CN212583462U

CN212583462U - Seamless stable padlock

Info

Publication number: CN212583462U
Application number: CN202020472439.5U
Authority: CN
Inventors: 赖秀兴; 郭镜辉
Original assignee: Yifeng Manufacturing Co Ltd
Current assignee: Yifeng Manufacturing Co Ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2021-02-23
Anticipated expiration: 2030-04-02

Abstract

The utility model provides a seamless stable padlock, which comprises a lock hook and a lock shell which are movably connected, wherein the bottom of the lock shell is provided with an assembly opening, and the assembly opening is fixedly connected with a bottom cover plate; be equipped with the lock core in the lock shell, the screens is connected with discoid separation and reunion piece on the lock core, the top off-centre of separation and reunion piece is fixed with the promotion lug, separation and reunion piece top is equipped with the screens locking piece, the bottom of screens locking piece is equipped with the promotion recess, promote lug swing joint in promoting the recess, the one end of screens locking piece is connected with the lock shell through locking the spring, the one end that the spring was kept away from to lock the latch hook is equipped with the screens locked groove, the other end bottom of latch hook is passed through unblock spring and is connected with the bottom cover board, it is perpendicular. The utility model discloses a set up the padlock shell and have open-ended lock shell and bottom plate structure for the bottom, can effectively hide the crack on padlock surface, and the difficulty is disassembled to the other people, has good pick-proof theftproof performance, and overall structure is stable firm.

Description

Seamless stable padlock

Technical Field

The utility model relates to a padlock specifically discloses a seamless firm type padlock.

Background

The padlock is a common lockset, a lock body of the padlock is provided with a metal stem, namely a lock beam, which can be buckled into a ring shape or a straight shape, and the padlock is directly buckled with the lock body through the lock beam to form a closed lockset.

Annular lock beam also is called the latch hook, and lock shell among the prior art all is half two half shell structures that divide into the size closely, installs parts such as lock core in the shell after, closes two half shells, at last through structures such as screw with two half shell fixed connection, has obvious crack between two half shells, is prized easily, and the theftproof performance is low, and overall structure is unstable.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a seamless stable padlock with good anti-prying and anti-theft performance and stable and firm overall structure in view of the problems in the prior art.

In order to solve the prior art problem, the utility model discloses a seamless stable padlock, which comprises a lock hook and a lock shell which are movably connected, wherein the bottom of the lock shell is provided with an assembly opening, and a bottom cover plate is fixedly connected with the assembly opening;

be equipped with the lock core in the lock shell, the screens is connected with discoid separation and reunion piece on the lock core, the top off-centre of separation and reunion piece is fixed with the promotion lug, separation and reunion piece top is equipped with the screens locking piece, the bottom of screens locking piece is equipped with the promotion recess, promote lug swing joint in promoting the recess, the one end of screens locking piece is connected with the lock shell through locking the spring, the one end that the spring was kept away from to lock the latch hook is equipped with the screens locked groove, the other end bottom of latch hook is passed through unblock spring and is connected with the bottom cover board, it is perpendicular.

Further, the bottom cover plate is enclosed in the assembly opening.

Furthermore, a lifting upright post is fixed below one end, far away from the clamping lock groove, of the lock hook, a spring limiting piece is fixed outside the lifting upright post, and the spring limiting piece is located above the unlocking spring.

Furthermore, a first positioning column is fixed on the bottom cover plate and is positioned in the lock shell.

Furthermore, a limiting groove is formed in the first positioning column, and the unlocking spring is located in the limiting groove.

Furthermore, a second positioning column is fixed on the bottom cover plate and is positioned in the lock shell.

Furthermore, the pushing lug is of a cylindrical structure.

Furthermore, one end of the clamping lock block, which is far away from the locking spring, is provided with a guide inclined plane, and the guide inclined plane is positioned at the top of the clamping lock block.

Furthermore, the lifting upright post is sleeved with a check ring piece, the check ring piece is connected in the lock shell in a clamping manner, and the check ring piece is positioned above the spring limiting piece.

The utility model has the advantages that: the utility model discloses a seamless firm type padlock has open-ended lock shell and bottom plate structure for the bottom through setting up the padlock shell, after installing the part in the lock shell, covers the bottom cover board and plugs up the opening of lock shell, can effectively hide the crack on padlock surface, and the outward appearance is clean and tidy smooth-going, and the difficulty is disassembled to the other people, has good pick-proof theftproof performance, and overall structure is succinct, and stable firm.

Drawings

Fig. 1 is a schematic side view of the present invention.

Fig. 2 is a schematic cross-sectional view along a-a' in fig. 1.

