (6), interior protective plate (7), upper and lower end face sealing plate and composition side opening, first layer protective plate (4) outer protective plate bending edges (41) are equipped with, bending edges (61) outside side plate, bending in side plate are correspondingly provided on connecting lateral plate (6) Side (62), interior protective plate (7) are equipped with interior protective plate bending edges (71), outer protective plate bending edges (41) and the outer bending edges of side plate (61), interior protective plate bending edges (71) and bending edges in side plate (62) are telescopically adjustablely fixed is linked together to adapt to different thickness The door leaf of degree, first layer protective plate (4) are fixed on outer door face board (1), and interior protective plate (7) is fixed on door inner panel (2), are prevented It steals open loading and correspondence of the lock body (3) from lock box to be hidden in lock box, first layer protective plate (4) and interior protective plate (7) on pair Corresponding lockset opening and closing hole (42,72) of antitheft lock (3) should be equipped with.

2. the anti-forcible entry device of mechanical anti-theft lock according to claim 1, it is characterized in that：It is solid on the connecting lateral plate (6) Surely there are second layer protective plate (5) that is parallel with first layer protective plate (4) and keeping certain interval distance, second layer protective plate (5) It is equipped with the pick-proof crisperding (51) for preventing pry to be inserted into antitheft lock (3).

3. the anti-forcible entry device of mechanical anti-theft lock according to claim 2, it is characterized in that：The second layer protective plate (5) It is equipped with lockset corresponding with antitheft lock (3) and is opened and closed hole (52).

4. the anti-forcible entry device of mechanical anti-theft lock according to claim 1, it is characterized in that：The first layer protective plate (4) With mounting hole (73) is correspondingly provided on interior protective plate (7).