CN219587382U

CN219587382U - Switch lock mechanism and lockset

Info

Publication number: CN219587382U
Application number: CN202320216394.9U
Authority: CN
Inventors: 李军; 王喜锋; 陈坚; 雷飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-10
Filing date: 2023-02-10
Publication date: 2023-08-25
Anticipated expiration: 2033-02-10

Abstract

The utility model discloses a switch lock mechanism and a lockset, wherein the switch lock mechanism comprises: one end of the connecting rod is used for fixedly connecting the rear lock body, the other end of the connecting rod extends to the front lock body, and a first clutch part is arranged on the side part of one end of the connecting rod extending to the front lock body; the mechanical lock cylinder comprises a lock shell sleeve fixedly arranged on the front lock body and a core body rotationally arranged on the lock shell sleeve, and the core body and the connecting rod are coaxial and can rotate relatively; the transmission mechanism is arranged between the core body and the connecting rod and can drive the core body and the connecting rod to rotate together; the electric unlocking mechanism is fixedly arranged on the front lock body, and the output end of the electric unlocking mechanism can be combined with or separated from the first clutch part. The lockset comprises the switch lock mechanism. The connecting rod and the core body of the switch lock mechanism can directly interact, so that the traditional partial clutch structure between the core body and the connecting rod is avoided, the production and the assembly difficulties of the switch lock mechanism are low, and the working reliability is high.

Description

Switch lock mechanism and lockset

Technical Field

The utility model relates to the technical field of locks, in particular to a switch lock mechanism and a lock.

Background

In the related art, in order to meet different door opening and closing requirements, some locks are equipped with two structures of mechanical lock core unlocking and electric unlocking. The lockset generally comprises a front lock body, a rear lock body and a connecting rod, wherein one end of the connecting rod is connected with the rear lock body, and the other end of the connecting rod can be combined with or separated from the front lock body. When unlocking, the output end of the mechanical lock core or the output end of the electric unlocking structure realizes the combination and separation with the connecting rod through a complex clutch mechanism.

Because the mechanical lock core and the electric unlocking structure are generally arranged in the front lock body, the inner space of the front lock body is limited, and the complex clutch mechanism not only improves the cost of the lockset and increases the production and processing difficulty, but also causes the assembly process of the lockset to be very complicated and difficult, and the working reliability is lower.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, one of the purposes of the utility model is to provide a switch lock mechanism with simple structure, low production and assembly difficulty and high working reliability; one of the objectives of the present utility model is to provide a lock employing the above-mentioned opening/closing mechanism.

A switch lock mechanism according to an embodiment of the first aspect of the present utility model includes: one end of the connecting rod is used for fixedly connecting the rear lock body, the other end of the connecting rod extends to the front lock body, and a first clutch part is arranged on the side part of one end of the connecting rod extending to the front lock body; the mechanical lock cylinder comprises a lock shell fixedly arranged on the front lock body and a core body rotationally arranged on the lock shell, and the core body and the connecting rod are coaxial and can rotate relatively; the transmission mechanism is arranged between the core body and the connecting rod and can drive the core body and the connecting rod to rotate together; the electric unlocking mechanism is fixedly arranged on the front lock body, and the output end of the electric unlocking mechanism can be combined with or separated from the first clutch part.

The switch lock mechanism provided by the embodiment of the utility model has at least the following beneficial effects:

when a key is inserted into a mechanical lock core to unlock, the core body rotates relative to the lock shell, and the transmission mechanism can be utilized to drive the connecting rod to rotate together in the rotation process of the core body, so that the front lock body, the connecting rod and the rear lock body rotate together to link the lock tongue to unlock; when the electric unlocking mechanism is used for unlocking, the output end of the electric unlocking mechanism is combined with the first clutch part, the front lock body, the connecting rod and the rear lock body rotate together to link the lock tongue for unlocking, and the connecting rod can rotate relative to the core body within a certain angle range, so that the connecting rod is prevented from being blocked due to the fact that the core body cannot rotate; the connecting rod and the core body of the switch lock mechanism can directly interact, so that the traditional partial clutch structure between the core body and the connecting rod is avoided, the production and the assembly difficulties of the switch lock mechanism are low, and the working reliability is high.

In some embodiments of the present utility model, the first clutch portion is a socket hole formed on a side wall of the connecting rod, the electric unlocking mechanism is a linear driver, and an output end of the linear driver is provided with a socket post capable of extending into or separating from the socket hole.

