CN205348980U

CN205348980U - Lock cylinder

Info

Publication number: CN205348980U
Application number: CN201620150181.0U
Authority: CN
Inventors: 崔一杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-29
Filing date: 2016-02-29
Publication date: 2016-06-29
Anticipated expiration: 2026-02-28

Abstract

The utility model provides a lock cylinder, it includes interior lock cylinder, outer lock cylinder, cup joints interior lock cylinder with well lock cylinder between the outer lock cylinder, five intercommunications interior lock cylinder with outer lock cylinder just link up well lock cylinder's channel, setting are in pellet shot from a slingshot in the channel is during the lock -out state interior lock cylinder pellet shot from a slingshot with the contact surface of well lock cylinder pellet shot from a slingshot is in in the interior lock cylinder channel, well lock cylinder pellet shot from a slingshot with the contact surface of outer lock cylinder pellet shot from a slingshot just in time with outer lock cylinder channel mouth parallel and level, under this state well lock cylinder together with interior lock cylinder can with interior lock cylinder is in for the pivot swing in the outer lock cylinder, when opening the state interior lock cylinder pellet shot from a slingshot with the contact surface of well lock cylinder pellet shot from a slingshot just in time with interior lock cylinder channel mouth parallel and level, well lock cylinder pellet shot from a slingshot with the contact surface of outer lock cylinder pellet shot from a slingshot is in in the outer lock cylinder channel, under this state interior lock cylinder can well lock cylinder internal rotation. This lock cylinder has design science, the high advantage of theftproof performance.

Description

Lock core

Technical field

This utility model relate to a kind of lock core.

Background technology

In daily life, in order to protect the safety of property often to use various theftproof lock, spring lock and side column lock to be a kind of relatively common theftproof lock, due to simple in construction, it is widely used.After lock structure being become more familiar with however as lawless person, still can passing through technology unlocking and open lockset easily, theftproof performance is still not high.

In order to solve above Problems existing, people are seeking a kind of desirably technical solution always.

Summary of the invention

The purpose of this utility model is for the deficiencies in the prior art, thus providing the lock core that a kind of design science, theftproof performance are high.

To achieve these goals, this utility model be the technical scheme is that

A kind of lock core, including internal cylinder and outer lock core, it also includes middle lock core and at least two conduits, described middle lock core is socketed between described outer lock core and described internal cylinder and rotatable, described conduit connects described internal cylinder and described outer lock core and through described middle lock core, the spring between at the bottom of being disposed with internal cylinder pellet, middle lock core marble, outer lock core pellet in described conduit and being arranged on the conduit of described outer lock core pellet and described outer lock core；Under lock-out state, the top of described middle lock core marble is in the conduit of described internal cylinder, the bottom of described middle lock core marble is completely in the conduit of described middle lock core, and described outer lock core pellet is completely in the conduit of described outer lock core；Under opening, described internal cylinder pellet is completely in the conduit of described internal cylinder, and the top of described middle lock core marble is completely in the conduit of described middle lock core, the bottom of described middle lock core marble is in the conduit of described outer lock core.

Based on above-mentioned, the bottom of described internal cylinder pellet and the top respectively antitheft column-shaped boss of described middle lock core marble.

Based on above-mentioned, between described internal cylinder and described middle lock core, it is provided with positive stop bead.

Based on above-mentioned, between described middle lock core marble and described outer lock core pellet, it is provided with short pellet；Under lock-out state, described short pellet is completely in the conduit of described middle lock core；Under opening, described short pellet is completely in the conduit of described outer lock core, and the bottom of described middle lock core marble is completely in the conduit of described middle lock core.

This utility model hinge structure has substantive distinguishing features and progress, specifically, this utility model adds middle lock core structure, in the locked state, described middle lock core can swing with described internal cylinder for rotating shaft together with described internal cylinder in described outer lock core, described middle lock core groove road junction and described outer lock core groove channel port is made to misplace, described internal cylinder pellet just cannot be pressed, considerably increase difficulty when lawless person uses unlocking tool to unblank, the advantage that it has design science, theftproof performance is high.

Accompanying drawing explanation

Fig. 1 is internal structure schematic diagram of the present utility model.

Fig. 2 is backsight face of the present utility model schematic diagram.

In figure: 1. outer lock core；2. lock core in；3. internal cylinder；4. spring；5. positive stop bead；11. outer lock core pellet；21. middle lock core marble；22. short pellet；31. internal cylinder pellet.

Detailed description of the invention

Below by detailed description of the invention, the technical solution of the utility model is described in further detail.

