CN219931867U - Door lock handle assembly with fingerprint sensor - Google Patents

Abstract

The utility model relates to a door lock handle assembly with a fingerprint sensor, which consists of an inner handle module and an outer handle module, wherein the inner handle module comprises an inner handle shell, a battery assembly and an inner handle cover, the outer handle module comprises an outer handle shell, an outer handle cover, a circuit board and the fingerprint sensor, an installation cavity is arranged in the outer handle shell, a clutch rotating shaft, a cylindrical pin, a clutch pushing piece and a lifting assembly are arranged in the installation cavity of the outer handle shell, the lifting assembly comprises a lifting rod and a lifting piece, a push rod is arranged in the clutch pushing piece, the push rod is fixedly connected with the clutch pushing piece, the bottom surface of the cylindrical pin is propped against the upper end surface of the clutch pushing piece, a matching groove is arranged on the clutch rotating shaft, and the circuit board is arranged at the bottom of the lifting assembly. By adopting the scheme, the door lock handle assembly with the fingerprint sensor is provided, and the lifting assembly is driven to move upwards through a correct fingerprint, so that the rotation of the clutch rotating shaft is realized.

Description

Door lock handle assembly with fingerprint sensor

Technical Field

The present utility model relates to a door lock handle assembly with a fingerprint sensor.

Background

Chinese patent No.: CN201921361392.9 discloses an intelligent fingerprint lock handle, it is through fixed a strip subassembly of taking magnet in separation and reunion impeller lower extreme, simultaneously fixed mounting has the magnet rotor block of stopper in the pivot of motor, utilizes the rotation of magnet rotor block, and it is with the strip subassembly like poles of taking magnet repulsion respectively in the rotation in-process, and the principle of attracting with strip magnet opposite sex after rotating 180 degrees for separation and reunion impeller is automatic by the action of upwards pushing out and pulling back down, thereby accomplishes the final purpose of unblanking and locking.

When the fingerprint gives out instructions, the clutch pushing piece cannot be stably pushed upwards in the using process because the acting force of pushing upwards of the clutch pushing piece comes from repulsive force generated between the magnet rotating block and the strip-shaped component with the magnet, so that inconvenience is brought to the use.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a door lock handle assembly with a fingerprint sensor, which drives a lifting assembly to move upwards through correct fingerprints so as to realize the rotation of a clutch rotating shaft to realize the door opening.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel electric bicycle is characterized by comprising an inner handle module and an outer handle module, wherein the inner handle module comprises an inner handle shell, a battery assembly and an inner handle cover, the outer handle module comprises an outer handle shell, an outer handle cover, a circuit board and a fingerprint sensor, the fingerprint sensor is located at the rear side of the outer handle shell and penetrates through the outer handle cover, an installation cavity is formed in the outer handle shell, the circuit board is located at the bottom of the accommodation cavity, a clutch rotating shaft, a cylindrical pin, a clutch pushing piece and a lifting assembly are arranged in the installation cavity of the outer handle shell, the clutch rotating shaft extends along the left-right direction, the lifting assembly comprises a lifting rod and a lifting piece, the lifting rod is located on the lifting piece, a push rod is arranged in the clutch pushing piece, the bottom of the push rod is fixedly connected with the lifting rod, the push rod penetrates through the clutch pushing piece and the top of the clutch pushing piece, the bottom surface of the cylindrical pin abuts against the upper end surface of the clutch pushing piece, and a matching groove for inserting the top of the cylindrical pin is formed in the clutch rotating shaft, and the circuit board is located at the bottom of the lifting assembly.

The utility model is further provided with: still including the clamp plate that is located lifting unit rear side, the clamp plate rear side is provided with the cooperation chamber that supplies separation and reunion impeller and lifting unit to put into, the clamp plate front side is protruding to be provided with the cooperation piece, be provided with the laminating groove of shape size and cylindric lock circumference laminating on the cooperation piece.

The utility model is further provided with: the cylindric lock circumference protrusion is provided with the holding ring, the external diameter of holding ring is greater than the diameter of mating groove, because the external diameter of holding ring is greater than the diameter of mating groove.

