CN111101756B

CN111101756B - Intelligent door lock

Info

Publication number: CN111101756B
Application number: CN202010010483.9A
Authority: CN
Inventors: 张永成; 刘波; 王洋
Original assignee: Qingdao Hisense Smart Home Systems Co ltd; Hisense Co Ltd
Current assignee: Qingdao Hisense Smart Home Systems Co ltd; Hisense Co Ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2023-08-15
Anticipated expiration: 2040-01-06
Also published as: CN111101756A

Abstract

The invention proposes an intelligent door lock, comprising: a lock box; the outer handle is provided with a fingerprint module; the rotating shaft is connected in the lock box, one end of the rotating shaft is connected with the outer handle, and the rotating shaft can rotate relative to the lock box along with the outer handle; a strip hole is axially formed in the rotating shaft, and two ends of the strip hole are respectively positioned at the end part of the rotating shaft; a main board which is close to the other end of the rotating shaft; and a signal wire penetrates through the strip hole, one end of the signal wire is connected with the fingerprint module, and the other end of the signal wire is connected with the main board. The invention can reduce the motion travel of the signal wire, avoid the problems of twisting and blocking of the signal wire during reversing and prolong the service life of the signal wire.

Description

Intelligent door lock

Technical Field

The invention belongs to the technical field of door locks, and particularly relates to an intelligent door lock.

Background

In the intelligent household appliance home products, the intelligent door lock is provided with an intelligent lock with a type of product being "holding open", a fingerprint module of the intelligent door lock is positioned on a handle, when the intelligent door lock is opened, a thumb can be directly pressed on the fingerprint module to unlock when the intelligent door lock is held on the handle, and the intelligent door lock is commonly called holding open.

Because fingerprint module is on hand, then fingerprint module's signal line needs to pass through the handle, stretches out through pivot department, upwards connects on the mainboard. At present, most of intelligent door locks on the market are designed with the outlet of the signal wire at the side of the handle, and the handle can drive the signal wire of the fingerprint module to move for a long distance when reversing and rotating.

Disclosure of Invention

Aiming at the technical problems, the invention provides the intelligent door lock, when the handle is reversed, the signal wire does not rotate in a large range along with the reversing action, the movement stroke of the signal wire can be reduced, the problems of twisting and blocking of the signal wire during reversing are avoided, and the service life of the signal wire is prolonged.

In order to achieve the above purpose, the invention adopts the following technical scheme:

an intelligent door lock, comprising:

a lock box;

the outer handle is provided with a fingerprint module;

the rotating shaft is connected in the lock box, one end of the rotating shaft is connected with the outer handle, and the rotating shaft can rotate relative to the lock box along with the outer handle;

a strip hole is axially formed in the rotating shaft, and two ends of the strip hole are respectively positioned at the end part of the rotating shaft;

a main board which is close to the other end of the rotating shaft;

and a signal wire penetrates through the strip hole, one end of the signal wire is connected with the fingerprint module, and the other end of the signal wire is connected with the main board.

Optionally, a connection seat is connected with the other end of the rotating shaft in the lock box, an outlet is arranged on the connection seat, the rotating shaft can rotate 180 degrees relative to the connection seat, and the signal wire passes through the strip hole and the outlet to be connected with the main board.

Optionally, the pivot is gone up with the one end that outer handle is dorsad is equipped with the backup pad, the backup pad offsets with the connecting seat, be equipped with the guide block in the backup pad be equipped with on the connecting seat with the semi-annular guide slot of guide block adaptation.

Optionally, the outlet is located the side of connecting seat, the oral area of outlet sets up to the fillet, the mouth width of outlet with connecting seat center of rotation is 90 ~ 100's scope setting to the connecting seat side, be located on the connecting seat the outlet is kept away from pivot one end is equipped with the wire casing.

Optionally, the outlet is communicated with the middle position of the guide groove, the guide block is positioned at the end part of the guide groove, and the outlet is positioned at the outer side of the lock box.