Embodiment 1

As shown in Figure 1 and Figure 2, a kind of lock core, including outer lock core 1, middle lock core 2, internal cylinder 3 and five conduits, described middle lock core 2 is socketed between described outer lock core 1 and described internal cylinder 3 and rotatable, described conduit connects described internal cylinder 3 and described outer lock core 1 and through described middle lock core 2, is disposed with internal cylinder pellet 31, middle lock core marble 21, outer lock core pellet 11 and is arranged on the spring 4 between described outer lock core pellet 11 and the conduit bottom land of described outer lock core 1 in described conduit.In the locked state, described internal cylinder pellet 31 is completely in the conduit of described internal cylinder 3, the top of described middle lock core marble 21 is in the conduit of described internal cylinder 3, the bottom of described middle lock core marble 21 is completely in the conduit of described middle lock core 2, described outer lock core pellet 11 is completely in the conduit of described outer lock core 1, under this state, described middle lock core 2 can swing with described internal cylinder 3 for rotating shaft together with described internal cylinder 3 in described outer lock core 1, when occurring to swing, the groove channel port of described middle lock core 2 and the groove channel port of described outer lock core 1 can produce dislocation, described internal cylinder pellet 31 just cannot be pressed, namely occur cannot unblank when swinging；Preferably, it is provided with positive stop bead 5 between described internal cylinder 3 and described middle lock core 2, to increase the frictional force between described internal cylinder 3 and described middle lock core 2, make described middle lock core 2 be easier to relatively described outer lock core 1 and swing, between described positive stop bead 5 and described middle lock core 2, be provided with positive stop bead spring.In the on state, described internal cylinder pellet 31 is completely in the conduit of described internal cylinder 3, the top of described middle lock core marble 21 is completely in the conduit of described middle lock core 2, the bottom of described middle lock core marble 21 is in the conduit of described outer lock core 1, described outer lock core pellet 11 is completely in the conduit of described outer lock core 1, under this state, described internal cylinder 3 can rotate in described middle lock core 2, to complete unlocking action.

Under lock-out state, when using unlocking tool to unblank, in the process that unlocking tool is inserted key slot, need suitably to rotate unlocking tool, in order to unlocking tool inserts and press described internal cylinder pellet 31.Under the rotation of described unlocking tool drives, described middle lock core 2 swings in described outer lock core 1 for rotating shaft with described internal cylinder 3 together with described internal cylinder 3, the groove channel port of described middle lock core 2 and the groove channel port of described outer lock core 1 misplace, described internal cylinder pellet 31 just cannot be pressed, and unblanks thus hindering.

Preferably, the bottom of described internal cylinder pellet 31 is antitheft column-shaped boss, the top of described middle lock core marble 21 is antitheft column-shaped boss, when using unlocking tool to unblank, press described internal cylinder pellet 31 and produce a kind of indentation, thus causing the person of unblanking to produce the illusion of a kind of unlatching, hindering further and unblanking.

Embodiment 2

The present embodiment and embodiment 1 are distinctive in that: be provided with short pellet 22 between described middle lock core marble 21 and described outer lock core pellet 11.Under lock-out state, described short pellet 22 is completely in the conduit of described middle lock core 2, and described outer lock core pellet 11 is completely in the conduit of described outer lock core 1；Under opening, described short pellet 22 is completely in the conduit of described outer lock core 1, and the bottom of described middle lock core marble 21 is completely in the conduit of described middle lock core 2.

The present embodiment is compared the advantage of embodiment 1 and is in that, in the present embodiment, even if there being internal cylinder pellet 31 described in a group to be depressed, described middle lock core 2 still can swing with described internal cylinder 3 for rotating shaft together with described internal cylinder 3 in described outer lock core 1, giving and use unlocking tool to unblank to cause further difficulty, unblanking thus hindering further.

Finally should be noted that: above example is only in order to illustrate that the technical solution of the utility model is not intended to limit；Although this utility model being described in detail with reference to preferred embodiment, those of ordinary skill in the field are it is understood that still can modify to detailed description of the invention of the present utility model or portion of techniques feature carries out equivalent replacement；Without deviating from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that this utility model is claimed.

Claims

1. a lock core, including internal cylinder and outer lock core, it is characterized in that: it also includes middle lock core and at least two conduits, described middle lock core is socketed between described outer lock core and described internal cylinder and rotatable, described conduit connects described internal cylinder and described outer lock core and through described middle lock core, the spring between at the bottom of being disposed with internal cylinder pellet, middle lock core marble, outer lock core pellet in described conduit and being arranged on the conduit of described outer lock core pellet and described outer lock core；Under lock-out state, the top of described middle lock core marble is in the conduit of described internal cylinder, the bottom of described middle lock core marble is completely in the conduit of described middle lock core, and described outer lock core pellet is completely in the conduit of described outer lock core；Under opening, described internal cylinder pellet is completely in the conduit of described internal cylinder, and the top of described middle lock core marble is completely in the conduit of described middle lock core, the bottom of described middle lock core marble is in the conduit of described outer lock core.

2. lock core according to claim 1, it is characterised in that: the bottom of described internal cylinder pellet and the top respectively antitheft column-shaped boss of described middle lock core marble.

3. lock core according to claim 1 and 2, it is characterised in that: it is provided with positive stop bead between described internal cylinder and described middle lock core.

4. lock core according to claim 3, it is characterised in that: it is provided with short pellet between described middle lock core marble and described outer lock core pellet；Under lock-out state, described short pellet is completely in the conduit of described middle lock core；Under opening, described short pellet is completely in the conduit of described outer lock core, and the bottom of described middle lock core marble is completely in the conduit of described middle lock core.