CN219387578U - Simple self-gravity-based lock falling device - Google Patents

Abstract

The utility model relates to the technical field of mechanical locks, and discloses a simple self-gravity-based locking device, which comprises a first fixed plate, a second fixed plate, a lock core seat arranged on the first fixed plate, and a lock receiving column arranged on the second fixed plate, wherein a locking groove matched with the lock receiving column is horizontally arranged on the lock core seat, the lock receiving column can enter the locking groove and slide along the bottom of the locking groove, an installation groove is vertically arranged on the lock core seat, and the installation groove and the locking groove are vertically intersected. This simply rely on falling the lock device from gravity, rely on the self gravity of latch hook and hand lift board to realize automatic lock that falls, whole process is direct, swift, and the unblock process only needs light hand lift board, and whole process is simple, convenient, and each part position of this locking device is firm, still fixes in place after the unblock, can not drop easily, and simple and practical, this locking device design according to mechanical principle, mechanical structure is firm, can bear great pulling force, and the reliability is high.

Description

Simple self-gravity-based lock falling device

Technical Field

The utility model relates to the technical field of mechanical locks, in particular to a simple self-gravity-based lock falling device.

Background

The lock is a fastener which is arranged on an openable and closable article and is opened by a key and a secret code, the earliest lock is a simple mechanism which is provided by a master for preventing the lock from being opened by other people, the simplest lock applied to the door is a door latch, the lockset is formed into a huge family, and is continuously improved and updated, the magic world is continuously shown, in summary, the lockset plays a function of 'restraint and binding' in a human civilization society, the social behavior is standardized, the life and property safety of people is safeguarded, and the stability of society is maintained.

The lock is widely applied to living surfaces, is used in places for preventing non-human animals from being damaged, entering and escaping, such as pet cages, livestock pens and the like, has complex structure, is provided with the existing lock catch, in practical application, parts of the existing separated lock catch device can be completely taken off from a fixed main body after being unlocked, are easy to lose or damage, are relatively complex to install, and the integral lock catch device has small volume and convenient installation, but can bear insufficient pressure.

Disclosure of Invention

Aiming at the defects and problems of the existing lock catches, the utility model provides a simple self-gravity-based lock catch falling device, which has the advantages of unique structure, convenient use and low cost, is suitable for places similar to pet cage boxes, livestock fences and the like, ensures that all parts of the lock catches are fixed and cannot fall off and be lost easily, has higher lock catch falling reliability, can prevent non-human animals from being damaged, entering, escaping and the like in some storage, field and other environments, and has high applicability.

The utility model solves the technical problems by adopting the scheme that: the utility model provides a simply rely on from gravity lock device that falls, includes first fixed plate and second fixed plate, still including installing the lock core seat on first fixed plate and installing connect the lock post on the second fixed plate, lock core seat go up the level and seted up with connect lock post assorted locking groove, and connect the lock post can get into the locking inslot to slide along the locking tank bottom, be equipped with the mounting groove along vertical on the lock core seat, the mounting groove meets with the locking groove is perpendicular, be provided with the latch hook in the mounting groove, the latch hook is the crotch form, and its outside is smooth circular-arc, the root of latch hook articulates there is the round pin axle, round pin axle fixed mounting in the mounting groove, the top fixed mounting of latch hook has the hand to lift the board, and under the natural state, the latch hook makes the hand lift the board set up on two limiting plates owing to gravity downward movement, the front end of latch hook overlaps with the projection face of locking groove, and is less than the degree with the outside one side contained angle of locking tank bottom.

Preferably, the lock cylinder seat comprises two limiting plates, and the two limiting plates are arranged in parallel and are vertically and fixedly arranged with the first fixing plate.

Preferably, the sleeve is rotatably sleeved on the outer surface of the lock receiving column, a nut is fixedly arranged at the other end of the lock receiving column, the diameter of the nut is larger than that of the sleeve in the locking process of the lock falling device, and the nut can limit the sleeve to slide out of the lock receiving column.

