CN216921692U

CN216921692U - Lock mechanism

Info

Publication number: CN216921692U
Application number: CN202123300515.8U
Authority: CN
Inventors: 杨守凯; 范福川; 何牧; 李志程
Original assignee: Maxvision Technology Corp
Current assignee: Maxvision Technology Corp
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-07-08
Anticipated expiration: 2031-12-22

Abstract

The embodiment of the utility model discloses a lock mechanism which comprises a base assembly, a lock body assembly and a lock bolt, wherein the lock body assembly is arranged on the base assembly, and a lock hook and a stop hook are connected between the inner walls of a lock shell in a twisting manner. Because the lock hook is matched with the stopping hook to lock the lock bolt, the collision locking function is realized, the lock bolt cannot be separated, the problem that the door lock is not firmly closed is avoided, the automatic unlocking is realized by utilizing the driving assembly, and the use is more convenient.

Description

Lock mechanism

Technical Field

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

Background

With the improvement of living standard of people, automobiles gradually move into thousands of households to become indispensable transportation means for daily production and life of people, and a private garage is usually reserved in a residential district for storing private automobiles.

During the garage door of daily use, the door lock closes not firm scheduling problem easily, opens easily, causes the trouble for the use.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the embodiment of the utility model is to provide a lock mechanism, so that the problem of untight or firm closing of a door lock can be avoided, automatic unlocking is realized, and the use is more convenient.

In order to solve the technical problem, an embodiment of the utility model provides a lock mechanism, which comprises a base assembly, a lock body assembly and a lock bolt, wherein the lock body assembly is arranged on the base assembly, and the lock body assembly comprises a lock hook and a locking hook, wherein the lock hook and the locking hook are connected between the inner walls of a lock shell in a twisting mode, and the locking hook is used for locking or unlocking the lock hook.

Furthermore, a first pin shaft and a second pin shaft are arranged between the inner walls of the lock shell, the lock hook is sleeved on the first pin shaft, and the stop hook is sleeved on the second pin shaft.

Furthermore, a groove is formed in the outer wall of one side of the lock hook, a first torsion spring is arranged between the lock hook and the first pin shaft, and the other end of the first torsion spring is arranged inside the groove.

Furthermore, the outer wall of the second pin shaft is sleeved with a second torsion spring, the extending end of the second torsion spring is connected with the lock shell, and the other end of the second torsion spring is connected with the stop hook.

Further, a lining is arranged inside the lock shell.

Further, the base component comprises a base bottom plate, a left side plate and a right side plate are arranged on the outer wall of the front face of the base bottom plate, and the top and the bottom of the left side plate and the bottom of the right side plate are respectively provided with the same upper side plate and the same lower side plate.

Furthermore, a driving assembly is arranged on the outer wall of one side of the left side plate and comprises a right-angle motor, and a cam is connected to one end of an output shaft of the right-angle motor in a transmission mode.

Furthermore, the lock bolt comprises a lock bolt bottom plate, two support plates are arranged at the top of the lock bolt bottom plate, a lock rod is arranged between the two support plates, and a guide plate is arranged on one side of each of the two support plates.

The embodiment of the utility model provides a lock mechanism which comprises a base assembly, a lock body assembly and a lock bolt, wherein the lock body assembly is arranged on the base assembly, and the lock body assembly comprises a lock hook and a stop hook which are connected between the inner walls of a lock shell in a twisting mode.

Because the lock latch is matched with the stop hook to lock the lock latch, the collision locking function is realized, the lock latch cannot be separated, and the condition that the door lock is not firmly closed is avoided.

The utility model provides a latch mechanism utilizes right angle motor drive cam to rotate, realizes the automation of lock body subassembly and unblanks, and it is more convenient to use.

The utility model provides a latch mechanism utilizes guide board guide set bar to move right, at set bar and lock body subassembly with take place certain deviation, the set bar also can be corrected by the guide for in the concave station of latch hook is gone into to the lock lever card, accomplish and close the lock work.

When the lock mechanism utilizes the lock bolt to be clamped into the concave table of the lock hook, the acting force direction of the lock hook on the stop hook is perpendicular to the movement direction of the force bearing point of the stop hook, the lock hook is positioned at a mechanical dead point, the lock hook cannot rotate clockwise, and the lock bolt cannot be separated.

Drawings

FIG. 1 is a schematic view of a lock mechanism according to the present invention;

FIG. 2 is a schematic view of the base assembly and drive assembly of a lock mechanism according to the present invention;

FIG. 3 is a schematic view of a lock body assembly of the locking mechanism of the present invention;

FIG. 4 is a schematic front view of a lock body assembly of the locking mechanism of the present invention;

FIG. 5 is a back side view of the lock body assembly of the locking mechanism of the present invention;

FIG. 6 is a schematic view of a latch mechanism of the present invention;

FIG. 7 is a first schematic view of the motion of a locking mechanism according to the present invention;

FIG. 8 is a second schematic view of the motion of a locking mechanism according to the present invention;

FIG. 9 is a schematic illustration of the motion of a locking mechanism according to the present invention;

fig. 10 is a fourth schematic view of the motion of a locking mechanism according to the present invention.

