CN220059229U

CN220059229U - Intelligent lockset

Info

Publication number: CN220059229U
Application number: CN202321169856.2U
Authority: CN
Inventors: 陈唤强; 夏飞华
Original assignee: Wenzhou Kenta Intelligent Technology Co ltd
Current assignee: Wenzhou Kenta Intelligent Technology Co ltd
Priority date: 2023-05-12
Filing date: 2023-05-12
Publication date: 2023-11-21
Anticipated expiration: 2033-05-12

Abstract

The utility model discloses an intelligent lockset, which comprises: the outer handle is arranged on the outer side of the door plate, a mechanical unlocking component and a control circuit board are arranged in the outer handle, and a control circuit for controlling the mechanical unlocking component is arranged on the control circuit board; a Hall switch is arranged on the control circuit board; the rotor is rotatably arranged in the outer handle; the rotor is provided with a magnet which is arranged along with the rotation of the rotor, and the magnet is used for triggering the Hall switch to send an anti-lock unlocking instruction to the control circuit; the inner handle is arranged on the inner side of the door plate and is in transmission connection with the rotor through a square shaft; the inner handle is provided with a back locking circuit board and a back locking button, and the back locking circuit board is used for generating a back locking instruction to the control circuit according to the fact that a user presses the back locking button. According to the utility model, after the back locking mode is opened through the back locking button on the inner handle, the back locking mode can be automatically released by rotating the inner handle, so that the convenience of opening and closing the back locking mode of the intelligent lockset is greatly improved, and the use experience of a user is improved.

Description

Intelligent lockset

Technical Field

The utility model relates to the technical field of locks, in particular to an intelligent lock.

Background

The intelligent door lock is a lockset which is different from the traditional mechanical lock in mechanical unlocking mode, and achieves more intelligent and simplified aspects of user safety, identification and manageability by combining a non-contact unlocking mode such as a magnetic card, a radio frequency card and the like or a biological identification unlocking mode such as fingerprint and iris identification and the like.

The back panel of the intelligent door lock generally has two functions of back locking and handle door opening, the back locking of the intelligent door lock on the market at present is generally realized through a back locking knob, for example, the back panel of the intelligent door lock provided by China patent No. CN217631771U, the back locking mechanism comprises the back locking knob and a back locking spring arranged on the back locking knob, a back locking sensor for detecting the back locking knob switch is arranged on the intelligent control panel, the back locking sensor detects corresponding operation and feeds back to the intelligent control panel, so that the back locking sensor is matched with the intelligent control panel and a communication module to realize remote check of the back locking state of the door lock, and the back locking control mode requires a user to manually release the back locking state of the door lock. When the user forgets to release the back locking state of the intelligent door lock and opens the door, the user can be back locked outside the door and cannot open the door in a conventional unlocking mode such as fingerprint and door card, so that great inconvenience is caused to the user, and the use experience of the user is greatly affected.

In view of this, there is an urgent need to improve the structure of the intelligent door lock in the prior art, so as to improve the convenience of controlling the mechanical back lock.

Disclosure of Invention

The utility model aims to solve the technical problems that the back locking control of the existing intelligent door lock is inconvenient and the use experience of a user is affected.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

an intelligent lockset, comprising:

the outer handle is arranged on the outer side of the door plate, a panel is arranged on the outer handle, a mechanical unlocking component and a control circuit board connected with the panel are arranged in the outer handle, and a control circuit for controlling the mechanical unlocking component is arranged on the control circuit board; the control circuit board is provided with a Hall switch;

the rotor is rotationally arranged in the outer handle; the rotor is provided with a magnet which is rotationally arranged along with the rotor, and the magnet is used for triggering the Hall switch to send a back-locking and unlocking instruction to the control circuit;

the inner handle is arranged on the inner side of the door plate and is in transmission connection with the rotor through a square shaft; the inner handle is provided with a back locking circuit board and a back locking button, and the back locking circuit board is used for generating a back locking instruction to the control circuit according to the fact that a user presses the back locking button.

