CN201723016U

CN201723016U - Door lock core

Info

Publication number: CN201723016U
Application number: CN2010202494446U
Authority: CN
Inventors: 李其标
Original assignee: JIXIN LOCK BARRLES CO Ltd
Current assignee: JIXIN LOCK BARRLES CO Ltd
Priority date: 2010-06-28
Filing date: 2010-06-28
Publication date: 2011-01-26
Anticipated expiration: 2020-06-28

Abstract

The utility model discloses a door lock core, which comprises a lock core body having a circular hole therein; a lock core liner is installed in the circular hole; the inner side of the lock core liner is connected with a shifting fork in a detachable manner; a detachable lock core lengthener is arranged between the shifting fork and the lock core body; a cylinder-shaped lock core liner lengthener capable of rotating in the lock core lengthener is arranged on the lock core lengthener and connected with the lock core liner and the shifting fork; a cylinder-shaped circular hole is arranged on the lock core lengthener, with an inner clamping groove arranged on the inner wall thereof; an outer clamping groove is arranged on the outer wall of the lock core liner lengthener, and the lock core lengthener and the lock core liner lengthener are respectively clamped into the inner and the outer clamping grooves by a clamp spring and fixed therein. The utility model has the following advantage that the numbers of the lock core lengthener and the lock core liner lengthener can be adjusted according to the length of a lock core so that the door lock core can be applicable to doors with different thicknesses.

Description

A kind of door lock core

[technical field]

The utility model relates to a kind of door lock core.

[background technology]

Existing door lock core includes lock core body, is contained in rotating lock core inner bag in the lock core body, is contained in the shift fork of lock core inner bag afterbody, is drilled with the pellet shot from a slingshot hole that is complementary in the side of lock core body and lock core inner bag, and pellet shot from a slingshot, spring are housed in the pellet shot from a slingshot hole.Drive shift fork by key-operated lock in-core courage when unblanking and rotate, shift fork drives other mechanism of door lock opens door lock.Lock core is the important component of door lock, brought into play significant role, yet, because the variable thickness of door causes the door lock core that is contained on the door also must length to differ, could be complementary with the thickness of door, thereby when producing lock core, must process the lock core of a variety of different lengths, organize the production lock core to bring very big inconvenience to the manufacturer, cause the wasting of resources of manufacturer when producing, strengthened cost.Simultaneously, also bring a lot of inconvenience, when the customer buys door lock, on the length of selecting lock core, also be easy to generate puzzlement to distributors.

[summary of the invention]

The purpose of this utility model is to solve the deficiencies in the prior art, carries a kind of simple in structure, door that can adapt to different-thickness of arch, and can change the door lock core of lock core length.

The purpose of this utility model is achieved in that

A kind of door lock core, it is characterized in that it comprises lock core body 1, be provided with circular hole 11 in the lock core body 1, lock core inner bag 2 is housed in circular hole 11, inboard dismountable shift fork 3 that is connected with of lock core inner bag 2, also be provided with dismountable lock core extended body 4 between shift fork 3 and lock core body 1, lock core extended body 4 is provided with the lock core inner bag extended body 5 that can rotate in lock core extended body 4, and lock core inner bag extended body 5 connects lock core inner bag 2 and shift fork 3; Described lock core extended body 4 is provided with cylindrical circular hole 41, and be provided with inner card cage 411 at circular hole 41 inwalls, described lock core inner bag extended body 5 is cylindrical, lock core inner bag extended body 5 outer walls are provided with exterior bayonet slot 51, and it is fixing that described lock core extended body 4 and lock core inner bag extended body 5 snap in inner card cage 411, exterior bayonet slot 41 respectively by a jump ring 6.

Aforesaid a kind of door lock core is characterized in that being respectively equipped with fixing hole 10,40 on lock core body 1 and lock core extended body 4, and screw inserts pin core body 1 and lock core extended body 4 in the fixing hole.

Aforesaid a kind of door lock core, the inboard that it is characterized in that lock core inner bag 2 is provided with inner bag draw-in groove 21, between lock core inner bag 2 and lock core inner bag extended body 5, also be provided with driving member 7, one side of driving member 7 is provided with the driving member fixture block 71 that cooperates with inner bag draw-in groove 21, the opposite side of driving member 7 is provided with driving member draw-in groove 72, one side of lock core inner bag extended body 5 is provided with the lock core inner bag extended body fixture block 52 that cooperates with driving member draw-in groove 72, one side of lock core inner bag extended body 5 is provided with lock core inner bag extended body draw-in groove 53, and a side of shift fork 3 is provided with the shift fork fixture block 31 that cooperates with lock core inner bag extended body draw-in groove 53.

Aforesaid a kind of door lock core, it is characterized in that being equipped with screw 100 on described lock core inner bag 2, driving member 7, lock core inner bag extended body 5, the shift fork 3, lock core inner bag 2 inserts screw with driving member 7 by screw and fixes, and lock core inner bag extended body 5 inserts screw with shift fork 3 by screw and fixes.

The beneficial effects of the utility model are: the manufacturer is when producing, can produce the lock core body and the lock core inner bag of certain-length, the lock core body extended body and the lock core inner bag extended body of different length then form a complete production network, the lock core body extended body of a plurality of length that perhaps form a complete production network and lock core inner bag extended body, if oversize lock core body extended body and the lock core inner bag extended body of just reducing, if too short lock core body extended body and the lock core inner bag extended body of just increasing, change the length of lock core by the quantity that increases or reduce extended body, thereby the door that is fit to different-thickness makes the manufacturer be easier to tissue production; The tissue sale is convenient in distributors.The utility model is simple in structure, and cost is low, is fit to produce in enormous quantities.

