CN217681086U

CN217681086U - Hidden lock cylinder cover mechanism

Info

Publication number: CN217681086U
Application number: CN202221348953.3U
Authority: CN
Inventors: 李世富; 翁斌
Original assignee: Zhejiang Chaohu Intelligent Technology Co ltd
Current assignee: Zhejiang Chaohu Intelligent Technology Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-28
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a hidden lock core lid mechanism, include: the panel is provided with a lock cylinder hole and a through hole, and a limiting piece is elastically connected in the through hole; the handle is provided with a mounting hole corresponding to the through hole, and a key is arranged in the mounting hole; the part of the limiting piece extends out of the through hole and then enters the mounting hole to abut against the key, and the handle shields the lock cylinder hole; when external force is applied to the key, the limiting piece is pushed to move to be separated from the mounting hole, and the handle can rotate relative to the panel to expose the lock cylinder hole. When the electronic lock needs mechanical unlocking, the locking of the handle and the panel can be released by applying external force to the key, so that the handle rotates relative to the panel, thereby exposing the originally shielded lock cylinder hole to the outside, avoiding the long-term exposure of the lock cylinder hole to the outside and forming a protective action on the lock cylinder hole; the locking is stable and the unlocking is convenient; the relative rotation angle of the handle and the panel can be controlled.

Description

Hidden lock cylinder cover mechanism

Technical Field

The utility model belongs to the electronic lock field especially relates to a hidden lock core lid mechanism.

Background

In order to deal with special situations such as power failure, a mechanical lock hole is usually arranged on an electronic lock, but the mechanical lock hole is exposed outside to affect the appearance, foreign matters easily enter the lock hole to cause blockage, and the use experience of a user is affected.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a handle can rotate relative to a panel to shield or expose a lock cylinder hole of a hidden lock cylinder cover mechanism.

The utility model provides a technical scheme that its technical problem adopted is: a concealed cylinder cover mechanism comprising:

the panel is provided with a lock cylinder hole and a through hole, and a limiting piece is elastically connected in the through hole;

the handle is provided with a mounting hole corresponding to the through hole, and a key is arranged in the mounting hole;

after extending out of the through hole, the part of the limiting piece enters the mounting hole and abuts against the key, and the handle covers the lock cylinder hole;

when external force is applied to the key, the limiting piece is pushed to move to be separated from the mounting hole, and the handle can rotate relative to the panel to expose the lock cylinder hole.

The utility model discloses well handle can rotate opposite face board to under ordinary condition, thus under the ordinary condition, the lock core hole is sheltered from by the handle, when needing mechanical unlocking, can relieve the locking of handle and panel through applying external force to the button, make the handle rotate opposite face board, thereby expose the lock core hole in the external world, avoid the lock core hole to expose in the external world for a long time and cause foreign matter to get into etc. form the guard action to the lock core hole; the locking of handle and panel is realized through the cooperation of mounting hole, button, perforation and locating part, and simple structure locks firmly, and the unblock is convenient.

Furthermore, the perforated terminal surface forms the stop part, the locating part includes first section body and second section body, and the external diameter of first section body is greater than the external diameter of second section body, first section body can offset with the stop part to prevent the locating part from breaking away from the perforation. The matching structure of the through hole and the limiting part is simple and effective, the blocking part prevents the limiting part from being separated from the through hole, and the abutting position is provided for the elastic part.

Furthermore, the second section body is sleeved with an elastic piece, one end of the elastic piece is abutted against the blocking part, and the other end of the elastic piece is abutted against the end face of the first section body. The elastic piece is arranged to facilitate the automatic resetting of the limiting piece after the limiting piece is extruded and pressed by the key.

Furthermore, a step blocking part is formed on the end face of the mounting hole, part of the key is clamped in the step blocking part, and part of the key penetrates out of the mounting hole; the mounting hole and the through hole are concentrically and coaxially arranged. The assembly structure of mounting hole is simple, and the concentric coaxial setting of mounting hole and perforation is convenient for process and assembly, and the effort between button and the locating part is more balanced.

Furthermore, the handle includes preceding handle, the handle base, and is located the linkage segment between preceding handle and the handle base, the position of mounting hole is located the linkage segment top, the lock core hole is located the top of mounting hole. The position setting of mounting hole is in the top of linkage segment, and the lock core hole is located the top of mounting hole to during the user operation, can conveniently press the button and rotate the handle according to the position quick judgement button position of linkage segment.

Furthermore, the handle comprises a limiting structure which is used for limiting the rotation angle of the handle relative to the panel.

Furthermore, limit structure includes that the outer lane forms the rotation piece of breach portion, reaches fender portion, rotate the piece and rotate along with the handle, its breach portion both ends face can offset with fender portion respectively to the turned angle of restriction handle.

