CN203066630U - Lock cylinder blade and lock head - Google Patents

Abstract

The utility model discloses a lock cylinder blade and a lock head. The lock cylinder blade is an internal gear milling lock cylinder blade and comprises a frame-shaped body with four edges. A groove matched with a lock plug is formed in the outer side of an upper edge of the body, a spring support matched with a return spring is arranged at one end of the outer side of a lower edge of the body, and a protruding block matched with internal gear milling teeth on a key is arranged in the middle of the inner side of the upper end of the body. The lock cylinder blade is of a frame structure, the key is matched with the lock cylinder blade in the middle of the lock cylinder blade, force conditions of the lock cylinder blade are improved, force is uniformly exerted on the lock cylinder blade when the key is taken out and inserted, the key is not easily clamped when the key rubs against a lock cylinder, flexibility is achieved, and unlocking and licking are smooth. The internal gear milling lock cylinder blade and an external gear milling lock cylinder blade can be adopted in the lock head at the same time, so secret key quantity of a lock can be greatly improved, a mutual unlocking rate is reduced, and other keys are prevented from being inserted into the lock cylinder.

Description

Lock core blade and tapered end

Technical field

The utility model belongs to lockset, is specifically related to a kind of lock core blade and tapered end.

Background technology

Lock core blade in the existing blade locking head is according to different interior mill teeth lock core blade and the outer mill teeth lock core blades of being divided into of tartar type of key, interior mill teeth lock core blade as shown in Figure 1, comprise body 1, body 1 is provided with the groove 2 that cooperates with locking bolt, the projection 4 that is located at body 1 middle part that cooperates with on the key interior mill teeth tartar and the spring fastening 3 that cooperates with return spring.Outer mill teeth lock core blade comprises body 1 as shown in Figure 2, and body 1 is provided with the groove 2 that cooperates with locking bolt, the projection 4 that is located at body 1 one ends that cooperates with on the key outer mill teeth tartar and the spring fastening 3 that cooperates with return spring.No matter be interior mill teeth lock core blade and outer mill teeth lock core blade, wherein spring fastening 3 and groove 2 are located at the same side of body 1, and the projection 4 that cooperates with on the key tartar is located at the opposite side of body 1.There is certain deficiency in existing lock core blade: the one, and key is that the outside from body 1 cooperates with blade, the discontinuity equalization of blade, during the plug key, the friction of blade and lock core is stressed also inhomogeneous to be stuck easily; The 2nd, lock core can only use with a kind of lock core blade, and the lock size of key is restricted, and the probability that quilt cover is opened increases.

The utility model content

The purpose of this utility model provides lock core blade and the tapered end that a kind of difficult quilt blocks and can increase size of key.

The technical scheme that realizes above-mentioned utility model order employing is as follows:

The lock core blade that the utility model provides, be interior mill teeth lock core blade, comprise the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and the top middle inside of body is provided with the projection that cooperates with on the key interior mill teeth tartar.

The lock core blade that the utility model provides, be outer mill teeth lock core blade, comprise the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and a following inboard end of body is provided with the projection that cooperates with on the key outer mill teeth tartar.

The tapered end that the utility model provides comprises lock pipe and is located at lock core in the lock pipe, and lock core is provided with some tartar and lock core blades of cooperating of the locking bolt on the lock core with on the key;

Described lock core blade is interior mill teeth lock core blade, comprise the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and the top middle inside of body is provided with the projection that cooperates with on the key interior mill teeth tartar.

Perhaps described lock core blade is outer mill teeth lock core blade, comprise the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and a following inboard end of body is provided with the projection that cooperates with on the key outer mill teeth tartar.

Perhaps described lock core blade comprises described interior mill teeth lock core blade and outer mill teeth lock core blade;

At interior mill teeth lock core blade or/and outside be provided with return spring between the spring fastening of mill teeth lock core blade and the lock core.

Lock core blade of the present utility model has the shaped as frame structure, and key cooperates with the lock core blade in the centre of lock core blade, has improved the force-bearing situation of lock core blade, make the lock core vane stress even when pulling and pushing key, be difficult for being stuck when rubbing with lock core, more flexible, it is more smooth and easy with locking to unblank.The inside and outside mill teeth lock core blade that tapered end can adopt the utility model to provide simultaneously can improve the size of key of lock so greatly, lowers mutual opening rate, and prevents that other key from inserting lock core.

Below in conjunction with accompanying drawing the technical solution of the utility model is described further.

Description of drawings

Fig. 1 is the structural representation of existing interior mill teeth lock core blade.

Fig. 2 is the structural representation of existing outer mill teeth lock core blade.

Fig. 3 is the structural representation of mill teeth lock core blade in the utility model.

Fig. 4 is the structural representation of the outer mill teeth lock core blade of the utility model.