In the above technical scheme, preferably, be equipped with unlocking component chamber and rotor chamber that sets up perpendicularly in the outer handle, the mechanical unlocking component sets up unlocking component chamber, the mechanical unlocking component includes:

the driving frame comprises an upper supporting plate and a lower supporting plate which are arranged in parallel, and a rear supporting plate, a front supporting plate and a pushing plate which are arranged between the upper supporting plate and the lower supporting plate; the rear supporting plate, the pushing plate, the upper supporting plate and the lower supporting plate enclose a driving cavity;

the motor shaft of the driving motor is sleeved with a coupling pin, and the coupling pin penetrates through the rear supporting plate and the front supporting plate and is arranged in the driving cavity in a moving way; the coupling pin is sleeved with a driving spring, the coupling pin is provided with a driving pin perpendicular to the coupling pin, and the driving pin is rotatably arranged on the driving spring;

the free pin is arranged at the front end of the pushing plate and moves along with the driving frame;

the rotor is arranged in the rotor cavity, the outer circumferential surface of the rotor is provided with a plurality of pin grooves matched with the free pins, and the pin grooves are arranged along the radial direction of the rotor.

In the above technical solution, preferably, a free pin guide groove is provided at the front end of the unlocking component cavity, and a front spring limiting part is provided in the free pin guide groove;

the free pin is provided with a rear spring limiting part which is arranged in a protruding manner; the free pin is sleeved with a reset spring, two ends of the reset spring respectively lean against the front spring limiting part and the rear spring limiting part, and the rear end of the free pin leans against the front end of the pushing plate.

In the above technical scheme, preferably, the unlocking assembly is provided with a dust cover in the cavity, the dust cover comprises a motor dust cover and a bracket dust cover, and the motor dust cover and the bracket dust cover are respectively buckled and arranged on the driving motor and the driving frame.

In the above technical scheme, preferably, the mechanical unlocking assembly further comprises an emergency unlocking assembly, and the emergency unlocking assembly comprises:

the emergency lock cylinder is arranged at the rear end of the unlocking component cavity; the emergency lock cylinder is provided with a push rod which is arranged along the length direction of the unlocking component cavity in a moving way, and the rear end of the unlocking component cavity is provided with a push rod push hole;

the emergency support is movably arranged in the unlocking component cavity, the rear end of the emergency support is in butt joint with the front end of the push rod, and the front end of the emergency support is connected with the driving frame.

In the above technical solution, preferably, the inner handle and the outer handle each include a handle seat for being mounted with the door panel and a handle rotatably provided on the handle seat.

In the above technical solution, preferably, the handle seat includes:

an end cover cavity is arranged on the end surface of the handle seat end cover, which is close to the door plate; the handle seat end cover is provided with a handle through hole and a fixing hole; a torsion spring limiting part is arranged in the end cover cavity;

the torsion spring comprises a torsion spring body and two torsion spring arms extending out along the torsion spring body, the torsion spring body is sleeved on the handle, and the torsion spring arms are propped against the side face of the torsion spring limiting part;

the cover pressing plate is sleeved on the handle and arranged on one side of the torsion spring close to the door plate; the center of the cover pressing plate is provided with a handle hole, and a limit bump which is arranged in a protruding manner is arranged in the handle hole;

the handle is provided with a handle connecting part, the outer diameter of the handle connecting part is matched with the inner diameter of the handle hole, and the handle connecting part is provided with a limit groove matched with the limit lug.

In the above technical scheme, preferably, a back locking control cavity is arranged in the handle of the inner handle, an inner handle cover plate which is detachably arranged is arranged on the back locking control cavity, the back locking circuit board is arranged in the back locking control cavity, and the back locking button is arranged on the inner handle cover plate.

In the above technical solution, preferably, a screw seat is provided on an end face of the inner handle cover plate, which is close to the back-locking control cavity, and a screw hole is provided on the screw seat; the handle of the inner handle is provided with a fixing screw through hole, and the fixing screw is fixedly connected with the screw seat through the fixing screw through hole and the screw hole.