The utility model is further provided with: the clutch driving device is characterized by further comprising a spring positioned between the positioning ring and the clutch driving piece, wherein the upper end face of the spring is fixedly connected with the lower end face of the positioning ring, and the lower end face of the spring is fixedly connected with the upper end face of the clutch driving piece.

The utility model is further provided with: the circuit board is provided with a first perforation, the outer handle shell is provided with a second perforation corresponding to the first perforation, and the outer handle cover is provided with a second matching rod which sequentially penetrates through the first perforation and the second perforation.

The utility model is further provided with: the circuit board rear side is provided with the location inserted block, be provided with the spacing groove that supplies the location jack to insert on the outer handle casing, the length direction of spacing groove extends from top to bottom, the preceding terminal surface of location inserted block offsets with the preceding terminal surface of spacing groove.

The utility model is further provided with: the outer handle shell is provided with a plurality of fourth perforations, fifth perforations corresponding to the fourth perforations are formed in the outer handle shell, and first matching rods penetrating through the fourth perforations and the fifth perforations in sequence are arranged on the outer handle cover.

By adopting the technical scheme, when no fingerprint instruction is sent, the lifting rod is positioned at the bottom of the matching groove, the outer handle shell is directly rotated at the moment, and the clutch rotating shaft positioned in the outer handle module cannot rotate, so that the square shaft cannot be driven to rotate, namely the outer handle shell idles at the moment, and the lock cylinder in the door body cannot be driven to rotate to unlock; and once the fingerprint sends out the instruction, this moment fingerprint sensor gives the lifter (the lift jar in this embodiment) with signal transmission, make the lifter work and then drive and lifter fixed connection's push rod and reciprocate, along with the upward movement of push rod, with push rod top fixed connection's separation and reunion impeller can upwards move, and because the bottom surface of cylindric lock offsets with the up end of separation and reunion impeller, consequently, along with the upward movement of separation and reunion impeller, the cylindric lock can upwards move and then insert and establish the cooperation inslot of separation and reunion axis of rotation, after the cylindric lock is inserted in the separation and reunion axis of rotation, rotate the rotation of outer handle module and then drive the lock core and rotate and realize unblanking, otherwise, after losing the fingerprint instruction, the lifter moves down and drives separation and declutch impeller, cylindric lock and cooperation groove separation, outer handle module is unsettled, unable to open the lock and open the door body, in total, through adopting the lifter to rise and drive separation and declutch impeller, because the up end of this moment, the cylindric lock offsets with the bottom surface of cylindric lock, consequently, the cylindric lock can be stably upwards pushed and then realize rotating the purpose of outer handle.

Drawings

In order to more clearly illustrate the embodiments of the utility model 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 utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of an embodiment of the present utility model;

FIG. 2 is an exploded view of the outer handle assembly;

FIG. 3 is an exploded view of another view of the outer handle assembly;

FIG. 4 is an exploded view of the inner handle assembly;

FIG. 5 is a cross-sectional view of the outer handle assembly;

FIG. 6 is an exploded view of the platen, lift assembly, push rod, clutch pusher and clutch rotational shaft;

fig. 7 is an enlarged view of a in fig. 3.

In the figure: 1-interior handle module, 2-outer handle module, 3-door body, 4-interior handle casing, 5-battery pack, 6-interior handle lid, 7-outer handle casing, 8-outer handle lid, 9-circuit board, 10-fingerprint sensor, 11-installation cavity, 12-clutch axis of rotation, 13-cylindric lock, 14-clutch impeller, 15-lifter, 16-lifter, 17-push rod, 18-mating groove, 19-clamp plate, 20-mating cavity, 21-mating piece, 22-mating groove, 23-holding ring, 24-spring, 25-first perforation, 26-second perforation, 27-second mating lever, 28-third perforation, 29-connecting lever, 30-fourth perforation, 31-fifth perforation, 32-first mating lever, 33-positioning insert, 34-limiting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

