CN215671572U

CN215671572U - Mechanism lock

Info

Publication number: CN215671572U
Application number: CN202121962807.5U
Authority: CN
Inventors: 陈建华
Original assignee: Shenzhen Sprocomm Technologies Co ltd
Current assignee: Shenzhen Sprocomm Technologies Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-28
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a mechanism lock, which comprises a power part, a turntable, a lock pin and a face shell, wherein the power part is arranged on the turntable; the turntable is connected with the power output end of the power piece and is driven by the power piece to rotate; the turntable is movably connected with the lock pin; the power part, the turntable and the lock pin are all arranged on the face shell; the lock pin is translated from the first position to the second position in the process that the turntable is rotated from the initial position to the first angular position under the driving of the power piece, and the lock pin is translated back to the first position from the second position in the process that the turntable is rotated from the first angular position to the initial position under the driving of the power piece; the utility model does not need to use gears, greatly reduces the requirement on the precision of parts, and more importantly, avoids the problem that the lock pin is blocked in the transmission process.

Description

Mechanism lock

Technical Field

The present invention relates to locks, and more particularly to mechanical locks.

Background

The existing mechanism lock is generally realized by adopting a gear mode to realize rotation, rotation and translation, but the precision requirement on gear manufacturing is very high by adopting the gear mode, and if the precision of the manufactured gear is not high, the problem of locking a lock pin can occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a mechanism lock.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a mechanical lock, comprising:

a power member;

the rotary table is connected with the power output end of the power piece and is driven by the power piece to rotate;

the rotating disc is movably connected with the lock pin; and

the power part, the turntable and the lock pin are all arranged on the face shell;

the lock pin is translated from the first position to the second position in the process that the turntable is rotated from the initial position to the first angular position under the driving of the power piece, and the lock pin is translated back to the first position from the second position in the process that the turntable is rotated from the first angular position to the initial position under the driving of the power piece.

The further technical scheme is as follows: the first position is an unlocking position of the mechanism lock, and the second position is a locking position of the mechanism lock.

The further technical scheme is as follows: the included angle between the initial position and the first angle position is 180 degrees.

The further technical scheme is as follows: the face shell is provided with a movable groove, the lock pin is arranged in the movable groove, and the lock pin in the movable groove only has the freedom degrees from the first position to the second position and from the second position to the first position.

The further technical scheme is as follows: the face shell is further provided with a rotating groove, and the rotating disc is arranged in the rotating groove.

The further technical scheme is as follows: the rotating groove is positioned at the bottom of the movable groove.

The further technical scheme is as follows: and a center hole for the power output shaft of the power part to penetrate out is formed in the center of the bottom of the rotating groove.

The further technical scheme is as follows: the lock pin comprises a rod part and a connecting part; the connecting part is positioned at the inner end of the rod part, a movable cavity is arranged on one side, close to the rotary table, of the connecting part, and a protrusion positioned in the movable cavity extends upwards from the top of the rotary table; when the turntable rotates, the protrusion moves in the movable cavity and drives the rod part to move back and forth.

The further technical scheme is as follows: and a movable window for the rod part to penetrate out is arranged on the side surface of the movable groove.

The further technical scheme is as follows: the power part is a motor.

Compared with the prior art, the utility model has the beneficial effects that: the turntable is driven to rotate by the power part and is movably connected with the lock pin, the rotation of the turntable can drive the lock pin to translate, so that the unlocking and locking functions of the lock pin are realized, and gears are not needed in the transmission between the turntable and the lock pin, so that the requirement on the precision of parts is greatly reduced, and more importantly, the problem that the lock pin is blocked in the transmission process is avoided.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more apparent, the following detailed description will be given of preferred embodiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of a mechanical lock according to the present invention (in a locked state);

FIG. 2 is a schematic structural view (unlocked state) of an embodiment of the mechanical lock of the present invention;

FIG. 3 is a schematic structural view of an embodiment of a mechanical lock of the present invention (with the upper cover removed);

FIG. 4 is an exploded view of an embodiment of a mechanical lock of the present invention;

FIG. 5 is a schematic view of the structure of the locking pin in one embodiment of the mechanical lock of the present invention.

Reference numerals

1. A face shell; 11. a movable groove; 12. a rotating tank; 121. a central bore; 13. an active window; 2. a turntable; 21. a protrusion; 3. a lock pin; 31. a rod portion; 32. a connecting portion; 321. a movable cavity; 4. a power member; 5. and (7) covering.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to specific embodiments of the present invention, and it should be understood that the described embodiments are a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification and claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

It is also to be understood that the terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in the specification of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to and includes any and all possible combinations of one or more of the associated listed items.

