CN111809983B

CN111809983B - Axial locking mechanism, lockset and unlocking method thereof

Info

Publication number: CN111809983B
Application number: CN202010796910.0A
Authority: CN
Inventors: 马博; 王振贤; 陈勇; 黄建林; 谢小渭
Original assignee: Changyuan Contron Power Security Technology Co Ltd
Current assignee: Changyuan Contron Power Security Technology Co Ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2024-10-18
Anticipated expiration: 2040-08-10
Also published as: CN111809983A

Abstract

The invention is suitable for the field of locks, and discloses an axial locking mechanism, a lock and a unlocking method thereof, wherein the axial locking mechanism comprises a lock body and a lock column, a limit groove is formed in the periphery of the lock column, an unlocking rotating shaft assembly, a claw part and a claw limit piece are arranged in the lock body, and the claw part comprises a locking claw arranged in the lock body in a swinging manner and a claw elastic piece connected with the locking claw; the clamping jaw limiting piece can rotate along with the unlocking rotating shaft assembly, and is provided with a locking part and an unlocking part; the locking claw is provided with a limiting end which is used for extending into the limiting groove and a locking end which is connected with the claw limiting piece, the claw elastic piece acts on the locking claw when locking to enable the locking end to prop against the locking part so as to limit the limiting end to withdraw from the limiting groove, and acts on the locking claw when unlocking to enable the locking end to be matched with the unlocking part so as to enable the limiting end to withdraw from the limiting groove. The axial locking mechanism, the lockset and the unlocking and locking method thereof provided by the invention are convenient and quick in unlocking and locking operation.

Description

Axial locking mechanism, lockset and unlocking method thereof

Technical Field

The invention belongs to the field of locks, and particularly relates to an axial locking mechanism, a lock and a unlocking method thereof.

Background

When facilities such as mechanism box, terminal box and control screen cabinet are in implementation of five-prevention integrated management, the traditional lockset can be adopted to lock related facilities so as to ensure the safety of facilities and personnel.

The prior art generally adopts a padlock and an accessory to lock, and after the padlock is unlocked, the padlock needs to be taken down, so that the padlock is easy to lose and inconvenient to operate. In addition, due to the unlocking limitations of the cabinet or case, some doors or doors are not suitable for locking by using a catch type steel bolt, and a common steel bolt handle lock cannot be used.

Disclosure of Invention

The invention aims to at least solve one of the technical problems, and provides an axial locking mechanism, a lockset and an unlocking method thereof, which are convenient and quick to unlock and lock by matching a lock cylinder and a lock body without taking down the lock body during unlocking.

The technical scheme of the invention is as follows: the utility model provides an axial locking mechanism, includes the lock body and one end can follow the axial and stretch into the lock post of the lock body, the periphery of lock post is provided with the spacing groove, be provided with in the lock body:

unlocking the rotating shaft assembly;

a jaw member including a locking jaw swingably provided in the lock body and a jaw elastic member connected to the locking jaw;

The clamping jaw limiting piece can rotate along with the unlocking rotating shaft assembly, and the clamping jaw limiting piece is provided with a locking part and an unlocking part which can rotate to face the locking clamping jaw;

The locking claw is provided with a limiting end and a locking end, the limiting end is used for extending into the limiting groove, the locking end is connected to the claw limiting piece, the claw elastic piece acts on the locking claw during locking to enable the locking end to prop against the locking portion to limit the limiting end to withdraw from the limiting groove, and acts on the locking claw during unlocking to enable the locking end to be matched with the unlocking portion to enable the limiting end to withdraw from the limiting groove.

Optionally, the locking portion is the lateral wall of jack catch locating part periphery side, the unblock portion for set up in jack catch locating part periphery side and rotate to be used for when facing towards the locking end stretches into so that the limit end withdraws from the unlocking groove of limit groove.

Optionally, the locking claw is provided with a pressing part pushed by the lock cylinder to enable the locking end to withdraw from the unlocking groove and enable the limiting end to extend into the limiting groove.

Optionally, the locking claw is connected with a pin shaft, and swings with the pin shaft as a pivot center; the pin shaft is located between the limiting end and the locking end.

Optionally, the jaw members are symmetrically arranged with two groups, and each of the locking jaws is arranged opposite to each other.

Optionally, the unlocking rotating shaft assembly comprises a lock knob which is matched with a key and rotated by the key and an unlocking rotating shaft which is connected with the lock knob, one end of the unlocking rotating shaft is connected with the lock knob, and the other end of the unlocking rotating shaft is connected with the claw limiting piece so as to drive the claw limiting piece to rotate.

Optionally, a connection structure for the lock button to rotate the unlocking rotating shaft and idle and reset the lock button when the lock button is unlocked is arranged at the connection part of the lock button and the unlocking rotating shaft, the connection structure comprises a poking part arranged on the end face of the lock button and an abutting part arranged on the end face of the unlocking rotating shaft and used for abutting the poking part, and the abutting part is provided with an idle stroke space for the poking part to rotate; and/or, the unlocking rotating shaft assembly further comprises a reset torsion spring which is connected with the unlocking rotating shaft and used for resetting the unlocking rotating shaft.