As shown in fig. 1-7, the utility model discloses a door lock handle assembly with fingerprint sensor, which is composed of an inner handle module 1, an outer handle module 2 and a door body 3, wherein a lock cylinder (not shown in the drawing) is arranged in the door body 3, the inner handle module 1 is positioned at the inner side of the door body 3, the outer handle module 2 is positioned at the outer side of the door body 3, a square shaft (namely a hollow square rod in a comparison document, not shown in the drawing) is arranged between the inner handle module 1 and the outer handle module 2, the inner handle module 1 comprises an inner handle shell 4, a battery assembly 5 and an inner handle cover 6, the outer handle module 2 comprises an outer handle shell 7, an outer handle cover 8, a circuit board 9 and a fingerprint sensor 10, the battery of the inner handle module 1 provides power for the outer handle module 2, the fingerprint sensor 10 is positioned at the rear side of the outer handle shell 7 and penetrates through the outer handle cover 8, the outer handle shell 7 is internally provided with a mounting cavity 11, the circuit board 9 is positioned at the bottom of the accommodating cavity, the outer handle shell 7 is positioned in the mounting cavity 11 and is provided with a clutch rotating shaft 12, a cylindrical pin 13, a clutch pushing piece 14 and a lifting assembly, the clutch rotating shaft 12 extends along the left-right direction, the left-right end of the square shaft is fixedly connected with the clutch rotating shaft 12 in a buckling mode and the like, the lifting assembly comprises a lifting rod 16 and a lifting piece 15, the lifting rod 16 is positioned on the lifting piece 15, a push rod 17 is arranged in the clutch pushing piece 14, the bottom of the push rod 17 is fixedly connected with the lifting rod 16, the push rod 17 penetrates through the clutch pushing piece 14 and the top of the push rod is fixedly connected with the clutch pushing piece 14 in an abutting mode and the like, the bottom surface of the cylindrical pin 13 abuts against the upper end surface of the clutch pushing piece 14, the clutch rotating shaft 12 is provided with a matching groove 18 for inserting the top of the cylindrical pin 13, the circuit board 9 is located at the bottom of the lifting assembly, in this embodiment, the lifting member 15 is a telescopic bar, the lifting member 15 can also be a motor and other objects capable of realizing up-and-down movement of the lifting rod 16, the battery assembly 5 provides power for the outer handle module 2, the lifting member 15 is connected with the fingerprint sensor 10 (the working principle of the fingerprint sensor is not specifically described in the prior art) and the circuit board 9 (the connection mode is not specifically described in the prior art), when no fingerprint instruction is sent, the lifting rod 16 is located at the bottom of the matching groove 18, the outer handle shell 7 is directly rotated at the moment, the clutch rotating shaft 12 located in the outer handle module 2 cannot be rotated, so that the square shaft cannot be driven to rotate, namely the outer handle shell 7 cannot idle at the moment, and the lock cylinder in the door body 3 cannot be driven to rotate, so that unlocking is realized; once the fingerprint gives out an instruction, the fingerprint sensor 10 transmits a signal to the lifting member 15 (the lifting cylinder in the embodiment), so that the lifting member 15 works to drive the push rod 17 fixedly connected with the lifting rod 16 to move up and down, the clutch pushing member 14 fixedly connected with the top of the push rod 17 can move up along with the upward movement of the push rod 17, and the bottom surface of the cylindrical pin 13 abuts against the upper end surface of the clutch pushing member 14, so that the cylindrical pin 13 can move up along with the upward movement of the clutch pushing member 14 and is inserted into the matching groove 18 of the clutch rotating shaft 12, when the cylindrical pin 13 is inserted into the clutch rotating shaft 12, the outer handle module 2 is rotated at the moment to realize the rotation of the clutch rotating shaft 12 and drive the lock cylinder to unlock, otherwise, after the fingerprint instruction is lost, the lifting member 15 moves down to drive the clutch pushing member 14 to move down, the cylindrical pin 13 is separated from the matching groove 18, and the outer handle module 2 cannot be opened to unlock the lock opening door body 3.