Description of the reference numerals

In the figure: the lock comprises a base component 1, a lock body component 2, a lock bolt 3, a driving component 4, a base bottom plate 5, a left side plate 6, a right side plate 7, an upper side plate 8, a lower side plate 9, a right-angle motor 10, a cam 11, a lock shell 12, a lock hook 13, a first pin shaft 14, a first bush 15, a first torsion spring 16, a stop hook 17, a second pin shaft 18, a second torsion spring 19, a lock bolt bottom plate 20, a support plate 21, a lock rod 22, a guide plate 23 and a groove 24.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application can be combined with each other without conflict, and the present invention is further described in detail with reference to the drawings and specific embodiments.

If directional indications (such as up, down, left, right, front, and rear … …) are provided in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the movement, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 10, a lock mechanism according to an embodiment of the present invention includes a base assembly 1, a lock assembly 2 and a lock bolt 3, wherein the lock assembly 2 is disposed on the base assembly 1, and the lock assembly 2 includes a lock hook 13 and a locking hook 17 for locking or unlocking the lock hook 13, which are rotatably connected between inner walls of a lock housing 12.

As an implementation mode, a first pin shaft 14 and a second pin shaft 18 are arranged between the inner walls of the lock shell 12, the lock hook 13 is sleeved on the first pin shaft 14, and the stop hook 17 is sleeved on the second pin shaft 18.

As an implementation mode, a groove 24 is formed in the outer wall of one side of the lock hook 13, a first torsion spring 16 is arranged between the lock hook 13 and the first pin 14, the other end of the first torsion spring 16 is arranged inside the groove 24, and the first torsion spring 16 generates a counterclockwise force on the lock hook 13, so that the lock hook 13 keeps a counterclockwise rotation movement trend, and contacts and limits the position of the right side surface above the lock case 12.

As an implementation mode, a second torsion spring 19 is sleeved on the outer wall of the second pin 18, the extending end of the second torsion spring 19 is connected with the lock case 12, the other end of the second torsion spring 19 is connected with the stopping hook 17, and the second torsion spring 19 generates a clockwise force on the stopping hook 17, so that the stopping hook 17 keeps a clockwise rotation movement trend and contacts with the outer surface of the lock hook 13 to restrain the position.

In one embodiment, a bushing 15 is disposed inside the lock case 12, and the bushing 15 prevents deformation of the lock case 12 from affecting rotation of the locking hook 13.

As an embodiment, the base assembly 1 includes a base bottom plate 5, a left side plate 6 and a right side plate 7 are provided on the front outer wall of the base bottom plate 5, the top and bottom of the left side plate 6 and the right side plate 7 are respectively provided with the same upper side plate 8 and lower side plate 9, and the base bottom plate 5, the left side plate 6, the right side plate 7, the upper side plate 8 and the lower side plate 9 are used for bearing the whole structure.

As an implementation mode, the outer wall of one side of the left side plate 6 is provided with a driving assembly 4, the driving assembly 4 comprises a right-angle motor 10, one end of an output shaft of the right-angle motor 10 is in transmission connection with a cam 11, and the cam 11 is driven to rotate by the right-angle motor 10, so that automatic unlocking of the lock body assembly 12 is realized.

As an embodiment, the latch 3 includes a latch bottom plate 20, two support plates 21 are disposed on the top of the latch bottom plate 20, a latch 22 is disposed between the two support plates 21, and one side of each of the two support plates 21 is provided with a guide plate 23, the latch 3 is guided by the guide plates 23 to move rightward, and when a certain deviation occurs between the latch 3 and the lock body assembly 2, the latch 3 can also be guided and corrected back, so that the latch 22 is snapped into a recess of the latch hook 13, and the latch closing operation is completed.

In the first embodiment, as shown in fig. 7, initially, the locking hook 13 is in the position shown by the first torsion spring 16, and the stopping hook 17 is also in the position shown by the second torsion spring 19.

Further, as shown in fig. 8, the latch 3 moves towards the right, the latch 3 contacts with the convex edge of the latch hook 13, the latch hook 13 is driven to rotate counterclockwise against the torsion of the first torsion spring 16, and the latch hook 13 pushes the stop hook 17 to rotate counterclockwise against the torsion of the second torsion spring 19.

Further, as shown in fig. 9, the latch bolt 3 continues to move rightward, the stop hook 17 rotates counterclockwise and is clamped into the concave platform of the latch hook 13, at this time, the latch bolt 3 is in the U-shaped groove of the lock case 12 and cannot continue to move rightward, the direction of the force applied by the latch hook 13 to the stop hook 17 is perpendicular to the movement direction of the force bearing point of the stop hook 17, and is at a mechanical dead point, the latch hook 13 cannot rotate clockwise, so that the latch bolt 3 is prevented from being disengaged.