[description of drawings]

Fig. 1 is a stereogram of the present utility model;

Fig. 2 is a structure explosive view of the present utility model;

Fig. 3 is the partial enlarged drawing of Fig. 2;

Fig. 4 is a sectional view of the present utility model.

[specific embodiment]

A kind of door lock core, it comprises lock core body 1, be provided with circular hole 11 in the lock core body 1, lock core inner bag 2 is housed in circular hole 11, inboard dismountable shift fork 3 that is connected with of lock core inner bag 2, also be provided with dismountable lock core extended body 4 between shift fork 3 and lock core inner bag 2, lock core extended body 4 is provided with the lock core inner bag extended body 5 that connects lock core inner bag 2 and shift fork 3; Described lock core extended body 4 is provided with cylindrical circular hole 41, and be provided with inner card cage 411 at circular hole 41 inwalls, described lock core inner bag extended body 5 is cylindrical, lock core inner bag extended body 5 outer walls are provided with exterior bayonet slot 51, and it is fixing that described lock core extended body 4 and lock core inner bag extended body 5 snap in inner card cage 411, exterior bayonet slot 51 respectively by a jump ring 6.When producing, can produce the lock core body and the lock core inner bag of certain-length, the lock core body extended body and the lock core inner bag extended body of different length then form a complete production network, the lock core body extended body of a plurality of length that perhaps form a complete production network and lock core inner bag extended body, if oversizely just reduce lock core body extended body and lock core inner bag extended body, if too short lock core body extended body and the lock core inner bag extended body of just increasing, by the length of extended body change lock core, thereby the door that is fit to different-thickness makes the manufacturer be easier to tissue production

Lock core body 1 can be to be respectively equipped with fixing hole 10,40 on lock core body 1 and lock core extended body 4 with the fixed form of lock core extended body 4, and screw inserts pin core body 1 and lock core extended body 4 in the fixing hole.

The inboard of lock core inner bag 2 is provided with inner bag draw-in groove 21, between lock core inner bag 2 and lock core inner bag extended body 5, also be provided with driving member 7, one side of driving member 7 is provided with the driving member fixture block 71 that cooperates with inner bag draw-in groove 21, the opposite side of driving member 7 is provided with driving member draw-in groove 72, one side of lock core inner bag extended body 5 is provided with the lock core inner bag extended body fixture block 52 that cooperates with driving member draw-in groove 72, one side of lock core inner bag extended body 5 is provided with lock core inner bag extended body draw-in groove 53, and a side of shift fork 3 is provided with the shift fork fixture block 31 that cooperates with lock core inner bag extended body draw-in groove 53.

Be equipped with screw 100 on described lock core inner bag 2, driving member 7, lock core inner bag extended body 5, the shift fork 3, lock core inner bag 2 inserts screw with driving member 7 by screw and fixes, and lock core inner bag extended body 5 inserts screw with shift fork 3 by screw and fixes.

Claims

1. door lock core, it is characterized in that it comprises lock core body (1), be provided with circular hole (11) in the lock core body (1), lock core inner bag (2) is housed in circular hole (11), inboard dismountable shift fork (3) that is connected with of lock core inner bag (2), between shift fork (3) and lock core body (1), also be provided with dismountable lock core extended body (4), lock core extended body (4) is provided with the lock core inner bag extended body (5) that can rotate in lock core extended body (4), lock core inner bag extended body (5) connects lock core inner bag (2) and shift fork (3); Described lock core extended body (4) is provided with cylindrical circular hole (41), and be provided with inner card cage (411) at circular hole (41) inwall, described lock core inner bag extended body (5) is cylindrical, lock core inner bag extended body (5) outer wall is provided with exterior bayonet slot (51), and it is fixing that described lock core extended body (4) and lock core inner bag extended body (5) snap in inner card cage (411), exterior bayonet slot (41) respectively by a jump ring (6).

2. a kind of door lock core according to claim 1 is characterized in that being respectively equipped with fixing hole (10), (40) on lock core body (1) and lock core extended body (4), and screw inserts pin core body (1) and lock core extended body (4) in the fixing hole.

3. a kind of door lock core according to claim 1 and 2, the inboard that it is characterized in that lock core inner bag (2) is provided with inner bag draw-in groove (21), between lock core inner bag (2) and lock core inner bag extended body (5), also be provided with driving member (7), one side of driving member (7) is provided with the driving member fixture block (71) that cooperates with inner bag draw-in groove (21), the opposite side of driving member (7) is provided with driving member draw-in groove (72), one side of lock core inner bag extended body (5) is provided with the lock core inner bag extended body fixture block (52) that cooperates with driving member draw-in groove (72), one side of lock core inner bag extended body (5) is provided with lock core inner bag extended body draw-in groove (53), and a side of shift fork (3) is provided with the shift fork fixture block (31) that cooperates with lock core inner bag extended body draw-in groove (53).

4. a kind of door lock core according to claim 1, it is characterized in that being equipped with screw (100) on described lock core inner bag (2), driving member (7), lock core inner bag extended body (5), the shift fork (3), lock core inner bag (2) inserts screw with driving member (7) by screw and fixes, and lock core inner bag extended body (5) inserts screw with shift fork (3) by screw and fixes.