The lifting device further comprises a pressing plate 19 positioned at the rear side of the lifting assembly, a matching cavity 20 for placing the clutch pushing member 14 and the lifting assembly is formed in the rear side of the pressing plate 19, a matching member 21 is arranged on the front side of the pressing plate 19 in a protruding mode, a matching groove 22 with the shape and the size being equal to those of the periphery Xiang Tiege of the cylindrical pin 13 is formed in the matching member 21, unlocking is achieved through a fingerprint instruction, namely, in the process that the lifting member 15 ascends and then drives the clutch pushing member 14 and the cylindrical pin 13 to move upwards, the matching groove 22 on the matching member 21 is matched with part of the surface of the cylindrical pin 13, and therefore the matching groove 18 can always be matched with part of the surface of the cylindrical pin 13 in the ascending or descending process of the cylindrical pin 13, so that the moving track of the cylindrical pin 13 plays a guiding role, and the cylindrical pin 13 can stably move vertically.

Preferably, the cylindrical pin 13 is a cylinder, the cylindrical pin 13 is provided with a positioning ring 23 in a protruding manner in the circumferential direction, the outer diameter of the positioning ring 23 is larger than the diameter of the matching groove 18, and the outer diameter of the positioning ring 23 is larger than the diameter of the matching groove 18, so that when the cylindrical pin 13 moves upwards, the cylindrical pin 13 cannot continue to move upwards when the upper end surface of the positioning ring 23 abuts against the lower end surface of the matching piece 21, and therefore the positioning ring 23 can limit the upward movement or the downward movement path of the cylindrical pin 13, and further stable vertical movement of the cylindrical pin 13 is ensured.

Preferably, the clutch mechanism further comprises a spring 24 located between the positioning ring 23 and the clutch pushing member 14, wherein the upper end surface of the spring 24 is fixedly connected with the lower end surface of the positioning ring 23 in a bonding manner, the lower end surface of the spring 24 is fixedly connected with the upper end surface of the clutch pushing member 14 in a bonding manner, and the like, because the upper end surface of the spring 24 is fixed with the lower end surface of the positioning ring 23 and the lower end surface of the spring 24 is fixed with the upper end surface of the clutch pushing member 14, when the cylindrical pin 13 is driven to push upwards by the clutch pushing member 14, the upper end surface of the spring 24 rises along with the rising of the positioning ring 23, and the spring 24 is in a pulled state, and when the clutch pushing member 14 moves downwards to drive the cylindrical pin 13 to move downwards, the elastic force of the spring 24 can also assist to drive the spring 24 end fixed with the positioning ring 23 to move downwards and drive the cylindrical pin 13 to move downwards, so that: the spring 24 can guide the upward movement or the downward movement path of the cylindrical pin 13, and meanwhile, due to the existence of the self elastic force of the spring 24, the cylindrical pin 13 can be more quickly and efficiently separated from the matching groove 18 when the clutch pushing piece 14 moves downwards.

Furthermore, when the external handle module 2 is assembled: the circuit board 9 is provided with a first perforation 25, the outer handle shell 7 is provided with a second perforation 26 corresponding to the first perforation 25, the outer handle cover 8 is provided with a second matching rod 27 penetrating through the first perforation 25 and the second perforation 26 in sequence, and the second matching rod 27 can penetrate through the first perforation 25 on the circuit board 9 and is inserted into the second perforation 26, so that the circuit board 9 can be stably arranged between the outer handle cover 8 and the outer handle shell 7 by connecting the outer handle cover 8 and the outer handle shell 7, the circuit board 9 cannot vertically move, and therefore, the circuit board 9 cannot randomly move between the outer handle cover 8 and the outer handle shell 7 to influence the normal use of the outer handle module 2 in the process of rotating the outer handle module 2.

The rear side of the circuit board 9 is provided with a positioning insert block 33, the outer handle shell 7 is provided with a limiting groove 34 for inserting a positioning insert hole, the length direction of the limiting groove 34 extends up and down, the front end surface of the positioning insert block 33 is propped against the front end surface of the limiting groove 34, and the positioning insert block 33 at the rear side of the circuit board 9 after being installed is inserted into the limiting groove 34, and the front end surface of the positioning insert block is propped against the front end surface of the limiting groove 34, so that the circuit board 9 after being installed cannot transversely move, and the circuit board 9 cannot randomly move between the outer handle cover 8 and the outer handle shell 7 to influence the normal use of the outer handle module 2 in the process of rotating the outer handle module 2.

