CN111206825A

CN111206825A - Intelligent door lock

Info

Publication number: CN111206825A
Application number: CN201811399237.6A
Authority: CN
Inventors: 陈国明; 任利学; 陈彬; 张东胜
Original assignee: Yunding Network Technology Beijing Co Ltd
Current assignee: Yunding Network Technology Beijing Co Ltd
Priority date: 2018-11-22
Filing date: 2018-11-22
Publication date: 2020-05-29

Abstract

The invention relates to an intelligent door lock, which comprises a panel, an operation part, an action part and a lock tongue, wherein the panel is provided with a fixed hole, and the operation part and the action part are respectively arranged at two ends of the fixed hole; the action part comprises a driving piece provided with a clutch structure, and the rotation of the driving piece can drive the lock tongue to extend or retract; the operating part comprises a handle and an elastic button provided with a clutch piece, the clutch piece can be matched with the clutch structure when the elastic button is in a pressed state, and the driving piece can be driven to rotate by the rotation of the handle; the handle still is equipped with closing mechanism, and closing mechanism is including stretching out the outer operating parts of handle and being located the limit structure of handle, limit structure and elastic button looks adaptation, and elastic button is under the state of pressing, and the operating parts can act on limit structure and make limit structure and elastic button cooperation to restriction elastic button kick-backs. This intelligent lock has the function of preventing the cat eye, can also satisfy partial user's different demands simultaneously, when promoting user experience, and economic nature is good.

Description

Intelligent door lock

Technical Field

The invention relates to the technical field of door locks, in particular to an intelligent door lock.

Background

As an intelligent household product, the intelligent door lock has entered the developed express way, and the convenience, safety and technological sense of use of the intelligent door lock gradually get the approval and favor of consumers.

Conventional twist grips operate the grip by an outsider through the cat eye aperture with the door closed. Therefore, in the prior art, a door lock is provided with a peep-proof mechanism, wherein the peep-proof mechanism is a mechanism which aims at an inner door handle and prevents a special tool from penetrating through an upper peep hole of the door to the inner door to press the inner door handle to open the door, so that the safety of the intelligent door lock is improved.

When the intelligent door lock with prevent cat eye mechanism is opening, need press the elastic button and rotatory handle just can open the door, the user need not to use this to prevent the cat eye function in a certain period of time, but can't cancel, and some users think this and prevent that the cat eye function uses comparatively inconveniently, consequently, should prevent that cat eye mechanism probably causes user experience poor, and satisfy different users' demand for promoting user experience, often need set up different intelligent door lock products, the economic nature is relatively poor.

Therefore, how to provide an intelligent door lock makes it have the function of preventing the cat eye, can also satisfy partial user's different demands simultaneously, when promoting user experience, economic nature is good, is the technical problem that technical staff in the field need solve.

Disclosure of Invention

The invention aims to provide an intelligent door lock which has a cat eye prevention function, can meet different requirements of part of users, improves user experience and is good in economical efficiency.

In order to solve the technical problem, the invention provides an intelligent door lock which comprises a panel, an operation part, an action part and a lock tongue, wherein the panel is provided with a fixing hole, and the operation part and the action part are respectively arranged at two ends of the fixing hole; the action part comprises a driving piece provided with a clutch structure, and the rotation of the driving piece can drive the lock tongue to extend or retract; the operating part comprises a handle and an elastic button provided with a clutch piece, the clutch piece can be matched with the clutch structure when the elastic button is in a pressed state, and the driving piece can be driven to rotate by the rotation of the handle; the handle still is equipped with closing mechanism, closing mechanism is including stretching out outer operating parts of handle and being located limit structure in the handle, limit structure with elastic button looks adaptation, elastic button is under the state of pressing, the operating parts can act on limit structure makes limit structure with the cooperation of elastic button is in order to restrict elastic button kick-backs.

When operating the operating portion, press the elastic button and make it be in the state of pressing, at this moment, the rotation of handle can transmit the rotation to the driving piece, and the rotation of driving piece can drive stretching out and retracting of spring bolt, consequently, press the elastic button simultaneously and rotate the locking and the unblock that the handle can realize this intelligence lock. And when withdrawing from the clutch piece and separating from the separation and reunion structure behind the press action to the elasticity button, at this moment, the rotation of handle can't transmit to the driving piece, consequently, only rotate the handle and do not press the elasticity button under the circumstances, can't open this intelligent lock.

Therefore, even if someone outside the door passes a tool through the cat eye hole to rotate the handle, the bolt cannot be driven to retract, i.e., the door lock cannot be opened. Thereby guarantee the security of this intelligence lock.

This handle still is equipped with closing mechanism, and this closing mechanism is including stretching out the outer operating parts of handle and being located the limit structure in the handle, limit structure and elastic button looks adaptation, and elastic button is under the state of pressing, and the operating parts can act on limit structure and make limit structure and elastic button cooperation to restriction elastic button kick-backs.

That is to say, when the function of preventing the cat eye to unblank through the elastic button realization, it can to keep limit structure and elastic button to be in the state of breaking away from, and in certain occasion or to some customers that have special needs, when need not to prevent the function that the cat eye unblanked, press the elastic button and make it be in the state of pressing, act on limit structure through the operating parts, make limit structure and elastic button cooperation in order to restrict this elastic button resilience, at this moment, the elastic button keeps the state of pressing, only need can realize stretching out or retracting of spring bolt through rotating the handle. And when the function that the cat eye unblanked needs to be opened, act on limit structure through the operating parts again and make it break away from with the elastic button, at this moment, the resilience of elastic button is unrestricted, need press the elastic button simultaneously and rotate the handle when unblanking.

