CN219281461U

CN219281461U - Door lock

Info

Publication number: CN219281461U
Application number: CN202320115492.3U
Authority: CN
Inventors: 陈龙
Original assignee: Hangzhou Ezviz Software Co Ltd
Current assignee: Hangzhou Ezviz Software Co Ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-06-30
Anticipated expiration: 2033-01-13

Abstract

The utility model discloses a door lock, which comprises a door lock main body, a handle connecting rod and a blocking component, wherein a connecting rod channel is arranged in the door lock main body, one end of the handle connecting rod extends into the connecting rod channel from a first port of the connecting rod channel, the other end of the handle connecting rod is connected with the handle, the blocking component is arranged on the door lock main body and is in blocking fit with a second port of the connecting rod channel, and the first port of the connecting rod channel is opposite to the second port of the connecting rod channel. The scheme can solve the problem that the door lock related to the related technology still has poor security performance.

Description

Door lock

Technical Field

The utility model relates to the technical field of security equipment, in particular to a door lock.

Background

Along with the gradual strengthening of user security consciousness, the security performance of the door lock is better and better. The handle of the door lock according to the related art is usually disposed in a room, and when unlocking is performed by the handle, the handle is usually used to drive the handle link to rotate so as to unlock. However, when the door lock is broken from the side facing away from the handle, the door lock is unlocked by turning the handle link through the tool to control the side of the handle link opposite the handle. It is obvious that the door lock related to the related art has a place with insufficient security performance.

Disclosure of Invention

The utility model discloses a door lock, which aims to solve the problem that the door lock related to the related technology still has poor security performance.

In order to solve the technical problems, the utility model is realized as follows:

the application discloses lock, including lock main part, handle connecting rod and shutoff subassembly, wherein, the inside of lock main part has the connecting rod passageway, the one end of handle connecting rod is followed the first port of connecting rod passageway stretches into in the connecting rod passageway, the other end of handle connecting rod with the handle is connected, the shutoff subassembly is located lock main part, and with the second port shutoff cooperation of connecting rod passageway, the first port of connecting rod passageway with the second port of connecting rod passageway is dorsad.

The technical scheme adopted by the utility model can achieve the following technical effects:

according to the door lock disclosed by the embodiment of the application, one end of the handle connecting rod extends into the connecting rod channel from the first port of the connecting rod channel, and the other end of the handle connecting rod is connected with the handle, so that the handle connecting rod can be driven to rotate by manually rotating the handle, and unlocking of the door lock can be realized; through setting up the shutoff subassembly for the shutoff subassembly can be with the second port shutoff cooperation of connecting rod passageway, thereby make after the one side of deviating from the handle of lock is destroyed, the shutoff subassembly still can be with handle connecting rod shutoff in connecting rod passageway, can avoid the one end of keeping away from the handle of manual rotation handle connecting rod and make the lock unblock, thereby can improve the security performance of lock, can solve the lock among the correlation technique effectively and have the relatively poor problem of security performance.

Drawings

FIG. 1 is a schematic view of a door lock according to an embodiment of the present utility model mounted on a door panel;

FIG. 2 is an exploded view of a door lock according to an embodiment of the present utility model mounted on a door panel;

FIG. 3 is a schematic view of a portion of a door lock according to an embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of FIG. 3A;

FIG. 5 is another partial schematic diagram of an embodiment of the present disclosure;

FIG. 6 is a schematic view of a spacing connector;

FIG. 7 is a schematic view of the first closure in a first view;

FIG. 8 is a schematic view of the first closure in a second view;

FIG. 9 is a schematic view of a second closure in a first view;

FIG. 10 is a schematic view of a second closure in a second view;

FIG. 11 is a partial schematic view of a door lock body;

FIG. 12 is a schematic view of a door lock body mounted to a door panel;

fig. 13 is an overall schematic view of the door lock main body.

