CN2661857Y

CN2661857Y - Door lock core

Info

Publication number: CN2661857Y
Application number: CN 200320103045
Authority: CN
Inventors: 骆金林
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-11-10
Filing date: 2003-11-10
Publication date: 2004-12-08
Anticipated expiration: 2013-11-10

Abstract

The utility model relates to a lock core of a door lock, comprising a lock core body 1, a lock core container 2 and a shifting fork 3. The lock core body 1 is provided with a circular hole 4. The lock core container 2 is arranged in the circular hole 4 and is clipped in the tail end of the lock core container 2 through a clip ring to enable the lock core container 2 to be fixed in the lock core body 1. The utility model is characterized in that an extension body of the lock core body 10 is also fixed on the lock core body 1 and an extension body of the lock core body 11 is connected with the lock core container 2. The utility model has the advantages that producers can produce the lock core body and lock core container with a certain length and produce the matched extension body of the lock core body and lock core container with different lengths; the length of lock core can be changed through extension body to suit for doors with different thickness, so that producers can easily organize production and sellers can easily organize sales. The utility model has the advantages of simple structure and low cost and applicability to mass production.

Description

A kind of door lock core

[technical field]

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

[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 the door lock core of a kind of simple in structure, door that can adapt to different-thickness of arch.

The purpose of this utility model is achieved in that

A kind of door lock core, comprise lock core body, lock core inner bag, shift fork, wherein in lock core body, be provided with circular hole, the lock core inner bag is housed in circular hole, and block lock core inner bag afterbody by snap ring the lock core inner bag is fixed in the lock core body, it is characterized in that also being fixed with the lock core body extended body on the lock core body, on the lock core inner bag, being connected to lock core inner bag extended body.

Aforesaid a kind of door lock core, it is characterized in that be provided with on the lock core body extended body with lock core body on the circular hole that the circular hole of lock core inner bag docks is installed, lock core inner bag lengthening physical efficiency is passed in this circular hole, and the lock core body extended body by screw on lock core body.

Aforesaid a kind of door lock core is characterized in that being provided with locating hole at the tail end of lock core inner bag, draw-in groove, end at lock core inner bag extended body is provided with cylinder, boss, cylinder is inserted in the locating hole, and boss is stuck in the draw-in groove, makes connecting as one of lock core inner bag and lock core inner bag extended body.

Aforesaid a kind of door lock core, it is characterized in that being provided with cylinder, boss at the tail end of lock core inner bag, end at lock core inner bag extended body is provided with locating hole, draw-in groove, cylinder is inserted in the locating hole, boss is stuck in the draw-in groove, makes connecting as one of lock core inner bag and lock core inner bag extended body.

Aforesaid a kind of door lock core is characterized in that being provided with an annular groove below the circular hole that lock core inner bag extended body is installed on the lock core body extended body, is convenient to place circumferential clasp.

Aforesaid a kind of door lock core is characterized in that also being provided with a ring-shaped step above the circular hole that lock core inner bag extended body is installed on the lock core body extended body, is used for lock core inner bag extended body axial location.

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, change the length of lock core by 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]

Below in conjunction with accompanying drawing the utility model is done detailed explanation:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the utility model internal construction partition figure;

Fig. 3 is the utility model internal construction partition figure

Fig. 4 is the structural representation of the utility model lock core inner bag extended body 11

[specific embodiment]

A kind of door lock core, comprise lock core body 1, lock core inner bag 2, shift fork 3, wherein in lock core body 1, be provided with circular hole 4, in circular hole 4, insert lock core inner bag 2, when the circular hole 4 on the lock core inner bag 2 insertion lock core bodies 1, expose tail end 7, the outside of tail end 7 is provided with annular slot 8, card has circumferential clasp 9 in the annular slot 8, and lock core inner bag 2 is fixed in the lock core body 1, it is characterized in that also being fixed with lock core body extended body 10 on the lock core body 1, being connected to lock core inner bag extended body 11 on lock core inner bag 2.

The profile of lock core body extended body 10 is identical with lock core body 1, is provided with the circular hole 12 that docks with circular hole 4 on lock core body extended body 10 equally, and lock core inner bag extended body 11 can be passed in circular hole 12.Lock core body extended body 10 by screw on lock core body 1.Be provided with an annular groove 13 and be convenient to place circumferential clasp 9 below circular hole 12, the top of circular hole 12 also is provided with a ring-shaped step 14, is used for lock core inner bag extended body 11 axial location.

