CN2268757Y - Lock for thin frameless door - Google Patents

Abstract

The utility model relates to a lock for thin frameless door clamps, which comprises an outer shell of a lock body, an outer shell cover and an inner shell. A lock body is composed of a shifting block, a guide sleeve of the shifting block, a lock head, a shifting fork, a locking rod, a lock bolt and a lock body cover, wherein, the shifting fork which is a four-surface frame is integrated with the lock bolt, and a double-surface guide positioning bulge is arranged on the shifting fork. The inner shell, the outer shell, the lock body cover and the corresponding shifting fork guide slot on the outer shell cover are matched with each other in a sliding way. The locking rod is connected with the extending end of the shifting block through a rotating shaft and a shifting block pin. The lock head is clamped horizontally in a slot of the guide sleeve of the shifting block by a lock core clamp of and a shifting head of the lock core, and the lock head is pressed tightly by the lock body cover. The utility model has the advantages of simple interior structure of the lock body, low failure rate, high durability, high safety and beautiful appearance, and is suitable for thin door clamps.

Description

Slim frameless door folder lock

The utility model belongs to the lock class, particularly a kind of slim door folder lock that is applicable to frameless door.

At present, existing frameless door folder lock generally all exists complex structure, external form is roomy and makes the loaded down with trivial details shortcoming of processing, the structure of existing simultaneously folder lock is unsuitable for the use of slim door folder, even the problem that also exists two-sided lock body evagination, not attractive in appearance, dangerous and poor reliability is installed.

The purpose of this utility model is to provide a kind of slim frameless door folder lock, and it is simple in structure, and safety is attractive in appearance, and lock body is sturdy and durable, is a kind of safety door latch that slim frameless door is installed that is suitable for.

Detailed technology scheme of the present utility model: a kind of slim frameless door folder lock, comprise the lock body shell, casing cover and inner casing, it is characterized in that lock body is by shifting block, the shifting block guide pin bushing, tapered end, shift fork, check lock lever, dead bolt and lock body lid constitute, said shifting block is fixedly installed in the central part of inner casing and corresponding shell by the shifting block guide pin bushing, shift fork is a four sides framework, and dead bolt is conjuncted with it, it is protruding that shift fork is provided with two-sided guide-localization, protruding and the inner casing of two-sided guide-localization, shell, corresponding shift fork gathering sill on lock body lid and the casing cover is slidingly installed, check lock lever is turning cylinder with the shifting block external part according to block poking pin and is connected, be with locking spring on the check lock lever, the top is inserted in the stopper slot of shift fork framework, also be with the check lock lever retainer spring on the block poking pin, still it is spacing protruding in to advance tongue spacing protruding to move back tongue on the inner casing, and the shift fork framework has teeth and shifting block to stretch out the termination to be and to be connected; Said tapered end crouches according to plug clip and lock core shifting block and is stuck in the groove of shifting block guide pin bushing, compress tapered end according to the lock body lid, and have connector fixedly tapered end on inner housing, topped the covering in lock body of casing cover plates lock body in wherein, lockhole places outside it, lockhole has decorative cover topped outward, and the lockhole corresponding surface has the handle of dialling to be fixed on the shifting block guide pin bushing.

Above-mentioned said dead bolt can be cylindrical structure.

Conventional structure by tapered end locating piece, lock pellet shot from a slingshot, plug clip and lock core shifting block in the above-mentioned tapered end constitutes.

The key that matches with above-mentioned lock core is that double flute and flank adopt 30 ° of ramp structures.

The course of work of the present utility model: when key passes through lock body outside decorative cover, when giving the lock core twisting resistance, the rotation of drive shifting block, shifting block drive shift fork and dead bolt are done carry and are moved to when into tongue is spacing, check lock lever on the shifting block holds out against shifting block and shift fork with its specific angle under the compression spring effect, has guaranteed the duty that dead bolt is stable.When the inboard unlatching of lock chamber door lock, only need move and dial handle, the protruding shifting block guide pin bushing that can drive of handle of dialling the handle medial extremity rotatablely moves, make shifting block to counter-rotation, drive shift fork dead bolt is return lock body, tongue is spacing to moving back, and the compression spring of check lock lever reverse angle drive simultaneously stably is pressed in shift fork and dead bolt in the lock body with spring pressure.

Superiority of the present utility model is: 1, the lock body internal construction is simplified, and is difficult for faults itself takes place, and is sturdy and durable; 2, shift fork has four sides frame structure and two-sided guide-localization, and conjuncted with it its specific ionization Stability Analysis of Structures that makes of dead bolt is reliable simultaneously; 3, dead bolt is when the duty of forward and back position, and check lock lever is subjected to spring pressure under special angle, makes dead bolt under reverse direct external force effect, keeps stable duty, has guaranteed the functional reliability of this lock; But 4, this lock left and right sides dual-purpose, double door can two-wayly call, and has simplified mounting process; 5, be applicable to slim door folder, safe and attractive in appearance.

