CN201265305Y - Relocking device of security door actuating mechanism - Google Patents

Abstract

The utility model relates to a relocking device for a security door executing mechanism, which comprises a sliding plate capable of longitudinally sliding relative to a door plate and a lock for preventing the sliding plate from longitudinally sliding. The relocking device is characterized by further comprising a relocking pressing plate, a relocking pin, a positioning pin and a spring, wherein the relocking pressing plate is fixed on the upper surface of the lock; the relocking pin is limited on the door plate and can only transversely slide relative to the door plate, and a locking hole for the relocking pin to insert is arranged on the side wall of the sliding plate; the upper part of the positioning pin penetrates through and is fixed on the relocking pin, and the lower part of is connected with the relocking pressing plate; the spring is sleeved on the relocking pin and is propped against the positioning pin so that the spring always has elastic force for pushing the positioning pin to drive the relocking pin to transversely move to insert in the locking hole. After the lock is forced to be damaged by external force, the relocking pressing plate is damaged, and the relocking pin is inserted in the locking hole in the side wall of the sliding plate so that the executing mechanism cannot be moved, therefore, the security of a safe deposit box or a arms locker is protected.

Description

The heavy locking device of security door executing agency

Technical field

The utility model relates to a kind of executing agency of security door, relates in particular to the heavy locking device of a kind of security door executing agency.

Background technology

Executing agency on the existing security door comprises the drives structure that slide plate, driving slide plate move and stops the lock construction that slide plate moves, the drives structure that the driving slide plate moves has generally comprised handle, handle passes behind the door and links to each other with slide plate by shift fork or rotating disk, turning handle just can drive slide plate and moves like this, and lock construction carries out gear by the dead bolt on it to slide plate, stoping slide plate to move, can the user can drive dead bolt by key and whether stretch out and determine slide plate move.

For by theftproof performance, a lot of to the improvement of dead bolt to have, but by to the improvement of execution architecture aspect with the security door that strengthens anti-theft effect seldom.

And there is following defective in traditional executing agency, be that the lawless person passes through violent firmly turning handle, make slide plate not stop to clash into the dead bolt of lock construction, there is a kind of like this possibility in it, be that lock construction is destroyed or hit displacement, cause the dead bolt of lock construction can not play barrier effect, and open security door slide plate.

In sum, the executing agency in the existing security door also can be further improved.

Summary of the invention

Even technical problem to be solved in the utility model is to provide a kind of lock construction the destroyed heavy locking device that can also carry out for the second time spacing security door execution architecture to slide plate at above-mentioned prior art present situation, it can prevent that the lawless person from destroying the effect of executing agency, good anti-theft effect with clashing into the lock construction mode.

The utility model solves the problems of the technologies described above the technical scheme that is adopted: the heavy locking device of a kind of security door executing agency includes the slide plate of door-plate straight skidding relatively and stops the lockset that slide plate vertically moves; It is characterized in that: this heavy locking device comprises that also one heavily locks pressing plate, and it is fixed on the upper surface of described lockset; One heavy lock pin, it is spacing on door-plate and the only horizontal slippage of door-plate relatively, this heavy lock pin and described lockset are positioned at the same side of slide plate and are positioned at heavily locks the pressing plate below, has the lockhole that slide plate is locked again for described heavy lock pin plugs on the sidewall of described slide plate; One alignment pin, its underpart wear and are fixed on the described heavy lock pin, top with heavily lock pressing plate and link to each other; One spring is conflicted on its sheathed and described heavy lock pin and with alignment pin, this spring is had all the time promote alignment pin inserts described lockhole trend to drive horizontal the moving of heavy lock pin elastic force.