Further, the rotation angle of the handle is 30-50 degrees. At the moment, the lock cylinder hole can be fully exposed, the phenomenon that the handle rotating angle is too large is avoided, and the situation that the limiting part is not shielded by the handle base and is separated from the through hole under the action of the restoring force of the elastic part is avoided.

Further, the axial length of the limiting piece entering the mounting hole part is S1, the depth of the mounting hole is S2, and S1/S2 is more than or equal to 1/2. Guarantee the firm connection between handle and the panel, make things convenient for the unblock operation simultaneously.

Furthermore, the panel forms a thickened section corresponding to the position of the through hole. The length of increase locating part guarantees that the locking between handle and the panel is firm effective, improves the firmness of perforation position simultaneously.

The utility model has the advantages that: when mechanical unlocking is needed, the locking of the handle and the panel can be released by applying external force to the keys, so that the handle rotates relative to the panel, the original shielded lock cylinder hole is exposed to the outside, the long-term exposure of the lock cylinder hole to the outside is avoided, and a protection effect is formed on the lock cylinder hole; the locking of the handle and the panel is realized through the matching of the mounting hole, the key, the through hole and the limiting piece, the structure is simple, the locking is stable, and the unlocking is convenient; the relative rotation angle of the handle and the panel can be controlled.

Drawings

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

Fig. 2 is a front view of the present invention.

Fig. 3 is a cross-sectional view of the present invention.

Fig. 4 is an enlarged view of a structure in fig. 3.

Fig. 5 is a schematic view of the internal structure of the panel of the present invention.

Fig. 6 is an enlarged view of the structure at B in fig. 5.

Detailed Description

In order to make the technical solution of the present invention better understood, the following figures in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

As shown in fig. 1-6, a hidden lock cylinder cover mechanism includes a panel 1 having a lock cylinder hole 11 and a through hole 12, and a handle 3, wherein a position-limiting member 2 is elastically connected in the through hole 12 of the panel 1, a mounting hole 31 is provided at a position of the handle 3 corresponding to the through hole 12, and a key 32 is transversely installed in the mounting hole 31.

After the part of the limiting part 2 extends out of the through hole 12, the part enters the mounting hole 31 and abuts against the end face of the key 32, so that the key 32 is pushed towards the outer side of the mounting hole 31, at the moment, the limiting part 2 and the mounting hole 31 form positioning fit, namely, the handle 3 cannot rotate relative to the panel 1, and the lock cylinder hole 11 for mechanical unlocking is just shielded by the post.

When an external force is applied to the key 32, the key 32 is pushed to move towards the inner side of the mounting hole 31, and then the limiting member 2 is pushed to move towards a direction away from the mounting hole 31 until the limiting member 2 moves laterally to be separated from the mounting hole 31, at this time, the limiting member 2 releases the lock on the handle 3, and the handle 3 can rotate relative to the panel 1, as shown in fig. 2, the handle 3 can rotate clockwise or counterclockwise, so as to expose the lock cylinder hole 11.

Specifically, as shown in fig. 3 and 4, a blocking portion 121 is formed on an end surface of the through hole 12 away from the handle 3; the limiting member 2 includes a first segment 21 and a second segment 22 integrally connected in an axial direction, the outer diameter of the first segment 21 is larger than the outer diameter of the second segment 22, the first segment 21 is close to the key 32, the second segment 22 can penetrate through the position of the blocking portion 121, and the first segment 21 abuts against the blocking portion 121, so that the limiting member 2 is prevented from being separated from the through hole 12 in a translation manner.

In order to realize the automatic reset of the limiting member 2, the second segment 22 is externally sleeved with an elastic member 23, one end of the elastic member 23 abuts against the blocking portion 121, and the other end of the elastic member 23 abuts against the end surface of the first segment 21.

A step portion 311 is also formed on the end surface of the mounting hole 31 far from the through hole 12, and a part of the key 32 is engaged in the step portion 311 and a part of the key passes through the mounting hole 31, thereby preventing the key 32 from being separated from the mounting hole 31.

In the present embodiment, the inner diameter of the installation hole 31 is substantially equal to the inner diameter of the through hole 12, and the two are concentrically and coaxially disposed, but in other embodiments, it is only necessary that the key 32 can translate and push the limiting member 2 in the installation hole 31, so that a portion of the limiting member 2 is separated from the installation hole 31 and enters the through hole 12.

In order to ensure the stable connection between the handle 3 and the panel 1 and facilitate the unlocking operation, the axial length of the part of the limiting member 2 entering the mounting hole 31 is S1, the depth of the mounting hole 31 is S2, then S1/S2 is more than or equal to 1/2, as shown in FIG. 4, of course, the length of the key 32 extending out of the mounting hole 31 is also ensured correspondingly.