Optionally, the lock body is still provided with and is located in the lock body and be used for installing the assembly part of unblock pivot subassembly, jack catch locating part and jack catch part with connect in the lock body is close to the one end of lock post and be used for fixing the mounting panel of assembly part, the mounting panel is provided with and is used for supplying the through-hole that the lock post stretches into.

Optionally, the lock cylinder is provided with a connecting section and an insertion end for extending into the lock body, and the connecting end is connected with a swinging component for swinging the lock cylinder.

Optionally, the swinging component comprises a fixing seat provided with a fixing groove and a plug pin arranged in the fixing groove, and the connecting end of the lock column stretches into the fixing groove and is provided with an inserting hole for the plug pin to pass through; the fixed slot and the connecting end are provided with a swinging gap, and the two ends of the jack are provided with movable slots with diameters larger than those of the bolt.

Optionally, the swinging component further comprises a positioning hole arranged in the fixing groove, a positioning elastic piece arranged in the positioning hole, and a positioning piece connected with the positioning elastic piece and propped against the lock column under the action of the positioning elastic piece.

The invention also provides a lockset which comprises the axial locking mechanism.

The invention also provides a unlocking method of the lockset, which is used for unlocking the lockset and comprises the unlocking or/and locking method, wherein the locking method comprises the following steps:

the lock cylinder stretches into the lock body and pushes the locking claw;

The limiting end of the locking claw stretches into the limiting groove to lock the locking column, and the locking end of the locking claw exits from the unlocking groove;

the jaw limiting piece rotates to enable the locking part to face the locking end of the locking jaw.

The unlocking method comprises the following steps:

the locking part of the claw limiting piece faces to the locking claw, and the limiting end of the locking claw is positioned in the limiting groove of the lock column;

rotating the unlocking rotating shaft assembly;

The unlocking rotating shaft assembly drives the claw limiting piece to rotate, so that the unlocking part faces the locking claw, and the limiting end of the locking claw exits from the limiting groove.

According to the axial locking mechanism, the lock and the unlocking and locking method thereof provided by the invention, the lock body moving along with the cabinet door and the lock column axially extending into the lock body are used for unlocking and locking the cabinet, the lock body can approach the lock column along with the cabinet door, so that the lock column extends into the lock body and is locked through the claw parts, the cabinet door is locked, and when the cabinet door is unlocked, the unlocking part of the claw limiting part faces the claw parts only by rotating the unlocking rotating shaft assembly, so that the claw parts can release the limitation on the lock column, the unlocking of the cabinet door is realized, and the cabinet door has the characteristics of convenience in unlocking and locking operation; moreover, the lock does not need to take down the lock body when unlocking, so that the lock body is not lost, and the safety is good.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a lock according to an embodiment of the present invention;

FIG. 2 is an exploded view of a lock according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a lock (with a cylinder inserted) according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a lock (with a cylinder not inserted) according to an embodiment of the present invention;

FIG. 5 is an exploded view of an unlocking spindle assembly of a lock according to an embodiment of the present invention;

FIG. 6 is an exploded view of a cylinder and swing member of a lock according to an embodiment of the present invention;

fig. 7 is a cross-sectional view of a cylinder and swing member of a lock according to an embodiment of the present invention.

In the figure:

10. a lock body; 101. a handle portion; 102. a lock hole; 103. an electronic chip; 105. a dust cover; 11. a spindle assembly; 12. a latch fitting; 13. a mounting plate; 131. a lock cylinder hole;

2. a jaw member; 20. locking the claw; 201. a locking end; 202. a limiting end; 203. a pressing part; 204. a connection protrusion; 21. a jaw elastic member; 22. pushing nails; 23. a pin shaft;

3. unlocking the rotating shaft assembly; 30. a lock knob; 301. a toggle part; 302. a limit protrusion; 31. unlocking the rotating shaft; 311. an abutting portion; 32. jaw limiting pieces; 321. unlocking grooves; 322. a slot; 323. an unlocking part; 324. a locking part; 33. a lock torsion limiting ring; 331. a lock button limit groove; 34. a torsion spring fixing member; 341. a second jack; 35. a reset torsion spring; 36. a swivel sleeve; 361. a first jack;

40. Locking a column; 401. an insertion end; 402. a connection end; 403. a limit groove; 404. a jack; 405. a movable groove; 406. a cambered surface groove; 41. a fixing seat; 411. a fixing groove; 412. positioning holes; 42. a plug pin; 431. a positioning piece; 432. and positioning the elastic piece.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.

It should be noted that the terms "disposed" and "connected" should be construed broadly, and may be, for example, directly disposed or connected, or indirectly disposed or connected through a central element or a central structure.