The utility model has the beneficial effects that: this locker relies on the self gravity of latch hook and hand to lift the board and realizes automatic lock that falls, whole process is direct, quick, in the unblock in-process, only need overcome the self gravity of latch hook and hand to lift the board, just can accomplish the unblock process smoothly, the unblock process is compared in the mode that the key was unblanked, the unblock process only needs light hand to lift the board, whole process is simple, convenient, each part position of this locker is firm, still fix in place after the unblock, can not drop easily, simple and practical, this locker designs according to mechanical principle, mechanical structure is firm, can bear great pulling force, the reliability is high

In the locking process of the locking device, the sleeve can replace sliding by rolling of the sleeve when the lock receiving column contacts the front end of the lock hook, friction between the lock receiving column and the lock hook is reduced, the locking of the locking device is smoother, unnecessary abrasion of the locking device is avoided, and accordingly overall durability of the lock catch is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a lock device according to the present utility model;

FIG. 3 is a schematic diagram of the overall structure of the present utility model;

FIG. 4 is a schematic diagram of a latch hook according to the present utility model;

fig. 5 is a schematic diagram of the locking process according to the present utility model.

In the figure: 1. a first fixing plate; 2. a second fixing plate; 3. connecting a lock column; 31. a locking groove; 4. a mounting groove; 5. a latch hook; 6. a pin shaft; 7. a hand-lifting plate; 8. a sleeve; 9. a nut; 10. and a limiting plate.

Description of the embodiments

For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The following describes in detail the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.

Example 1: referring to fig. 1, 2, 3, 4 and 5, a simple self-gravity-based locking device is disclosed; the locking device comprises a first fixed plate 1, a second fixed plate 2, a lock core seat arranged on the first fixed plate 1 and a locking column 3 arranged on the second fixed plate 2, wherein a locking groove 31 matched with the locking column 3 is horizontally formed in the lock core seat, the locking column 3 can enter the locking groove 31 and slide along the bottom of the locking groove 31, an installation groove 4 is vertically formed in the lock core seat, and the installation groove 4 vertically intersects with the locking groove 31;

the lock core seat comprises two limiting plates 10, the two limiting plates 10 are arranged in parallel, are vertically and fixedly arranged with the first fixing plate 1, a lock hook 5 is arranged in the mounting groove 4, the lock hook 5 is in a hook shape, the outer side of the lock hook is in a smooth arc shape, the root of the lock hook 5 is hinged with a pin shaft 6, the lock hook 5 is connected with the pin shaft 6 to form a hinge, the lock hook 5 takes the pin shaft 6 as a fulcrum and can vertically limit and rotate in the mounting groove 4, the pin shaft 6 is fixedly arranged in the mounting groove 4, the top of the lock hook 5 is fixedly provided with a hand lifting plate 7, in a natural state, the hand lifting plate 7 is erected on the two limiting plates 10 due to downward movement of gravity of the lock hook 5, the front end of the lock hook 5 is overlapped with a projection surface of the locking groove 31, and an included angle between the front end of the lock hook 5 and one side outwards from the bottom of the locking groove 31 is smaller than 90 degrees;