Reference numerals illustrate:

100-door lock main body, 110-connecting rod channel, 120-limit protrusion, 121-avoiding channel,

200-handle,

300-handle link,

400-plugging assembly, 410-plugging piece, 411-threaded hole, 412-extending part, 413-extending part, 420-limit connecting piece, 421-connecting rod, 422-limit cap,

610-first housing, 620-second housing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The technical scheme disclosed by each embodiment of the utility model is described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 13, an embodiment of the present utility model discloses a door lock, which includes a door lock body 100, a handle 200, a handle link 300, and a blocking assembly 400. The door lock body 100 is a base for connecting various parts of the door lock, the door lock body 100 is internally provided with a connecting rod channel 110, one end of a handle connecting rod 300 extends into the connecting rod channel 110 from a first port of the connecting rod channel 110, and the other end of the handle connecting rod 300 is connected with the handle 200. The handle 200 is a member for unlocking, and rotating the handle 200 may drive the handle link 300 to rotate, thereby unlocking the door lock. The handle link 300 may be a square bar or square steel, etc.

The plugging assembly 400 is disposed on the door lock body 100 and is plugged and matched with the second port of the connecting rod channel 110, and the first port of the connecting rod channel 110 is opposite to the second port of the connecting rod channel 110.

According to the door lock disclosed by the embodiment of the application, one end of the handle connecting rod 300 extends into the connecting rod channel 110 from the first port of the connecting rod channel 110, and the other end of the handle connecting rod 300 is connected with the handle 200, so that the handle connecting rod 300 can be driven to rotate by manually rotating the handle 200, and unlocking of the door lock can be realized; through setting up shutoff subassembly 400 for shutoff subassembly 400 can be with the second port shutoff cooperation of connecting rod passageway 110, thereby make after the one side of deviating from handle 200 of lock is destroyed, the shutoff subassembly 400 still can block handle connecting rod 300 in connecting rod passageway 110, can avoid the one end of keeping away from handle 200 of manual rotation handle connecting rod 300 and make the lock unblock, thereby can improve the security protection performance of lock, can solve the lock among the correlation technique effectively and have the relatively poor problem of security protection performance.

The door lock may further include a first housing 610 and a second housing 620, and the first housing 610 and the second housing 620 may be mounted to opposite sides of the door panel.

The blocking assembly 400 may be a blocking tab bonded to the second port of the linkage path 110, however, to provide a better fit of the blocking assembly 400 to the second port of the linkage path 110, the blocking assembly 400 may optionally include a blocking member 410 and a limiting connector 420, the limiting connector 420 may be disposed within the linkage path 110, and the blocking member 410 may be connected to the limiting connector 420 such that the blocking member 410 may be in blocking engagement with the second port of the linkage path 110. The limiting connecting piece 420 may be clamped in the connecting rod channel 110, for example, a groove may be formed in the connecting rod channel 110, the limiting connecting piece 420 may be in limiting fit with the groove, and of course, the limiting connecting piece 420 may also be disposed in the connecting rod channel 110 by means of bonding, welding, etc., where the setting manner of the limiting connecting piece 420 is not limited.

The door lock disclosed in the embodiment of the application is characterized in that the plugging assembly 400 is arranged to comprise the plugging piece 410 and the limiting connecting piece 420, so that the limiting connecting piece 420 can be arranged in the connecting rod channel 110, the plugging piece 410 can be connected with the limiting connecting piece 420, the plugging piece 410 is matched with the second port of the connecting rod channel 110 in a plugging manner, the joint of the plugging piece 410 and the limiting connecting piece 420 is positioned in the connecting rod channel 110, and the joint of the plugging piece 410 and the limiting connecting piece 420 can be prevented from being leaked outwards to be damaged, so that the security performance of the door lock can be improved.

Further, the door lock main body 100 may include a limiting protrusion 120, where the limiting protrusion 120 may be disposed on an inner wall of the connecting rod channel 110 and enclose an avoidance channel 121 that communicates with the connecting rod channel 110. The limiting connector 420 may include a connecting rod 421 and a limiting cap 422, one end of the connecting rod 421 may be connected with the limiting cap 422, the other end of the connecting rod 421 may pass through the avoidance channel 121 to be connected with the blocking piece 410, and the limiting cap 422 may be in limiting contact with the limiting protrusion 120, so that the blocking piece 410 is in blocking fit with the second port of the connecting rod channel 110.