Further specify present technique below in conjunction with drawings and Examples.

Fig. 1 is the front view of the related slim frameless door folder lock of the utility model.

Fig. 2 is the vertical view of Fig. 1.

Fig. 3 is that key cooperates schematic diagram with lock core.

Fig. 4 is the A-A sectional drawing of Fig. 3.

Fig. 5 is for dialling the handle elevation.

Fig. 6 is the lateral view of Fig. 5.

Wherein 1 is the lock body inner casing, and 2 is blank off aperture, and 3 is the shifting block guide pin bushing, 4 is shifting block, and 5 is spacing protruding for moving back tongue, and 6 is the shift fork gathering sill, 7 is casing cover, and 8 is the check lock lever groove, and 9 is shift fork, 10 is protruding for the shift fork location, and 11 is locking spring, and 12 is check lock lever, 13 is dead bolt, and 14 is block poking pin, and 15 is spacing protruding for advancing tongue, 16 is the tapered end fixing hole, and 17 is the lock body shell, and 18 for dialling handle, 19 is plug clip, and 20 is the check lock lever retainer spring, and 21 is tapered end, 22 is decorative cover, and 23 is the lock core shifting block, and 24 are the lock pellet shot from a slingshot, 25 is key, 26 is the tapered end locating piece, and 27 are the lock body lid, and 28 is protruding for dialling handle.

Embodiment:

A kind of slim frameless door folder lock (seeing Fig. 1～6), comprise lock body shell 17, casing cover 7 and inner casing 1, it is characterized in that lock body is by shifting block 4, shifting block guide pin bushing 3, tapered end 21, shift fork 9, check lock lever 12, dead bolt 13 and 27 formations of lock body lid, said shifting block 4 is fixedly installed in the central part of inner casing 1 and corresponding shell by shifting block guide pin bushing 3, shift fork 9 is a four sides framework, and dead bolt 13 is conjuncted with it, shift fork is provided with two-sided guide-localization protruding 10, two-sided guide-localization protruding 10 and inner casing 1, shell 17, corresponding shift fork gathering sill 6 on lock body lid 27 and the casing cover 7 is slidingly installed, check lock lever 12 is turning cylinder with shifting block 4 external parts according to block poking pin 14 and is connected, be with locking spring 11 on the check lock lever 12, the top is inserted in the stopper slot 8 of shift fork framework, also be with check lock lever retainer spring 20 on the block poking pin 14, still move back tongue spacing protruding 5 on the inner casing and to advance tongue spacing protruding 15, the shift fork framework has teeth and shifting block to stretch out the termination to be and to be connected; Said tapered end 21 crouches with lock core shifting block 23 according to plug clip 19 and is stuck in the groove of shifting block guide pin bushing 3, compress tapered end 21 according to lock body lid 27, and have connector fixedly tapered end 21 on inner housing 1, casing cover 7 is topped to plate lock body in wherein on lock body lid 27, lockhole places outside it, lockhole has decorative cover 22 topped outward, and the lockhole corresponding surface has the handle 18 of dialling to be fixed on the shifting block guide pin bushing 3.

Above-mentioned said dead bolt 13 can be the cylindrical structure (see figure 1).

Conventional structure by tapered end locating piece 26, lock pellet shot from a slingshot 24, plug clip 19 and lock core shifting block 23 in the above-mentioned tapered end constitutes.

Claims (2)

1, a kind of slim frameless door folder lock, comprise the lock body shell, casing cover and inner casing is characterized in that lock body is by shifting block, the shifting block guide pin bushing, tapered end, shift fork, check lock lever, dead bolt and lock body lid constitute, said shifting block is fixedly installed in the central part of inner casing and corresponding shell by the shifting block guide pin bushing, shift fork is a four sides framework, and it is protruding that the conjuncted with it shift fork of dead bolt is provided with two-sided guide-localization, protruding and the inner casing of two-sided guide-localization, shell, corresponding shift fork gathering sill on lock body lid and the casing cover is slidingly installed, check lock lever is turning cylinder with the shifting block external part according to block poking pin and is connected, be with locking spring on the check lock lever, the top is inserted in the stopper slot of shift fork framework, also be with the check lock lever retainer spring on the block poking pin, still it is spacing protruding in to advance tongue spacing protruding to move back tongue on the inner casing, and the shift fork framework has teeth and shifting block to stretch out the termination to be and to be connected; Said tapered end crouches according to plug clip and lock core shifting block and is stuck in the groove of shifting block guide pin bushing, compress tapered end according to the lock body lid, and have connector fixedly tapered end on inner housing, topped the covering in lock body of casing cover plates lock body in wherein, lockhole places outside it, lockhole has decorative cover topped outward, and the lockhole corresponding surface has the handle of dialling to be fixed on the shifting block guide pin bushing.

2, by the said slim frameless door folder lock of claim 1, it is characterized in that said dead bolt can be cylindrical structure.

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