Fig. 3 is a schematic view of the exploded structure of the present invention.

Fig. 4 is an exploded view of another view angle of the present invention.

The reference signs are: the lock comprises a lock hook 10, a clamping lock groove 11, a lifting upright post 12, a spring limiting sheet 13, a lock shell 20, an assembly opening 21, a bottom cover plate 30, a first positioning column 31, a second positioning column 32, a limiting groove 311, a lock core 40, a clutch block 41, a pushing convex block 411, a clamping lock block 42, a pushing groove 421, a guide inclined plane 422, a locking spring 43, an unlocking spring 44 and a retainer sheet 45.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

Refer to fig. 1 to 4.

The embodiment of the utility model discloses a seamless steady padlock, which comprises a lock hook 10 and a lock shell 20 which are movably connected, wherein the bottom of the lock shell 20 is provided with an assembly opening 21, and the assembly opening 21 is fixedly connected with a bottom cover plate 30 through glue;

a lock core 40 is arranged in the lock shell 20, the lock core 40 is rotatably connected in the lock shell 20, a disc-shaped clutch block 41 is connected to the lock core 40 in a clamping manner, a pushing convex block 411 is eccentrically fixed at the top of the clutch block 41, namely, the pushing convex block 411 is positioned outside the circle center of the clutch block 41, a clamping lock block 42 is arranged above the clutch block 41, the clamping lock block 42 is slidably connected in the lock shell 20, a pushing groove 421 is arranged at the bottom of the clamping lock block 42, the pushing convex block 411 is movably connected in the pushing groove 421, the clamping lock block 42 can be driven by the inner wall of the pushing groove 421 to move along the telescopic direction of the locking spring 43 when the pushing convex block 411 rotates along with the clutch block 41, one end of the clamping lock block 42 is connected with the lock shell 20 through the locking spring 43 which is transversely arranged, a clamping lock groove 11 is arranged at one end of the lock hook 10 far away from the locking spring 43, the clamping lock groove 11 is matched with the clamping lock block 42, the clamping lock block 42 can, the clamping lock block 42 leaves the clamping lock groove 11 to unlock and give way for the lock hook 10, the bottom of the other end of the lock hook 10 is connected with the bottom cover plate 30 through the longitudinally arranged unlocking spring 44, the locking spring 43 is perpendicular to the unlocking spring 44, and the inside of the lock shell 20 is provided with an installation limiting structure matched with each part.

The unlocking spring 44 is parallel to the z-axis, the locking hook 10 and the bottom cover plate 30 are respectively positioned at two ends of the lock case 20 in the z-direction, the clutch piece 41 rotates around the z-axis, and the locking spring 43 is perpendicular to the z-axis. When locking, the blocking lock block 42 is inserted into the blocking lock groove 11 under the pushing of the locking spring 43, so as to limit the position of the lock hook 10 relative to the lock shell 20, and at this time, the blocking lock groove 11 is located at one end of the blocking lock block 42 away from the locking spring 43; the lock core 40 is unlocked by a key, the clutch block 41 rotates around the z-axis, the push projection 411 drives the clamping lock block 42 to compress the locking spring 43, the clamping lock block 42 leaves the clamping lock groove 11, and the locking spring 10 is limited by contact, so that unlocking is realized.

In this embodiment, the bottom plate 30 surrounds in the assembly opening 21, and the lateral wall of bottom plate 30 surrounds bottom plate 30 promptly, can effectively improve the integrality of the whole shell of padlock, more is close seamless outward appearance effect under normal visual effect, and overall structure's an organic whole nature is strong, and the sound construction is stable not fragile, and the shell structure pick-proof ability that lock shell 20 cooperation bottom plate 30 formed is strong, and the security is high.

In this embodiment, a cylindrical lifting column 12 is fixed below one end of the locking hook 10 far away from the locking slot 11, a flat cylindrical spring limiting piece 13 is fixed outside the lifting column 12, the spring limiting piece 13 is located above the unlocking spring 44, the locking hook 10 is indirectly connected with the unlocking spring 44 through the lifting column 12 and the spring limiting piece 13, the diameter of the lifting column 12 is smaller than the cylinder diameter of the locking hook 10, the unlocking spring 44 is sleeved outside the bottom of the lifting column 12, the diameter of the spring limiting piece 13 is larger than that of the lifting column 12, the spring limiting piece 13 and the bottom cover plate 30 limit the position of the unlocking spring 44, and the lifting action of the unlocking spring 44 is stable and reliable.