The switching of whether to prevent cat eye function of unblanking can be selected according to user's demand to whether need to prevent cat eye, can realize having through closing mechanism and prevent cat eye function of unblanking, convenient operation just can effectively promote user experience, and the suitability is good, economic nature is good.

Optionally, be equipped with in the handle and hold the cavity, the lateral wall that holds the cavity is equipped with first bar hole, limit structure is located hold the cavity, the operating parts stretches out outside the first bar hole, the operating parts is followed can drive during the length direction in first bar hole limit structure slides, so that limit structure with the cooperation and the separation of elastic button.

Optionally, the opening and closing mechanism further comprises a sliding block located in the accommodating cavity, the operating element moves to drive the sliding block to slide, and the limiting structure is arranged at one end of the sliding block; the slider is equipped with second bar hole, the slider passes through stop screw and second bar hole with the handle is fixed, stop screw can follow the downthehole slip of second bar.

Optionally, the operating part is including stretching out the bulge in first bar hole with be located hold the spacing portion of cavity, spacing portion can drive the slider slides.

Optionally, the opening and closing mechanism further comprises a pressure spring located in the accommodating cavity; the limiting part is provided with a limiting lug, a separation block matched with the limiting lug is arranged in the accommodating cavity, the separation block divides the accommodating cavity into a first limiting area and a second limiting area, when the limiting structure is matched with the elastic button, the limiting lug is positioned in the first limiting area, and when the limiting structure is separated from the elastic button, the limiting lug is positioned in the second limiting area; the pressure spring acts on the limiting part to enable the protruding part to be located in the limiting area, and when the pressure spring is in a compressed state, the limiting part is separated from the limiting area.

Optionally, the slider is provided with a through hole, the limiting portion is provided with a limiting column penetrating through the through hole, the compression spring is sleeved on the outer side of the limiting column, and the length of the compression spring is greater than that of the limiting column.

Optionally, the handle includes a handle and a connecting portion, the opening and closing mechanism is disposed on the handle, the connecting portion is provided with an accommodating cavity communicated with the fixing hole, and the elastic button is located in the accommodating cavity; the elastic button further comprises a key and a return spring, the key and the clutch piece are fixed, and the key extends out of the accommodating cavity; the spring baffle is arranged in the containing cavity, the return spring is positioned between the spring baffle and the clutch piece, and the clutch piece can penetrate through the spring baffle and is matched with the clutch structure.

Optionally, when the opening and closing mechanism includes a slider, the end of the slider is provided with a slot adapted to the key, and when the slot wall of the slot is fitted to the key, the end surface of the slot can abut against the clutch member and form the limiting structure.

Optionally, the key and the clutch piece are of a split structure and fixed through bolts, the key is an aluminum profile with a surface subjected to hard anodic oxidation, and the clutch piece is zinc alloy with a surface subjected to electroplating treatment.

Optionally, the action part further comprises a connecting cylinder and a torsion spring; the panel is provided with a limiting plate and a limiting block along the circumferential direction of the fixing hole, the limiting plate is provided with a notch, and the limiting block is positioned in the middle of the notch; the torsion spring is positioned at the inner side of the limiting plate, two torsion arms of the torsion spring are respectively abutted against two sides of the limiting block, and the torsion arms can move between the limiting block and the end part of the limiting plate; the connecting cylinder comprises a limiting cover and a rotary cylinder, the limiting cover is provided with a first clamping piece positioned between the two torsion arms, the rotary cylinder penetrates through the fixing hole and is fixed with the handle, a cavity is formed in the rotary cylinder, and the cavity of the rotary cylinder is communicated with the accommodating cavity to form a clutch cavity; the driving piece comprises a baffle plate and a clutch sleeve, the baffle plate is provided with two second clamping pieces between the torque arms, the clutch sleeve penetrates through a cavity of the rotary drum and the end part of the clutch sleeve is provided with the clutch structure, the elastic button is in a pressing state, and the clutch piece can be matched with the clutch structure in the clutch cavity.

Optionally, the limit cover is provided with a first stopper, the barrier plate is provided with a second stopper matched with the first stopper, and when the clutch member and the clutch structure are in a separated state, the handle rotates in the reverse locking direction to drive the driving member to rotate through the first stopper and the second stopper, so that the door lock is reversely locked.

Optionally, the drum-type garbage can further comprises a pressing cover, one side, away from the drum, of the limiting cover is provided with a mounting groove, the pressing cover is fixed with the limiting cover, and the baffle plate is rotatably located in the mounting groove.

Optionally, the bearing further comprises a bearing, a flange is arranged at one end, facing the action part, of the fixing hole along the circumferential direction of the fixing hole, an outer ring of the bearing is fixedly connected with the flange, and the limiting cover and the connecting part are respectively abutted to the inner ring of the bearing from two ends.

Optionally, the inner wall of the flange is uniformly provided with at least three ribs along the circumferential direction, the length direction of the ribs is parallel to the axial direction of the flange, and the outer ring of the bearing is in interference fit with the ribs.

Optionally, the bearing device further comprises a bearing pressure plate connected with the panel, the diameter of the flange is larger than that of the fixing hole, and the edges of the bearing pressure plate and the fixing hole are respectively abutted to the outer ring of the bearing from two ends.

Optionally, one side of the connecting portion facing the driving member is provided with a first boss, one side of the limiting cover facing the operating portion is provided with a second boss, and the first boss and the second boss are abutted to the inner ring of the bearing from two ends.