Optionally, when the outer handle is reversed or idly rotated, the guide block moves from one end of the guide groove to the other end of the guide groove, and the position of the connecting seat relative to the support plate is unchanged.

Optionally, a clamping groove is formed at the end part of one end, opposite to the outer handle, of the rotating shaft, and a separation pin corresponding to the clamping groove is arranged on the connecting seat.

Optionally, be provided with in the lock box and be used for outer handle change reversing the reversing module, and with reversing module cooperation is used for the location reversing module's stopper, reversing module with the pivot is connected.

Optionally, the reversing module comprises a reversing seat and a bearing connected with the reversing seat, a limiting column is arranged on the reversing seat towards the direction of the supporting plate, a limiting plate capable of propping against the limiting column is connected to the supporting plate, and a reset spring propping against the limiting column is connected to the rotating shaft.

Optionally, the intelligent door lock further comprises a shell and a cover plate connected with the shell, the lock box is connected in the shell, and the outer handle is located on the outer side of the shell.

Compared with the prior art, the invention has the advantages and positive effects that:

when the clutch pin is in non-contact with the clamping groove, the outer handle can idle or change direction, the guide block slides in the guide groove, the position of the connecting seat relative to the support plate does not move, the signal wire does not need to rotate at a large angle, the signal wire cannot be bent greatly, the movement abrasion of the signal wire is reduced, and the service life of the signal wire is prolonged;

when the clutch pin contacts with the clamping groove, the door can be opened in a range of less than 55 degrees, the rotating shaft drives the connecting seat to stretch the signal wire when rotating, and the opening of the wire outlet is wide, the rotating range of the connecting seat is small, and the movable range of the signal wire in the wire outlet is corresponding to the rotating angle due to the width of the opening of the wire outlet, so that the signal wire cannot be bent greatly, and the moving abrasion of the signal wire is reduced.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a half cross-sectional view of the present invention;

FIG. 3 is a state diagram of the connecting seat of the present invention when the outer handle is idling or reversing;

FIG. 4 is a state diagram of the connecting seat when the outer handle is opened;

FIG. 5 is a partially exploded view of the present invention;

FIG. 6 is a schematic diagram of a connection mechanism between a lock box and a reversing module according to the present invention;

FIG. 7 is a schematic diagram of a connection structure between a rotating shaft and a connecting seat according to the present invention;

FIG. 8 is an exploded view of the shaft and the connecting base of the present invention;

FIG. 9 is a schematic view of a connecting seat according to the present invention;

FIG. 10 is an enlarged view of a portion A of FIG. 2;

FIG. 11 is an enlarged view of a portion B of FIG. 3;

fig. 12 is a partial enlarged view of a portion C in fig. 4.

In the above figures: 1. a lock box; 11. a connection hole; 12. a lock box cover; 121. a reversing adjustment port; 2. an outer handle; 21. a handle base; 211. a hollow cavity; 22. a handle; 23. a hollow screw; 3. a fingerprint module; 31. a signal line; 4. a rotating shaft; 41. a slit hole; 42. a clamping groove; 43. a support plate; 431. a guide block; 432. a limiting plate; 44. a connecting groove; 5. a connecting seat; 51. a groove; 52. a clutch pin; 53. a wire outlet; 54. a guide groove; 55. a connecting groove; 56. a wire slot; 6. a housing; 61. a cover plate; 611. a reversing adjustment port; 7. a reversing module; 71. a reversing seat; 711. a limit column; 72. a bearing; 73. a return spring; 8. and a limiting block.