Further, as shown in fig. 10, when the lock needs to be unlocked, the right-angle motor 10 drives the cam 11 to rotate counterclockwise, the stop hook 17 is driven to rotate counterclockwise, the stop hook 17 is separated from the lock hook 13, the lock hook 13 has a clockwise rotation movement trend under the action of the torsion spring 16, and the lock bolt 3 can be disengaged leftward.

In the second embodiment, the lock structure can be applied to a small cart, the base component 1 and the lock body component 2 can be installed on a wall surface or a fixed position, the lock bolt 3 is installed on the small cart, the small cart pushes the lock bolt 3 to move rightwards, and the lock bolt 3 is locked in the lock body component 2 to guide the movement of the small cart.

In the third embodiment, the base assembly 1, the lock body assembly 2 and the bolt 3 are installed reversely, namely the right-angle motor 10 faces downwards, so that the function of locking the bolt 3 by the assembly 2 can still be realized.

In the fourth embodiment, the component 2 locks the lock bolt 3 in a normally closed state, and the right-angle motor 10 drives the cam 11 to rotate anticlockwise to open the lock bolt 3, so that the anti-theft function of the lock is realized.

The working principle is as follows: initially, the locking hook 13 keeps the movement trend of rotating in the counterclockwise direction under the action of the first torsion spring 16, and contacts and limits the position of the right side surface above the lock shell 12, the stop hook keeps the movement trend of rotating in the clockwise direction under the action of the second torsion spring 19, and contacts and limits the position of the outer surface of the locking hook 13, the locking bolt 3 moves towards the right side, the locking bolt 3 contacts with the convex edge of the locking hook 13, and drives the locking hook 13 to overcome the torsion of the first torsion spring 16 to rotate anticlockwise, the locking hook 13 pushes the stop hook 17 to overcome the torsion of the second torsion spring 19 to rotate anticlockwise, the locking bolt 3 continues to move towards the right side, the stop hook 17 rotates anticlockwise, the locking bolt 22 is clamped into the concave table of the locking hook 13, at this time, the locking bolt 22 on the locking bolt 3 is positioned in the U-shaped groove of the lock shell 12 and cannot continue to move towards the right side, the direction of the action of the locking hook 13 on the stop hook 17 is perpendicular to the movement direction of the force point of the stop hook, and is positioned at a mechanical dead point, and the locking hook 13 cannot rotate clockwise, therefore, the lock bolt 3 is limited from being disengaged, when the lock needs to be unlocked, the right-angle motor 10 drives the cam 11 to rotate anticlockwise to drive the stop hook 17 to rotate anticlockwise, the stop hook 17 is separated from the lock hook 13, the lock hook 13 has a clockwise rotation movement trend under the action of the first torsion spring 16, and the lock bolt 3 can be disengaged leftwards.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lock mechanism, includes base subassembly (1), lock body subassembly (2) and set bar (3), its characterized in that, lock body subassembly (2) set up on base subassembly (1), lock body subassembly (2) twist between the inner wall including lock shell (12) and be connected with latch hook (13) and carry out locking or the locking stop hook (17) of unblock to latch hook (13).

2. The lock mechanism according to claim 1, characterized in that a first pin (14) and a second pin (18) are arranged between the inner walls of the lock shell (12), the lock hook (13) is sleeved on the first pin (14), and the stop hook (17) is sleeved on the second pin (18).

3. The lock mechanism according to claim 1, characterized in that a groove (24) is formed in the outer wall of one side of the lock hook (13), a first torsion spring (16) is arranged between the lock hook (13) and the first pin shaft (14), and the other end of the first torsion spring (16) is arranged in the groove (24).

4. The lock mechanism according to claim 2, characterized in that a second torsion spring (19) is sleeved on the outer wall of the second pin shaft (18), the extending end of the second torsion spring (19) is connected with the lock shell (12), and the other end of the second torsion spring (19) is connected with the stop hook (17).

5. A lock mechanism according to claim 1, characterized in that the inside of the lock housing (12) is provided with a bushing (15).

6. The lock mechanism according to claim 1, characterized in that the base assembly (1) comprises a base bottom plate (5), the front outer wall of the base bottom plate (5) is provided with a left side plate (6) and a right side plate (7), and the top and bottom of the left side plate (6) and the right side plate (7) are respectively provided with the same upper side plate (8) and lower side plate (9).

7. The lock mechanism according to claim 6, characterized in that a driving assembly (4) is arranged on the outer wall of one side of the left side plate (6), the driving assembly (4) comprises a right-angle motor (10), and one end of an output shaft of the right-angle motor (10) is in transmission connection with a cam (11).

8. The lock mechanism according to claim 1, characterized in that the latch (3) comprises a latch base plate (20), two strips (21) are provided on top of the latch base plate (20), a lock bar (22) is provided between the two strips (21), and a guide plate (23) is provided on one side of both strips (21).