Drawings

Fig. 1 is an exploded view of the intelligent door lock provided in the present embodiment;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is a schematic view of a handle and its internal structure according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of the slider and the elastic button in the engaged state in the present embodiment;

FIG. 5 is a schematic structural diagram of the slider and the elastic button in a separated state in the present embodiment;

FIG. 6 is a partial schematic view of the structure within the receiving cavity of the handle;

FIG. 7 is a schematic structural diagram of an intelligent door lock;

FIG. 8 is a schematic view of the internal structure of FIG. 7;

FIG. 9 is an enlarged view of B in FIG. 8;

FIG. 10 is a left side view of FIG. 8;

FIG. 11 is a schematic view of the structure of a panel;

FIG. 12 is a schematic view of the connector barrel at a first angle;

FIG. 13 is a schematic structural view of the connector barrel at a second angle;

fig. 14 is a schematic view of the structure of the driving member.

In the accompanying fig. 1-13, the reference numerals are illustrated as follows:

1-panel, 11-fixing hole, 12-flange, 121-convex rib, 13-limiting plate, 14-limiting block;

21-handle, 211-connecting part, 212-handle, 213-first strip-shaped hole, 214-rear cover, 215-first boss, 216-separating block, 217-first limiting area, 218-second limiting area, 22-button, 23-clutch piece, 24-return spring, 25-spring baffle plate and 26-accommodating cavity;

311-clutch structure, 312-baffle, 313-clutch sleeve, 314-second dog, 315-second dog, 316-plug groove, 32-connecting cylinder, 321-limit cover, 322-rotating cylinder, 323-first dog, 324-first dog, 325-connecting plate, 326-second boss, 327-dog, 33-torsion spring and 331-torsion arm; 34-a gland;

4-bearing, 41-bearing press plate;

51-sliding block, 511-slotted, 512-through hole, 513-second strip-shaped hole, 52-operating piece, 521-bulge, 522-limiting part, 523-limiting column, 524-limiting bump, 53-pressure spring and 54-limiting screw.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1-13, fig. 1 is an exploded view of an intelligent door lock provided in the present embodiment; FIG. 2 is an enlarged view of A in FIG. 1; FIG. 3 is a schematic view of a handle and its internal structure according to an embodiment of the present invention; FIG. 4 is a schematic structural diagram of the slider and the elastic button in the engaged state in the present embodiment; FIG. 5 is a schematic structural diagram of the slider and the elastic button in a separated state in the present embodiment; FIG. 7 is a schematic structural diagram of an intelligent door lock; FIG. 8 is a schematic view of the internal structure of FIG. 7; FIG. 9 is an enlarged view of B in FIG. 8; FIG. 10 is a left side view of FIG. 8; FIG. 11 is a schematic view of the structure of a panel; FIG. 12 is a schematic view of the connector barrel at a first angle; FIG. 13 is a schematic structural view of the connector barrel at a second angle; fig. 14 is a schematic view of the structure of the driving member.

The embodiment of the invention provides an intelligent door lock, as shown in fig. 1, the intelligent door lock comprises a panel 1, an operation part, an action part and a bolt, wherein the panel 1 is provided with a fixed hole 11, the operation part and the action part are respectively arranged at two ends of the fixed hole 11, the action part comprises a driving part provided with a clutch structure 311, and the bolt can be driven to extend out or retract by the rotation of the driving part; the operation portion includes handle 21 and the elastic button that is equipped with separation and reunion piece 23, and the elastic button can cooperate with separation and reunion structure 311 under being in the state of pressing for the rotation of handle 21 can drive the rotation of driving piece, and then realizes stretching out and retracting of spring bolt.

That is to say, when operating the operating portion, press the elastic button and make it be in the state of pressing, at this moment, the rotation of handle 21 can transmit the rotation to the driving piece, and the rotation of driving piece can drive stretching out and retracting of spring bolt, consequently, press the elastic button simultaneously and rotate handle 21 and can realize the locking and the unblock of this intelligence lock. When the pressing action on the elastic button is removed, the clutch member 23 is disengaged from the clutch structure 311, and at this time, the rotation of the handle 21 cannot be transmitted to the driving member, so that the smart door lock cannot be opened only by rotating the handle 21 without pressing the elastic button.

Therefore, even if someone outside the door passes a tool through the cat eye hole to rotate the handle 21, the latch cannot be driven to retract, i.e., the door lock cannot be opened. Thereby guarantee the security of this intelligence lock.

The handle 21 in this embodiment is further provided with an opening and closing mechanism, the opening and closing mechanism includes an operating part 52 extending out of the handle 21 and a limiting structure located in the handle 21, the limiting structure is matched with the elastic button, the elastic button is in a pressed state, and the operating part 52 can act on the limiting structure to enable the limiting structure to be matched with the elastic button so as to limit resilience of the elastic button.

That is to say, when the function of preventing the cat eye from unblanking is realized through the elastic button to needs, it can to keep limit structure and elastic button to be in the state of breaking away from, and in certain occasion or to some customers that have special needs, when need not to prevent the function that the cat eye unblanked, press the elastic button and make it be in the state of pressing, act on limit structure through operating parts 52, make limit structure and elastic button cooperation in order to restrict this elastic button resilience, at this moment, the elastic button keeps the state of pressing, only need can realize stretching out or retracting of spring bolt through rotating handle 21. When the cat eye unlocking function needs to be started, the operating piece 52 acts on the limiting structure again to enable the limiting structure to be separated from the elastic button, at the moment, the rebound of the elastic button is not limited, and the elastic button needs to be pressed down and the handle 21 needs to be rotated simultaneously during unlocking.