The present invention provides a mechanical lock, please refer to fig. 1-5, which includes a power member 4, a rotating disc 2, a lock pin 3 and a face shell 1; the rotary table 2 is connected with the power output end of the power piece 4 and is driven by the power piece 4 to rotate; the turntable 2 is movably connected with the lock pin 3; the power part 4, the turntable 2 and the lock pin 3 are all arranged on the face shell 1; during the process that the turntable 2 rotates from the initial position to the first angle position under the driving of the power piece 4, the lock pin 3 translates from the first position to the second position, and during the process that the turntable 2 rotates from the first angle position to the initial position under the driving of the power piece 4, the lock pin 3 translates back from the second position to the first position.

In this embodiment, the first position is an unlocked position of the mechanism lock, and the second position is a locked position of the mechanism lock. The initial position is at an angle of 180 degrees to the first angular position. In this embodiment, when the rotary plate 2 rotates 180 degrees, the lock pin 3 just translates from the unlocked position to the locked position, and when the rotary plate 2 rotates 180 degrees again, the lock pin 3 just translates from the locked position again to unlock.

Through the cooperation of carousel 2 and lockpin 3, realized the transmission mode of rotation translation to the transmission between carousel 2 and the lockpin 3 need not to use the gear, consequently, greatly reduced the requirement to the spare part precision, more importantly has avoided lockpin 3 in the transmission in-process the problem of being stuck.

Further, referring to fig. 3-5, the front shell 1 is provided with a movable slot 11, the lock pin 3 is disposed in the movable slot 11, and the lock pin 3 has only the freedom from the first position to the second position and from the second position to the first position in the movable slot 11. The face shell 1 is also provided with a rotating groove 12, and the rotating disc 2 is arranged in the rotating groove 12. For compactness and to facilitate the cooperation of the turntable 2 with the locking pin 3, the rotary slot 12 is located at the bottom of the movable slot 11. The center of the bottom of the rotating groove 12 is provided with a center hole 121 for the power output shaft of the power part 4 to penetrate through. The lock pin 3 includes a rod portion 31 and a connecting portion 32; the connecting part 32 is positioned at the inner end of the rod part 31, a movable cavity 321 is arranged on one side of the connecting part 32 close to the rotating disc 2, and a bulge 21 positioned in the movable cavity 321 extends upwards from the top of the rotating disc 2; when the turntable 2 rotates, the protrusion 21 moves in the movable cavity 321 and simultaneously drives the rod 31 to move back and forth. The side of the movable groove 11 is provided with a movable window 13 for the rod part 31 to penetrate out.

When assembling, the power output shaft of the power part 4 passes through the central hole 121 to be connected with the rotating disc 2 placed in the rotating groove 12, the protrusion 21 on the rotating disc 2 is placed in the movable cavity 321 on the lock pin 3 placed in the movable groove 11, the outer end of the rod part 31 of the lock pin 3 is kept aligned with the movable window 13, and the upper cover 5 is screwed on the top of the face shell 1 to cover the open part of the movable groove 11.

In this embodiment, the power member 4 is a motor.

In order to facilitate the installation of the motor and the matching of the motor and the turntable 2, the face shell 1 is further provided with an installation cavity of the motor, and the installation cavity is located at the bottom of the rotary groove 12.

In actual use, lubricating oil is applied to the movable chamber 321, the rotary groove 12 and the movable groove 11 for smooth movement of the lock pin 3.

In order to realize controlling the locking pin 3 to be unlocked and locked according to requirements, a circuit board is further arranged in the face shell 1 and electrically connected with the motor, and the control condition of the motor is controlled through the circuit board, so that the locking pin 3 is correspondingly unlocked and locked.

While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and various equivalent modifications and substitutions can be easily made by those skilled in the art within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A mechanical lock, comprising:

a power member;

the rotating disc is movably connected with the lock pin; and

2. A mechanical lock according to claim 1, wherein the first position is an unlocked position of the mechanical lock and the second position is a locked position of the mechanical lock.

3. A mechanical lock according to claim 1 or claim 2, wherein the initial position is 180 degrees from the first angular position.

4. A mechanical lock according to claim 1, wherein the face housing is provided with a movable slot, the locking pin is disposed in the movable slot, and the locking pin has only a first position to a second position and a second position to a first position within the movable slot.

5. A mechanical lock according to claim 4 wherein the face housing is further provided with a rotary slot, the rotatable disc being disposed within the rotary slot.

6. A mechanical lock according to claim 5, wherein the rotary slot is located at the bottom of the movable slot.

7. A mechanical lock according to claim 6 wherein the centre of the bottom of the rotary slot is provided with a central aperture through which a power output shaft of the power member passes.

8. A mechanical lock according to claim 7, wherein the locking pin comprises a shank portion and a connecting portion; the connecting part is positioned at the inner end of the rod part, a movable cavity is arranged on one side, close to the rotary table, of the connecting part, and a protrusion positioned in the movable cavity extends upwards from the top of the rotary table; when the turntable rotates, the protrusion moves in the movable cavity and drives the rod part to move back and forth.

9. A mechanical lock according to claim 8 wherein the side of the slot is provided with a window through which the bar extends.

10. A mechanical lock according to claim 1 wherein the power member is an electric motor.