when in use, the first fixing plate 1 and the second fixing plate 2 are respectively and fixedly arranged at the door and the door frame, when the locking device is in a completely unlocked state, the first fixing plate 1 and the second fixing plate 2 are separated, when the locking action is to be completed, the lock receiving column 3 on the second fixing plate 2 enters the locking groove 31, the lock receiving column 3 moves forwards, the sleeve 8 on the lock receiving column 3 is contacted with the front end of the lock hook 5, the front end of the lock hook 5 is in a smooth circular arc shape and has an included angle smaller than 90 degrees with the moving path of the lock receiving column 3, the lock hook 5 is upwards lifted up by an upward separating force, when the lock hook 5 rotates to an opening and closing top position, the front end of the lock hook 5 avoids the projection surface of the locking groove 31, the locking groove 31 is completely opened, after the lock receiving column 3 is contacted with the tail end of the locking groove 31, the contact surface of the lock hook 5 and the sleeve 8 on the lock receiving column 3 moves to the inner side of the lock hook 5, the lock hook 5 does not receive upward acting force any more, and falls back by self gravity, the lock hook 5 falls back down until the hand lifting plate 7 is overlapped on the upper end surface of the limiting plate 10, the lock receiving column 3 is arranged at the tail end of the locking groove 31 and contacts with the concave surface of the lock hook 5, the horizontal movement is limited, two objects connected with the first fixing plate 1 and the second fixing plate 2 are connected together, the lock catch aim is achieved at this time, when the lock is unlocked, the hand lifting plate 7 is lifted up by hand until the front end of the lock hook 5 leaves the projection area of the locking groove 31, and the object connected with the second fixing plate 2 enables the lock receiving column 3 to be separated from the locking groove 31;

this locker relies on latch hook 5 and hand to lift the self gravity of board 7 and realizes automatic lock that falls, whole process is direct, quick, in the unblock in-process, only need overcome latch hook 5 and hand to lift the self gravity of board 7, just can accomplish the unblock process smoothly, the unblock process is compared in the mode that the key was unblanked, the unblock process only needs light hand to lift board 7, whole process is simple, it is convenient, each part position of this locker is firm, still fix in the position after the unblock, can not drop easily, simple and practical, this locker designs according to mechanical principle, mechanical structure is firm, can bear great pulling force, the reliability is high.

Example 2: referring to fig. 1, 2 and 3, based on embodiment 1, the outer surface of the lock receiving column 3 is rotatably sleeved with a sleeve 8, the other end of the lock receiving column 3 is fixedly provided with a nut 9, the outer end of the lock receiving column 3 is in threaded connection with the nut 9, during the locking process of the locking device, the diameter of the nut 9 is larger than the inner diameter of the sleeve 8 to prevent the sleeve 8 from sliding off the lock receiving column 3, during the locking process of the locking device, the sleeve 8 and the lock receiving column 3 can slide relatively during the process of contacting the lock hook 5, the sleeve 8 and the lock receiving column 3 roll to replace sliding, so that the friction resistance between the lock receiving column 3 and the lock hook 5 is reduced, the locking process of the locking device is smoother, unnecessary abrasion of the locking device is avoided, and the overall durability of the locking device is improved.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (3)

1. The utility model provides a simply rely on from gravity lock device that falls, includes first fixed plate (1) and second fixed plate (2), its characterized in that still including installing lock core seat on first fixed plate (1) and installing connect lock post (3) on second fixed plate (2), lock core seat go up the level and offered and connect lock post (3) assorted locking groove (31), and connect lock post (3) can get into in locking groove (31) to slide along locking groove (31) bottom, be equipped with mounting groove (4) along vertical on the lock core seat, mounting groove (4) are perpendicular with locking groove (31) and meet, be provided with latch hook (5) in mounting groove (4), latch hook (5) are the crotch form, and its outside is smooth circular arc, the root of latch hook (5) articulates there is round pin axle (6), and round pin axle (6) fixed mounting is in mounting groove (4), the top fixed mounting of latch hook (5) has hand to lift board (7), and gravity under the natural state makes latch hook (5) to make down and lift down in two sides (10) and overlap in the side of locking groove (31) to one side of locking groove (31).

2. The simple self-gravity-dependent lock device according to claim 1, wherein the lock cylinder base comprises two limiting plates (10), and the two limiting plates (10) are arranged in parallel with each other and are fixedly mounted perpendicular to the first fixing plate (1).

3. The simple self-gravity-dependent locking device according to claim 1, wherein the sleeve (8) is rotatably sleeved on the outer surface of the locking post (3), a nut (9) is fixedly arranged at the other end of the locking post (3), the diameter of the nut (9) is larger than that of the sleeve (8) in the locking process of the locking device, and the nut (9) can limit the sleeve (8) to slide out of the locking post (3).