Detailed Description

The present invention will be specifically described below by way of exemplary embodiments. It is to be understood that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

An intelligent door lock, see fig. 1, 5, 7-10, comprising:

the lock box 1 is provided with a connecting hole 11, and a lock box cover 12 is connected with the lock box 1 in a matching way;

the outer handle 2 is a handle outside a door, the outer handle 2 is positioned at the outer side of the lock box 1 and can rotate relative to the lock box 1, the outer handle 2 comprises a handle seat 21 and a handle 22 connected with the handle seat 21, the handle seat 21 of the outer handle 2 is provided with a through hollow cavity 211, a hollow screw 23 is fixedly connected in the hollow cavity 211, and the threaded end of the hollow screw 23 faces the lock box 1;

a fingerprint module 3 is arranged at one end, far away from the lock box 1, of the handle seat 21, which is positioned in the hollow cavity 211, a signal wire 31 connected with the fingerprint module 3 is arranged in the hollow cavity 211, and the length of the signal wire 31 can be set according to actual needs;

the rotating shaft 4 is connected in the lock box 1, one end of the rotating shaft 4 is connected with the handle seat 21 of the outer handle 2, in particular, a long strip hole 41 is arranged at the axial central axis position of the rotating shaft 4, two ends of the long strip hole 41 are respectively positioned at the end part of the rotating shaft 4 to penetrate through the rotating shaft 4, the rotating shaft 4 penetrates through the connecting hole 11 of the lock box 1, one end of the long strip hole 41 close to the outer handle 2 is provided with internal threads and is connected with the threaded end of the hollow screw 23,

the main board, which is not shown in the figure, is near the other end of the rotating shaft 4, and the other end of the signal wire 31 passes through the hollow screw 23 and the strip hole 41 to be connected with the main board;

because rectangular hole 41 sets up in the axial central axis position of pivot 4, when outer handle 2 rotates, signal line 31 can not do the bending rotation along with the rotation of pivot 4, has avoided signal line 31 large-angle rotation, also can not take place the buckling of mutability, has reduced the motion wearing and tearing of signal line 31 for the motion wearing and tearing of signal line 31 diminish, life increases.

Further, referring to fig. 5 and 8, two clamping grooves 42 are provided at the end of the rotating shaft 4 opposite to the handle seat 21 of the outer handle 2, the two clamping grooves 42 are symmetrically arranged at the center of the rotating shaft 4, a supporting plate 43 is provided at the position on the rotating shaft 4 near the clamping groove 42, and the supporting plate 43 is circular.

Referring to fig. 1, 5, 7 to 10, a connection seat 5 is connected to the other end of the rotating shaft 4 in the lock case 1, the connection seat 5 is abutted to the end face of one end of the supporting plate 43 near the clamping groove 42, an inward groove 51 is provided on the end face of one end of the connection seat 5 near the supporting plate 43, and a clutch pin 52 corresponding to the clamping groove 42 is provided, the clutch pin 52 has a structure form of the prior art, so that details are not repeated, a pin body part of the clutch pin 52 can extend to the groove 51 under the action of driving force, at this time, the connection seat 5 is connected with the rotating shaft 4,

the groove 51 is a stepped blind hole, the size of the groove near one end of the supporting plate 43 is larger than that of the groove far away from one end of the supporting plate 43, the clamping groove 42 is located in the groove 51, so that the signal wire 31 has enough movable space to prevent the signal wire 31 from being bent in a mutable way during rotation, an outlet 53 communicated with the groove 51 is arranged at the side end of the connecting seat 5, the rotating shaft 4 can rotate 180 degrees relative to the connecting seat 5, and the signal wire 31 passes through the strip hole 41 and the outlet 53 to be connected with the main board.

Referring to fig. 4, 5 and 12, the mouth of the outlet 53 is provided with a round angle, the mouth width of the outlet 53 is set in a range of 90-100 degrees from the rotation center of the connecting seat 5 to the side end of the connecting seat 5, the angle range of the mouth width of the outlet 53 is set according to the rotation angle range of the outer handle 2 during unlocking, including the condition that the outer handle 2 is turned backwards, so the adopted range value is 2 times the rotation angle of the outer handle 2, the rotation angle of the outer handle 2 during unlocking can be 43 degrees, 45 degrees, 50 degrees and the like,