Above-mentioned heavy lock pin spacing with the fixing fixed head of door-plate on, this fixed head has and is horizontally arranged at interval and upwardly extending antetheca and rear wall, described heavy lock pin wore described antetheca and rear wall successively, and described spring is compressed between the rear wall of described alignment pin and described fixed head.This heavy lockpin ventilating is crossed fixed head and spacing on door-plate, heavy lock pin can be installed in earlier on the fixed head like this, and then fixed head is fixed on the door-plate gets final product.Certainly should heavy lock pin also can be again with spacing on door-plate, as on door-plate, be provided with link up upwardly extending for weighing the wall that lock pin wears.

The above-mentioned pressing plate of heavily locking has a jack that matches with alignment pin, and the described alignment pin other end passes described jack.Alignment pin directly with heavily lock pressing plate and fix, can simplify installation, by jack spacing to alignment pin, play the restriction that counterweight lock pressing plate laterally moves, certainly also can be directly with alignment pin with heavily lock pressing plate welding or alternate manner and fix.

The realization of this heavy locking device is heavily to lock pressing plate after lockset is subjected to energetically impact, heavily lock pressing plate will be easily and lockset be separated into good, so above-mentioned heavily lock pressing plate is connected on the described lockset by screw.Adopt the screw mode to make heavily to lock between pressing plate and the lockset to be connected power less, after lockset was destroyed, the screw of heavily locking between pressing plate and the lockset must be destroyed, guarantees the stability of this heavy locking device work.Certainly heavily lock pressing plate and also can adopt existing alternate manner to be connected, as bonding with lockset.

Compared with prior art; advantage of the present utility model is: after external force is destroyed lockset by force; the heavily lock pressing plate that is fixed on the lockset is also destroyed thereupon; with the fixing alignment pin laterally reach under the effect of spring of heavy lock pin; heavy simultaneously lock pin and ruined heavy lock pressing plate also laterally move forward with alignment pin; in the lockhole on the sidewall of heavy lock pin insertion slide plate; slide plate is locked again; executing agency can't be moved; also just can't the opening safety case or the security door of rifle cabinet etc., protected the safety of strongbox or rifle cabinet.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment;

Fig. 2 is the I place enlarged drawing (normal condition) of Fig. 1;

Fig. 3 is that the A-A of Fig. 2 is to sectional view;

Fig. 4 heavily locks the enlarged drawing of pressing plate after destroyed for the utility model embodiment;

Fig. 5 is that the B-B of Fig. 4 is to sectional view.

The specific embodiment

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

Shown in Fig. 1～5, be a preferred embodiment of the present utility model.

The heavy locking device of a kind of security door executing agency, include the slide plate 2 of relative door-plate 1 straight skidding of energy and stop the lockset 3 that slide plate 2 vertically moves, slide plate 2 and lockset 3 are the conventional design in the security door executing agency, by slide plate 2 vertically move door bolt that drive links to each other with slide plate 2 10 with decision locking security door whether flexible, simultaneously the dead bolt 31 on the lockset 3 stretches out and stops after slide plate 2 vertically and move, and makes security door be in locked state all the time.

Improvement of the present utility model is: this heavy locking device comprises that also one heavily locks pressing plate 4, and it is fixed on the upper surface of described lockset 3, and this heavy lock pressing plate 4 is plane tabular, heavily locks pressing plate 4 and is connected on the described lockset 3 by screw 9.

One heavy lock pin 5, it generally is cylindric, this heavy lock pin 5 spacing with the fixing fixed head 8 of door-plate 1 on and only can the 8 horizontal slippages of relative fixed plate, this heavy lock pin 5 is positioned at the same side of slide plate 2 and is positioned at the below of heavily locking pressing plate 4 with described lockset 3, this fixed head 8 has and is horizontally arranged at interval and upwardly extending antetheca 81 and rear wall 82, described heavy lock pin 5 wore described antetheca 81 and rear wall 82 successively, the sidewall 21 that prolongs on the side that described slide plate 2 and heavy lock pin 5 close on has has the lockhole 211 that slide plate 2 is locked again for described heavy lock pin 5 plugs on this sidewall 21.