In addition, in the embodiments of the present invention, terms of directions or positional relationships indicated by "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are directions or positional relationships based on the directions or positional relationships shown in the drawings or the conventional placement state or use state, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the structures, features, devices or elements to be referred to must have specific directions or positional relationships nor must be constructed and operated in specific directions, and thus should not be construed as limiting the present invention. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

The various features and embodiments described in the detailed description may be combined in any suitable manner, for example, different embodiments may be formed by different combinations of features/embodiments, where not contradictory, and various possible combinations of features/embodiments in the present invention are not described further in order to avoid unnecessary repetition.

Referring to fig. 1 and 2, fig. 1 and 2 show a perspective view and an exploded view of a lock respectively, where the axial locking mechanism includes a lock body 10 and a lock post 40, one end of the lock post 40 may extend into the lock body 10 along an axial direction of the lock body 10, and a limit groove 403 is provided on an outer periphery of the lock post 40 (the limit groove 403 in this embodiment is an annular groove provided at an end of the lock post 40). An unlocking rotating shaft assembly 3, a claw limiting piece 32 and a claw part 2 are arranged in the lock body 10, wherein the unlocking rotating shaft assembly 3 can rotate under the drive of a key, and the unlocking rotating shaft assembly 3 can drive the claw limiting piece 32 connected with the unlocking rotating shaft assembly to rotate while rotating; The jaw limiting member 32 is provided with a locking portion 324 and an unlocking portion 323, and the unlocking portion 323 and the locking portion 324 rotate along with the jaw limiting member 32; the latch member 2 includes a latch claw 20 and a claw elastic member 21, the latch claw 20 is swingably provided in the lock body 10 and connected to the claw elastic member 21, the latch claw 20 has a stopper end 202 and a locking end 201, and the stopper end 202 can be inserted into a stopper groove 403 of the lock cylinder 40. Referring to fig. 3, fig. 3 shows a cross-sectional view of the lock when the lock is locked, the locking portion 324 of the jaw limiting member 32 rotates to face the locking jaw 20, the limiting end 202 of the locking jaw 20 extends into the limiting groove 403 of the lock cylinder 40, and under the action of the jaw elastic member 21, the locking end 201 of the locking jaw 20 abuts against the locking portion 324 to limit the limiting end 202 from exiting the limiting groove 403 of the lock cylinder 40, so that the lock cylinder 40 cannot be pulled out from the lock body 10; Referring to fig. 4, fig. 4 shows a cross-sectional view of the lock when the lock is unlocked, the unlocking portion 323 of the pawl limiter 32 rotates to face the locking pawl 20, and the locking end 201 of the locking pawl 20 cooperates with the unlocking portion 323 under the action of the pawl elastic member 21 to withdraw the limiting end 202 of the locking pawl 20 from the limiting groove 403, thereby unlocking the lock cylinder 40. In this way, the locking and unlocking of the lock cylinder 40 is achieved by rotating the jaw limiting member 32 by unlocking the rotating shaft assembly 3, so that the locking portion 324 or the unlocking portion 323 of the jaw limiting member 32 faces the jaw member 2. In a specific application, the lock column 40 can be arranged on a cabinet body, the lock body 10 can be arranged on a cabinet door, when the cabinet door is close to the lock body 10, the lock column 40 can extend into the lock body 10 and is locked through the claw part 2, so that locking of the cabinet door is realized, and when the cabinet door is unlocked, the unlocking rotating shaft assembly 3 is rotated, the unlocking part 323 of the claw limiting piece 32 faces to the claw part 2, so that the claw part 2 unlocks the lock column 40, at the moment, the lock column 40 can be pulled out from the lock body 10, namely, the cabinet door can be far away from the cabinet body, the axial locking mechanism provided by the embodiment of the invention has the characteristics of convenient unlocking and locking operation, and the lock body 10 does not need to be taken down after unlocking, The lock body 10 is excellent in safety. In addition, when the axial locking mechanism in the embodiment is in unlocking and locking operations, the unlocking rotating shaft assembly 3 and the claw limiting piece 32 are axially rotated and cannot axially slide, the relative positions of the unlocking rotating shaft assembly 3 and the claw limiting piece 32 and the claw piece 2 can be kept fixed, the assembly precision of the unlocking rotating shaft assembly 3, the claw limiting piece 32 and the claw piece 2 can be kept unchanged, and therefore reliability of the axial locking mechanism in unlocking is guaranteed.