In some embodiments of the present utility model, the end of the core is provided with a sleeve, the connecting rod is provided with a shaft penetrating through the sleeve, the shaft penetrating is provided with a rotating disc part capable of rotating in the sleeve, the transmission mechanism comprises a transmission column arranged on the core and a first resisting part arranged on the rotating disc part, and the transmission column can be abutted against the first resisting part to drive the connecting rod and the core to rotate together.

In some embodiments of the present utility model, the turntable part is provided with a second resisting part spaced from the first resisting part, and a movable space for the transmission column to freely rotate is defined between the first resisting part and the second resisting part.

In some embodiments of the present utility model, the turntable part includes a ring part protruding in a radial direction of the shaft penetrating part and a fanning ring part provided on an outer circumferential wall of the ring part, and both end surfaces of the fanning ring part constitute the first and second catching parts, respectively.

In some embodiments of the present utility model, an inner peripheral wall of the sleeve is provided with an internal thread, the core is provided with an external thread connected with the internal thread, the sleeve is provided with a through hole into which the shaft penetrating portion extends, a plurality of positioning grooves corresponding to the transmission columns are arranged at the outline edge of the through hole, and the transmission columns can elastically extend along the length direction of the core to be combined with one of the positioning grooves, so that the sleeve is prevented from rotating relative to the core.

In some embodiments of the present utility model, the shaft penetrating portion is movably penetrated with a limiting ring, the limiting ring is located inside the sleeve and abuts against the side surface of the turntable, and the limiting ring is provided with a notch groove through which the transmission column can pass.

According to an embodiment of the second aspect of the present utility model, a lock comprises: the switch lock mechanism of any one of the above technical schemes.

The lockset provided by the embodiment of the utility model has at least the following beneficial effects:

the lockset adopting the above switch lock mechanism realizes two functions of mechanical unlocking and electric unlocking by a simple structure, has lower production and processing and assembly difficulties and has higher working reliability.

In some embodiments of the present utility model, the front lock body includes a front fixing seat and a front handle sleeve rotatably disposed on the front fixing seat, the mechanical lock cylinder, the transmission mechanism and the electric unlocking mechanism are all located in the front handle sleeve, a key hole of the mechanical lock cylinder is provided with a front end face of the front handle sleeve, the front end face of the front handle sleeve is movably provided with a movable cover capable of shielding or exposing the key hole, and the movable cover is provided with an identification control module electrically connected with the electric unlocking mechanism.

In some embodiments of the present utility model, the movable cover is rotatably disposed on a front end surface of the front handle sleeve through a pivot member, and the identification control module includes a code wheel disposed on the movable cover.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of an embodiment of a switch lock mechanism of the present utility model;

FIG. 2 is an exploded view of the embodiment of FIG. 1;

FIG. 3 is a schematic view of an embodiment of the lock of the present utility model

Fig. 4 is a schematic internal cross-sectional view of the embodiment of fig. 3.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, if any, the first, second, third, fourth, fifth, etc. are described for the purpose of distinguishing between technical features only, and should not be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless clearly defined otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly and may be connected directly or indirectly through an intermediary; the connecting device can be fixedly connected, detachably connected and integrally formed; may be a mechanical connection; may be a communication between two elements or an interaction between two elements. The specific meaning of the words in the utility model can be reasonably determined by a person skilled in the art in combination with the specific content of the technical solution.

Referring to fig. 1 to 4, a switch lock mechanism according to an embodiment of the present utility model includes: one end of the connecting rod 100 is used for fixedly connecting the rear lock body, the other end of the connecting rod 100 extends to the front lock body 20, and a first clutch part 110 is arranged on the side part of one end of the connecting rod 100 extending to the front lock body 20; the mechanical lock cylinder 200, the mechanical lock cylinder 200 comprises a lock shell 210 fixedly arranged on the front lock body 20 and a core body 220 rotatably arranged on the lock shell 210, and the core body 220 and the connecting rod 100 are coaxial and can rotate relatively; the transmission mechanism 300 is arranged between the core 220 and the connecting rod 100 and can drive the core 220 and the connecting rod 100 to rotate together; the electric unlocking mechanism 400 is fixedly arranged on the front lock body 20, and an output end of the electric unlocking mechanism 400 can be combined with or separated from the first clutch portion 110.

