CN214740535U

CN214740535U - Locking device

Info

Publication number: CN214740535U
Application number: CN202022990073.3U
Authority: CN
Inventors: 薛盾
Original assignee: Shenzhen Yihua Time Technology Co Ltd
Current assignee: Shenzhen Yihua Time Technology Co Ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-11-16
Anticipated expiration: 2030-12-11

Abstract

The embodiment of the utility model discloses a locking device, including lock core, first locking lever, first coupling assembling, second locking lever and second coupling assembling, first locking lever passes through first coupling assembling and is connected with the lock core, and the second locking lever passes through second coupling assembling and is connected with the lock core, drives first locking lever through first coupling assembling and moves along first locking direction when the lock core rotates, and still drives the second locking lever through second coupling assembling and moves along second locking direction when the lock core rotates; the first locking direction and the second locking direction are not collinear, the first connecting assembly is a connecting rod transmission mechanism, and the second connecting assembly is a gear transmission mechanism. The lock cylinders can be rotated to drive the lock rods in different locking directions to move simultaneously, so that locking and unlocking in different locking directions are realized, and the locking effect is improved. In addition, the lock rod is connected with the lock cylinder through different connecting components, when one locking component is damaged, the other locking component can still be normally used, and the locking device is more flexible to use.

Description

Locking device

Technical Field

The utility model relates to a mechanical locking technical field especially relates to a locking device.

Background

The locking device is applied to locking and fixing various doors and the like, and consists of a lock cylinder and a telescopic lock rod, and the lock cylinder is rotated to drive the lock rod to stretch and retract so as to realize the locking effect. Most of the existing locking devices adopt one or two locking rods, only one direction or two directions on the same straight line can be locked, the locking effect is limited, the locking device is difficult to meet the project with strict fixing requirements, and certain potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a locking device for solve the unstable technical problem of locking effect among the prior art. To achieve one or a part or all of the above or other objects, the present invention provides a locking device. A locking device comprises a lock cylinder, a first lock rod, a first connecting assembly, a second lock rod and a second connecting assembly, wherein the first lock rod is connected with the lock cylinder through the first connecting assembly, the second lock rod is connected with the lock cylinder through the second connecting assembly, the first lock rod is driven to move along a first locking direction through the first connecting assembly when the lock cylinder rotates, and the second lock rod is driven to move along a second locking direction through the second connecting assembly when the lock cylinder rotates;

the first locking direction and the second locking direction are not collinear, the first connecting assembly is a connecting rod transmission mechanism, and the second connecting assembly is a gear transmission mechanism.

Preferably, first locking lever with first coupling assembling all is located the first plane, the second locking lever with second coupling assembling all is located the second plane, the first plane with the second plane all is perpendicular to the axle center of lock core and mutual misalignment.

Preferably, the number of the first lock rods is two, the two first lock rods are symmetrically distributed on two sides of the lock cylinder along the diameter of the lock cylinder, the number of the second lock rods is two, and the two second lock rods are symmetrically distributed on two sides of the lock cylinder along the diameter of the lock cylinder.

Preferably, the first locking bar and the second locking bar are perpendicular to each other.

Preferably, the first connecting assembly comprises a first connecting rod, two ends of the first connecting rod are respectively connected with the edge of the lock cylinder and the first lock rod in a rotating mode, and the lock cylinder drives the first connecting rod to move when rotating.

Preferably, the first connecting rod is connected with the lock cylinder through a second connecting rod, the lock cylinder drives the second connecting rod to rotate, and the second connecting rod is movably connected with the first connecting rod.

Preferably, the second connecting assembly comprises a transmission gear, one end of the second lock rod close to the lock cylinder is meshed with the transmission gear, the transmission gear is sleeved on the lock cylinder, and the lock cylinder drives the transmission gear to rotate.

Preferably, the second lock rod is provided with an unlocking metal plate close to one end of the lock cylinder, and the unlocking metal plate is provided with a tooth socket corresponding to the transmission gear.

Preferably, the locking device further comprises a lock hole and an installation bottom plate, and the lock cylinder and the lock hole are fixed on the installation bottom plate.

Preferably, the mounting base plate is further provided with a limiting device for limiting the movement directions of the first lock rod and the second lock rod.

Implement the embodiment of the utility model provides a, will have following beneficial effect:

after the locking device is adopted, the lock cylinders in different locking directions can be driven to move simultaneously by rotating the lock cylinders, so that locking and unlocking in different locking directions are realized, and the locking effect of the locking device is improved.

In addition, the lock rods in different locking directions are connected with the lock cylinder through different connecting components, when one of the locking components is damaged, the other locking component can still be normally used, so that the locking device is more flexible to use, and the whole device cannot be used due to the damage of one connecting component.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Wherein:

fig. 1 is a schematic structural diagram of one embodiment of the locking device provided by the present invention in a locked state.