In the above embodiment, be equipped with in the handle 21 and hold the cavity, the lateral wall that should hold the cavity is equipped with first bar hole 213, and limit structure is located this and holds the cavity, and operating part 52 stretches out outside this first bar hole 213, can drive limit structure when operating part 52 moves along the length direction of first bar hole 213 and slide to realize limit structure and elastic button's cooperation and separation. That is, in the present embodiment, the push-pull operation element 52 is slid to drive the limit structure to slide to engage with and disengage from the elastic button.

Of course, in this embodiment, the operating element 52 may also be a push key located on the side wall of the handle 21, the push key is similar to an internal structure of a push pen (a structure known to those skilled in the art and not described herein), the limit structure is equivalent to a pen point, the side wall of the elastic button is provided with a lock hole or a lock groove adapted to the limit structure, the push key is pressed to extend the limit structure and insert the limit structure into the lock hole or the lock groove, so as to limit the resilience of the elastic case, and the push key is pressed again to limit the limit structure, i.e., retract the elastic button.

And the scheme that the limiting structure is driven to slide through push-pull operation so that the limiting structure is matched with the elastic button can avoid the situation of misoperation and is better in safety compared with the scheme that a press key is arranged.

In the above embodiment, the opening and closing mechanism further includes a slider 51 located in the accommodating cavity, the movement of the operating element 52 can drive the slider 51 to slide, and the limiting structure is arranged at one end of the slider 51; the sliding block 51 is provided with a second strip-shaped hole 513, the sliding block 51 is fixed with the handle 21 through a limit screw 54 and the second strip-shaped hole 513, and the limit screw 54 can slide along the second strip-shaped hole 513.

Specifically, the length direction of the second strip-shaped hole 513 is parallel to the length direction of the first strip-shaped hole 213, so that the slider 51 can stably slide to be matched with the elastic button. The number of the second bar-shaped holes 513 is not required, and the number of the second bar-shaped holes 513 in this embodiment is two, so that the position and the sliding direction of the slider 51 are limited, and the sliding of the slider 51 is more stable.

In the above embodiment, the opening and closing mechanism further includes the pressure spring 53 located in the accommodating cavity, the operating element 52 includes the protruding portion 521 extending out of the first bar-shaped hole 213 and the limiting portion 522 located in the accommodating cavity, wherein the protruding portion 521 extends out of the first bar-shaped hole 213 to facilitate manual operation thereon, the limiting portion 522 is located in the accommodating cavity to limit the operating element 52 to completely extend out of the first bar-shaped hole 213 and be separated from the first bar-shaped hole 213, and the limiting portion 522 is further used for driving the sliding block 51 to slide.

As shown in fig. 1, the position-limiting portion 522 has a position-limiting protrusion 524, as shown in fig. 6, a separating block 216 adapted to the position-limiting protrusion 524 is disposed in the accommodating cavity, the separating block 216 separates the accommodating cavity into a first position-limiting area 217 and a second position-limiting area 218, when the position-limiting structure is engaged with the elastic button, the position-limiting protrusion 524 is located in the first position-limiting area 217, and when the position-limiting structure is disengaged from the elastic button, the position-limiting protrusion 524 is located in the second position-limiting area 218. The compressed spring 53 acts on the limiting part 522 so that the protruding part 521 is located in the limiting area (including the first limiting area 217 and the second limiting area 218), and when the compressed spring 53 is in a compressed state, the limiting part 522 is separated from the limiting area. Specifically, when the protrusion 521 is pressed down to compress the compression spring 53, the limiting protrusion 524 is separated from the limiting area, and the sliding operation element 52 can drive the slider 51 to slide, and when the opening and closing mechanism is adjusted to a desired state (the limiting structure may be matched with the elastic button or separated from the elastic button), the pressing of the protrusion 521 is released, and the compression spring 53 in the compressed state pushes the limiting portion 522 to make the limiting protrusion located in the limiting area and limited by the partition 216, so as to avoid the situation that the position of the slider 51 moves due to rotation, vibration and the like in the use process of the handle 21.

In the above embodiment, the slider 51 is provided with the through hole 512, the limiting portion 522 is provided with the limiting column 523 penetrating through the through hole 512, the compressed spring 53 is sleeved outside the limiting column 523, and the length of the compressed spring 53 is greater than that of the limiting column 523. After the operating element 52 is pressed, one end of the spring abuts against the limiting part 522, the other end of the spring abuts against the sliding block 51 and is gradually compressed until the end part of the limiting column 523 penetrates into the through hole or the groove 512, and after the pressing of the convex part 521 is cancelled, the compressed spring 53 in a compressed state pushes the limiting part to enable the limiting column 523 to be separated from the through hole or the groove 512.

Of course, in this embodiment, the operating element 52 and the slider 51 may be an integral structure or a fixed structure, the slider 51 is provided with the through hole 512, and when the operating element 52 is provided with the limiting post 523, the limiting post 523 can move along the axial direction of the through hole 512, that is, the position of the slider 51 is unchanged and the position of the limiting structure is unchanged during the compression process and the recovery process of the compression spring 53, so that the matching between the operating element and the elastic button is conveniently realized.

In this embodiment, the number of the limiting columns 523 is set to two, that is, the sliding of the operating element 52 drives the sliding block 51 to slide through the two sets of pushing elements, so that the sliding of the sliding block 51 is more stable, and the rotation or offset is avoided. Meanwhile, the number of the limiting convex blocks 524 and the number of the separating blocks 216 are two, so that the limiting effect is ensured.