Fig. 5 is the structural representation of the utility model tapered end.

Fig. 6 is the schematic appearance of the utility model tapered end.

Fig. 7, Fig. 8 are respectively the working state figure schematic diagrames of interior mill teeth lock core blade A in the utility model tapered end.

Fig. 9, Figure 10 are respectively the working state figure schematic diagrames of the mill teeth lock core blade B of the utility model tapered end China and foreign countries.

The specific embodiment

See Fig. 3, the lock core blade that the utility model provides is interior mill teeth lock core blade, comprise the shaped as frame body 1 with four limits, the outside, top of body 1 is provided with the groove 2 that cooperates with locking bolt, one end in the following outside of body 1 is provided with the spring fastening 3 that cooperates with return spring, and the top middle inside of body 1 is provided with the projection 4 that cooperates with on the key interior mill teeth tartar.

See Fig. 4, the lock core blade that the utility model provides is outer mill teeth lock core blade, be outer mill teeth lock core blade, comprise the shaped as frame body 1 with four limits, the outside, top of body 1 is provided with the groove 2 that cooperates with locking bolt, one end in the following outside of body 1 is provided with the spring fastening 3 that cooperates with return spring, and a following inboard end of body 1 is provided with the projection 4 that cooperates with on the key outer mill teeth tartar.

The tapered end that the utility model provides, as Fig. 5, shown in Figure 6, comprise lock pipe 7 and be located at the lock core of locking in the pipe 78, lock core 8 is provided with the lock core blade that tartar on keyhole 9, some and the key 12 and the locking bolt 11 on the lock core 8 cooperate, the two ends of locking bolt 11 are provided with return spring 13, and mounting 14 is fixed on return spring 13 on the lock core 8; Described lock core blade comprises described interior mill teeth lock core blade A and outer mill teeth lock core blade B, they can arrange at interval, also can random arrangement setting, interior mill teeth lock core blade A and outside be provided with return spring 10 (referring to Fig. 7) between spring fastening 3 on the mill teeth lock core blade B and the lock core 8.

Duty such as Fig. 7, shown in Figure 8 of mill teeth lock core blade A in the tapered end, when not inserting key 12 in the keyhole 9 of lock core 8, interior mill teeth lock core blade A is leaning against to the right under the effect of return spring 10 on the lock pipe 7, overcome the active force of locking bolt 11 return springs 13 simultaneously, the locking bolt 11 in the lock core 8 is headed in the draw-in groove of locking pipe 7 lock core 8 pinnings can not be rotated (referring to Fig. 7); After inserting key 12 in the keyhole 9, projection 4 on the interior mill teeth lock core blade A cooperates with the interior mill teeth tartar 121 on the key 12, key 12 overcomes return spring 10 makes interior mill teeth lock core blade A make the groove 2 on it form a straight line to left movement, locking bolt 11 under the effect of return spring 13 from the draw-in groove of lock pipe 7 withdraw from fall in the groove 2 of mill teeth lock core blade A, lock core 8 can rotate realization unblank (referring to Fig. 8).

Duty such as Fig. 9, shown in Figure 10 of the mill teeth lock core blade B of tapered end China and foreign countries, its operating principle is identical with described interior mill teeth lock core blade A, and just the projection 4 on the tapered end China and foreign countries mill teeth lock core blade B cooperates (referring to Figure 10) with the outer mill teeth tartar 122 of key 12.

The utility model tapered end also can only adopt single interior mill teeth lock core blade or single outer mill teeth lock core blade as required.

Claims (3)

1. lock core blade, be interior mill teeth lock core blade, it is characterized in that comprising the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and the top middle inside of body is provided with the projection that cooperates with on the key interior mill teeth tartar.

2. lock core blade, be outer mill teeth lock core blade, it is characterized in that comprising the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and a following inboard end of body is provided with the projection that cooperates with on the key outer mill teeth tartar.

3. tapered end comprises the lock pipe and is located at lock core in the lock pipe, and lock core is provided with some tartar and lock core blades of cooperating of the locking bolt on the lock core with on the key; It is characterized in that:

Described lock core blade is interior mill teeth lock core blade, comprise the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and the top middle inside of body is provided with the projection that cooperates with on the key interior mill teeth tartar;

Perhaps described lock core blade is outer mill teeth lock core blade, comprise the shaped as frame body with four limits, the outside, top of body is provided with the groove that cooperates with locking bolt, one end in the following outside of body is provided with the spring fastening that cooperates with return spring, and a following inboard end of body is provided with the projection that cooperates with on the key outer mill teeth tartar;

Perhaps described lock core blade comprises described interior mill teeth lock core blade and outer mill teeth lock core blade;

At interior mill teeth lock core blade or/and outside be provided with return spring between the spring fastening of mill teeth lock core blade and the lock core.

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