When the key is inserted into the mechanical lock cylinder 200 to unlock, the core 220 rotates relative to the lock shell 210, and the core 220 can drive the connecting rod 100 to rotate together by using the transmission mechanism 300 in the rotating process, so that the front lock body 20, the connecting rod 100 and the rear lock body rotate together to link the lock tongue to unlock; when the electric unlocking mechanism 400 is used for unlocking, the output end of the electric unlocking mechanism 400 is combined with the first clutch part 110, and the front lock body 20, the connecting rod 100 and the rear lock body rotate together to link the lock tongue for unlocking, wherein the connecting rod 100 can rotate relative to the core 220 within a certain angle range, and the core 220 cannot rotate under the condition that a key is not inserted, so that the connecting rod 100 does not touch the core 220 when rotating within a certain angle range, and the locking phenomenon of the connecting rod 100 can be avoided; the connecting rod 100 and the core 220 of the switch lock mechanism can directly interact, so that the traditional partial clutch structure between the core 220 and the connecting rod 100 is avoided, the production and assembly difficulties of the switch lock mechanism are low, and the working reliability is high.

Referring to fig. 1, 2 and 4, in some embodiments of the present utility model, the first clutch portion 110 is a socket formed on a side wall of the connecting rod 100, the electric unlocking mechanism 400 is a linear driver, and an output end of the linear driver is provided with a socket post 410 capable of extending into or separating from the socket. It can be appreciated that the linear driver drives the plug post 410 to insert into the plug hole, so that the front lock body 20 and the connecting rod 100 are connected, the unlocking action can be realized by rotating the front lock body 20, when the linear driver drives the plug post 410 to be pulled out from the plug hole, the front lock body 20 cannot drive the connecting rod 100 to rotate together when rotating, that is, unlocking cannot be realized, and the above electric unlocking mechanism 400 has extremely simple structure and low cost. In this embodiment, the linear driver is an electric push rod, and the rod portion of the electric push rod can be used as the plugging post 410. Of course, in other embodiments, the linear drive may be a linear motor.

Referring to fig. 1 and 2, in some embodiments of the present utility model, a sleeve 500 is provided at an end of a core 220, a connecting rod 100 has a shaft penetrating portion 120 penetrating the sleeve 500, a rotating disc portion 130 capable of rotating in the sleeve 500 is provided on the shaft penetrating portion 120, a transmission mechanism 300 includes a transmission post 310 provided on the core 220 and a first resisting portion 320 provided on the rotating disc portion 130, and the transmission post 310 can abut against the first resisting portion 320 to drive the connecting rod 100 and the core 220 to rotate together. It should be noted that, the internal space of the sleeve 500 may accommodate the transmission mechanism 300, and provide space for the rotation of the turntable 130, and prevent the failure of the transmission mechanism 300 caused by the distance between the connecting rod 100 and the sleeve 500. When a key is inserted into the core 220, the lock housing 210 is fixed on the front handle sleeve 22, the core 220 can rotate relative to the lock housing 210, and the transmission post 310 can abut against the first resisting part 320 when rotating along with the core 220, so that the core 220 drives the connecting rod 100 to rotate together. When the electric unlocking mechanism 400 is used for unlocking, the output end of the electric unlocking mechanism 400 is combined with the first clutch part 110, and when the front lock body 20 and the connecting rod 100 rotate together to realize unlocking, the movement direction of the first resisting part 320 rotates in a direction away from the transmission column 310, so that the connecting rod 100 cannot interfere with the core 220 when the electric unlocking mechanism 400 is used for unlocking.

Referring to fig. 1 and 2, in some embodiments of the present utility model, the turntable portion 130 is provided with a second resisting portion 330 spaced from the first resisting portion 320, and a movable space for the driving post 310 to freely rotate is defined between the first resisting portion 320 and the second resisting portion 330. It can be appreciated that, according to the different unlocking rotation directions, the driving post 310 may abut against the first resisting portion 320 to unlock, or the driving post 310 may abut against the second resisting portion 330 to unlock, so that the above movable space can avoid the interference between the connecting rod 100 and the core 220 when the electric unlocking mechanism 400 unlocks. Specifically, in the present embodiment, when the front lock body 20 needs to be rotated clockwise to unlock, the transmission post 310 is rotated clockwise against the first resisting portion 320 to unlock; when the front lock body 20 needs to be rotated counterclockwise to unlock, the driving post 310 is rotated counterclockwise against the second resisting portion 330 to unlock.