In the above embodiment, the handle 21 includes the handle 212 and the connecting portion 211, the opening and closing mechanism is disposed on the handle 212, the second strip-shaped hole 513 is disposed on the handle 212, the connecting portion 211 is provided with the accommodating cavity 26 communicated with the fixing hole 11, the elastic button is located in the accommodating cavity 26, the elastic button further includes the key 22 and the return spring 24, wherein the key 22 is fixed to the clutch member 23, the key 22 extends out of the accommodating cavity 26 for pressing operation, the spring retainer 25 is disposed in the accommodating cavity 26, the return spring 24 is located between the spring retainer 25 and the clutch member 23, and the clutch member 23 can pass through the spring retainer 25 to be engaged with the clutch structure 311. When the key 22 is pressed, the return spring 24 is compressed, the clutch member 23 is engaged with the clutch structure 311, and after the pressing operation of the key 22 is removed, the compressed return spring 24 pushes the clutch member 23 to be disengaged from the clutch structure 311.

In the above embodiment, the end of the slider 51 is provided with the slot 511 adapted to the key 22, when the side wall of the slot 511 is engaged with the side wall of the key 22, the end surface of the slot 511 is capable of abutting against the clutch member 23 to limit the rebound of the elastic button, that is, the slot 511 is the above-mentioned limit structure to limit the separation of the clutch member 23 from the clutch structure 311. Specifically, when button 22 is the cylinder type structure, fluting 511 is the arc wall, and when button 22 was square column structure, fluting 511 was the square groove, guaranteed to have sufficient butt area between limit structure and the separation and reunion piece 23, avoided limit structure to take place the condition of warping.

Of course, in this embodiment, can also set up limit structure as the gag lever post, the elastic button is equipped with the spacing recess with gag lever post looks adaptation, and at this moment, make the spacing recess of inserting of gag lever post spacing with the axial displacement to this elastic button carry on spacingly through sliding operation spare 52, and then restrict its resilience. Specifically, the end of the slider 52 may be provided with a stopper, or the entire slider 52 may be provided with a rod-shaped structure.

The limiting structure is provided with the slot 511, so that the contact area between the limiting structure and the elastic button can be increased, the requirement on the processing technology is low, and the stability and the processing manufacturability are good.

In the above embodiment, the key 22 and the clutch member 23 are of a split structure and fixed by bolts, the key 22 is an aluminum profile with a surface subjected to hard anodic oxidation, and the clutch member 23 is a zinc alloy with a surface subjected to electroplating treatment. The button 22 stretches out outside the accommodating cavity 26 for pressing operation, specifically, as shown in fig. 3, the handle 21 comprises a connecting portion 211, a handle 212 and a rear cover 214, the rear cover 214 is provided with a hole structure so that the button 22 can stretch out of the accommodating cavity 26, friction possibly exists between the inner wall of the hole structure and the outer wall of the button 22, at the moment, the button 22 is arranged to be an aluminum profile with the surface subjected to hard anodic oxidation, the hardness of the aluminum profile is improved, the abrasion resistance of the aluminum profile is good, and scratching and abrasion are avoided. The clutch member 23 is made of zinc alloy with a surface plated to ensure sufficient strength, so that the clutch member rotates with the driving member driven by the engagement of the clutch structure 311.

In the above embodiment, the actuating portion further includes the connecting cylinder 32 and the torsion spring 33, and the torsion spring 33 can act on the driving member to drive the latch bolt to extend. Panel 1 is equipped with limiting plate 13 and stopper 14 along the circumference of fixed orifices 11, and limiting plate 13 is equipped with the breach, and stopper 14 is located the intermediate position of breach, and is concrete, and the intermediate position of breach indicates the intermediate position at the both ends of limiting plate 13, and this stopper 14 is the same apart from the distance at the both ends of limiting plate 13, and the tip of limiting plate 13 is extended along circumference and will be passed through stopper 14 position.

The torsion spring 33 is located the inboard of limiting plate 13 and two torque arms 331 of torsion spring 33 butt the both sides of stopper 14 respectively, torque arm 331 can move between the tip of stopper 14 and limiting plate 13, as shown in fig. 10 and 12, connecting cylinder 32 includes spacing lid 321 and rotary drum 322, spacing lid 321 is equipped with the first fastener 323 that is located between two torque arms 331, rotary drum 322 passes fixed orifices 11 and is fixed with handle 21, can drive connecting cylinder 32 together when handle 21 rotates promptly, be equipped with the cavity in the rotary drum 322, and the cavity and the holding chamber 26 intercommunication of rotary drum 322 form the separation and reunion chamber.

As shown in fig. 12, a connecting plate 325 is arranged at an end of the rotating cylinder, the connecting plate 325 and the spring baffle 25 are fixed by screws, the connecting plate 325 is provided with a clamping piece 327 and a through hole, the spring baffle 25 is provided with a clamping groove matched with the clamping piece 327, and when the clamping piece 327 is matched with the clamping groove, the through hole corresponds to the clutch piece 23, so that the clutch piece 23 can sequentially pass through the spring baffle 25 and the through hole and is matched with the clutch structure 311, and the clamping piece 327 and the clamping groove are arranged to realize accurate positioning in the installation process and improve the installation efficiency.

The driving member comprises a baffle plate 312 and a clutch sleeve 313, the baffle plate 312 is provided with a second clamping piece 314 positioned between the two torsion arms 331, the second clamping piece 314 is also positioned at the position of the limiting block 14, and in order to avoid interference, the first clamping piece 323, the second clamping piece 314 and the limiting block 14 can be arranged in parallel along the length direction of the torsion arms 331. The clutch sleeve 313 penetrates through the cavity of the rotary drum 322, the clutch structure 311 is arranged at the end part of the clutch sleeve 313, the button is in a pressing state, the clutch piece 23 can be matched with the clutch structure 311 in the clutch cavity, the driving piece can be driven to rotate by the rotation of the handle 21, and then the lock tongue is driven to extend out or retract, so that the lock door can be locked or unlocked.

