CN107956327B

CN107956327B - Lock core

Info

Publication number: CN107956327B
Application number: CN201711007423.6A
Authority: CN
Inventors: 张福禄
Original assignee: Zhejiang Pujiang Plum Blossom Lock Industry Group Co ltd
Current assignee: Zhejiang Pujiang Plum Blossom Lock Industry Group Co ltd
Priority date: 2017-10-25
Filing date: 2017-10-25
Publication date: 2023-04-07
Anticipated expiration: 2037-10-25
Also published as: CN107956327A

Abstract

The invention provides a lock core, which comprises an outer knob, an inner knob, a lock core shell, a rotating shaft, a dial wheel, a steel ball, a mechanical lock core and an electronic lock core, wherein the outer knob is arranged on the lock core shell; the rotating shaft is of a circular tubular structure, the inner end of the rotating shaft is connected and fixed with the inner knob, the outer end part of the rotating shaft is accommodated in the outer knob, the outer end part of the rotating shaft is rotatably connected with the outer knob, and the middle part of the rotating shaft is connected and fixed with the thumb wheel; mechanical lock courage and electronic lock courage hold in outer knob, mechanical lock courage includes first unblock cam, the electronic lock courage includes second unblock cam, outer knob is including holding the trip lever in the pivot, a plurality of steel ball hole has been seted up to the lateral wall of outer end tip, the steel ball hole is the through-hole, the downthehole steel ball that has held of steel ball, the diameter of steel ball is greater than the wall thickness of pivot, the blind hole that corresponds with the steel ball hole is seted up to the trip lever, only partial steel ball can be held to the blind hole, first unblock cam and second unblock cam position correspond with the position in steel ball hole, first unblock cam or second unblock cam can extrude steel ball part entering blind hole through rotating.

Description

Lock core

Technical Field

The invention relates to the field of locks, in particular to a lock cylinder of a door lock.

Background

The present lock technology has developed an electronic lock core operated by electric power, and the electronic lock core is commonly used in the present society, for example, the electronic lock core is often used as a door lock of a gate, a car lock of an automobile or a box lock of a safe. The lock cylinder is the most important component in the lock, and most of the actions of unlocking and locking the lock are completed through the lock cylinder.

In the existing electronic lock, a user usually passes through a password identification process when unlocking, and if the password passes verification, the lock enables the lock cylinder to shift in an electric action or mechanical driving mode (such as key unlocking), so that the lock is unlocked, otherwise, the lock is kept in a locking state.

The existing electronic lock only has one electronic lock cylinder.

Disclosure of Invention

The invention aims to provide a lock core of a door lock with two electronic lock cores and a mechanical lock core.

In order to achieve the advantages, the invention provides a lock core which comprises an outer knob, an inner knob, a lock core shell, a rotating shaft, a dial wheel, a steel ball, a mechanical lock core and an electronic lock core; the rotating shaft is of a circular tubular structure, the inner end of the rotating shaft is fixedly connected with the inner knob, the outer end part of the rotating shaft is accommodated in the outer knob and is rotatably connected with the outer knob, and the middle part of the rotating shaft is fixedly connected with the thumb wheel; mechanical lock courage with the electronic lock courage holds in the outer knob, mechanical lock courage includes first unblock cam, the electronic lock courage includes second unblock cam, outer knob is including holding trip lever in the pivot, a plurality of steel ball hole has been seted up to the lateral wall of outer end tip, the steel ball hole is the through-hole, the steel ball has been held in the steel ball hole, the diameter of steel ball is greater than the wall thickness of pivot, the trip lever seted up with the blind hole that the steel ball hole corresponds, only can hold the part of blind hole the steel ball, first unblock cam with second unblock cam position with the position of steel ball hole corresponds, first unblock cam or second unblock cam can extrude through rotating the steel ball, works as the steel ball hole with when the blind hole position corresponds the steel ball part gets into the blind hole.

In one embodiment of the invention, the lock cylinder shell is provided with a rotating shaft hole for accommodating the rotating shaft.