One alignment pin 6, have a jack 41 that matches with alignment pin 6 heavily locking pressing plate 4, the bottom of described alignment pin 6 wears and is fixed on the described heavy lock pin 5, the below of heavy lock pin 5 is exposed in the lower end of alignment pin 6, described jack 41 is passed on the top of alignment pin 6, and alignment pin 6 upper ends are spacing, simultaneously, the top of heavily locking pressing plate 4 is exposed in the upper end of alignment pin 6.

One spring 7, it is sheathed on the described heavy lock pin 5 and with alignment pin 6 and conflicts, be that described spring 7 is compressed between the rear wall 82 of described alignment pin 6 and described fixed head 8, this spring 7 had all the time promote alignment pin 6 inserts described lockhole 211 trend to drive heavy lock pin 5 horizontal moving elastic force.

Under normal condition, limited under the effect of heavily locking pressing plate 4 with the alignment pin 6 that heavy lock pin 5 is fixed together, the restriction of lockhole 211 on the sidewall 21 of the slide plate 2 of the front end of heavy lock pin 5 disengaging at this moment, slide plate 2 can freely vertically move under not by lockset 3 lock-out states.

Operating principle of the present utility model and process are as follows:

Shown in Fig. 4,5; after external force is destroyed lockset 3 by force; the heavily lock pressing plate 4 that is fixed on the lockset 3 is also destroyed thereupon; the alignment pin of fixing with heavy lock pin 56 laterally moves forward under the effect of spring 7; heavy simultaneously lock pin 5 and ruined heavy lock pressing plate 4 also laterally move forward with alignment pin 6; in the lockhole 211 on the sidewall 21 of heavy lock pin 5 insertion slide plates 2; slide plate 2 is locked again; executing agency can't be moved; also just can't the opening safety case or the security door of rifle cabinet etc., protected the safety of strongbox or rifle cabinet.

Claims (4)

1, the heavy locking device of a kind of security door executing agency includes the slide plate (2) of door-plate (1) straight skidding relatively and stops the lockset (3) that slide plate (2) vertically moves; It is characterized in that: this heavy locking device also comprises,

One heavily locks pressing plate (4), and it is fixed on the upper surface of described lockset (3);

One heavy lock pin (5), its spacing last and only laterally slippage of door-plate (1) relatively at door-plate (1), this heavy lock pin (5) is positioned at the same side of slide plate (2) with described lockset (3) and is positioned at heavily locks pressing plate (4) below, has the lockhole (211) that slide plate (2) is locked again for described heavy lock pin (5) plugs on the sidewall (21) of described slide plate (2);

One alignment pin (6), its underpart wear and are fixed on the described heavy lock pin (5), top with heavily lock pressing plate (4) and link to each other;

One spring (7), it is sheathed on that described heavy lock pin (5) is gone up and conflicts with alignment pin (6), makes this spring (7) have the elastic force that promotion alignment pin (6) inserts described lockhole (211) trend to drive heavy lock pin (5) and laterally move all the time.

2, the heavy locking device of security door according to claim 1 executing agency, it is characterized in that: described heavy lock pin (5) spacing with the fixing fixed head (8) of door-plate (1) on, this fixed head (8) has and is horizontally arranged at interval and upwardly extending antetheca (81) and rear wall (82), described heavy lock pin (5) wore described antetheca (81) and rear wall (82) successively, and described spring (7) is compressed between the rear wall (82) of described alignment pin (6) and described fixed head (8).

3, the heavy locking device of security door according to claim 1 executing agency is characterized in that: described heavy lock pressing plate (4) has a jack (41) that matches with alignment pin (6), and described alignment pin (6) other end passes described jack (41).

4, according to the heavy locking device of claim 1,2 or 3 described security door executing agencies, it is characterized in that: described heavy lock pressing plate (4) is connected on the described lockset (3) by screw (9).

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