In order to increase the length of the limiting part 2, ensure the locking between the handle 3 and the panel 1 to be stable and effective, and simultaneously improve the firmness of the position of the through hole 12, a thickened section 13 is formed at the position of the panel 1 corresponding to the through hole 12.

As shown in fig. 1, the handle 3 includes a front handle 33, a handle base 34, and a connecting section 35 located between the front handle 33 and the handle base 34, the connecting section 35 is located at a lower portion of the front handle 33 and the handle base 34, the position of the mounting hole 31 is set above the connecting section 35, and the lock cylinder hole 11 is located above the mounting hole 31, so that when a user operates the lock cylinder, the position of the key 32 can be quickly determined according to the position of the connecting section 35, and the key 32 can be conveniently pressed to rotate the handle 3.

In order to limit the rotation angle of the handle 3 relative to the panel 1, a limiting structure 4 is further provided, specifically, as shown in fig. 5 and 6, the limiting structure 4 includes a rotating member 41 with an outer ring forming a notch portion 42, and a blocking portion 43, the rotating member 41 rotates synchronously with the handle 3, and the position of the blocking portion 43 is relatively fixed, so that in the clockwise or counterclockwise rotating process of the rotating member 41, two end surfaces 421 of the notch portion 42 can respectively abut against the blocking portion 43, so that the rotating member 41 cannot rotate continuously, and the rotation angle of the handle 3 is limited.

In the embodiment, the rotation angle of the handle 3 is 30 to 50 °, preferably 45 °, so that the lock cylinder hole 11 can be fully exposed, and the handle 3 can be prevented from being too large, and the limiting member 2 can be prevented from being separated from the through hole 12 without being shielded by the handle base 34 under the restoring force of the elastic member 23.

The above detailed description is provided for illustrative purposes, and is not intended to limit the present invention, and any modifications and variations of the present invention are within the spirit and scope of the following claims.

Claims

1. A hidden lock cylinder cover mechanism, comprising:

the panel (1) is provided with a lock cylinder hole (11) and a through hole (12), and a limiting piece (2) is elastically connected in the through hole (12);

the handle (3) is provided with a mounting hole (31) corresponding to the position of the through hole (12), and a key (32) is arranged in the mounting hole (31);

after the part of the limiting piece (2) extends out of the through hole (12), the part enters the mounting hole (31) and abuts against the key (32), and the handle (3) shields the lock cylinder hole (11);

when external force is applied to the key (32), the limiting piece (2) is pushed to move to be separated from the mounting hole (31), and the handle (3) can rotate relative to the panel (1) to expose the lock cylinder hole (11).

2. The concealed cylinder cover mechanism according to claim 1, wherein: the end face of the through hole (12) forms a blocking part (121), the limiting part (2) comprises a first section body (21) and a second section body (22), the outer diameter of the first section body (21) is larger than that of the second section body (22), and the first section body (21) can be abutted against the blocking part (121) to prevent the limiting part (2) from being separated from the through hole (12).

3. The concealed cylinder cover mechanism according to claim 2, wherein: the second section body (22) is sleeved with an elastic piece (23), one end of the elastic piece is propped against the blocking part (121), and the other end of the elastic piece is propped against the end face of the first section body (21).

4. The concealed cylinder cover mechanism according to claim 1, wherein: a step blocking part (311) is formed on the end face of the mounting hole (31), part of the key (32) is clamped in the step blocking part (311), and part of the key penetrates out of the mounting hole (31); the mounting hole (31) and the through hole (12) are concentrically and coaxially arranged.

5. The concealed cylinder cover mechanism according to claim 1, wherein: the handle (3) comprises a front handle (33), a handle base (34) and a connecting section (35) located between the front handle (33) and the handle base (34), the position of the mounting hole (31) is located above the connecting section (35), and the lock cylinder hole (11) is located above the mounting hole (31).

6. The concealed cylinder cover mechanism according to claim 1, wherein: the handle is characterized by further comprising a limiting structure (4) used for limiting the rotation angle of the handle (3) relative to the panel (1).

7. The concealed cylinder cover mechanism according to claim 6, wherein: limit structure (4) include that the outer lane forms rotation piece (41) of breach portion (42), and keep off portion (43), rotation piece (41) rotate along with handle (3), and its breach portion (42) both ends face (421) can offset with keeping off portion (43) respectively to the turned angle of restriction handle (3).

8. The concealed cylinder cover mechanism according to claim 6, wherein: the rotation angle of the handle (3) is 30-50 degrees.

9. The concealed cylinder cover mechanism according to claim 1, wherein: the axial length of the part, entering the mounting hole (31), of the limiting piece (2) is S1, the depth of the mounting hole (31) is S2, and S1/S2 is more than or equal to 1/2.

10. The concealed cylinder cover mechanism according to claim 1, wherein: the panel (1) is provided with a thickened section (13) corresponding to the position of the through hole (12).