CN214697356U

CN214697356U - Safety rotary lock with quick assembling function

Info

Publication number: CN214697356U
Application number: CN202023095372.7U
Authority: CN
Inventors: 魏新荣; 王金平
Original assignee: Suzhou D Snap Technologies Co ltd
Current assignee: Suzhou D Snap Technologies Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-11-12
Anticipated expiration: 2030-12-21

Abstract

A safe rotary lock with a quick-assembly function comprises a lock cylinder, a spring, a lock cylinder cover, a lock tongue, a lock shell and an elastic buckle; the body of the lock core is connected with a rod body; the lock cylinder cover and the spring are sleeved on the rod body in a sliding manner, the upper end of the spring is abutted against and acts on the lower end of the lock cylinder cover, and the lower end of the spring is abutted against and acts on the upper end of the lock cylinder body; the lock core rotates and positions in the lock shell in the horizontal direction, the lower end of the lock core extends out of the lock shell and is fixed with the lock tongue, and the lock tongue is horizontally arranged; the elastic buckle is elastically positioned in the lock shell along the horizontal direction and keeps the outward extending trend; the outer side surface of the elastic buckle is provided with a downward contracted inclined surface which is used as a guide surface when the rotary lock is installed and positioned. The utility model discloses simple to operate is swift, has the function of right angle gyration lock simultaneously to take precautions against earthquakes locking taking off, use safe and reliable.

Description

Safety rotary lock with quick assembling function

Technical Field

The utility model relates to a tool to lock that trade such as traffic and rack was used, a gyration lock that concretely relates to traffic tools such as train, subway, car, aircraft used. The rotary lock is particularly suitable for locking the bottom plate of the train carriage.

Background

Locks are used in a large number of vehicles such as trains, subways, automobiles, airplanes to lock the floor of a carriage or cabin. Because the requirements of parts on moving objects on locking are higher than those of static objects, reliable locking, convenient use and simple structure become important standards for evaluating the quality of the locks. This requires that the lock, when in the locked state, the bolt will not retract into the housing to unlock even if it is subjected to external force or vibration. However, in the prior art, the assembly of the safety rotary lock is difficult, time-consuming and labor-consuming. The reliable shockproof anti-loosening effect can not be ensured, and the installation can be facilitated.

Therefore, how to solve the above-mentioned deficiencies of the prior art is a problem to be solved by the present invention.

Disclosure of Invention

The utility model aims at providing a safe gyration lock with fast-assembling function.

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

a safe rotary lock with a quick-assembly function comprises a lock cylinder, a spring, a lock cylinder cover, a lock tongue, a lock shell and an elastic buckle;

the lock core is provided with a body, and the upper end of the body is connected with a rod body along the length direction of the lock core;

the lock cylinder cover and the spring are sleeved on the rod body in a sliding manner in the vertical direction, wherein the upper end of the spring abuts against the lower end of the lock cylinder cover, and the lower end of the spring abuts against the upper end of the lock cylinder body;

the lock core is rotationally positioned in the lock shell in the horizontal direction, the lower end of the lock core extends out of the lock shell, and the lock tongue is fixedly arranged at the lower end of the lock core and is arranged horizontally;

the elastic buckle is elastically positioned in the lock shell along the horizontal direction and keeps the trend of extending outwards; the outer side surface of the elastic buckle is provided with a downward contracted inclined surface which is used as a guide surface when the rotary lock is installed and positioned.

The relevant content in the above technical solution is explained as follows:

1. in the above scheme, the circumferential surface of the lock cylinder body is symmetrically provided with a pair of elongated slots along the horizontal direction, and the lock cylinder further comprises a pin shaft, the pin shaft horizontally penetrates through the lock cylinder, and two ends of the pin shaft respectively extend out of the two elongated slots and are positioned in the lock shell.

2. In the above scheme, a convex edge is arranged on the side part of the lock cylinder cover, and the convex edge is arranged corresponding to an abutting part in the lock shell; in the locking state of the rotary lock, the convex edge and the abutting part are arranged in a staggered manner in the vertical direction; under the unblock state of gyration lock, the chimb support lean on locate with the downside that supports to lean on the portion constitutes the lock core lid can't rely on the tension of spring resets to the position of locking state.

3. In the above scheme, a bayonet is arranged on the side of the lock cylinder cover, and the bayonet is aligned with a convex point in the lock shell;

under the locking state of the rotary lock, the salient points are embedded into the bayonets to form a lock cylinder cover for limiting in the circumferential direction, and at the moment, the lock cylinder cover cannot horizontally rotate; in the unlocking state of the rotary lock, the salient points are separated from the bayonets to form unlocking of the lock cylinder cover in the circumferential direction, and the lock cylinder cover can horizontally rotate at the moment.

