CN210067662U

CN210067662U - Intelligent lock body of two-stage locking

Info

Publication number: CN210067662U
Application number: CN201920068782.0U
Authority: CN
Inventors: 王长海
Original assignee: AP TENON INFORMATION IDENTIFICATION TECHNOLOGY (GUANGZHOU) Co Ltd
Current assignee: AP TENON INFORMATION IDENTIFICATION TECHNOLOGY (GUANGZHOU) Co Ltd
Priority date: 2019-01-16
Filing date: 2019-01-16
Publication date: 2020-02-14
Anticipated expiration: 2029-01-16

Abstract

The utility model discloses a two-stage locking intelligent lock body, a sliding plate is riveted on a dead bolt in the lock body, and the sliding plate realizes relative movement between the dead bolt body and the dead bolt body along a riveting through hole; the groove inclined plane on the left side of the sliding plate is contacted with a shifting block of the dead bolt shifting block arranged on the left side of the sliding plate; the square bolt shifting peach is sleeved with a gear, the motor gear box drives the gear to rotate and simultaneously drives the shifting head of the square bolt shifting peach to rotate and clamp the shifting head into the groove of the sliding plate, and the sliding plate moves upwards along the riveting through hole in a state that the square bolt is kept static; one end of a shifting fork is contacted with the top side of the sliding plate, the other end of the shifting fork is embedded in a groove body of the clamping block, a torsion spring is tightly held on a rotating shaft of the shifting fork, and the torsion spring recovers deformation to drive the clamping block to move towards the latch tongue to lock the latch tongue when the sliding plate moves upwards; and the switch mechanism is arranged on the moving tracks of the induction tongue and the sliding plate and is electrically connected with the motor gear box. The utility model discloses a degree of automation that the lock body was improved in the two-stage locking.

Description

Intelligent lock body of two-stage locking

Technical Field

The utility model relates to an intelligence lock field especially relates to an intelligent lock body of two-stage locking.

Background

At present, the intelligent lock brings convenience and safety to the life of people and enables all the pain points of the life to be solved easily, the intelligent lock has various door opening modes such as card swiping, passwords, fingerprints and the like, and the diversification of the unlocking modes can facilitate solving different conditions of users; compared with the traditional mechanical lock, the intelligent lock has higher safety, so that the intelligent lock is more and more widely used in the era of high-speed development of science and technology.

The intelligent lock is locked by pushing the latch bolt into a latch bolt hole corresponding to the door side and locking the latch bolt, so that the door locking action is completed, but the door locking mode is only simple primary locking and has low safety, if the safety of the door lock is improved, the latch bolt is pushed to be locked in a lock body hole at the door side by manually rotating a knob, but the intelligent degree of the manual mode is low; in addition, the latch bolt of a common door lock does not have a locking function, so that the latch bolt is not locked when the door is closed, the door lock is popped up, and the quality and the speed of locking the door are influenced; furthermore, the dead bolt needs to be accurately positioned to push the dead bolt hole into the dead bolt hole, if the intelligent lock is not well positioned between the doors, the dead bolt cannot be smoothly pushed into the dead bolt hole, or the dead bolt is pushed out too fast or too slow in the door closing process, so that the intelligent lock cannot realize the door locking function.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an intelligent lock with double locking effect, which can automatically pop out the square bolt after locking the oblique bolt and has high automation degree.

The purpose of the utility model is realized by adopting the following technical scheme:

a two-stage locking smart lock body comprising:

the lock comprises a lock shell, wherein openings are formed in the same side of the lock shell, each opening is sequentially provided with an induction tongue, a square tongue and an inclined tongue, and the square tongues are arranged on the surface of the lock shell through sliding grooves;

the driving mechanism comprises a motor gear box, a gear, a square tongue shift peach and a sliding plate, the tongue body of the square tongue is riveted with the sliding plate, the length of a riveting through hole in the surface of the sliding plate is larger than the diameter of a rivet, and the sliding plate moves relative to the tongue body of the square tongue along the riveting through hole; the left side of the sliding plate is provided with a groove, the outer edge of the groove is provided with an inclined plane, and the inclined plane is contacted with a shifting block of the square tongue shifting block arranged on the left side of the sliding plate; the bolt shifting peach is sleeved with a gear, the gear is electrically connected with a motor gear box, the motor gear box drives the gear to rotate and simultaneously drives a shifting head of the bolt shifting peach to rotate and clamp the shifting head into a groove of the sliding plate, and the sliding plate moves upwards along the riveting through hole in a state that the bolt is kept static; the square tongue shifting peach is clamped in the groove to continue rotating, and the square tongue is pushed to pop out;