Specifically, to improve the reliability of the stopper 202 when locking the stopper groove 403, the stopper 202 may extend toward the stopper groove 403. Further, the locking claw 20 is provided with a connection protrusion 204 for connecting the claw elastic member 21, and in order to secure connection reliability of the locking claw 20 and the claw elastic member 21, the claw elastic member 21 may be connected with a top nail 22, and the claw elastic member 21 abuts against the connection protrusion 204 of the locking claw 20 through the top nail 22. More specifically, the jaw elastic member 21 may be a spring, one end of the jaw elastic member 21 is connected to the locking jaw 20 through the top pin 22, and the other end of the jaw elastic member 21 may be connected to the inner wall of the lock body 10, in this embodiment, the jaw elastic member 21 may be located on a side of the locking jaw 20 close to the inner wall of the lock body 10, and in the unlocking and locking process of the axial locking mechanism, the jaw elastic member 21 may not contact with other components including the jaw limiting member 32, that is, the jaw elastic member 21 may not interfere with rotation of the jaw limiting member 32, so as to further improve reliability of the axial locking mechanism.

Referring to fig. 3 and 4 together, further, as an alternative embodiment of the jaw limiting member 32 in this embodiment, the locking portion 324 is substantially cylindrical, the locking portion 324 is a sidewall on the outer peripheral side of the jaw limiting member 32, the unlocking portion 323 is an unlocking groove 321 disposed on the outer peripheral side of the jaw limiting member 32, and the unlocking groove 321 in this embodiment may be disposed along the radial direction of the jaw limiting member 32. Referring to fig. 3, in the locked state, the locking end 201 of the locking claw 20 abuts against the locking portion 324 of the claw limiting member 32 (i.e. the side wall of the claw limiting member 32) under the action of the claw elastic member 21, and meanwhile, the limiting end 202 of the locking claw 20 is located in the limiting groove 403 of the locking post 40, so that the locking post 40 cannot be pulled out from the lock body 10 under the limitation of the locking portion 324 and the claw elastic member 21; referring to fig. 4, during unlocking, the unlocking groove 321 of the jaw limiting member 32 rotates to face the locking end 201 of the locking jaw 20, the locking end 201 of the locking jaw 20 can extend into the unlocking groove 321 under the action of the jaw elastic member 21, and meanwhile, the limiting end 202 of the locking jaw 20 can withdraw from the limiting groove 403 of the locking post 40, so as to release the limitation of the locking post 40, and at this time, the locking post 40 can be pulled out from the lock body 10, and because the limiting end 202 of the locking jaw 20 is located in the unlocking groove 321, the jaw limiting member 32 cannot rotate, so that the self-locking of the lock body 10 is avoided, and a key is not required during locking.

Referring to fig. 5, fig. 5 shows an exploded view of the unlocking shaft assembly 3, specifically, the jaw limiting member 32 may have a cylindrical shape, an upper end of the jaw limiting member 32 may be used for being connected with the unlocking shaft assembly 3, an unlocking groove 321 is disposed at a lower end of the jaw limiting member 32, and the unlocking groove 321 is connected to a side wall of the jaw limiting member 32.

Further, a guiding structure is provided at the port of the unlocking slot 321, and the guiding structure may be a flare opening facing the outside of the unlocking slot 321. In this way, the flare can allow the locking end 201 of the locking claw 20 to more smoothly extend into the unlocking groove 321 when the unlocking groove 321 is rotated toward the locking claw 20.

Alternatively, as another alternative implementation of the jaw limiter 32 in this embodiment, the jaw limiter 32 may be a cam, the locking end 201 of the locking jaw 20 abuts against a side wall of the cam, the locking portion 324 is a protrusion provided on the side wall of the cam, and the unlocking portion 323 is a side wall (a side wall other than the protrusion) of the cam. When the protrusion of the cam abuts against the locking end 201 of the locking claw 20, the locking claw 20 is in a state of locking the lock cylinder 40, and when the side wall of the cam (the side wall other than the protrusion) abuts against the locking end 201 of the locking claw 20, the locking claw 20 releases the lock of the lock cylinder 40.

Referring back to fig. 4, further, as an alternative implementation of this embodiment, a pressing portion 203 is disposed between the locking end 201 and the limiting end 202 of the locking claw 20, and the pressing portion 203 is located on the opposite side of the connecting protrusion 204. In the unlocked state, when the lock post 40 extends into the lock body 10, the lock post 40 will abut against the abutting portion 203 and push the locking claw 20 to swing towards the direction of compressing the claw elastic member 21, so that the locking end 201 of the locking claw 20 exits the unlocking groove 321 and the limiting end 202 extends into the limiting groove 403, and at this time, the claw limiting member 32 can rotate to make the locking portion 324 face the locking claw 20.

Alternatively, the jaw members 2 are symmetrically provided with two sets, each of the locking jaws 20 being disposed opposite to each other, specifically, the locking end 201, the limiting end 202, and the pressing portion 203 of each of the locking jaws 20 being disposed opposite to each other, respectively. In particular applications, the jaw members 2 may also be provided in one or more groups.

With continued reference to fig. 4, as an alternative implementation manner of this embodiment, the locking claw 20 is connected with a pin 23, the locking claw 20 swings with the pin 23 as a pivot center, the pin 23 is located between the limiting end 202 and the locking end 201, and the pin 23 passes through the locking claw 20 and is connected to the lock body 10, so that the locking claw 20 can swing with the pin 23 as a central axis.