Fig. 2 is a schematic structural diagram of the embodiment shown in fig. 1 in an unlocked state.

Fig. 3 is a schematic structural view of the first lock lever in a locked state according to the embodiment shown in fig. 1.

Fig. 4 is a schematic structural view of the first lock lever in an unlocked state in the embodiment shown in fig. 1.

Fig. 5 is a schematic structural view of the second lock lever in a locked state according to the embodiment shown in fig. 1.

Fig. 6 is a schematic structural view of the second lock lever in an unlocked state according to the embodiment shown in fig. 1.

In the figure: 100-mounting base plate, 110-lock core, 130-limiting device, 210-first lock rod, 220-first connecting component, 221-first connecting rod, 222-second connecting rod, 310-second lock rod, 320-second connecting component, 321-transmission gear, 322-unlocking metal plate, 323-tooth space.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, as an embodiment of the present invention, a locking device includes a lock cylinder 110, a first lock rod 210 and a second lock rod 310, the lock cylinder 110 drives the first lock rod 210 and the second lock rod 310 to move along different locking directions to lock and unlock, respectively, fig. 1 is a locking mode, and fig. 2 is an unlocking mode.

Specifically, the locking directions of the first locking rod 210 and the second locking rod 310 are included angles, the included angles are larger than 0 degree and smaller than 180 degrees, namely the locking directions of the two locking rods are not collinear, and multi-directional locking can be achieved.

Further, the first lock bar 210 is connected to the lock cylinder 110 through a first connection assembly 220, and the second lock bar 310 is connected to the lock cylinder 110 through a second connection assembly 320. The utility model discloses well first locking lever 210 and second locking lever 310 are connected with lock core 110 through different connecting pieces respectively, compare the connected mode who utilizes same connecting piece among the prior art, have and use nimble advantage, because reasons such as the inside mechanical wear of locking device, oxidation, when one of them connecting piece damages, another group's connecting piece still can normal use, is unlikely to lead to whole device to scrap and lose effect.

Further, the first lock rod 210 and the first connecting component 220 are located on a first plane, the second lock rod 310 and the second connecting component 320 are located on a second plane, and the first plane and the second plane are perpendicular to the axis of the lock core 110 and do not coincide with each other. Namely, the two groups of lock rods respectively move independently without influencing each other.

Optionally, there are two first locking bars 210 symmetrically arranged on both sides of the lock cylinder 110 along the diameter of the lock cylinder 110, and there are two second locking bars 310, and two second locking bars 310 symmetrically arranged on both sides of the lock cylinder 110 along the diameter of the lock cylinder 110. The operation mode of the lock cylinder 110 is rotation, and the lock rods are arranged in an aligned mode, so that the lock cylinder 110 can realize locking in two directions simultaneously in one movement, and the locking effect is further enhanced.

Preferably, the axes of the two symmetrically distributed lock rods coincide and pass through the center of the lock cylinder 110.

Preferably, the locking directions of the first locking bar 210 and the second locking bar 310 are perpendicular to each other, and the force is uniformly distributed and more uniformly applied.

Specifically, the locking device further includes a locking hole and a mounting base plate 100, and the lock cylinder 110 is fixed on the mounting base plate 100. The mounting base plate 100 is provided with a locking hole at a position to be locked. The locking bar is disposed between the key cylinder 110 and the locking hole.

Optionally, the mounting base plate 100 is further provided with a limiting device 130 for limiting the moving direction of the first lock rod 210 and the second lock rod 310, and the lock rod reciprocates in a fixed direction under the limitation of the limiting device 130.

Referring to fig. 3 to 4, as an embodiment of the present invention, the first connecting assembly 220 includes a first connecting rod 221, two ends of the first connecting rod 221 are respectively connected to an edge of the lock cylinder 110 and the first lock rod 210 in a rotating manner, the lock cylinder 110 drives the first connecting rod 221 to move when rotating, and the first connecting rod 221 transmits power to the first lock rod 210 to push the first lock rod 210 to move.

Optionally, the first link 221 is connected to the lock core 110 through a second link 222, the center of the second link 222 is connected to the rotation center of the lock core 110, the lock core 110 rotates to drive the second link 222 to rotate, and the end of the second link 222 is movably connected to the first link 221. The transmission mode is the same, and the second link 222 is used for separating the first link 221 from the lock cylinder 110, so that the replacement and maintenance of parts are convenient.