It should be noted that, when the limiting connector 420 is connected to the blocking member 410, the other end of the connecting rod 421 passes through the avoiding channel 121 to be connected to the blocking member 410, and at this time, under the combined action of the limiting cooperation of the limiting cap 422 and the limiting protrusion 120 and the blocking cooperation of the blocking member 410 and the second port of the connecting rod channel 110, the limiting cap 422, the connecting rod 421 and the blocking member 410 can be limited to move in the central axis direction of the connecting rod channel 110.

The door lock disclosed in the embodiment of the application sets up spacing protruding 120 through the inner wall at connecting rod passageway 110 for spacing protruding 120 encloses into dodge passageway 121 with connecting rod passageway 110 intercommunication, thereby make the other end of connecting rod 421 can pass dodge passageway 121 and be connected with shutoff piece 410, spacing cap 422 can with spacing protruding 120 spacing contact, so that shutoff piece 410 and the second port shutoff cooperation of connecting rod passageway 110, thereby can restrict spacing cap 422, connecting rod 421 and shutoff piece 410 and remove in the central axis direction of connecting rod passageway 110, thereby can improve shutoff complex stability of shutoff piece 410 and the second port of connecting rod passageway 110, moreover, after shutoff piece 410 is destroyed, spacing connecting piece 420 and spacing protruding 120 still can block up the one end of stretching into connecting rod passageway 110 of handle connecting rod 300, thereby make the mountability of door lock further improve.

In order to facilitate the disassembly and assembly of the door lock, optionally, the plugging member 410 may be provided with a threaded hole 411, the connecting rod 421 may be provided with an external thread, and the connecting rod 421 may be connected with the plugging member 410 through the threaded fit of the external thread and the threaded hole 411.

The lock disclosed in the embodiment of the application is provided with the threaded hole 411 on the plugging piece 410, and the connecting rod 421 is provided with the external thread, so that the connecting rod 421 can be connected with the plugging piece 410 through the threaded fit of the external thread and the threaded hole 411, the connecting rod 421 and the plugging piece 410 are more stable, and the connecting rod 421 and the plugging piece 410 are convenient to detach and install.

In an alternative embodiment, the blocking member 410 may include an insertion portion 412, the insertion portion 412 may be inserted into the connecting rod channel 110 from the second port of the connecting rod channel 110 and connected to the other end of the connecting rod 421, and the insertion portion 412 may be blocked and engaged with the second port of the connecting rod channel 110.

The door lock disclosed in this embodiment of the present application is configured to include the plugging piece 410, so that the plugging piece 412 may extend into the connecting rod channel 110 from the second port of the connecting rod channel 110, and the plugging piece 412 may be plugged with the second port of the connecting rod channel 110, so that the plugging piece 412 may be plugged with the second port of the connecting rod channel 110 in the connecting rod channel 110, and thus, an external tool may be blocked from extending into the connecting rod channel 110 to damage the connection and the matching of the plugging piece 110 and the connecting rod 421, thereby further improving the security performance of the door lock.

Alternatively, the protrusion 412 may be a prism structure, and at least a portion of the cross section of the connecting rod channel 110 extending from the second port of the connecting rod channel 110 to the first port of the connecting rod channel 110 may be a polygon, and the cross section of the prism structure may be shaped to fit the shape of the polygon. The door lock disclosed in the embodiment of the application is characterized in that the extending portion 412 is set to be a prismatic structure, at least part of the cross section of the connecting rod channel 110 is polygonal, and the shape of the cross section of the prismatic structure is matched with the shape of the polygonal, so that the extending portion 412 can limit the extending portion 412 to rotate relative to the connecting rod channel 110 when extending into the connecting rod channel 110, and the connecting of the extending portion 412 is more stable.