The inboard of limiting plate 13 is used for limiting the position of torsional spring 33, avoids torsional spring 33 to take place the drunkenness along its radial direction in the use, and then avoids torsional spring 33 and driving piece to break away from and leads to unable effect in the condition that the driving piece made it drive the spring bolt stretch out. The gap of the stopper plate 13 and the stopper 14 limit the rotation angle of the first and

second latches

323 and 314, thereby limiting the rotation angle of the handle 21 and limiting the compression stroke of the torsion spring 33.

In an initial state, as shown in fig. 7, the first clamping piece 323, the second clamping piece 314 and the limiting block 14 are arranged in parallel along the two torque arms 331 of the torsion spring 33, after the clutch piece 23 is engaged with the clutch structure 311, the rotation of the handle 21 can drive the driving piece to rotate, meanwhile, because the connecting cylinder 32 is fixedly connected with the handle 21, the first clamping piece 323 and the second clamping piece 314 synchronously rotate and push one torque arm 331 of the torsion spring 33 to move to the other end of the limiting plate 13 in a direction away from the other torque arm 331, and when the intelligent door lock is opened, the pressing operation of the key 22 is withdrawn, the clutch piece 23 is separated from the clutch structure 311, the restoring force of the torsion spring 33 will drive the first clamping piece 323 and the second clamping piece 314 to return to the initial positions, and at the same time, the rotation of the connecting cylinder 32 will drive the handle 21 to rotate to the original.

Carry on spacingly through limiting plate 13 and stopper 14 to the turned angle of driving piece and handle 21, limiting plate 13 and stopper 14 locate panel 1 and with panel 1 structure as an organic whole, specific limiting plate 13 and stopper 14 can be with panel 1 structure as an organic whole also can be non-detachable fixed mode such as welding to be connected, stability is good. Because the lock is in the use, the rotation of handle 21 is the regular motion, consequently, carries on spacingly through limiting plate 13 and stopper 14 to the turned angle of handle 21, can avoid limiting plate 13 and stopper 14 to take place to warp, not hard up the condition after taking place to collide the spacing many times with first fastener 323, second fastener 314, simple structure, reliable, stability is good.

Specifically, in the present embodiment, the handle 21 may be a long-strip-shaped structure, and is rotated by being pressed down or lifted up, the handle 21 may also be a round handle 21, and the rotation is realized by being twisted clockwise or counterclockwise, and the following embodiments are described by taking an example in which the handle 21 is pressed down to realize the latch bolt retraction unlocking, and the handle 21 is lifted up to realize the counter locking.

In the above embodiment, the limit cover 321 has a first stopper 324 (as shown in fig. 13), the barrier 312 has a second stopper 315 (as shown in fig. 14) adapted to the first stopper 324, when the clutch member 23 and the clutch structure 311 are in the separated state, the handle 21 can rotate in the unlocking direction to drive the driving member to rotate through the first stopper 324 and the second stopper 315, so as to unlock the door lock. When the clutch 23 and the clutch structure 311 are in a separated state, the rotation of the handle 21 can drive the connecting cylinder 32 to rotate and cannot drive the driving member to rotate, the unlocking cannot be realized by pressing the handle 21 downward, and when the handle 21 is lifted upward (the handle 21 is rotated in the reverse locking direction), the connecting cylinder 32 rotates along with the handle 21, at this time, the first stopper 324 and the second stopper 315 are matched and drive the driving member to rotate, so as to realize the reverse locking, that is, the key 22 is required to be pressed simultaneously for unlocking, the handle 21 is pressed downward, the operation can be realized by only lifting the handle 21 without pressing the key 22 during the reverse locking, and the operation is convenient on the premise of ensuring safety.

In addition, when the handle 21 rotates in the reverse locking direction, the first stopper 324 can push the second stopper 315 to rotate the driving member, and for different positions of the handle 21 relative to the door, the rotation direction of the handle 21 is different when the door is opened, and if the door lock is arranged on the left side and the right side of the door, the rotation direction of the handle 21 is opposite when the door is unlocked, therefore, for different arrangement positions, only the corresponding connecting cylinder 32 needs to be selected, specifically, the arrangement position of the first stopper 324 of the connecting cylinder 32 is different, and the connecting cylinder 32 which can push the second stopper 315 to rotate by the first stopper 324 when the connecting cylinder 32 rotates in the reverse locking direction is selected.

In the above embodiment, the intelligent door lock further includes a pressing cover 34, a side of the limiting cover 321 away from the drum 322 is provided with a mounting groove, the pressing cover 34 is fixed with the limiting cover 321, and the baffle 312 is rotatably located in the mounting groove. Of course, in this embodiment, the mounting groove may be opened on a side of the pressing cover 34 facing the limiting cover 321, or both the limiting cover 321 and the pressing cover 34 may be provided with a part of the mounting groove. The pressing cover 34 serves to restrict the movement of the stopper cap 321 in the axial direction thereof.