Referring to fig. 5 to 6, as an embodiment of the present invention, a gear transmission is provided between the second connecting assembly 320 and the second locking rod 310, the transmission gear 321 is sleeved on the locking core 110, one end of the second locking rod 310 close to the locking core 110 is engaged with the transmission gear 321, and the transmission gear 321 rotates along with the locking core 110 to drive the second locking rod 310 to move linearly.

Optionally, an unlocking metal plate 322 is disposed at one end of the second lock bar 310 close to the lock cylinder 110, and a tooth slot 323 corresponding to the transmission gear 321 is disposed on the unlocking metal plate 322.

Furthermore, the unlocking sheet metal 322 is divided into a connecting end and a transmission end, the tooth groove 323 is arranged at the transmission end, the connecting end is used for connecting the second lock rod 310, and the connecting end and the transmission end are connected through an inclined surface, so that the axis of the first lock rod 210 is arranged along the radial direction of the lock cylinder 110, and meanwhile, the transmission end is parallel to the axis of the first lock rod 210 and is tangent to the transmission gear 321.

Optionally, in addition to the two previous embodiments, the first connecting assembly 220 and the second connecting assembly 320 may also include, but are not limited to, any two of a screw nut transmission and a chute transmission.

The screw-nut transmission is a common transmission mode of converting circumferential rotation into linear motion, taking the second connecting assembly 320 as an example, specifically, a helical gear is arranged outside the lock cylinder 110, the unlocking metal plate 322 is not a sheet structure shown in the figure but a screw rod with an external thread, a nut is sleeved on the screw rod, the outer surface of the nut is matched with the helical gear sleeved on the lock cylinder 110, the helical gear rotates to drive the nut to rotate, and then the circumferential motion is converted into the axial motion of the screw rod.

Similarly, taking the second connecting member as an example, the chute transmission means that an inclined chute is arranged on the unlocking metal plate 322, the first lock rod 210 slides in an up-down direction in a telescopic manner, the second lock rod 310 slides in a left-right direction in a telescopic manner, a clamping point is arranged on the first lock rod 210, extends into the inclined chute and slides in the inclined chute, and when the unlocking metal plate 322 moves left and right relative to the lock cylinder 110, the clamping point drives the first chute to move under the control of the chute.

To sum up, the utility model discloses in first coupling assembling 220 or second coupling assembling 320 be any one of above-mentioned embodiment all can realize the utility model discloses an effect can carry out the scheme selection according to factors such as space, environment.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims

1. A locking device, characterized by: the lock comprises a lock cylinder, a first lock rod, a first connecting assembly, a second lock rod and a second connecting assembly, wherein the first lock rod is connected with the lock cylinder through the first connecting assembly, the second lock rod is connected with the lock cylinder through the second connecting assembly, the first lock rod is driven to move along a first locking direction through the first connecting assembly when the lock cylinder rotates, and the second lock rod is driven to move along a second locking direction through the second connecting assembly when the lock cylinder rotates;

2. The locking device of claim 1, wherein: the first lock rod with first coupling assembling all is located the first plane, the second lock rod with second coupling assembling all is located the second plane, the first plane with the second plane all is perpendicular to the axle center of lock core and mutual misalignment.

3. The locking device of claim 2, wherein: the first lock rods are symmetrically distributed on two sides of the lock cylinder along the diameter of the lock cylinder, the second lock rods are symmetrically distributed on two sides of the lock cylinder along the diameter of the lock cylinder.

4. The locking device of claim 2, wherein: the first locking bar and the second locking bar are perpendicular to each other.

5. The locking device according to any one of claims 1 to 4, wherein: the first connecting component comprises a first connecting rod, two ends of the first connecting rod are respectively connected with the edge of the lock cylinder and the first lock rod in a rotating mode, and the lock cylinder drives the first connecting rod to move when rotating.

6. The locking device of claim 5, wherein: the first connecting rod is connected with the lock cylinder through a second connecting rod, the lock cylinder drives the second connecting rod to rotate, and the second connecting rod is movably connected with the first connecting rod.

7. The locking device of claim 5, wherein: the second connecting assembly comprises a transmission gear, one end, close to the lock cylinder, of the second lock rod is meshed with the transmission gear, the transmission gear is sleeved on the lock cylinder, and the lock cylinder drives the transmission gear to rotate.

8. The locking device of claim 7, wherein: an unlocking metal plate is arranged at one end, close to the lock cylinder, of the second lock rod, and a tooth groove corresponding to the transmission gear is formed in the unlocking metal plate.

9. The locking device according to any one of claims 1 to 4, wherein: the locking device further comprises a lock hole and an installation bottom plate, and the lock cylinder and the lock hole are fixed on the installation bottom plate.

10. The locking device of claim 9, wherein: and the mounting bottom plate is also provided with a limiting device for limiting the movement directions of the first lock rod and the second lock rod.