CN108252576B

CN108252576B - Lock cylinder converter

Info

Publication number: CN108252576B
Application number: CN201810100565.5A
Authority: CN
Inventors: 陈叶锋; 舒妙林; 朱浙永
Original assignee: Zhejiang Zhonghao Security Technology Co ltd
Current assignee: Zhejiang Zhonghao Security Technology Co ltd
Priority date: 2018-02-01
Filing date: 2018-02-01
Publication date: 2023-06-09
Anticipated expiration: 2038-02-01
Also published as: CN116480225A; CN108252576A

Abstract

The invention provides a lock cylinder converter, and belongs to the technical field of locks. The cam lock cylinder solves the problem that the existing cam lock cylinder and gear lock cylinder cannot be used universally. The invention comprises a body, a first limiting part and a second limiting part, wherein the body is annular with an opening, the periphery of the body is provided with external teeth, the body is divided into a rotating section and an extending section, the first limiting part and the second limiting part respectively extend from the corresponding side surfaces of the extending section along the axial direction of the body to the direction far away from the extending section, the body is sleeved on the upper part of the lock shell, the shape and the size of an inner hole of the body are matched with those of the upper part of the lock shell, the rotating section is positioned at a cam groove, and the extending section can be pushed to rotate in the cam rotating process so as to enable the rotating section to rotate into and pass through the cam groove. The invention has the advantage of being used with a cam lock cylinder which can be converted into a gear lock cylinder.

Description

Lock cylinder converter

Technical Field

The invention belongs to the technical field of locks, relates to a lock core, and particularly relates to a lock core converter.

Background

The existing lock core is mainly divided into a cam lock core and a gear lock core, wherein the cam lock core is a common type, and the cam lock core and the gear lock core cannot be commonly used due to the difference of structures.

Disclosure of Invention

The invention aims to solve the general problems of the prior lock cylinder and provides a lock cylinder converter which can convert a cam lock cylinder into a gear lock cylinder.

The aim of the invention can be achieved by the following technical scheme:

the utility model provides a lock core converter, set up on the cam lock core, the cam lock core includes lock shell and cam, set up the cam groove that supplies cam pivoted on the lock shell, the upper portion cross-section periphery of lock shell is an open-ended circle, its characterized in that, lock core converter include the body and set up first spacing portion and the second spacing portion in the body both sides separately, the body is having open-ended cyclic annular, the external tooth has been seted up to the body periphery, the body divide into rotating section and extending section, above-mentioned first spacing portion and second spacing portion are established on the both sides face of extending section, first spacing portion and second spacing portion are followed the extending section and are corresponded the side along the body axial and are kept away from extending section direction from the extending section respectively, projection and the coincidence of first spacing portion and second spacing portion on the extending section corresponds the side, the body cover set up on the upper portion of above-mentioned lock shell and body hole shape size and the upper portion of lock shell are suited, above-mentioned rotating section is located above-mentioned cam groove department, above-mentioned cam rotation in-process can promote the extending section to make the rotating section rotate section change into and pass the cam groove.

In the above-mentioned lock core converter, the cam include rotation portion and stir the portion, rotation portion rotate set up on the lock shell and concentric with lock shell upper portion, stir the portion setting on rotation portion outer peripheral face, rotation portion is located the hole of above-mentioned body, stir the portion and be located the opening of body.

In the above-mentioned lock cylinder converter, one end of the shifting portion is fixed on the rotating portion, and the other end of the shifting portion penetrates out of the opening.

In the above-mentioned lock core converter, when the poking part pushes the extension section, the side surface corresponding to the extension section in the two side surfaces of the opening of the body is abutted against the poking part surface.

In the above-mentioned lock cylinder converter, when the cam lock cylinder is mounted on the lock body, the outer end surfaces of the first limit portion and the second limit portion respectively lean against the side plates on both sides of the lock body, and the rotating section is limited at the cam groove.

In the above-mentioned lock core converter, the rotating section and the extending section are arc-shaped and the arc length of the rotating section is larger than that of the extending section.

In the above-mentioned lock core converter, the outer terminal surface of first spacing portion and second spacing portion on all be equipped with two evagination spacing posts, spacing post is followed body axial from corresponding outer terminal surface and is extended, is located two spacing post centers on same outer terminal surface and the distance of body center.

In the above-mentioned lock core converter, the projections of the four spacing posts on the side surfaces of the extension sections are overlapped two by two.

In the above-mentioned lock core converter, the two side plates of the lock body are provided with the limit grooves which are movable when the limit posts rotate along with the body, and the limit grooves are arc-shaped and the two ends are closed.

In the above-mentioned lock cylinder converter, the external tooth width is smaller than the body width and the external tooth side is flush with the body side.

In the above-mentioned lock core converter, the body, the first limiting portion, the second limiting portion and the limiting post are of an integral structure.

Compared with the prior art, the cam lock cylinder has a simple structure, can realize the function of the gear lock cylinder when being matched with the cam lock cylinder, and can be used by converting the cam lock cylinder into the gear lock cylinder, thereby greatly improving the universality of the cam lock cylinder; when the cam drives the converter to rotate, the cam is contacted with the surface of the converter, the contact range is large, the stress is balanced, the abrasion is prevented, and the service life of the cam is prolonged.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention.