4. In the above scheme, the pair of elastic buckles is provided, and the extending directions of the two elastic buckles in the horizontal direction are opposite.

5. In the above scheme, the elastic buckle comprises a sliding block and a sliding block spring, the outer end of the sliding block spring abuts against the inner end acting on the sliding block, and the inner end of the sliding block spring abuts against the lock shell to form a trend that the sliding block keeps extending outwards through the sliding block spring; the inclined plane is arranged on the outer side surface of the sliding block.

The utility model discloses a theory of operation and advantage as follows:

the utility model relates to a safety rotary lock with fast-assembling function, which comprises a lock core, a spring, a lock core cover, a lock tongue, a lock shell and an elastic buckle; the body of the lock core is connected with a rod body; the lock cylinder cover and the spring are sleeved on the rod body in a sliding manner, the upper end of the spring is abutted against and acts on the lower end of the lock cylinder cover, and the lower end of the spring is abutted against and acts on the upper end of the lock cylinder body; the lock core rotates and positions in the lock shell in the horizontal direction, the lower end of the lock core extends out of the lock shell and is fixed with the lock tongue, and the lock tongue is horizontally arranged; the elastic buckle is elastically positioned in the lock shell along the horizontal direction and keeps the outward extending trend; the outer side surface of the elastic buckle is provided with a downward contracted inclined surface which is used as a guide surface when the rotary lock is installed and positioned.

Compared with the prior art, the utility model discloses simple to operate is swift, has the function of right angle gyration lock simultaneously to take precautions against earthquakes locking taking off, use safe and reliable.

Drawings

FIG. 1 is a schematic structural diagram of a locking state according to an embodiment of the present invention;

FIG. 2 is a top view of an embodiment of the present invention in a locked position;

FIG. 3 is a perspective view of the embodiment of the present invention in a locked state;

fig. 4 is a perspective view of the embodiment of the present invention during unlocking or locking;

fig. 5 is a perspective view of an unlocked state of the embodiment of the present invention;

fig. 6 is an exploded view of the embodiment of the present invention (excluding the latch);

fig. 7 is a schematic view (bottom view) showing the engagement between the lock case and the cylinder cover according to the embodiment of the present invention.

In the above drawings: 1. a lock cylinder; 2. a spring; 3. a lock cylinder cover; 4. a latch bolt; 5. a lock case; 6. a body; 7. a rod body; 8. a long groove; 9. a pin shaft; 10. a bevel; 11. a slider; 12. a slider spring; 13. a convex edge; 14. a bayonet; 15. and (4) bumps.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

example (b): the present disclosure will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the disclosure may be shown and described, and which, when modified and varied by the techniques taught herein, can be made by those skilled in the art without departing from the spirit and scope of the disclosure.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The singular forms "a", "an", "the" and "the", as used herein, also include the plural forms.

As used herein, "connected" or "positioned" refers to two or more elements or devices being in direct physical contact with each other or in indirect physical contact with each other, and may also refer to two or more elements or devices being in operation or acting on each other.

As used herein, the terms "comprising," "including," "having," and the like are open-ended terms that mean including, but not limited to.

As used herein, the term (terms), unless otherwise indicated, shall generally have the ordinary meaning as commonly understood by one of ordinary skill in the art, in this written description and in the claims. Certain words used to describe the disclosure are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the disclosure.

The terms "upper" and "lower" used herein are directional terms, and are used only for describing the positional relationship between the structures, and are not intended to limit the protection schemes and the actual implementation directions.

Referring to the attached drawings 1-7, the safe rotary lock with the fast-assembly function comprises a lock cylinder 1, a spring 2, a lock cylinder cover 3, a bolt 4, a lock shell 5 and an elastic buckle.

The lock cylinder 1 is provided with a body 6, the upper end of the body 6 is connected with a rod body 7 along the length direction of the lock cylinder 1, and the upper end of the rod body 7 serves as an acting part for a key to act so as to rotate the lock cylinder 1 to unlock.

The lock cylinder cover 3 and the spring 2 are slidably sleeved on the rod body 7 in the up-down direction, the upper end of the spring 2 abuts against the lower end of the lock cylinder cover 3, and the lower end of the spring 2 abuts against the upper end of the lock cylinder body 6.

The lock core 1 is rotationally positioned in the lock shell 5 in the horizontal direction, the lower end of the lock core 1 extends out of the lock shell 5, and the bolt 4 is fixedly arranged at the lower end of the lock core 1 and is arranged horizontally; when the lock core 1 rotates, the lock tongue 4 is driven to rotate, and then the rotary lock is unlocked and locked.