In one embodiment of the invention, the lock cylinder shell is provided with a thumb wheel groove for accommodating the thumb wheel.

In one embodiment of the invention, the electronic lock cylinder is electrically connected with a verification module, the verification module is used for comparing the received information with the setting information, and the electronic lock cylinder is driven to work through the driving circuit if the verification is passed, and the verification module is electrically connected with an information input device.

In one embodiment of the invention, the information input device is a fingerprint input device.

In one embodiment of the invention, the number of the steel ball holes is multiple.

In one embodiment of the invention, the clutch lever is rotatably connected to the inner knob.

In an embodiment of the present invention, the number of the blind holes is two, and the two blind holes correspond to the first unlocking cam and the second unlocking cam respectively in position.

In one embodiment of the present invention, the electronic lock core further includes a motor.

In an embodiment of the present invention, the outer knob further comprises a drop-proof tube, the drop-proof tube is sleeved outside the end of the outer end, and the drop-proof tube is used for preventing the steel ball from separating from the steel ball hole.

In the lock core, the first unlocking cam or the second unlocking cam can extrude the steel ball by rotating, and the steel ball partially enters the blind hole by rotating the outer knob when the steel ball hole corresponds to the blind hole. The locking and unlocking of the outer knob and the rotating shaft are realized, and then the rotating shaft and the dial wheel are driven to rotate by rotating the outer knob.

Drawings

Fig. 1 is a schematic structural view of a lock cylinder according to a first embodiment of the present invention.

Fig. 2 shows an exploded view of the lock cylinder of fig. 1.

Fig. 3 is a sectional view of the outer knob of fig. 2.

Detailed Description

To further explain the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be provided with reference to the accompanying drawings and preferred embodiments for describing specific embodiments, structures, features and effects thereof.

Please refer to fig. 1-3, the lock core of this embodiment is a main part for controlling the unlocking of the lock, and is a heart of the lock, and the lock core includes an outer knob 1, a rotating shaft 2, a lock core housing 3, a dial wheel 4, an inner knob 5, a mechanical lock core 6, an electronic lock core 7, and a steel ball 8;

the outer knob 1 comprises a shell, a clutch lever 11 and a key socket 12 arranged on the shell, an electronic lock cylinder input device window 13 and an anti-falling pipe 14, wherein the inner end of the clutch lever 11 is contained in the inner knob 5, a limiting ring 110 is fixed at the end part of the inner end of the clutch lever 11, the limiting ring 110 is in contact with the end face of the rotating shaft 2, and the limiting ring 110 is used for preventing the clutch lever 11 from moving along the axial direction of the rotating shaft 11.

The pivot 2 is circular shape tubular structure, and 2 the inner of pivot is connected fixedly with interior knob 5, and the outer end tip of pivot 2 holds in outer knob 1, and the outer end tip of pivot 2 rotates with outer knob 1 to be connected, and 2 middle parts of pivot are connected fixedly with thumb wheel 4. Rotating shaft 2

The lock cylinder shell 3 is provided with a rotating shaft hole 31 for accommodating the rotating shaft 2 and a thumb wheel groove 32 for accommodating the thumb wheel 4.

The inner knob 5 comprises a connecting pipe 51, and the connecting pipe 51 is fixedly connected with the rotating shaft 2.

Mechanical lock courage 6 and electronic lock courage 7 hold in outer knob 1, mechanical lock courage 6 includes first unblock cam 61, electronic lock courage 7 includes second unblock cam 71, outer knob 1 is including holding in pivot 2 trip lever 11, a plurality of steel ball hole 21 has been seted up to the lateral wall of outer end tip, steel ball hole 21 is the through-hole of perpendicular to pivot 2 axis, steel ball 8 has been held in steel ball hole 21, the diameter of steel ball 8 is greater than the wall thickness of pivot 2, trip lever 11 has seted up the blind hole 111 that corresponds with steel ball hole 21, only can hold partial steel ball 8 of blind hole 111, first unblock cam 61 and second unblock cam 71 position correspond with the position of steel ball hole 21, first unblock cam 61 or second unblock cam 71 can extrude steel ball 8 through rotating, steel ball 8 partially gets into blind hole 111 when steel ball hole 21 corresponds with blind hole 111 position. The number of the blind holes 111 is two, and the two blind holes 111 correspond to the first unlocking cam 61 and the second unlocking cam 71 in position, respectively.