In another embodiment, the protruding portion 412 may be a cylindrical structural member, the protruding portion 412 may be in clearance fit with the connecting rod channel 110, and the protruding portion 412 and the connecting rod 421 may rotate together around the central axis of the protruding portion 412 in the connecting rod channel 110.

The door lock disclosed in the embodiment of the application is configured by setting the extending portion 412 to be a cylindrical structural member, and the extending portion 412 is in clearance fit with the connecting rod channel 110, so that the extending portion 412 and the connecting rod 421 can rotate together around the central axis of the extending portion 412 in the connecting rod channel 110, and when the extending portion 412 is rotated by an external tool, the extending portion 412 and the connecting rod 421 can rotate together, thereby preventing the extending portion 412 from being damaged by drilling.

In an alternative embodiment, the plugging assembly 400 may include an insertion portion 412 and an extension portion 413, wherein a first end of the insertion portion 412 may be connected to the extension portion 413, a second end of the insertion portion 412 may extend into the connecting rod channel 110 from the second port of the connecting rod channel 110, the extension portion 413 may be in limiting contact with a sidewall surrounding the second port of the connecting rod channel 110, and the insertion portion 412 may be in plugging engagement with the second port of the connecting rod channel 110 together with the extension portion 413.

The door lock disclosed in this embodiment of the present application includes the second end of the extending portion 412 extending into the connecting rod channel 110 from the second port of the connecting rod channel 110 by setting the plugging assembly 400 to include the extending portion 412 and the extending portion 413, so that the extending portion 413 is in spacing contact with the side wall of the second port surrounding the connecting rod channel 110, and the extending portion 412 and the extending portion 413 cooperate with the second port plugging of the connecting rod channel 110 together, so that the plugging assembly 400 can better plug the second port of the connecting rod channel 110.

Further, in the case where the plugging assembly 400 is plugged with the second port of the connecting rod channel 110, the extension portion 413 may be attached to the side wall surrounding the second port of the connecting rod channel 110, so that a gap between the extension portion 413 and the side wall surrounding the second port of the connecting rod channel 110 may be avoided, and further, damage to the plugging assembly 400 from the gap between the extension portion 413 and the side wall surrounding the second port of the connecting rod channel 110 may be avoided.

Alternatively, the extension 413 may be a conical structure having a side surface and a bottom surface, the bottom surface may have a middle region and an edge region surrounding the middle region, and the first end of the protrusion 412 may be connected to the middle region. In the case where the plugging assembly 400 is plugged with the second port of the connecting rod channel 110, the edge region may be attached to a sidewall surrounding the second port of the connecting rod channel 110, and the side surface of the conical structure is located on a side of the conical structure facing away from the second port of the connecting rod channel 110 and converges at the vertex of the conical structure.

The door lock disclosed in this embodiment of the present application is configured to set the extension portion 413 to be a conical structure, the bottom surface of the conical structure is configured to have a middle area and an edge area surrounding the middle area, so that the first end of the extension portion 412 may be connected with the middle area, so that the edge area may be attached to a side wall surrounding the second port of the connecting rod channel 110 under the condition that the blocking assembly 400 is in blocking fit with the second port of the connecting rod channel 110, the side surface of the conical structure is located at one side of the conical structure facing away from the second port of the connecting rod channel 110, according to the structural characteristics of the side surface of the conical structure, the side surface of the conical structure may prevent the blocking assembly 400 from being drilled, and may prevent the blocking assembly from being clamped, so as to improve the blocking performance of the blocking assembly 400 to the second port of the connecting rod channel 110.

Alternatively, the closure assembly 400 may be integrally formed with the door lock body 100. By integrating the closure assembly 400 with the door lock body 100, the closure assembly 400 can be more stably connected with the door lock body 100.