In the above technical solution, preferably, the number of magnets is several, and the magnets are disposed on a circle with a point on the axis of the rotor as a center of a circle;

the projection of the Hall switch on the rotor is arranged on the circle where the magnet is located.

Compared with the prior art, the intelligent lockset provided by the utility model has the advantages that the circuit board is controlled by the back locking button to start the back locking mode, the rotor is driven to rotate by the back handle, the change of the magnetic field detected by the Hall switch is realized, the back locking unlocking signal is output, and the quick release of the back locking mode is realized, so that the quick switching from the back locking mode to the release of the back locking mode is realized, the convenience degree of back locking and back locking releasing is improved, and the use experience of a user is improved.

Drawings

FIG. 1 is a schematic diagram of a smart lock according to the present utility model;

FIG. 2 is a schematic view showing the outer handle in a split structure according to the present utility model;

FIG. 3 is a schematic view of the internal structure of the outer handle of the present utility model;

FIG. 4 is a schematic view of a mechanical unlocking assembly according to the present utility model;

FIG. 5 is a schematic view of a rotor according to the present utility model;

FIG. 6 is a schematic view showing the inner handle of the present utility model in a disassembled configuration;

fig. 7 is a structural exploded view of the handle base of the present utility model.

The correspondence between the names and the reference numerals of the respective components in fig. 1 to 7 is as follows:

an outer handle 1, a rotor 2, an inner handle 3,

unlocking component cavity 11, rotor cavity 12, control circuit board 13, panel 14, driving frame 15, driving motor 17, free pin 18, emergency unlocking component 19,

free pin guide slot 111, front spring retainer 112, dust cap 113, ejector pin ejector hole 114,

the hall switch 131 is provided with a switch,

an upper support plate 151, a lower support plate 152, a rear support plate 153, a front support plate 154, a top plate 155,

the coupling pin 171, the driving pin 172,

a rear spring position-limiting portion 181,

emergency lock cylinder 191, emergency bracket 192, ejector pin 193,

the pin grooves 21, the magnets 22,

a handle seat 31, a handle 32, a back lock control cavity 33, an inner handle cover plate 34, a screw seat 35, a back lock circuit board 36, a back lock button 37,

a handle seat end cap 311, a torsion spring 312, a gland plate 313, a torsion spring limit part 314, a handle through hole 315, a fixing hole 316, a handle hole 317, a limit bump 318,

handle connecting portion 321, limit groove 322, set screw through hole 323.

Detailed Description

The utility model provides an intelligent lockset, which can automatically release the back locking mode by rotating an inner handle after the back locking mode is opened by a back locking button on the inner handle, so that the convenience of opening and closing the back locking mode of the intelligent lockset is greatly improved, and the use experience of a user is improved. The utility model is described in detail below with reference to the drawings and the detailed description.

As shown in fig. 1 to 7, the intelligent lock provided by the utility model comprises an outer handle 1, a rotor 2 and an inner handle 3. The outer handle 1 is arranged on the outer side of the door plate, the inner handle 3 is arranged on the inner side of the door plate, the rotor 2 is rotatably arranged in the outer handle 1, and the rotor 2 is in transmission connection with a square shaft (not shown in the figure).

The outer handle 1 and the inner handle 3 are both composed of a handle seat arranged on the door plate and a handle rotatably arranged on the handle seat.

The specific structure of the handle and the handgrip will be described below using the inside handle as an example.

As shown in fig. 7, the handle seat 31 of the inner handle 3 includes a handle seat end cap 311, a torsion spring 312, and a capping piece 313. An end cover cavity is arranged on the end face, close to the door plate, of the handle seat end cover 311, and a torsion spring limiting part 314 is arranged in the end cover cavity. The handle seat end cap 311 is provided with a handle through hole 315 and a fixing hole 316.