Referring back to fig. 5, as an alternative implementation manner of this embodiment, the unlocking shaft assembly 3 includes a lock knob 30 and an unlocking shaft 31, where the lock knob 30, the unlocking shaft 31 and a jaw limiting member 32 are sequentially connected from top to bottom, specifically, an upper end of the lock knob 30 is used for matching with a key, a lower end of the lock knob 30 is connected to an upper end of the unlocking shaft 31, and a lower end of the unlocking shaft 31 is connected to the jaw limiting member 32. During unlocking, the key rotates the lock knob 30, and the lock knob 30 can drive the claw limiting piece 32 to rotate through the unlocking rotating shaft 31, so that unlocking or locking is realized.

Specifically, the upper end of the jaw limiting member 32 is provided with a slot 322 into which the unlocking rotating shaft 31 extends, and the lower end of the unlocking rotating shaft 31 may be rectangular and inserted into the slot 322, so that the jaw limiting member 32 may be driven to rotate by the slot 322 when the unlocking rotating shaft 31 rotates.

Further, as an alternative implementation manner of this embodiment, a connection structure is provided at a connection position between the lock knob 30 and the unlocking shaft 31, and the connection structure can drive the unlocking shaft 31 to rotate when the lock knob 30 rotates, and the lock knob 30 will not drive the unlocking shaft 31 to rotate to reset together when the lock knob 30 resets, i.e. the lock knob 30 is reset in idle rotation. Thus, after the key rotates the lock knob 30 to unlock the lock cylinder 40, the key drives the lock knob 30 to reset and separate from the lock knob 30, without affecting the position states of the unlocking shaft 31 and the jaw limiting member 32.

Specifically, as an alternative implementation of the connection structure in this embodiment, the connection structure includes a stirring portion 301 and an abutting portion 311, where the stirring portion 301 may be disposed at a lower end of the lock knob 30, the abutting portion 311 may be disposed at an upper end of the unlocking rotation shaft 31, and the abutting portion 311 has an idle stroke space for the stirring portion 301 to rotate. When unlocking, the poking part 301 can be abutted against the abutting part 311 and drive the unlocking rotating shaft 31 to rotate, and when the lock knob 30 is reset, the poking part 301 can idle in the idle stroke space of the abutting part 311 and can not drive the unlocking rotating shaft 31 to rotate.

Optionally, the stirring portion 301 is a strip-shaped protrusion disposed at the lower end of the lock knob 30, the abutting portion 311 is two abutting protrusions disposed along the circumferential direction of the unlocking shaft 31, when the lock knob 30 is connected to the unlocking shaft 31, the abutting protrusions are located between the two strip-shaped protrusions, and when the two abutting protrusions rotate, the two abutting protrusions are respectively close to the two strip-shaped protrusions, and the abutting protrusions are located at two sides (opposite angle sides) of the strip-shaped protrusions. Or the abutting part 311 may be an arc groove arranged at the upper end of the unlocking rotating shaft 31, and the stirring part 301 is a protrusion arranged at a non-axial position at the lower end of the lock knob 30 and extending into the arc groove, and the protrusion may slide in the arc groove.

With continued reference to fig. 5, as an alternative implementation of the present embodiment, the unlocking rotation shaft assembly 3 further includes a reset torsion spring 35, one end of the reset torsion spring 35 is connected to the unlocking rotation shaft 31, and the other end of the reset torsion spring 35 may be connected to the lock body 10. When the lock knob 30 rotates in the unlocking direction, the unlocking rotating shaft 31 drives the jaw limiting piece 32 to rotate and twists the reset torsion spring 35, and then the locking end 201 of the locking jaw 20 stretches into the unlocking groove 321 to limit the rotation of the jaw limiting piece 32, at this time, the lock knob 30 can idle reset, and the unlocking rotating shaft 31 and the jaw limiting piece 32 are kept still; during locking, the locking post 40 is inserted into the lock body 10 and pushes the locking claw 20, so that the locking end 201 of the locking claw 20 exits the unlocking groove 321, at this time, the claw limiting piece 32 is released from limitation, and the unlocking rotating shaft 31 drives the claw limiting piece 32 to rotate and reset under the action of the reset torsion spring 35, so that automatic locking is realized.

Specifically, the unlocking rotation shaft assembly 3 may further include a rotation shaft sleeve 36 and a torsion spring fixing member 34, wherein the rotation shaft sleeve 36 is sleeved on the outer peripheral side of the unlocking rotation shaft 31 and rotates synchronously with the unlocking rotation shaft 31, and a first insertion hole 361 for inserting the reset torsion spring 35 is formed in the upper end surface of the rotation shaft sleeve 36; the torsion spring fixing member 34 may be sleeved on the outer surface of the connection part between the lock torsion spring 30 and the unlocking rotation shaft 31, and the edge of the torsion spring fixing member 34 is provided with a second insertion hole 341 for inserting the reset torsion spring 35. In this way, the two ends of the reset torsion spring 35 are respectively connected to the unlocking rotation shaft 31 and the lock torsion 30 through the rotation shaft sleeve 36 and the torsion spring fixing piece 34, so as to realize the reset function of the reset torsion spring 35.