Preferably, the circumferential surface of the lock cylinder body 6 is symmetrically provided with a pair of elongated slots 8 along the horizontal direction, and further comprises a pin shaft 9, the pin shaft 9 is horizontally inserted into the lock cylinder body 6 of the lock cylinder 1, and two ends of the pin shaft 9 respectively extend out of the two elongated slots 8 and are positioned in the lock case 5, so that the lock cylinder 1 is rotatably positioned in the lock case 5 in the horizontal direction.

The elastic buckle is elastically positioned in the lock shell 5 along the horizontal direction and keeps the trend of extending outwards; the outer side surface of the elastic buckle is provided with a downward contracted inclined surface 10 which is used as a guide surface when the rotary lock is installed and positioned. Borrow this design, can realize the quick installation of gyration lock, and can pass through after the installation is accomplished the elasticity buckle is stably positioned in the installation department (like in the cabinet door).

Preferably, the elastic buckles are provided with a pair, and the extending directions of the two elastic buckles in the horizontal direction are opposite. Specifically, the elastic buckle may include a slider 11 and a slider spring 12, an outer end of the slider spring 12 abuts against an inner end of the slider 11, and an inner end of the slider spring 12 abuts against the lock case 5, so as to form a tendency that the slider 11 is kept extending outward by the slider spring 12; the inclined plane 10 is arranged on the outer side surface of the sliding block 11.

Preferably, a convex edge 13 is arranged on the side of the lock cylinder cover 3, and the convex edge 13 is arranged corresponding to an abutting part in the lock shell 5; under the locking state of gyration lock, chimb 13 with support to the portion and in the setting of upper and lower direction dislocation, support promptly and do not interfere chimb 13 by the portion, can not influence the cylinder lid 3 displacement downwards. Under the unblock state of gyration lock, the chimb 13 support lean on locate with the downside of support portion constitutes lock core cover 3 can't rely on the tension of spring 2 to reset to the position of locking state. Borrow this design, press lock core lid 3 with the key during unblock and rotate lock core 90 anticlockwise again, drive lock core 1 and drive spring bolt 4 to the open position, pull out lock core lid 3 behind the key this moment and can not pop out the reset, can remind the user to turn round the lock and not lock.

Preferably, the lock cylinder cover 3 is provided with a bayonet 14 at a side thereof, and the bayonet 14 is aligned with a boss 15 in the lock case 5. In the locking state of the rotary lock, the salient points 15 are embedded into the bayonets 14 to form the lock cylinder cover 3 limited in the circumferential direction, and at the moment, the lock cylinder cover 3 cannot horizontally rotate; in the unlocking state of the rotary lock, the salient points 15 are separated from the bayonets 14 to unlock the lock cylinder cover 3 in the circumferential direction, and at the moment, the lock cylinder cover 3 can horizontally rotate. The design can avoid misoperation to unlock the safety rotary lock, and ensures the reliability and stability of the locking state.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a safe gyration lock with fast-assembling function which characterized in that:

the lock comprises a lock cylinder, a spring, a lock cylinder cover, a lock tongue, a lock shell and an elastic buckle;

2. The safety swing lock with quick assembly function as claimed in claim 1, wherein: the lock core comprises a lock core body and a pin shaft, wherein the lock core body is provided with a pair of elongated slots symmetrically along the horizontal direction on the circumferential surface, the pin shaft horizontally penetrates through the lock core, and two ends of the pin shaft respectively extend out of the two elongated slots and are positioned in the lock shell.

3. The safety swing lock with quick assembly function as claimed in claim 1, wherein: a convex edge is arranged on the side part of the lock cylinder cover and corresponds to an abutting part in the lock shell; in the locking state of the rotary lock, the convex edge and the abutting part are arranged in a staggered manner in the vertical direction; under the unblock state of gyration lock, the chimb support lean on locate with the downside that supports to lean on the portion constitutes the lock core lid can't rely on the tension of spring resets to the position of locking state.

4. The safety swing lock with quick assembly function as claimed in claim 1, wherein: a bayonet is arranged on the side part of the lock cylinder cover, and the bayonet is aligned with a convex point in the lock shell;

5. The safety swing lock with quick assembly function as claimed in claim 1, wherein: the elastic buckles are provided with a pair of elastic buckles, and the extending directions of the two elastic buckles in the horizontal direction are opposite.

6. A safety twist lock with quick assembly function according to claim 1 or 5, characterized in that: the elastic buckle comprises a sliding block and a sliding block spring, the outer end of the sliding block spring abuts against the inner end of the sliding block, the inner end of the sliding block spring abuts against the lock shell, and the sliding block is kept to extend outwards through the sliding block spring;

the inclined plane is arranged on the outer side surface of the sliding block.