The foregoing embodiments of the present utility model mainly describe differences between the embodiments, and as long as there is no contradiction between different optimization features of the embodiments, the embodiments may be combined to form a better embodiment, and in view of brevity of line text, no further description is provided herein.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims

1. The utility model provides a door lock, its characterized in that includes lock main part (100), handle (200), handle connecting rod (300) and shutoff subassembly (400), wherein, the inside of lock main part (100) has connecting rod passageway (110), the one end of handle connecting rod (300) is followed the first port of connecting rod passageway (110) stretches into in connecting rod passageway (110), the other end of handle connecting rod (300) with handle (200) are connected, shutoff subassembly (400) are located lock main part (100) and with the second port shutoff cooperation of connecting rod passageway (110), the first port of connecting rod passageway (110) with the second port of connecting rod passageway (110) is opposite.

2. The door lock of claim 1, wherein the blocking assembly (400) includes a blocking member (410) and a limit connector (420), the limit connector (420) being disposed within the link channel (110), the blocking member (410) being coupled to the limit connector (420) such that the blocking member (410) is in blocking engagement with the second port of the link channel (110).

3. The door lock according to claim 2, wherein the door lock main body (100) comprises a limit protrusion (120), the limit protrusion (120) is arranged on the inner wall of the connecting rod channel (110) and surrounds an avoidance channel (121) communicated with the connecting rod channel (110), the limit connecting piece (420) comprises a connecting rod (421) and a limit cap (422), one end of the connecting rod (421) is connected with the limit cap (422), the other end of the connecting rod (421) can penetrate through the avoidance channel (121) to be connected with the plugging piece (410), and the limit cap (422) is in limit contact with the limit protrusion (120) so that the plugging piece (410) is in plugging fit with the second port of the connecting rod channel (110).

4. A door lock according to claim 3, wherein the blocking piece (410) is provided with a threaded hole (411), the connecting rod (421) is provided with an external thread, and the connecting rod (421) is connected with the blocking piece (410) through the threaded fit of the external thread and the threaded hole (411).

5. A door lock according to claim 3, wherein the blocking piece (410) comprises an extending portion (412), the extending portion (412) extending from the second port of the connecting rod channel (110) into the connecting rod channel (110) and being connected to the other end of the connecting rod (421), the extending portion (412) being in blocking engagement with the second port of the connecting rod channel (110).

6. The door lock according to claim 5, characterized in that the protruding portion (412) is a prismatic structure, and at least a portion of the cross-section of the connecting rod channel (110) extending from the second port of the connecting rod channel (110) to the first port of the connecting rod channel (110) is polygonal, and the shape of the cross-section of the prismatic structure is adapted to the shape of the polygon.

7. The door lock according to claim 5, characterized in that the protruding portion (412) is a cylindrical structural member, the protruding portion (412) is in clearance fit with the link channel (110), and the protruding portion (412) and the connecting rod (421) are rotatable together around a central axis of the protruding portion (412) within the link channel (110).

8. The door lock according to claim 1, wherein the blocking assembly (400) comprises an insertion portion (412) and an extension portion (413), a first end of the insertion portion (412) being connected to the extension portion (413), a second end of the insertion portion (412) protruding into the connecting rod channel (110) from a second port of the connecting rod channel (110), the extension portion (413) being in limiting contact with a side wall enclosing the second port of the connecting rod channel (110), the insertion portion (412) and the extension portion (413) jointly being in blocking engagement with the second port of the connecting rod channel (110).

9. The door lock of claim 8, wherein the extension (413) engages a sidewall surrounding the second port of the connecting rod channel (110) with the blocking assembly (400) in blocking engagement with the second port of the connecting rod channel (110).

10. The door lock according to claim 9, wherein the extension (413) is a conical structure having a side face and a bottom face, the bottom face having a middle region and an edge region surrounding the middle region, the first end of the extension (412) being connected to the middle region, the edge region conforming to a side wall surrounding the second port of the connecting rod channel (110) with the plugging assembly (400) in plugging engagement with the second port of the connecting rod channel (110).

11. The door lock according to claim 1, characterized in that the blocking assembly (400) is of unitary construction with the door lock body (100).