In the above embodiment, as shown in fig. 2, the smart door lock further includes a bearing 4, as shown in fig. 11, a flange 12 is provided along a circumferential direction of one side of the fixing hole 11 facing the operating portion, an outer ring of the bearing 4 is fixed to the flange 12, and the limit cover 321 and the connecting portion 211 of the handle 21 are respectively abutted against an inner ring of the bearing 4 from both ends. The rotary drum 322 of connecting cylinder 32 passes fixed orifices 11 and handle 21 rigid coupling, and because handle 21 is in the use, need drive the frequent rotation of connecting cylinder 32, therefore, the clearance between connecting cylinder 32 and the fixed orifices 11 can be eliminated in setting up of bearing 4, avoid the dust to get into, when guaranteeing inside cleanness, can avoid handle 21 to take place to become flexible at rotating in-process connecting cylinder 32, can eliminate rocking of handle 21 simultaneously, guarantee the stability in the use, and can avoid because the wearing and tearing that the friction caused, and long service life. In addition, the flange 12 is more convenient to fix with the outer ring of the bearing 4, and the requirement for the thickness of the panel 1 is reduced under the condition that stable fixation is ensured.

When the circumference of fixed orifices 11 was equipped with above-mentioned flange 12 and limiting plate 13 simultaneously, flange 12 was located the inboard of limiting plate 13, and at this moment, the outside of flange 12 was located to the torsional spring 33 cover, encloses between flange 12 and the limiting plate 13 promptly and closes the standing groove that forms and be used for placing torsional spring 33, simple structure, and it is good to place stability.

Further, the inner wall of flange 12 evenly is equipped with at least three protruding muscle 121 along the axial to the length direction of each protruding muscle 121 and the axial direction of flange 12 are parallel, the outer lane of bearing 4 and each protruding muscle 121 interference fit, of course in this embodiment, still can be with the direct inner wall interference fit with flange 12 of outer lane of bearing 4 in order to realize fixedly, and the setting up of protruding muscle 121 is convenient for realize the requirement to the precision, and simultaneously, reduce the intensity requirement to flange 12, the installation operation of being convenient for.

In the above embodiment, a bearing holding plate 41 connected to the panel 1 is further included, the diameter of the flange 12 is larger than that of the fixing hole 11, and the edges of the bearing holding plate 41 and the fixing hole 11 abut against the outer race of the bearing 4 from both ends, respectively, to restrict the axial movement of the bearing 4. After the handle 21 is rotated to open the door, the action of pushing or pulling the door needs to be realized by pushing or pulling the handle 21, the position of the bearing 4 can be stabilized by the edge of the fixing hole 11 and the bearing pressing plate 41, and the situation that the bearing 4 is separated from the fixing hole 11 under the driving of the handle 21 is avoided.

In the above embodiment, as shown in fig. 8 and 9, the connecting portion 211 is provided with the first boss 215 on the side facing the driver, the stopper cap 321 is provided with the second boss 326 on the side facing the operating portion, and the first boss 215 and the second boss 326 abut against the inner ring of the bearing 4 from both ends. The first boss 215 and the second boss 326 may be provided such that the stopper cover 321 or the connecting portion 211 does not contact the outer ring of the bearing 4, or in the present embodiment, the stopper cover 321 and the connecting portion 211 may be sized so as not to contact the inner ring of the bearing 4. The first boss 215 and the second boss 326 can simplify the size requirement of the limiting cover 321 and the connecting part 211, and simplify the processing technology.

In the above embodiment, as shown in fig. 14, the clutch member 23 includes a plug-in post, and the clutch structure 311 is a plug-in groove matched with the plug-in post. Alternatively, the engaging and disengaging member 23 may be provided with an engaging and disengaging groove, and the engaging and disengaging structure 311 may be an engaging and disengaging column. And the provision of the clutch element 23 to include a peg facilitates engagement of the peg with the clutch formation 311 through the spring retainer 25 and the web 325 as described above.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. The intelligent door lock is characterized by comprising a panel (1), an operation part, an action part and a bolt, wherein the panel (1) is provided with a fixing hole (11), and the operation part and the action part are respectively arranged at two ends of the fixing hole (11);

the action part comprises a driving piece provided with a clutch structure (311), and the rotation of the driving piece can drive the bolt to extend or retract;

the operating part comprises a handle (21) and an elastic button provided with a clutch piece (23), the clutch piece (23) can be matched with the clutch structure (311) when the elastic button is in a pressed state, and the driving piece can be driven to rotate by the rotation of the handle (21);

handle (21) still are equipped with closing mechanism, closing mechanism is including stretching out handle (21) outer operating parts (52) and being located limit structure in handle (21), limit structure with elastic button looks adaptation, elastic button is under the state of pressing, operating parts (52) can act on limit structure makes limit structure with the elastic button cooperation, in order to restrict elastic button kick-backs.

2. The intelligent door lock according to claim 1, wherein a receiving cavity is formed in the handle (21), a first strip-shaped hole (213) is formed in a side wall of the receiving cavity, the limiting structure is located in the receiving cavity, the operating part (52) extends out of the first strip-shaped hole (213), and the operating part (52) can drive the limiting structure to slide when moving along the length direction of the first strip-shaped hole (213), so that the limiting structure is matched with and separated from the elastic button.

3. The intelligent door lock according to claim 2, wherein the opening and closing mechanism further comprises a sliding block (51) located in the accommodating cavity, the sliding block (51) can be driven to slide by the movement of the operating piece (52), and the limiting structure is arranged at one end of the sliding block (51);

the slider (51) is provided with a second strip-shaped hole (513), the slider (51) is fixed with the handle (21) through a limit screw (54) and the second strip-shaped hole (513), and the limit screw (54) can slide in the second strip-shaped hole (513).

4. The intelligent door lock according to claim 3, wherein the operating part (52) comprises a protruding part (521) extending out of the first strip-shaped hole (213) and a limiting part (522) located in the accommodating cavity, and the limiting part (522) can drive the sliding block (51) to slide.