Lock core inner bag 2 is connected in the following way with lock core inner bag extended body 11:

Mode one

Tail end 7 at lock core inner bag 2 is provided with locating hole 15, draw-in groove 16 is provided with cylinder 17, boss 18 at an end of lock core inner bag extended body 11, and cylinder 17 is inserted in the locating hole 15, boss 18 is stuck in the draw-in groove 16, makes connecting as one of lock core inner bag 2 and lock core inner bag extended body 11.Can drive lock core inner bag extended body 11 when lock core inner bag 2 rotates rotates synchronously.Owing in lock core body extended body 10, be provided with a ring-shaped step 14, block lock core inner bag extended body 11 and can not throw off vertically simultaneously.Fix by convex tendon and screw and shift fork at the other end of lock core inner bag extended body 14.

Mode two:

Tail end 7 at lock core inner bag 2 is provided with cylinder 19, boss 20, end at lock core inner bag extended body 11 is provided with locating hole 21, and draw-in groove 22, cylinder 19 are inserted in the locating hole 21, boss 20 is stuck in the draw-in groove 22, makes connecting as one of lock core inner bag 2 and lock core inner bag extended body 11.Can drive lock core inner bag extended body 11 equally when lock core inner bag 2 rotates rotates synchronously.

Side at lock core body 1 is drilled with pellet shot from a slingshot hole 5 side by side, and the side of lock core inner bag 2 is provided with and 5 corresponding pellet shot from a slingshot holes 6, pellet shot from a slingshot hole, also is provided with pellet shot from a slingshot, spring in pellet shot from a slingshot hole 5, pellet shot from a slingshot hole 6.

When producing lock core, the manufacturer only need be by same produced in lengths lock core body 1 and lock core inner bag 2, and then produces the lock core body extended body 10 and the lock core inner bag extended body 11 of different length.Be easy to tissue production.The customer only needs to select suitable lock core body extended body 10 and lock core inner bag extended body 11 according to the thickness of door when buying, and makes the door that is fit to different-thickness with a kind of lock core, all makes things convenient for when producing and buy.

Claims

1, a kind of door lock core, comprise lock core body (1), lock core inner bag (2), shift fork (3), wherein in lock core body (1), be provided with circular hole (4), lock core inner bag (2) is housed in circular hole (4), and block lock core inner bag (2) afterbody by snap ring (9) lock core inner bag (2) is fixed in the lock core body (1), it is characterized in that also being fixed with lock core body extended body (10) on the lock core body (1), on lock core inner bag (2), being connected to lock core inner bag extended body (11).

2, a kind of door lock core according to claim 1, it is characterized in that be provided with on the lock core body extended body (10) with lock core body on the circular hole (12) that the circular hole (4) of lock core inner bag docks is installed, lock core inner bag extended body (11) can be passed in circular hole (12), and lock core body extended body (11) by screw on lock core body (1).

3, a kind of door lock core according to claim 1 and 2, it is characterized in that being provided with locating hole (15) at the tail end (7) of lock core inner bag (2), draw-in groove (16), end at lock core inner bag extended body (11) is provided with cylinder (17), boss (18), cylinder (17) is inserted in the locating hole (15), boss (18) is stuck in the draw-in groove (16), makes connecting as one of lock core inner bag (2) and lock core inner bag extended body (11).

4, a kind of door lock core according to claim 1 and 2, it is characterized in that the tail end (7) in lock core inner bag (2) is provided with cylinder (19), boss (20), end at lock core inner bag extended body (11) is provided with locating hole (21), draw-in groove (22), cylinder (19) is inserted in the locating hole (21), boss (20) is stuck in the draw-in groove (22), makes connecting as one of lock core inner bag (2) and lock core inner bag extended body (11).

5, a kind of door lock core according to claim 3, the below that it is characterized in that on the lock core body extended body installing the circular hole (12) of lock core inner bag extended body is provided with an annular groove (13) and is convenient to place circumferential clasp (9).

6, a kind of door lock core according to claim 3 is characterized in that the top of the circular hole (12) of installation lock core inner bag extended body on the lock core body extended body also is provided with a ring-shaped step (14), is used for lock core inner bag extended body (11) axial location.

7, a kind of door lock core according to claim 4 is characterized in that being provided with an annular groove (13) in the below of the circular hole (12) that lock core inner bag extended body is installed on the lock core body extended body, is convenient to place circumferential clasp (9).

8, a kind of door lock core according to claim 4 is characterized in that the top of the circular hole (12) of installation lock core inner bag extended body on the lock core body extended body also is provided with a ring-shaped step (14), is used for lock core inner bag extended body (11) axial location.