Further, as an alternative implementation of this embodiment, as shown in fig. 5, the unlocking shaft assembly 3 may further include a lock knob limiting ring 33 for limiting the rotation angle of the lock knob 30, the lock knob limiting ring 33 is sleeved on the outer peripheral side of the lock knob 30, the inner side wall of the lock knob limiting ring 33 is provided with an arc-shaped lock knob limiting groove 331, the outer peripheral side of the lock knob 30 is provided with a limiting protrusion 302 for extending into the lock knob limiting groove 331, and the limiting protrusion 302 may slide in the lock knob limiting groove 331 and abut against the end of the lock knob limiting groove 331, so as to limit the rotation angle of the lock knob 30. Preferably, the angle of the locking knob limiting groove 331 may be 90 degrees.

Specifically, as an optional implementation manner of this embodiment, an assembling component is further provided in the lock body 10, where the assembling component includes a shaft assembly 11, the shaft assembly 11 may be a middle hole shell, the unlocking shaft assembly 3 may be disposed in the shaft assembly 11, and the shaft assembly 11 is provided with corresponding assembling positions (including an assembling groove, an assembling protrusion, and an assembling hole) for assembling and fixing various parts of the unlocking shaft assembly 3, so that the assembling of the unlocking shaft assembly 3 is facilitated, and meanwhile, the reliability of the unlocking shaft 31 during working may also be improved to a certain extent.

Referring back to fig. 2, further, the assembly components further include a locking assembly 12, wherein the locking assembly 12 may be a hollow shell, and the shaft assembly 11, the jaw retainer 32, and the jaw member 2 are disposed in the locking assembly 12 in sequence from top to bottom. Specifically, the spindle assembly 11 may be coupled to an upper end of an inner sidewall of the locking assembly 12 such that the unlocking spindle assembly 3 is assembled in the locking assembly 12 through the spindle assembly 11; the jaw retainer 32 is centrally located within the latch fitting 12 and the jaw retainer 32 is rotatable within the latch fitting 12, the lower end of the latch fitting 12 being adapted to engage the fitting jaw member 2 to secure the reliability of the movement of the jaw member 2. In addition, a mounting plate 13 is connected to the lower end of the lock body 10 at a position of the lower end of the lock body 10, the mounting plate 13 is connected to the lower end of the lock body 10 by a fastener to prevent the locking assembly 12 from falling out of the lock body 10, and a lock cylinder hole 131 is provided at a central position of the mounting plate 13, through which lock cylinder hole 131 the lock cylinder 40 can be inserted into the lock body 10 and engaged with the locking claw 20.

The embodiment of the invention also provides a lockset which comprises the axial locking mechanism.

With continued reference to fig. 2, as an alternative implementation of the present embodiment, the lock body 10 is provided with a handle 101, a lock hole 102, an electronic chip 103, and a dust cap 105, where the upper end of the lock knob 30 is located in the lock hole 102, and a key can extend into the lock hole 102 to be connected with the upper end of the lock knob 30; the electronic chips 103 can be arranged adjacent to the lock hole 102, and the lock body 10 can be provided with chip grooves for placing the electronic chips 103, so that when a key is inserted into the lock hole 102, the key can synchronously identify the electronic chips 103 to acquire the identity information of the lock; the dust cover 105 may be rotatably connected to the lock body 10, and may be located at one side of the lock hole 102 or the electronic chip 103, so that the dust cover may cover the chip groove and the lock hole 102 when the dust cover rotates and approaches the lock body 10, and prevent dust from falling into the lock hole 102 and the chip groove.

In a specific application, the lock body 10 of the embodiment may be fixedly mounted on a cabinet door, and the lock post 40 may be fixed on a door frame of the cabinet body, so that when the cabinet door approaches the cabinet body, the lock post 40 on the door frame may extend into the lock body 10 and lock, thereby realizing locking of the cabinet door. Of course, in other embodiments, if necessary, an axial locking mechanism may be applied to the padlock, specifically, the lock body 10 is a main body of the padlock, the lock cylinder 40 may be connected to one end of the shackle, and the lock cylinder 40 may be integrally connected with the shackle.