Referring to fig. 2, in some embodiments of the present utility model, the turntable part 130 includes a circular ring part 131 convexly provided in a radial direction of the shaft penetrating part 120 and a fanning ring part 132 provided at an outer circumferential wall of the circular ring part 131, and both end surfaces of the fanning ring part 132 constitute a first catching part 320 and a second catching part 330, respectively. Specifically, the annular portion 131 and the fan ring portion 132 are integrally formed on the turntable portion 130, and two end surfaces of the fan ring portion 132 respectively form the first resisting portion 320 and the second resisting portion 330, which is beneficial to simplifying the structure of the switch lock mechanism and reducing the production and assembly procedures.

Referring to fig. 2 and 4, in some embodiments of the present utility model, an inner circumferential wall of the sleeve 500 is provided with an internal thread 510, the core 220 is provided with an external thread 221 connected to the internal thread 510, the sleeve 500 is provided with a through hole into which the shaft portion 120 is inserted, a profile edge of the through hole is provided with a plurality of positioning grooves 520 corresponding to the driving columns 310, and the driving columns 310 can elastically extend along a length direction of the core 220 to be combined with the positioning grooves 520, thereby preventing the sleeve 500 from rotating relative to the core 220. The sleeve 500 and the core 220 are connected in a threaded connection manner, so that assembly and production are facilitated, and the rotation of the sleeve 500 relative to the core 220 can be prevented when the transmission column 310 and the positioning groove 520 are combined, thereby preventing the sleeve 500 from falling off from the core 220, and ensuring that the turntable 130 can stably rotate in the sleeve 500.

Referring to fig. 1, 2 and 4, in some embodiments of the present utility model, the shaft portion 120 is movably provided with a limiting ring 600, the limiting ring 600 is located inside the sleeve 500 and abuts against a side surface of the turntable portion 130, and a notch groove 610 is formed in the limiting ring 600 for the transmission column 310 to pass through. It will be appreciated that during assembly, the shaft penetrating portion 120 is first inserted into the sleeve 500 along the through hole, then the stop collar 600 is inserted into the shaft penetrating portion 120, then the turntable portion 130 is fixedly connected to the shaft penetrating portion 120 to prevent the stop collar 600 from being removed, then the driving post 310 on the core 220 passes through the notch 610, then the driving post 310 is pressed along the length direction of the driving post 310 to leave the positioning slot 520, at this time, the driving post 310 is still located in the notch 610, the driving post 310 is released by rotating the core 220 until the core 220 and the sleeve 500 are screwed tightly, and then the driving post 310 is elastically restored to enter one of the positioning slots 520.

It should be noted that, the abutment of the stop collar 600 against the side of the turntable 130 helps to prevent the link 100 from moving relative to the sleeve 500 in the length direction, and the driving post 310 is located in the notch 610 to help to prevent the driving post 310 from being distorted. In this embodiment, a plurality of positioning slots 520 are circumferentially arranged around the contour edge of the through hole, so that the driving post 310 can enter one of the positioning slots 520, and the sleeve 500 can be stabilized after rotating to a certain angle position on the core 220.

Referring to fig. 3 and 4, the present utility model also discloses a lock, comprising: the switch lock mechanism of any one of the above technical schemes. The lockset adopting the above switch lock mechanism realizes two functions of mechanical unlocking and electric unlocking by a simple structure, has lower production and processing and assembly difficulties and has higher working reliability.

Referring to fig. 3 and 4, in some embodiments of the present utility model, the front lock body 20 and the rear lock body, the front lock body 20 includes a front fixing seat 21 and a front handle sleeve 22 rotatably disposed on the front fixing seat 21, the mechanical lock cylinder 200, the transmission mechanism 300 and the electric unlocking mechanism 400 are all located in the front handle sleeve 22, a key hole of the mechanical lock cylinder 200 is provided with a front end face of the front handle sleeve 22, the front end face of the front handle sleeve 22 is movably provided with a movable cover 700 capable of shielding or exposing the key hole, and the movable cover 700 is provided with an identification control module 710 electrically connected with the electric unlocking mechanism 400. The movable cover 700 can shield the key hole, so that dust accumulation in the key hole can be avoided, the concealment of the key hole can be improved, the safety of the lockset is improved, and the identification control module 710 can be utilized for unlocking when a user forgets to take a key.