The torsion spring 312 includes a torsion spring body and two torsion spring arms extending along the torsion spring body. The center of the cover pressing plate 313 is provided with a handle hole 317, and a limit bump 318 which is arranged in a protruding way is arranged in the handle hole 317. The handle 32 is provided with a handle connecting part 321, the outer diameter of the handle connecting part 321 is matched with the inner diameter of the handle hole 317, and the handle connecting part 321 is provided with a limit groove 322 matched with the limit bump 318.

When the handle is installed on the door panel, the handle connecting portion 321 of the handle 32 is arranged in the end cover cavity through the handle through hole 315, the torsion spring body of the torsion spring 312 is sleeved on the handle 32, and the torsion spring arm of the torsion spring 312 abuts against the side face of the torsion spring limiting portion 314. The cover pressing plate 313 is sleeved on the handle 32 through the handle hole 317, is fixed with the handle 32 through the limit projection 318 and the limit groove 322, and is arranged on one side of the torsion spring 312 close to the door plate. The handle seat 31 and the handle 32 are fixed to the door panel by screws through the fixing holes 316.

The handle of the outer handle 1 is internally provided with an unlocking component cavity 11 and a rotor cavity 12 which are vertically arranged, a mechanical unlocking component and a control circuit board 13 are arranged in the unlocking component cavity 11, a panel 14 is arranged on the unlocking component cavity 11 and the rotor cavity 12, the control circuit board 13 is connected with the panel 14, and a control circuit for controlling the mechanical unlocking component is arranged on the control circuit board 13. The control method of the mechanical unlocking component can be fingerprint, NFC card identification and/or password, etc., and the sensors matched with the control mode are arranged on the panel 14 and the control circuit board 13, and the control mode is the prior art and is not described herein.

Regarding the direction problem, it should be noted that the side of the unlocking component cavity close to the rotor cavity is taken as the front side, and the side of the unlocking component cavity close to the rotor cavity is taken as the rear side.

The mechanical unlocking assembly comprises a drive rack 15, a drive motor 17 and a free pin 18. The driving frame 15 includes upper and lower support plates 151 and 152 disposed in parallel, and a rear support plate 153, a front support plate 154, and a top plate 155 disposed between the upper and lower support plates 151 and 152. The rear support plate 153, the top plate 155, and the upper and lower support plates 151 and 152 enclose a driving chamber.

The motor shaft of the driving motor 17 is sleeved with a coupling pin 171, and the coupling pin 171 penetrates through the rear support plate 153 and the front support plate 154 and is arranged in the driving cavity in a moving way. The coupling pin 171 is sleeved with a driving spring (not shown), the coupling pin 171 is provided with a driving pin 172 perpendicular to the coupling pin 171, and the driving pin 172 is rotatably arranged on the driving spring.

The front end of the unlocking component cavity 11 is provided with a free pin guide groove 111, and a front spring limiting part 112 is arranged in the free pin guide groove 111. The free pin 18 is provided with a rear spring limit portion 181 which is arranged in a protruding manner. The free pin 18 is sleeved with a return spring (not shown in the figure), two ends of the return spring respectively lean against the front spring limiting part 112 and the rear spring limiting part 181, and the rear end of the free pin 18 leans against the front end of the ejector plate 155, so that the free pin 18 is arranged at the front end of the ejector plate 155 and is arranged along with the movement of the driving frame 15.

The unlocking assembly cavity 11 is internally provided with a dust cover 113, the dust cover 113 comprises a motor dust cover and a bracket dust cover, and the motor dust cover and the bracket dust cover are respectively buckled on the driving motor 17 and the driving frame 15 and are used for preventing dust from entering the driving motor 17 and the driving frame 15 and influencing the service life of the driving motor 17 and the driving frame 15.