Referring to fig. 6, fig. 6 shows an exploded view of a lock cylinder 40 and a swinging member, and as an alternative implementation of this embodiment, the lock cylinder 40 has an insertion end 401 and a connection end 402, wherein the insertion end 401 may be used for inserting the lock body 10, the connection end 402 is connected with the swinging member, and the swinging member may swing the insertion end 401 at the base point of the connection end 402. In a specific application, when the lock body 10 and the lock column 40 are installed, certain deviation may occur in the installation positions of the lock body 10 and the lock column 40, and the two may not be located on the same axis, so that when the cabinet door is close to the cabinet body, the swinging end can swing to the peripheral side to a certain extent, so that the insertion end 401 of the lock column 40 can be inserted into the lock body 10, and the practicability of the axial locking mechanism and the lockset is improved.

Further, as an alternative implementation manner of this embodiment, the swinging component includes a fixing base 41 and a bolt 42, a fixing slot 411 is provided at a front end of the fixing base 41, a rear end of the fixing base 41 can be fixed on a door frame of the cabinet body through a nut and a gasket, and a connection end 402 of the lock post 40 can extend into the fixing slot 411 and be connected in the fixing slot 411 through the bolt 42.

Referring to fig. 7, fig. 7 shows a cross-sectional view of the locking post 40 and the swing member, the connection end 402 of the locking post 40 has a certain swing gap with the inner wall side of the fixing slot 411, and the connection end 402 of the locking post 40 can move radially by the swing gap to a certain extent. Further, the connection end 402 of the lock cylinder 40 is provided with a jack 404, the plug pin 42 can pass through the jack 404 to connect the connection end 402 in the fixed slot 411, two ends of the jack 404 are provided with movable slots 405, and the diameter of the movable slots 405 is larger than that of the plug pin 42. Thus, the insertion end 401 of the lock cylinder 40 can swing by using the connection end 402 as a base point through the movable groove 405 and the swing gap, so as to achieve fine adjustment of the position of the insertion end 401.

Further, as an alternative implementation manner of this embodiment, the swinging component further includes a positioning hole 412, a positioning member 431 and a positioning elastic member 432, the positioning hole 412 is disposed at the bottom surface of the fixing slot 411, the positioning elastic member 432 is disposed in the positioning hole 412, one end of the positioning elastic member 432 is connected to the bottom of the positioning hole 412, and the other end of the positioning elastic member 432 is connected to the positioning member 431, so that the positioning member 431 can abut against the connecting end 402 of the lock post 40, and therefore, when the lock post 40 is not subject to external force, the lock post 40 can maintain a stable initial position (located at the middle position of the fixing slot 411), so that the lock post 40 is aligned with the lock body 10 as much as possible, and the swinging amplitude that is relatively balanced around can eliminate adverse effects caused by assembly errors of the lock post 40 as much as possible.

Optionally, the positioning member 431 may be spherical, and the end surface of the connecting end 402 of the lock cylinder 40 is provided with an arc groove 406, and the front end of the positioning member 431 may extend into the arc groove 406, so as to improve the stability of the lock cylinder 40.

The embodiment of the invention also provides a locking unlocking method for the lock, which comprises the unlocking or/and locking method, and the locking method comprises the following steps:

The lock cylinder 40 extends into the lock body 10 and pushes the locking claw 20;

the limiting end 202 of the locking claw 20 stretches into the limiting groove 403 to lock the locking post 40, and the locking end 201 of the locking claw 20 withdraws from the unlocking groove 321;

the pawl limiting member 32 rotates such that the blocking portion 324 is directed towards the blocking end 201 of the blocking pawl 20.

Specifically, after the insertion end 401 of the lock post 40 is inserted into the lock body 10, the insertion end 401 can push the pressing portion 203 of the locking claw 20, the locking claw 20 swings around the pin 23, and the locking end 201 of the locking claw 20 exits the unlocking slot 321 and the limiting end 202 of the locking claw 20 extends into the limiting slot 403 of the lock post 40, at this time, the claw limiting member 32 rotates until the locking portion 324 faces the locking end 201 of the locking claw 20, and the locking claw 20 cannot swing to lock the insertion end 401 of the lock post 40.

The unlocking method comprises the following steps:

The locking part 324 of the jaw limiting piece 32 faces the locking jaw 20, and the limiting end 202 of the locking jaw 20 is located in the limiting groove 403 of the lock cylinder 40;

rotating the unlocking rotating shaft assembly 3;

The unlocking rotating shaft assembly 3 drives the claw limiting piece 32 to rotate, so that the unlocking part 323 faces the locking claw 20, and the limiting end 202 of the locking claw 20 exits the limiting groove 403.

Specifically, the key is inserted into the lock hole 102 and rotates the lock knob 30, the lock knob 30 drives the unlocking rotating shaft 31 to rotate, the unlocking rotating shaft 31 dials the claw limiting piece 32, the unlocking groove 321 of the claw limiting piece 32 faces the locking end 201 of the locking claw 20, the locking end 201 of the locking claw 20 stretches into the unlocking groove 321, and the limiting end 202 of the locking claw 20 withdraws from the limiting groove 403 of the lock post 40, so that the locking of the lock post 40 is released.

