CN2416196Y - Lock for door of refrigerator - Google Patents

Abstract

The utility model relates to a door lock for refrigerators, which is composed of a lock sleeve, a lock core, a lock core sleeve and a lock bolt, wherein, the lock core and the lock core sleeve are positioned in a column-shaped cavity body of the lock sleeve, and the lock bolt is positioned on the end part of the lock sleeve and is connected with the lock core sleeve; a lock pin positioned by the lock sleeve is fixed on the lock core. The utility model with the structure has the advantages of simple structure, convenient use, ensured safety of refrigerators, universality of keys and cost saving.

Description

Refrigerator door lock

The utility model relates to a kind of door lock, in particular for the door lock of refrigerator.

Existing refrigerator is not established door lock usually, can conveniently open.Along with the development of social life level, the volume of refrigerator is increasing, does not have the refrigerator of door lock, is unlocked easily when the child plays.On the one hand, cold air scatters and disappears increases power consumption; On the other hand, the child also might enter in the refrigerator, and the frostbite incident takes place.The refrigerator that does not have door lock might occur a body in transit and be opened impaired situation by shake.

The purpose of this utility model is to overcome above-mentioned defective, and a kind of door lock that is used for refrigerator is provided, to strengthen the safety of refrigerator.

The utility model is to realize like this, it is made up of lock tube, lock core, lock core cover and dead bolt, wherein lock core and lock core cover are positioned at lock tube cylindricality cavity, dead bolt is positioned at the lock tube end and is connected with the lock core cover, put at lock core and to be provided with strip lock core trepanning, the lock tube inwall of lock core trepanning lower end correspondence is provided with the translot of quadrant length, at lock tube inwall translot two ends axial vertical slot is set upwards, and two vertical slots and translot connect and form a U-lag; The lower end of lock core connects a spring; Lock pin one end is fixed on the lock core, and the other end passes the lock core trepanning and is positioned at U-lag.

Adopt the utility model, it is installed on the door of refrigerator body, applies external force to lock core, spring is compressed, lock core moves down along the upright groove on lock core trepanning and the lock tube inwall together with lock pin, after arriving translot, rotary locking cylinder, lock core rotates along translot together with lock pin and lock core cover, overlap fixing dead bolt with lock core simultaneously rotates thereupon, arrive another upright groove behind the half-twist, remove external force then, lock core resets at another upright groove of the effect lower edge of spring.Dead bolt relatively rotates 90 ° like this, realizes locking of door body or the conversion of opening.The refrigerator door lock of this structure, not only simple in structure, easy to use, guarantee the safety of refrigerator, and had the versatility of key, save cost.

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

Fig. 1 is a front view of the present utility model;

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

Fig. 3 is a main body sectional view of the present utility model;

Fig. 4 is the A-A sectional view of Fig. 3;

Fig. 5 is the B-B sectional view of lock tube among Fig. 3.

Referring to accompanying drawing, it is made up of lock tube 1, lock core 2, lock core cover 6 and dead bolt 5, wherein lock core 2 and lock core cover 6 is positioned at lock tube 1 cylindricality cavity, dead bolt 5 is positioned at lock tube 1 end and is connected with lock core cover 6, on lock core cover 6, be provided with strip lock core trepanning 10, lock tube 1 inwall of lock core trepanning 10 lower end correspondences is provided with the translot 9 of quadrant length, and axial vertical slot 7,8, two vertical slots 7,8 and translot 9 perforation formation one U-lag upwards are set at lock tube 1 inwall translot 9 two ends; The lower end of lock core 2 connects a spring 4; Lock pin 3 one ends are fixed on the lock core 2, and the other end passes lock core trepanning 10 and is positioned at U-lag.Like this, lock pin 3 is positioned in the upright groove 7, and can move up and down in lock core trepanning 10 and upright groove 7, and under the effect of external force, lock core 2 moves down, and lock pin 3 arrives translot 9, rotary locking cylinder 2, and lock pin 3 rotates along translot 9, and dead bolt 5 is half-twist thereupon; Lock pin 3 enters upright groove 8, and external force is cancelled afterwards, and lock core 2 resets under the effect of spring 4, moves location again on the lock pin 3.

Claims (2)

1, a kind of refrigerator door lock is characterized in that it is overlapped by lock tube, lock core, lock core and dead bolt is formed, and wherein lock core and lock core cover are positioned at lock tube cylindricality cavity, and dead bolt is positioned at the lock tube end and is connected fixing lock pin by the lock tube location on the lock core with the lock core cover.

2, refrigerator door lock according to claim 1, it is characterized in that putting and be provided with strip lock core trepanning at lock core, the lock tube inwall of lock core trepanning lower end correspondence is provided with the translot of quadrant length, at lock tube inwall translot two ends axial vertical slot is set upwards, two vertical slots and translot connect and form a U-lag; The lower end of lock core connects a spring; Lock pin one end is fixed on the lock core, and the other end passes the lock core trepanning and is positioned at U-lag.

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