The mechanical unlocking assembly further comprises an emergency unlocking assembly 19, the emergency unlocking assembly 19 comprises an emergency lock cylinder 191 and an emergency support 192, the emergency lock cylinder 191 is arranged at the rear end of the unlocking assembly cavity 11, and a push rod 193 which is arranged along the length direction of the unlocking assembly cavity 11 in a moving mode is arranged on the emergency lock cylinder 191. The emergency support 192 is movably arranged in the unlocking component cavity 11, the rear end of the emergency support 192 is abutted with the front end of the push rod 193, and the front end of the emergency support 192 is connected with the driving frame 15.

The rear end of the unlocking component cavity 11 is provided with a push rod pushing hole 114, so that a user can push the push rod 193 through the push rod pushing hole 114 in an emergency situation, and the push rod 193 can push the driving frame 15 to move and unlock through the emergency support 192.

The rotor 2 is arranged in the rotor cavity 12 of the outer handle 1, the outer circumference surface of the rotor 2 is provided with a plurality of pin grooves 21 matched with the free pins 18, and the pin grooves 21 are arranged along the radial direction of the rotor 2.

The rotor 2 is provided with a plurality of magnets 22 which are arranged along with the rotation of the rotor 2, and the plurality of magnets 22 are arranged on a circle taking one point of the axis of the rotor 2 as the center of a circle. The control circuit board 13 is provided with a hall switch 131, and the projection of the hall switch 131 on the rotor 2 is arranged on the circle where the magnet 22 is located. The magnet 22 is used for triggering the hall switch 131 to send a back lock unlocking instruction to the control circuit.

The inner handle 3 is in driving connection with the rotor 2 via a square shaft (not shown in the figures). The handle of the inner handle 3 is arranged opposite to the rotor 2, a first square shaft hole and a second square shaft hole are respectively arranged on opposite end surfaces of the inner handle, and two ends of the square shaft are respectively arranged in the first square shaft hole and the second square shaft hole. The handle 32 of the inner handle 3 is provided with a back locking control cavity 33, the back locking control cavity 33 is provided with a detachable inner handle cover plate 34, the end face of the inner handle cover plate 34, which is close to the back locking control cavity 33, is provided with a screw seat 35, and the screw seat 35 is provided with screw holes. The handle 32 of the inner handle 3 is provided with a set screw through hole 323, and a set screw is connected with the screw seat 35 through the set screw through hole 323 and a screw hole for fixing the inner handle cover plate 34 and the handle 32.

The back lock control cavity 33 is provided with a back lock circuit board 36, the inner handle cover plate 34 is provided with a back lock button 37, and the back lock button 37 is electrically connected with the back lock circuit board 36. The lockout circuit board 36 is used to generate a lockout command to the control circuit upon a user pressing the lockout button 37.

The working process of the utility model is as follows:

the user can pass the verification of the control circuit in the modes of fingerprint, NFC card identification or password and the like, and the control circuit sends a control unlocking control instruction to the driving motor 17 after passing the verification so as to enable the driving motor 17 to operate. The drive motor 17 drives the drive pin 172 to rotate on the drive spring through the coupling pin 171, so that the drive spring is compressed, and the drive frame 15 is driven to move forwards along the unlocking assembly cavity 11. The driving frame 15 drives the free pin 18 to move forward, and the free pin 18 is inserted into a pin groove 21 arranged on the rotor 2, so that the rotor 2 can rotate along with the outer handle 1. As the free pin 18 moves forward, the spacing between the front spring retainer 112 and the rear spring retainer 181 is reduced, compressing the return spring force. The user can rotate through rotating the outer handle 1 to drive the rotor 2 to rotate so as to unlock the lock core of the door lock.

When the user unlocks the outer handle 1, the free pin 18 moves backward under the action of the return spring, pushing the driving frame 15 to move backward, and the driving spring rotates and returns relative to the coupling shaft pin 171. After the release pin 18 is withdrawn from the pin groove 21 of the rotor 2, the outer handle 1 is rotatably installed with respect to the rotor 2, and the user cannot unlock the door lock by rotating the outer handle 1.