when the door is opened, the clutch pin 52 is inserted into the clamping groove 42, the door can be opened when the angle of the outer handle 2 is usually smaller than 55 degrees, the signal wire 31 can be pulled when the connecting seat 5 rotates, and the opening width of the wire outlet 53 is in the range of 90 degrees to 100 degrees when the connecting seat 5 rotates, so that the opening width of the wire outlet 31 basically counteracts the rotating angle of the connecting seat 5 in the rotating process, and the signal wire 31 cannot be bent suddenly when pulled;

in order to avoid mechanical damage caused by the signal wire 31 being pressed when the lock box cover 12 is installed, a wire groove 56 is arranged on one end of the wire outlet 53, which is far away from the rotating shaft 4, of the connecting seat 5, and the signal wire 31 can be lifted into the wire groove 56 when the lock box cover 12 is installed.

Referring to fig. 3 and 11, in order to solve the problems of large movement abrasion and short service life of the signal wire 31 when the handle 22 is reversed and rotated, the rotating shaft 4 can rotate 180 degrees relative to the connecting seat 5 without rotating the connecting seat 5,

referring specifically to fig. 8-10, a guide block 431 is provided at a position on the end plane of the support plate 43 near the connection seat 5, a semi-annular guide groove 54 is provided on the connection seat 5 to fit the guide block 431, the guide block 431 is slidably connected with the guide groove 54,

the guide block 431 is connected to one end of the guide groove 54, the outlet 53 communicates with the middle position of the guide groove 54, the initial position of the guide block 431 is located at the end of the guide groove 54,

when the outer handle 2 is reversed or idly rotated, the guide block 431 moves from one end of the guide groove 54 to the other end of the guide groove 54, and the position of the connecting seat 5 relative to the support plate 43 is unchanged, so that the bending mutation of the signal wire 31 is avoided, and the service life of the signal wire 31 is prolonged.

Referring to fig. 3, 8, 9 and 11, when the clutch pin 52 is not in contact with the clamping groove 42, the outer handle 2 can idle or change direction, the guide block 431 slides in the guide groove 54, the position of the connecting seat 5 relative to the supporting plate 43 is unchanged, the signal wire 31 does not need to rotate at a large angle, and the signal wire 31 cannot be bent suddenly, so that the movement abrasion of the signal wire 31 is reduced, and the service life is prolonged.

The intelligent door lock further comprises a shell 6 and a cover plate 61 connected with the shell 6, the protection effect on the lock box 1 is achieved, other parts can be contained simultaneously, the lock box 1 is connected in the shell 6 and fixed with the shell 6, the outer handle 2 is located on the outer side of the shell 6, the shell 6 is fixed on a door, one end of the connecting seat 5, far away from the supporting plate 43, penetrates through the lock box cover 12 and the cover plate 61 to be connected with a lock tongue assembly in the door, and a connecting groove 55 is formed in the end face, far away from the supporting plate 43, of the connecting seat 5 to be used for connecting the lock tongue assembly.

In order to realize the reversing of the outer handle 2, referring to fig. 1 and 6, a reversing module 7 for reversing the outer handle 2 and a limiting block 8 matched with the reversing module 7 for positioning the reversing module 7 are arranged in the lock box 1, the reversing module 7 is positioned between the supporting plate 43 and the lock box 1 and is connected with the rotating shaft 4,

the position of the cover plate 61 and the lock box cover 12, which is located at the position of the limiting block 8, is respectively provided with the reversing adjustment ports 121 and 611, the limiting block 8 is regulated and controlled through the reversing adjustment ports 121 and 611 when reversing, the cover plate 61 and the lock box cover 12 can be prevented from being disassembled, and the time and the labor are saved, and the convenience and the rapidness are realized.

Further, referring to fig. 5, the reversing module 7 includes a reversing seat 71 connected to the rotating shaft 4 and a bearing 72, and the reversing seat 71 is connected to the bearing 72.

In order to realize the idle running of the outer handle 2, referring to fig. 6, 8 and 10, a limit post 711 is provided on the reversing seat 71 toward the direction of the support plate 43, the length of the limit post 711 exceeds the support plate 43 to guide the connecting seat 5,

the support plate 43 is connected with a limit plate 432 which can be propped against the limit post 711 when the support plate 43 rotates, the limit plate 432 is fan-shaped, the rotating shaft 4 is connected with a return spring 73, and two end parts of the return spring 73 are propped against the limit post 711.