According to the axial locking mechanism, the lock and the unlocking method thereof provided by the embodiment of the invention, the unlocking and locking of the cabinet are realized through the lock body 10 moving along with the cabinet door and the lock column 40 axially extending into the lock body 10, the lock body 10 can approach the lock column 40 along with the cabinet door, so that the lock column 40 extends into the lock body 10 and locks the lock column 40 through the locking claw 20, and the cabinet door is locked; when unlocking, the unlocking rotating shaft assembly 3 is rotated by a key, so that the unlocking groove 321 of the claw limiting piece 32 faces the locking claw 20, the locking claw 20 can be used for releasing the limitation on the lock column 40, and the unlocking of the cabinet door is realized. The axial locking mechanism, the lockset and the unlocking method thereof provided by the embodiment of the invention have the characteristics of convenient unlocking and locking operation, the lockset does not need to take down the lock body 10 when unlocking, the loss of the lock body 10 is avoided, and the safety is good.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, or alternatives falling within the spirit and principles of the invention.

Claims

1. The utility model provides an axial locking mechanism, includes the lock body and one end can follow the axial and stretch into the lock post of the lock body, the periphery of lock post is provided with the spacing groove, its characterized in that, be provided with in the lock body:

unlocking the rotating shaft assembly;

The locking claw is provided with a limiting end which is used for extending into the limiting groove and a locking end which is connected with the claw limiting piece, the claw elastic piece acts on the locking claw when in locking to enable the locking end to prop against the locking part so as to limit the limiting end to exit the limiting groove, and acts on the locking claw when in unlocking so as to enable the locking end to be matched with the unlocking part so as to enable the limiting end to exit the limiting groove;

the locking part is a side wall on the outer circumferential side of the claw limiting piece, and the unlocking part is an unlocking groove which is arranged on the outer circumferential side of the claw limiting piece and is used for enabling the locking end to extend into when the unlocking part rotates to face the locking end so as to enable the limiting end to exit the limiting groove;

The locking claw is provided with a pressing part which is pushed by the locking column to enable the locking end to withdraw from the unlocking groove and enable the limiting end to extend into the limiting groove;

The locking claw is connected with a pin shaft, and swings by taking the pin shaft as a pivot center; the pin shaft is positioned between the limiting end and the locking end;

the lock cylinder is provided with a connecting end and an inserting end, wherein the inserting end is used for extending into the lock body, and the connecting end is connected with a swinging component used for swinging the lock cylinder;

The swinging component comprises a fixed seat provided with a fixed groove and a plug pin arranged in the fixed groove, and the connecting end of the lock column stretches into the fixed groove and is provided with an inserting hole for the plug pin to pass through; a swinging gap is formed between the fixed groove and the connecting end, and movable grooves with diameters larger than those of the bolts are formed at two ends of the jack;

the swing part further comprises a positioning hole arranged in the fixing groove, a positioning elastic piece arranged in the positioning hole and a positioning piece connected with the positioning elastic piece and propped against the lock column under the action of the positioning elastic piece.

2. An axial locking mechanism as claimed in claim 1, wherein said jaw members are symmetrically arranged in two sets, and each of said locking jaws are arranged in opposition.

3. An axial locking mechanism as claimed in any one of claims 1 to 2 wherein the unlocking spindle assembly includes a lock knob for engagement with and rotation by a key and an unlocking spindle connected to the lock knob, one end of the unlocking spindle being connected to the lock knob and the other end of the unlocking spindle being connected to the jaw stop for driving rotation of the jaw stop.

4. An axial locking mechanism according to claim 3, wherein a connecting structure for rotating the unlocking rotary shaft and resetting the locking knob idly when the locking knob is unlocked is arranged at the joint of the locking knob and the unlocking rotary shaft, the connecting structure comprises a poking part arranged on the end face of the locking knob and an abutting part arranged on the end face of the unlocking rotary shaft and used for abutting against the poking part, and the abutting part is provided with an idle stroke space for the poking part to rotate; and/or, the unlocking rotating shaft assembly further comprises a reset torsion spring which is connected with the unlocking rotating shaft and used for resetting the unlocking rotating shaft.

5. An axial locking mechanism as claimed in claim 1, wherein the lock body is further provided with an assembly member provided in the lock body for mounting the unlocking spindle assembly, the pawl limiter and the pawl member, and a mounting plate connected to an end of the lock body adjacent to the lock cylinder for fixing the assembly member, the mounting plate being provided with a through hole for the lock cylinder to extend.

6. A lock comprising an axial locking mechanism as claimed in any one of claims 1 to 5.

7. A method of unlocking a lock, for use in a lock as claimed in claim 6, comprising an unlocking or/and locking method, said locking method comprising the steps of:

the lock cylinder stretches into the lock body and pushes the locking claw;

the claw limiting piece rotates to enable the locking part to face the locking end of the locking claw;

the unlocking method comprises the following steps:

rotating the unlocking rotating shaft assembly;