the oblique tongue locking mechanism is arranged on the surface of the lock shell between the oblique tongue and the square tongue and comprises a torsion spring, a shifting fork and a clamping block, the clamping block is arranged on the lock shell on the left side of the oblique tongue through a sliding groove, and the lower end of the clamping block is provided with a groove body; one end of the shifting fork is contacted with the top side of the sliding plate, the other end of the shifting fork is embedded in the groove body of the clamping block, a torsion spring is tightly held on a rotating shaft of the shifting fork, and the torsion spring recovers deformation to drive the clamping block to move towards the latch tongue when the sliding plate moves upwards so as to lock the latch tongue;

and the switch mechanism is respectively arranged on the moving tracks of the induction tongue and the sliding plate and is electrically connected with a motor gear box of the driving mechanism.

Furthermore, one side of the latch bolt, which is close to the clamping block, is provided with a locking groove, and one side of the clamping block, which is close to the latch bolt, is provided with a locking convex block matched with the locking groove.

When the locking lug of the clamping block is pushed into the locking groove of the latch bolt, the latch bolt is locked, and the positioning of the latch bolt is realized.

Furthermore, the switch mechanism comprises a first microswitch and a second microswitch, a driving rod of the first microswitch is arranged on a downward moving track of a connecting rod of the sensing tongue, and when the sensing tongue touches the driving rod of the first microswitch in the downward moving process, a first driving signal is generated and transmitted to the motor gear box; and the driving rod of the second microswitch contacts the side surface of the sliding plate, and when the sliding plate moves upwards until the driving rod of the second microswitch is separated from the sliding plate, a second driving signal is generated and transmitted to the motor gearbox.

The two micro switches transmit driving signals to the motor gear box, so that the motion of the gear is more accurate, the locking accuracy is improved, and the automation degree of the locking is improved.

Further, the motor gear box controls the shifting head of the dead bolt shifting peach to rotate into the groove of the sliding plate when receiving the first driving signal, and controls the dead bolt shifting peach to stop for 1-2 seconds when receiving the second driving signal, and then the sliding plate and the dead bolt are pushed to move upwards synchronously, so that the dead bolt is stretched out.

Further, the motor gear box includes motor and action wheel, the action wheel meshes with the gear mutually, motor and action wheel electric connection let the initiative wheel drive gear rotate.

Furthermore, when the shifting block of the square bolt shifting peach is clamped on the inclined plane of the sliding plate, the torsion spring tightly holds the shifting fork, the top end of the shifting fork is in contact with the positioning part of the sliding plate, and the square bolt shifting peach, the sliding plate and the shifting fork are in a balanced state.

Furthermore, a guide plate is sleeved outside the connecting rod of the sensing tongue and used for maintaining the connecting rod of the sensing tongue to move vertically.

Furthermore, lock shell surface mounting has spacing portion, and spacing portion installs on the rotation track of torsional spring tip, avoids the torsional spring to rotate too big angle and leads to the unable normal work of shift fork.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the square bolt shifting peach is shifted out in two stages, the shifting head of the first-stage square bolt shifting peach enters the groove of the sliding plate, and the latch bolt is locked by the clamping block in advance before the square bolt is pushed out; when the square bolt shifting peach is shifted out in the second stage, the sliding plate is pushed to smoothly push the square bolt into the square bolt hole in the door frame, so that the accuracy of pushing the square bolt is improved, and the automation degree of the door lock is improved.

Drawings

Fig. 1 is one of the schematic structural diagrams of the intelligent lock body of the present invention;

fig. 2 is a second schematic structural diagram of the intelligent lock body of the present invention;

in the figure: 1. a lock case; 2. sensing the tongue; 3. a square tongue; 4. a latch bolt; 5. a first microswitch; 6. a motor gear box; 7. a gear; 8. square tongue peach shifting; 9. a second microswitch; 10. a sliding plate; 11. a groove; 12. a bevel; 13. a torsion spring; 14. a shifting fork; 15. and (7) a clamping block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1 and 2, a two-stage locking smart lock body:

the intelligent lock body is characterized in that openings are formed in the same side of a lock shell 1 of the intelligent lock body, an induction tongue 2, a square tongue 3 and an inclined tongue 4 are installed in each opening respectively, and the square tongue 3 is located between the induction tongue 2 and the inclined tongue 4, so that the structure in the whole intelligent lock body is more compact. The sensing bolt 2 and the oblique bolt 4 both extend out of the opening of the lock catch, when the intelligent lock body pushes the door frame, the sensing bolt 2 and the oblique bolt 4 are pressed down under the action of the door frame, so that a subsequent series of actions are triggered to be executed, the square bolt 3 is always positioned in the lock shell 1 in the unlocked state of the intelligent lock body, the bolt body of the square bolt 3 is fixed on the surface of the lock shell 1 through the sliding groove, and the square bolt 3 can be popped out from the corresponding opening along the sliding groove, so that the locking function of the door lock is realized.

The tail end of the induction tongue 2 is connected with a connecting rod, the induction tongue 2 pushes the connecting rod to move downwards synchronously when being pressed downwards, a guide plate is sleeved outside the connecting rod, and the connecting rod can be guaranteed to keep moving vertically all the time under the action of the guide plate. Install first micro-gap switch 5 below the connecting rod of response tongue 2, the actuating lever setting of first micro-gap switch 5 is on the track that moves down of the connecting rod of response tongue 2, and when waiting to respond to tongue 2 and touch first micro-gap switch 5's actuating lever after moving down to certain distance, generate first drive signal and convey on the actuating mechanism.

The driving mechanism is arranged below the induction tongue 2 and the dead bolt 3 and comprises a motor gear box 6, a gear 7, a dead bolt shifting peach 8 and a sliding plate 10, the motor gear box 6 is electrically connected with the gear 7, and the motor gear box 6 drives the gear 7 to rotate; the gear 7 is sleeved outside the rotating shaft of the square bolt shifting peach 8, the shifting head of the square bolt shifting peach 8 extends outwards, and the motor gear box 6 drives the gear 7 to rotate, and simultaneously the square bolt shifting peach 8 and the gear 7 rotate synchronously.

The tongue body surface of the tongue 3 is riveted with the slide plate 10, and the length of the riveting through hole of the slide plate 10 is larger than the diameter length of the rivet, so that the slide plate 10 can still move along the riveting through hole in a small range under the static state of the tongue 3. The left side of the sliding plate 10 is provided with the square bolt shifting peach 8, one side of the sliding plate 10, which is close to the square bolt shifting peach 8, is provided with a groove 11, the position of the groove 11 is coincident with the motion track of the shifting head of the square bolt shifting peach 8, the outer edge of the groove 11 is provided with an inclined plane 12, and the inclined plane 12 is in contact with the outer edge of the square bolt shifting peach 8. When the lingua shift peach 8 is clamped on the inclined surface 12 of the sliding plate 10, the sliding plate 10 can be positioned, and the force applied to the sliding plate 10 by the shifting fork 14 can be counteracted, so that the shifting fork 14, the sliding plate 10 and the lingua shift peach 8 are in a balanced state; when the square bolt shifting peach 8 rotates to be separated from the inclined plate of the sliding plate 10, the shifting block of the square bolt shifting peach 8 can be screwed into the groove 11 of the sliding plate 10, at the moment, the balance state of the shifting fork 14, the sliding plate 10 and the square bolt shifting peach 8 is broken, the shifting fork 14 pushes the sliding plate 10 to move upwards along the riveting through hole in a small range under the action of the torsion spring 13, and at the moment, the square bolt 3 is still in a static state.