Further, the rotation angle range of the limiting plate 432 is smaller than or equal to 55 °, when the outer handle 2 is opened, the limiting post 711 can be abutted with the limiting plate 432, and the door can be opened by rotating a small angle.

Referring to fig. 7 and 8, the shape of the connecting seat 5 is a truncated cone, and in the axial direction of the connecting seat 5, the size of one end of the connecting seat 5 far away from the supporting plate 43 is smaller than the size of the other end of the connecting seat 5, so that the contact area between the connecting seat 5 and the supporting plate 43 is increased, and the rotating process of the connecting seat 5 is more stable.

In the description of the present invention, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An intelligent door lock, characterized by comprising:

a lock box;

the outer handle is provided with a fingerprint module;

the rotating shaft is connected in the lock box, one end of the rotating shaft is connected with the outer handle, the rotating shaft can rotate relative to the lock box along with the outer handle, and a connecting seat is connected with the other end of the rotating shaft in the lock box;

the rotating shaft is provided with a long strip hole in the axial direction, two ends of the long strip hole are respectively positioned at the end part of the rotating shaft, one end of the rotating shaft opposite to the outer handle is provided with a supporting plate, the end face of the connecting seat, which is close to one end of the supporting plate, is provided with a groove, the size of the groove, which is close to one end of the supporting plate, is larger than that of one end, which is far away from the supporting plate, the end part of the rotating shaft opposite to the outer handle is provided with a clamping groove, the clamping groove is positioned in the groove, the connecting seat is provided with an outlet communicated with the groove, and the rotating shaft can rotate 180 degrees relative to the connecting seat;

a main board which is close to the other end of the rotating shaft;

and a signal wire passes through the strip hole, one end of the signal wire is connected with the fingerprint module, and the other end of the signal wire passes through the wire outlet and is connected with the main board.

2. The intelligent door lock according to claim 1, wherein: the support plate is propped against the connecting seat, a guide block is arranged on the support plate, and a semi-annular guide groove matched with the guide block is arranged on the connecting seat.

3. The intelligent door lock according to claim 1, wherein: the wire outlet is positioned at the side end of the connecting seat, the mouth part of the wire outlet is provided with a round angle, the width of the wire outlet is in a range of 90-100 degrees from the rotating center of the connecting seat to the side surface of the connecting seat, and a wire slot is arranged at one end, far away from the rotating shaft, of the wire outlet on the connecting seat.

4. The intelligent door lock according to claim 2, wherein: the outlet is communicated with the middle position of the guide groove, the guide block is positioned at the end part of the guide groove, and the outlet is positioned at the outer side of the lock box.

5. The intelligent door lock according to claim 2, wherein: when the outer handle is reversed or idly rotated, the guide block moves from one end of the guide groove to the other end of the guide groove, and the position of the connecting seat relative to the supporting plate is unchanged.

6. The intelligent door lock according to claim 1, wherein: and the connecting seat is provided with a separation pin corresponding to the clamping groove.

7. The intelligent door lock according to claim 2, wherein: the lock box is internally provided with a reversing module for turning and reversing the outer handle, and a limiting block matched with the reversing module for positioning the reversing module, and the reversing module is connected with the rotating shaft.

8. The intelligent door lock according to claim 7, wherein: the reversing module comprises a reversing seat and a bearing connected with the reversing seat, a limiting column is arranged on the reversing seat towards the direction of the supporting plate, a limiting plate capable of being abutted to the limiting column is connected to the supporting plate, and a reset spring abutted to the limiting column is connected to the rotating shaft.

9. The intelligent door lock according to claim 1, wherein: the intelligent door lock further comprises a shell and a cover plate connected with the shell, the lock box is connected in the shell, and the outer handle is located on the outer side of the shell.