Based on above-mentioned embodiment, the lift stand 12 overcoat is equipped with retaining ring piece 45, and retaining ring piece 45 screens is connected in lock shell 20, and retaining ring piece 45 is located the top of the spacing piece 13 of spring, can effectively restrict the position of latch hook 10 through retaining ring piece 45, avoids the latch hook to break away from lock shell 20.

In this embodiment, be fixed with first reference column 31 on the bottom plate 30, first reference column 31 is located the lock shell 20, and it is spacing through the internal connection of first reference column 31 and lock shell 20, can effectively improve the stability of connection structure between bottom plate 30 and the lock shell 20.

Based on the above embodiment, the first positioning column 31 is provided with the limiting groove 311, the unlocking spring 44 is located in the limiting groove 311, the position of the unlocking spring 44 can be effectively limited through the limiting groove 311, and the unlocking spring 44 is ensured not to deflect when being stretched.

In this embodiment, the bottom cover plate 30 is further fixed with a second positioning post 32, the second positioning post 32 is located in the lock housing 20, and the second positioning post 32 cooperates with the first positioning post 31 to further improve the stability of the connection structure between the bottom cover plate 30 and the lock housing 20.

In this embodiment, the pushing protrusion 411 is a cylindrical structure, which can effectively improve the smoothness of the movement of the pushing protrusion 411 and prevent the pushing protrusion 411 from being blocked by the sliding motion of the positioning lock block 42 driven by the pushing groove 421.

In this embodiment, one end of the locking block 42, which is far away from the locking spring 43, is provided with a guiding inclined plane 422, the guiding inclined plane 422 is located at the top of the locking block 42, and the locking can be performed conveniently through the guiding inclined plane 422, after the pushing protrusion 411 releases the limitation on the locking block 42, the locking spring 43 is extended again, the locking block 42 is far away from the locking spring 43 and moves, the locking hook 10 is pressed down to contact the guiding inclined plane 422, the guiding inclined plane 422 decomposes a part of the downward pressure from the locking hook 10 into a transverse acting force, the locking block 42 moves close to the locking spring 43 to give way for the locking hook 10, until the locking spring 43 is extended again after the locking groove 11 aligns with the locking block 42, the locking block 42 is inserted into the locking groove 11 to realize locking, and the locking operation is convenient.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A seamless stable padlock comprises a shackle (10) and a lock shell (20) which are movably connected, and is characterized in that an assembly opening (21) is formed in the bottom of the lock shell (20), and a bottom cover plate (30) is fixedly connected to the assembly opening (21);

be equipped with lock core (40) in lock shell (20), the screens is connected with discoid clutch block (41) on lock core (40), the top off-centre of clutch block (41) is fixed with promotes lug (411), clutch block (41) top is equipped with screens locking piece (42), the bottom of screens locking piece (42) is equipped with promotes recess (421), promote lug (411) swing joint in promote in recess (421), the one end of screens locking piece (42) pass through locking spring (43) with lock shell (20) are connected, latch hook (10) are kept away from the one end of locking spring (43) is equipped with screens locking groove (11), the other end bottom of latch hook (10) through unblock spring (44) with bottom deck (30) are connected, locking spring (43) with unblock spring (44) are perpendicular.

2. A seamless, robust padlock according to claim 1, characterized in that the bottom cover plate (30) is enclosed inside the assembly opening (21).

3. A seamless, robust padlock according to claim 1, characterized in that a lifting column (12) is fixed under the end of the shackle (10) remote from the locking slot (11), a spring stop (13) is fixed outside the lifting column (12), and the spring stop (13) is located above the unlocking spring (44).

4. A seamless, robust padlock according to claim 1, characterized in that a first positioning post (31) is fixed to the bottom cover (30), the first positioning post (31) being located in the lock housing (20).

5. A seamless, robust padlock according to claim 4, characterized in that a limiting groove (311) is provided in the first positioning column (31), the unlocking spring (44) being located in the limiting groove (311).

6. A seamless, robust padlock according to claim 4 or 5, characterized in that a second positioning post (32) is fixed to the bottom cover plate (30), the second positioning post (32) being located in the lock housing (20).

7. A seamless, robust padlock according to claim 1, characterized in that the pushing cam (411) is of cylindrical configuration.

8. A seamless, robust padlock according to claim 1 or 7, characterized in that the end of the blocking block (42) remote from the locking spring (43) is provided with a guiding ramp (422), the guiding ramp (422) being located at the top of the blocking block (42).

9. A seamless, robust padlock according to claim 3, characterized in that the lifting column (12) is externally provided with a retaining tab (45), the retaining tab (45) being snap-connected into the lock housing (20), the retaining tab (45) being located above the spring retainer tab (13).