Referring to fig. 3 and 4, in some embodiments of the present utility model, the movable cover 700 is rotatably disposed on the front end surface of the front handle cover 22 through the pivot member 720, and the recognition control module 710 includes a code wheel disposed on the movable cover 700. The user can control the electric unlocking mechanism 400 to act to unlock by inputting a password, and in other embodiments, the identification control module 710 may be replaced by a fingerprint identification device or an access card identification device, which will not be further described herein.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A switch lock mechanism, comprising:

one end of the connecting rod (100) is used for fixedly connecting the rear lock body, the other end of the connecting rod extends to the front lock body (20), and a first clutch part (110) is arranged at the side part of one end of the connecting rod (100) extending to the front lock body (20);

the mechanical lock cylinder (200) comprises a lock shell sleeve (210) fixedly arranged on the front lock body (20) and a core body (220) rotatably arranged on the lock shell sleeve (210), wherein the core body (220) and the connecting rod (100) are coaxial and can rotate relatively;

the transmission mechanism (300) is arranged between the core body (220) and the connecting rod (100) and can drive the core body (220) and the connecting rod (100) to rotate together;

the electric unlocking mechanism (400) is fixedly arranged on the front lock body (20), and the output end of the electric unlocking mechanism (400) can be combined with or separated from the first clutch part (110).

2. A switch lock mechanism as claimed in claim 1, wherein:

the first clutch part (110) is a plug hole formed in the side wall of the connecting rod (100), the electric unlocking mechanism (400) is a linear driver, and a plug column (410) capable of extending into or leaving from the plug hole is arranged at the output end of the linear driver.

3. A switch lock mechanism as claimed in claim 1, wherein:

the end of core (220) is equipped with sleeve (500), connecting rod (100) have wear to locate wear shaft portion (120) of sleeve (500), wear to be equipped with on shaft portion (120) can be in rotating carousel portion (130) in sleeve (500), drive mechanism (300) are including locating drive post (310) of core (220) with locate first portion (320) of keeping out of carousel portion (130), drive post (310) can support and lean on in first portion (320) of keeping out in order to drive connecting rod (100) with core (220) rotate together.

4. A switch lock mechanism as claimed in claim 3, wherein:

the rotary table part (130) is provided with a second resisting part (330) which is arranged at intervals with the first resisting part (320), and a movable space which can be used for the free rotation of the transmission column (310) is defined between the first resisting part (320) and the second resisting part (330).

5. A switch lock mechanism as claimed in claim 4, wherein:

the rotary disc part (130) comprises a circular ring part (131) which is arranged along the radial bulge of the shaft penetrating part (120) and a fan ring part (132) which is arranged on the outer circumferential wall of the circular ring part (131), wherein two end surfaces of the fan ring part (132) respectively form the first resisting part (320) and the second resisting part (330).

6. A switch lock mechanism as claimed in claim 3, wherein:

the inner peripheral wall of sleeve (500) is equipped with internal thread (510), core (220) be equipped with external screw thread (221) that internal screw thread (510) are connected, sleeve (500) are equipped with the confession wear shaft portion (120) and stretch into the through-hole, the contour edge of through-hole be equipped with a plurality of with constant head tank (520) that drive post (310) are corresponding, drive post (310) can follow the length direction elasticity of core (220) stretches out in order to combine one constant head tank (520), and then prevent sleeve (500) are relative core (220) rotate.

7. A switch lock mechanism as claimed in claim 6, wherein:

the shaft penetrating part (120) is movably penetrated with a limiting ring (600), the limiting ring (600) is positioned in the sleeve (500) and abuts against the side surface of the rotary disc part (130), and the limiting ring (600) is provided with a notch groove (610) through which the transmission column (310) can pass.

8. A lock, comprising: a switch lock mechanism according to any one of claims 1 to 7.

9. The lock according to claim 8, comprising:

front lock body (20) and back lock body, front lock body (20) are including preceding fixing base (21) and rotation locate preceding handle cover (22) of preceding fixing base (21), mechanical lock core (200) drive mechanism (300) electronic unlocking mechanism (400) all are located in preceding handle cover (22), the key hole of mechanical lock core (200) is equipped with the preceding terminal surface of preceding handle cover (22), the preceding terminal surface of preceding handle cover (22) is movably provided with can shelter from or expose movable cover (700) of key hole, be equipped with on movable cover (700) with electronic unlocking mechanism (400) electric connection's discernment control module (710).

10. A lock according to claim 9, wherein,

the movable cover (700) is rotatably arranged on the front end face of the front handle sleeve (22) through a pivot piece (720), and the identification control module (710) comprises a code disc arranged on the movable cover (700).