In the figure, 1, a body; 2. a first limit part; 3. a second limit part; 4. external teeth; 5. and a limit column.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 3, the lock cylinder converter provided by the invention comprises a body 1, and a first limiting part 2 and a second limiting part 3 which are respectively arranged at the left side and the right side of the body 1, wherein the body 1 is in an annular shape with an opening, a circle of external teeth 4 is arranged on the periphery of the body 1, the width of the external teeth 4 is smaller than that of the body 1, the right side of the external teeth 4 is flush with the right side of the body 1, the body 1 is divided into a rotating section and an extending section, the rotating section and the extending section are arc-shaped, the arc length of the rotating section is larger than that of the extending section, the first limiting part 2 and the second limiting part 3 are respectively arranged on the left side surface and the right side surface of the extending section, the first limiting part 2 extends leftwards along the axial direction of the body 1 from the left side surface of the extending section, and the second limiting part 3 extends rightwards along the axial direction of the body 1 from the right side surface of the extending section, and the projection of the first limiting part 2 and the second limiting part 3 on the corresponding side surface of the extending section coincides with the corresponding side surface, so that the periphery of the second limiting part 3 has teeth with the external teeth with the size of the external teeth 4. Two convex limit posts 5 are arranged on the outer end surfaces of the first limit part 2 and the second limit part 3, the limit posts 5 extend axially along the body 1 from the corresponding outer end surfaces, the distances between the centers of the two limit posts 5 positioned on the same end surface and the center of the body 1 are equal, and the projections of the four limit posts 5 on the side surfaces of the extending sections are overlapped two by two; the body 1, the first limiting part 2, the second limiting part 3 and the limiting column 5 are of an integrated structure.

When the lock cylinder converter is used, the lock cylinder converter is arranged on a cam lock cylinder, the cam lock cylinder comprises a lock shell and a cam, the lock shell is provided with a cam groove for the cam to rotate, the periphery of the cross section of the upper part of the lock shell is an open circle, the body 1 is sleeved on the upper part of the lock shell, and the shape and the size of an inner hole of the body 1 are matched with those of the upper part of the lock shell; when the cam lock core is arranged on the lock body, the outer end surfaces of the first limiting part 2 and the second limiting part respectively lean against the side plates at two sides of the lock body, the rotating section is limited at the cam groove, and the width of the rotating section is smaller than that of the cam groove; the two side plates of the lock body are provided with limit grooves for the limit posts 5 to move when rotating along with the body 1, the limit grooves are arc-shaped, two ends of the limit grooves are closed, and the limit posts 5 are arranged in the corresponding limit grooves in a penetrating way; the cam includes rotary part and stirring portion, rotary part rotates the setting on the lock shell and concentric with the circular upper portion of lock shell, rotary part is located the hole of body 1, stirring portion one end is fixed on rotary part, the opening of body 1 is worn out to the other end, when unblanking, through key drive cam rotation, the cam rotates and promotes the extension section through stirring portion and make whole converter rotatory, the rotation section can rotate into and pass the cam groove, when stirring portion promotes the extension section, correspond the side that is located the extension section in the opening both sides face and stir the face-to-face and paste, stirring portion atress area is big, the wearing and tearing is very little.

It should be understood that in the claims, the specification of the present invention, all "including … …" should be interpreted as open-ended meaning that it is equivalent to "at least … …", and not as closed-ended meaning that it should not be interpreted to "include … …" only.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a lock core converter, sets up on the cam lock core, the cam lock core includes lock shell and cam, has seted up the cam groove that supplies cam pivoted on the lock shell, the upper portion cross-section periphery of lock shell is an open-ended circle, its characterized in that, lock core converter include body (1) and divide to establish first spacing portion (2) and second spacing portion (3) on body (1) both sides, body (1) are having open-ended cyclic annular, outer tooth (4) have been seted up to body (1) periphery, body (1) divide into rotary segment and extension, above-mentioned first spacing portion (2) and second spacing portion (3) divide to establish on the both sides face of extension, first spacing portion (2) and second spacing portion (3) are followed extension corresponding side of extension and are followed body (1) axial direction and are kept away from extension direction extension respectively, projection and corresponding side coincidence on extension corresponding side of body (1) cover establish on the upper portion of above-mentioned shell and body (1) external tooth (4) have been seted up to the periphery, body (1) divide into rotary segment and extension, rotary segment is rotated in the upper portion and can be rotated in the upper portion of the rotary segment to the cam groove phase of the upper portion of the rotary segment.

2. The lock cylinder converter according to claim 1, wherein the cam comprises a rotating part and a poking part, the rotating part is rotatably arranged on the lock shell and is concentric with the upper part of the lock shell, the poking part is arranged on the peripheral surface of the rotating part, the rotating part is positioned in the inner hole of the body (1), and the poking part is positioned in the opening of the body (1).

3. A lock cylinder converter according to claim 2, characterized in that the toggle part is fastened at one end to the rotating part and at the other end extends out of the opening of the body (1).

4. A lock cylinder converter according to claim 2 or 3, wherein when the striking part pushes the extension, a side surface of the opening of the body (1) corresponding to the extension is abutted against the striking part surface.

5. A lock cylinder converter according to claim 2 or claim 3, wherein the turning section and the extension section are each arcuate and the turning section has a greater extent than the extension section.

6. The lock cylinder converter according to claim 1 or 2, wherein the outer end surfaces of the first limiting part (2) and the second limiting part (3) are respectively provided with two protruding limiting posts (5), the limiting posts (5) axially extend along the body (1) from the corresponding outer end surfaces, and the centers of the two limiting posts (5) positioned on the same outer end surface are equidistant from the center of the body (1).

7. A lock cylinder converter according to claim 6, characterized in that the projections of the four limit posts (5) on the sides of the extension are coincident two by two.

8. A lock cylinder converter according to claim 1 or 2, characterized in that the external teeth (4) have a smaller width than the body (1) and that one side of the external teeth (4) is flush with one side of the body (1).

9. The lock cylinder converter according to claim 6, wherein the body (1), the first limiting portion (2), the second limiting portion (3) and the limiting post (5) are of an integral structure.