When the user needs to open the back locking mode, the back locking button 37 in the inner handle 3 is pressed, the back locking circuit board 36 generates a back locking instruction to the control circuit, the control circuit opens the back locking mode, and the user positioned on the outer side of the door panel cannot unlock in a fingerprint, NFC card identification or password mode and the like.

Because the inner handle 3 is in transmission connection with the rotor 2 through the square shaft, the rotor 2 can synchronously rotate along with the inner handle 3. When the user needs to release the back locking mode, the inner handle 3 is rotated to drive the rotor 2 to synchronously rotate, the magnet 22 arranged on the rotor 2 rotates to change the magnetic field of the rotor, the Hall switch 131 is triggered to send a back locking and unlocking instruction to the control circuit, the control circuit releases the back locking mode, and the user positioned on the outer side of the door plate can unlock through fingerprint, NFC card identification or password and other modes.

Compared with the prior art, the intelligent lockset provided by the utility model has the following advantages:

(1) The door lock is unlocked by the back locking button arranged on the inner handle, and the rotor is driven to rotate by rotating the inner handle after the back locking mode is unlocked, so that the magnet triggers the Hall switch to send a back locking unlocking instruction, the automatic unlocking of the back locking mode is realized, the opening and closing convenience degree of the back locking mode is effectively improved, and the use experience of a user is improved;

(2) The mechanical unlocking component is arranged in the outer handle, and is matched with the rotor through the driving motor, the driving frame and the free pin, so that the door lock core is unlocked, the mechanical unlocking component is simple in structure and can be connected with the lock core structure of a common door lock in the prior art, intelligent transformation of the traditional mechanical lock core is realized, and the intelligent transformation cost of the mechanical lock core is reduced;

(3) The torsion spring is arranged in the handle seat, so that the hand feeling of the handle is improved; the handle seat is connected with the limit groove on the handle through the limit lug on the cover plate, so that the structure of the handle seat and the handle is simplified, the assembly steps of the handle and the handle are simplified, and the installation efficiency of the handle seat and the handle is improved.

The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can learn the structural changes made under the teaching of the present utility model can fall within the scope of the present utility model if the present utility model has the same or similar technical solutions.

Claims

1. An intelligent lockset, comprising:

2. The intelligent lockset of claim 1 wherein said outer handle is provided with a vertically disposed unlocking assembly cavity and a rotor cavity therein, said mechanical unlocking assembly being disposed in said unlocking assembly cavity, said mechanical unlocking assembly comprising:

3. The intelligent lockset according to claim 2, wherein the front end of the unlocking assembly cavity is provided with a free pin guide groove, and a front spring limiting part is arranged in the free pin guide groove;

4. The intelligent lock according to claim 2, wherein a dust cover is disposed in the unlocking assembly cavity, the dust cover comprises a motor dust cover and a bracket dust cover, and the motor dust cover and the bracket dust cover are respectively buckled on the driving motor and the driving frame.

5. The intelligent lockset of claim 2 wherein said mechanical unlocking assembly further comprises an emergency unlocking assembly, said emergency unlocking assembly comprising:

6. The intelligent lockset of claim 1 wherein said inner handle and said outer handle each include a handle mount for mounting with a door panel and a handle rotatably disposed on said handle mount.

7. The intelligent lockset of claim 6 wherein said handle base comprises:

8. The intelligent lock according to claim 6, wherein a back lock control cavity is arranged in the handle of the inner handle, an inner handle cover plate which is detachably arranged is arranged on the back lock control cavity, the back lock circuit board is arranged in the back lock control cavity, and the back lock button is arranged on the inner handle cover plate.

9. The intelligent lockset according to claim 8, wherein a screw seat is arranged on the end face of the inner handle cover plate, which is close to the back locking control cavity, and a screw hole is arranged on the screw seat; the handle of the inner handle is provided with a fixing screw through hole, and the fixing screw is fixedly connected with the screw seat through the fixing screw through hole and the screw hole.

10. The intelligent lock according to claim 1, wherein the number of the magnets is several, and the magnets are arranged on a circle with a point on the axis of the rotor as a center;