The electronic lock cylinder 7 is electrically connected with a verification module (not shown), the verification module is used for comparing the received information with the set information, if the verification is passed, the electronic lock cylinder 7 is driven to work through the driving circuit, and the verification module is electrically connected with information input equipment. The information input device is a fingerprint input device, a Bluetooth input device and a voice input device. The electronic lock core 7 further comprises a motor. The number of the steel ball holes 21 is plural. The clutch lever 11 is rotatably connected with the inner knob 5, and the clutch lever 11 can also be rotatably connected with the rotating shaft 2. The anti-falling pipe 14 is sleeved outside the end part of the outer end of the rotating shaft 2, and the anti-falling pipe 14 is used for preventing the steel ball 8 from being completely separated from the steel ball hole 21.

In the lock core, the first unlocking cam or the second unlocking cam can extrude the steel ball by rotating a certain angle, and then the steel ball partially enters the blind hole by rotating the outer knob when the steel ball hole corresponds to the blind hole. The locking and unlocking of the outer knob and the rotating shaft are realized, and then the rotating shaft and the dial wheel are driven to rotate by rotating the outer knob.

In one embodiment of the lock core, a plurality of steel ball holes are arranged, so that the steel ball holes and the blind holes can correspond to each other when the rotation angle of the outer knob is smaller, and the idle rotation angle range of the outer knob is reduced.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A lock core is characterized by comprising an outer knob, an inner knob, a lock core shell, a rotating shaft, a thumb wheel, a steel ball, a mechanical lock core and an electronic lock core; the rotating shaft is of a circular tubular structure, the inner end of the rotating shaft is fixedly connected with the inner knob, the outer end part of the rotating shaft is accommodated in the outer knob and is rotatably connected with the outer knob, and the middle part of the rotating shaft is fixedly connected with the thumb wheel; mechanical lock courage with the electronic lock courage holds in the outer knob, mechanical lock courage includes first unblock cam, the electronic lock courage includes second unblock cam, outer knob is including holding clutch lever in the pivot, a plurality of steel ball hole has been seted up to the lateral wall of outer end tip, the steel ball hole is the through-hole, the downthehole steel ball that has held of steel ball, the diameter of steel ball is greater than the wall thickness of pivot, clutch lever seted up with the blind hole that the steel ball hole corresponds, only can hold the part of blind hole the steel ball, first unblock cam with second unblock cam position with the position of steel ball hole corresponds, first unblock cam or second unblock cam can extrude through rotating the steel ball, works as the steel ball hole with when the blind hole position corresponds the steel ball part gets into the blind hole.

2. The lock core of claim 1, wherein the lock core housing defines a spindle bore for receiving the spindle.

3. The lock core of claim 1, wherein the lock core housing defines a thumb wheel slot that receives the thumb wheel.

4. The lock core according to claim 1, wherein the electronic lock cylinder is electrically connected with a verification module, the verification module is used for comparing the received information with the set information, if the verification is passed, the electronic lock cylinder is driven to work through the driving circuit, and the verification module is electrically connected with an information input device.

5. The lock core of claim 4, wherein the information input device is a fingerprint input device.

6. The lock core of claim 1, wherein the number of ball holes is plural.

7. The lock core of claim 1, wherein the clutch lever is rotationally coupled to the inner knob.

8. The lock cylinder according to claim 1, characterized in that the number of the blind holes is two, and the two blind holes correspond to the first unlocking cam and the second unlocking cam respectively in position.

9. The lock core of claim 1, wherein the electronic cylinder further comprises a motor.

10. The lock core of claim 1, wherein the outer knob further comprises a drop-proof tube, the drop-proof tube is sleeved outside the end portion of the outer end, and the drop-proof tube is used for preventing the steel ball from being separated from the steel ball hole.