The bottom of the pressing plate 19 is provided with a third through hole 28, the top of the outer handle housing 7 is provided with a connecting rod 29 protruding for being inserted into the third through hole 28, the top of the pressing plate 19 is provided with a plurality of fourth through holes 30, the outer handle housing 7 is provided with a fifth through hole 31 corresponding to each fourth through hole 30, the outer handle cover 8 is provided with a first matching rod 32 penetrating through the fourth through holes 30 and the fifth through holes 31 in sequence, the connecting rod 29 on the outer handle housing 7 can penetrate through the third through holes 28, so that the outer handle housing 7 can be connected with the pressing plate 19, and the top of the pressing plate 19 is provided with a plurality of fourth through holes 30, the outer handle housing 7 is provided with a fifth through hole 31 corresponding to the fourth through holes 30, so that the first matching rod 32 on the outer handle housing 8 can sequentially penetrate through the fourth through holes 30 and the fifth through holes 31, the pressing plate 19 can be stably located between the outer handle housing 8 and the outer handle housing 7, and in the course of rotating the outer handle module 2, the pressing plate 19 cannot randomly move between the outer handle housing 8 and the outer handle housing 7, and the normal use of the outer handle module 2 is not affected by the pressing plate 19.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. Door lock handle subassembly with fingerprint sensor comprises interior handle module and outer handle module, interior handle module includes interior handle casing, battery pack and interior handle lid, outer handle module includes outer handle casing, outer handle lid, circuit board and fingerprint sensor, fingerprint sensor is located outer handle casing rear side and wears to establish outer handle lid, be provided with the installation cavity in the outer handle casing, the circuit board is located the bottom that holds the chamber, its characterized in that: the clutch rotating shaft extends along the left-right direction, the lifting assembly comprises a lifting rod and a lifting piece, the lifting rod is located on the lifting piece, a push rod is arranged in the clutch pushing piece, the bottom of the push rod is fixedly connected with the lifting rod, the push rod penetrates through the clutch pushing piece and the top of the push rod and is fixedly connected with the clutch pushing piece, the bottom surface of the cylindrical pin abuts against the upper end surface of the clutch pushing piece, a matching groove for inserting the top of the cylindrical pin is formed in the clutch rotating shaft, and the circuit board is located at the bottom of the lifting assembly.

2. A door lock handle assembly with fingerprint sensor as recited in claim 1, wherein: still including the clamp plate that is located lifting unit rear side, the clamp plate rear side is provided with the cooperation chamber that supplies separation and reunion impeller and lifting unit to put into, the clamp plate front side is protruding to be provided with the cooperation piece, be provided with the laminating groove of shape size and cylindric lock circumference laminating on the cooperation piece.

3. A door lock handle assembly with fingerprint sensor as recited in claim 2, wherein: the cylindric lock circumference protrusion is provided with the holding ring, the external diameter of holding ring is greater than the diameter of mating groove, because the external diameter of holding ring is greater than the diameter of mating groove.

4. A door lock handle assembly with fingerprint sensor as recited in claim 3, wherein: the clutch driving device is characterized by further comprising a spring positioned between the positioning ring and the clutch driving piece, wherein the upper end face of the spring is fixedly connected with the lower end face of the positioning ring, and the lower end face of the spring is fixedly connected with the upper end face of the clutch driving piece.

5. A door lock handle assembly with fingerprint sensor as recited in claim 1, wherein: the circuit board is provided with a first perforation, the outer handle shell is provided with a second perforation corresponding to the first perforation, and the outer handle cover is provided with a second matching rod which sequentially penetrates through the first perforation and the second perforation.

6. A door lock handle assembly with fingerprint sensor as recited in claim 5, wherein: the circuit board rear side is provided with the location inserted block, be provided with the spacing groove that supplies the location jack to insert on the outer handle casing, the length direction of spacing groove extends from top to bottom, the preceding terminal surface of location inserted block offsets with the preceding terminal surface of spacing groove.

7. A door lock handle assembly with fingerprint sensor as recited in claim 2, wherein: the outer handle shell is provided with a plurality of fourth perforations, fifth perforations corresponding to the fourth perforations are formed in the outer handle shell, and first matching rods penetrating through the fourth perforations and the fifth perforations in sequence are arranged on the outer handle cover.