5. The intelligent door lock according to claim 4, wherein the opening and closing mechanism further comprises a pressure spring (53);

the limiting part (522) is provided with a limiting lug (524), a separating block (216) matched with the limiting lug (524) is arranged in the accommodating cavity, the separating block (216) divides the accommodating cavity into a first limiting area (217) and a second limiting area (218), when the limiting structure is matched with the elastic button, the limiting lug (524) is positioned in the first limiting area (217), and when the limiting structure is separated from the elastic button, the limiting lug (524) is positioned in the second limiting area (218);

the compressed spring (53) acts on the limiting part (522) to enable the protruding part (521) to be located in the limiting area, and when the compressed spring (53) is in a compressed state, the limiting part (522) is separated from the limiting area.

6. The intelligent door lock according to claim 5, wherein the slider (51) is provided with a through hole (512), the limiting part (522) is provided with a limiting column (523) penetrating through the through hole (512), the compression spring (53) is sleeved outside the limiting column (523), and the length of the compression spring (53) is greater than that of the limiting column (523).

7. The intelligent door lock according to any one of claims 1-6, wherein the handle (21) comprises a handle (212) and a connecting part (211), the opening and closing mechanism is arranged on the handle (212), the connecting part (211) is provided with a containing cavity (26) communicated with the fixing hole (11), and the elastic button is positioned in the containing cavity (26);

the elastic button further comprises a key (22) and a return spring (24), the key (22) is fixed with the clutch piece (23), and the key (22) extends out of the accommodating cavity (26);

a spring baffle plate (25) is arranged in the accommodating cavity (26), the return spring (24) is positioned between the spring baffle plate (25) and the clutch piece (23), and the clutch piece (23) can penetrate through the spring baffle plate (25) and is matched with the clutch structure (311).

8. The intelligent door lock according to claim 7, characterized in that when the opening and closing mechanism comprises a sliding block (51), an open slot (511) matched with the key (22) is formed in the end of the sliding block (51), and when the slot wall of the open slot (511) is attached to the key (22), the end surface of the open slot (511) can abut against the clutch piece (23) to form the limit structure.

9. The intelligent door lock according to claim 7, wherein the key (22) and the clutch piece (23) are of a split structure and are fixed through bolts, the key (22) is an aluminum profile with a surface subjected to hard anodic oxidation, and the clutch piece (23) is zinc alloy with a surface subjected to electroplating treatment.

10. The intelligent door lock according to claim 7, wherein the action part further comprises a connecting cylinder (32) and a torsion spring (33);

the panel (1) is provided with a limiting plate (13) and a limiting block (14) along the circumferential direction of the fixing hole (11), the limiting plate (13) is provided with a notch, and the limiting block (14) is located in the middle of the notch;

the torsion spring (33) is positioned on the inner side of the limiting plate (13), two torsion arms (331) of the torsion spring (33) are respectively abutted against two sides of the limiting block (14), and the torsion arms (331) can move between the limiting block (14) and the end part of the limiting plate (13);

the connecting cylinder (32) comprises a limiting cover (321) and a rotary cylinder (322), the limiting cover (321) is provided with a first clamping piece (323) positioned between the two torsion arms (331), the rotary cylinder (322) penetrates through the fixing hole (11) and is fixed with the handle (21), a cavity is arranged in the rotary cylinder (322), and the cavity of the rotary cylinder (322) is communicated with the accommodating cavity (26) to form a clutch cavity;

the driving piece comprises a baffle plate (312) and a clutch sleeve (313), the baffle plate (312) is provided with a second clamping piece (314) positioned between the two torque arms (331), the clutch sleeve (313) penetrates through a cavity of the rotary drum (322) and the end part of the clutch sleeve (313) is provided with the clutch structure (311), the elastic button is in a pressing state, and the clutch piece (23) can be matched with the clutch structure (311) in the clutch cavity.

11. An intelligent door lock according to claim 10, wherein the limit cover (321) is provided with a first stopper (324), the barrier (312) is provided with a second stopper (315) matched with the first stopper (324), and when the clutch member (23) and the clutch structure (311) are in a separated state, the handle (21) rotates in the reverse locking direction, and the first stopper (324) and the second stopper (315) can drive the driving member to rotate, so that the door lock is reversely locked.

12. A door lock according to claim 10, further comprising a gland (34), wherein a side of the position-defining cap (321) remote from the drum (322) is provided with a mounting slot, the gland (34) being fixed to the position-defining cap (321), the barrier (312) being rotatably located in the mounting slot.

13. The intelligent door lock according to claim 11, further comprising a bearing (4), wherein a flange (12) is arranged at one end of the fixing hole (11) facing the action part along the circumferential direction of the fixing hole, an outer ring of the bearing (4) is fixedly connected with the flange (12), and the limiting cover (321) and the connecting part (211) are respectively abutted with an inner ring of the bearing (4) from two ends.

14. A door lock according to claim 13, characterized in that the inner wall of the flange (12) is uniformly provided with at least three ribs (121) along the circumferential direction thereof, the length direction of the ribs (121) is parallel to the axial direction of the flange (12), and the outer ring of the bearing (4) is in interference fit with each of the ribs (121).

15. Door lock according to claim 13, characterized in that it further comprises a bearing pressure plate (41) connected to the panel (1), the diameter of the flange (12) being greater than the diameter of the fixing hole (11), the edges of the bearing pressure plate (41) and of the fixing hole (11) abutting the outer ring of the bearing (4) from both ends, respectively.

16. A door lock according to claim 13, characterized in that the connecting part (211) is provided with a first boss (215) on the side facing the drive part, and that the stop cover (321) is provided with a second boss (326) on the side facing the operating part, the first boss (215) and the second boss (326) abutting the inner ring of the bearing (4) from both ends.