The latch bolt locking mechanism is arranged on the surface of the lock shell 1 between the latch bolt 4 and the sliding plate 10 and comprises a torsion spring 13, a shifting fork 14 and a clamping block 15, the torsion spring 13 is sleeved on a rotating shaft of the shifting fork 14, one end of the shifting fork 14 is contacted with the top side of the sliding plate 10, and the other end of the shifting fork 14 is embedded in a groove body of the clamping block 15; the clamping block 15 is arranged on the lock shell 1 at one side of the latch bolt 4 through a sliding groove; when the torsion spring 13 clasps the shifting fork 14, the end of the shifting fork 14 pushes against the positioning part of the sliding plate 10 to provide an upward moving thrust for the sliding plate 10, but because the tang shift peach 8 is clamped on the inclined surface 12 of the sliding plate 10, namely, the tang shift peach 8 provides a downward pressure for the sliding plate 10, the two forces on the sliding plate 10 are mutually offset, and the sliding plate 10 is kept still, namely, the sliding plate 10, the tang shift peach 8 and the shifting fork 14 are in a balanced state; when the torsion spring 13 is in a loosening state, the shifting fork 14 is driven to rotate in the deformation recovery process of the torsion spring 13, one end of the shifting fork 14 pushes the sliding plate 10 to move upwards along the riveting through hole when rotating, meanwhile, the other end of the shifting fork 14 pushes the clamping block 15 to move rightwards when rotating, the clamping block 15 is gradually close to the latch tongue 4 along the sliding groove, one side of the latch tongue 4 close to the clamping block 15 is provided with a locking groove, and one side of the clamping block 15 close to the latch tongue 4 is provided with a locking convex block matched with the locking groove; when the locking convex block of the clamping block 15 is pushed into the locking groove of the latch bolt 4, the latch bolt 4 is locked to avoid the movement of the latch bolt 4, so that the latch bolt 4 is locked in the latch bolt 4 hole in the door frame, and the primary locking function is realized.

A second microswitch 9 is arranged on the side surface below the sliding plate 10, a driving rod of the second microswitch 9 contacts the side surface of the sliding plate 10, a second driving signal is generated and transmitted to the motor gear box 6 when the sliding plate 10 is pushed by the square bolt shifting peach 8 to move towards the square bolt 3 until the driving rod of the second microswitch 9 is separated from the sliding plate 10, the motor gear box 6 controls the square bolt shifting peach 8 to stop for 1-2S according to the second driving signal and then controls the motor gear box 6 to rotate again, the gear 7 drives the square bolt shifting peach 8 positioned in the groove 11 to continuously move upwards, the sliding plate 10 and the square bolt 3 are pushed to synchronously move upwards until the square bolt 3 is completely pushed out of the lock shell 1, and the square bolt 3 is enabled to smoothly enter the square bolt 3 hole of the door frame, so that a secondary locking function is realized.

The implementation principle of the embodiment is as follows:

when the intelligent lock body is in an unlocked state, the shifting block of the square bolt shifting peach 8 is clamped on the inclined surface 12 of the sliding plate 10, a downward movement force is provided for the sliding plate 10, the top of the sliding plate 10 is in contact with the shifting fork 14, the torsion spring 13 on the shifting fork 14 is in a holding state at the moment, the shifting fork 14 also provides an upward movement force for the sliding plate 10 under the action of the torsion spring 13, and the forces on the sliding plate 10 are mutually offset, so that the sliding plate 10, the square bolt shifting peach 8 and the shifting fork 14 are in a mutually balanced state.

When the intelligent lock body is pushed into a door frame, the sensing tongue 2 and the latch bolt 4 are pressed down under the action of the door frame, the sensing tongue 2 touches the first microswitch 5, the first microswitch 5 sends a driving signal to the motor gear box 6, the motor gear box 6 drives the gear 7 to rotate, and simultaneously drives the shifting block of the square bolt shifting block 8 to be separated from the inclined plane 12 of the sliding plate 10 and enter the groove 11 of the sliding plate 10, and at the moment, the balance state among the sliding plate 10, the square bolt shifting block 8 and the shifting fork 14 is broken; the shifting fork 14 rotates under the state of the torsion spring 13, one end of the shifting fork 14 drives the sliding plate 10 to move upwards along the riveting through hole in the rotating process, meanwhile, the other end of the shifting fork 14 pushes the clamping block 15 to move towards the right side, the clamping groove is clamped on the latch tongue 4, the positioning of the latch tongue 4 is realized, the latch tongue 4 is limited in the latch tongue 4 hole in the door frame, and primary locking is realized.

One end of the shifting fork 14 drives the sliding plate 10 to move upwards to enable the side face of the sliding plate 10 to be separated from a contact of the second micro switch 9, the second micro switch 9 sends a driving signal to the motor gear box 6, the motor gear box 6 controls the square bolt shifting peach 8 to stop for 1-2S according to the driving signal, then the square bolt shifting peach 8 in the groove 11 is driven to continue to rotate anticlockwise, the sliding plate 10 and the square bolt 3 are pushed to move upwards synchronously, the square bolt 3 is pushed out of the lock shell 1, the square bolt 3 is limited in a square bolt 3 hole of a door frame, and secondary locking is achieved.

The two-stage locking can improve the safety of the intelligent lock body, the dead bolt 3 is pushed out after the dead bolt 4 is locked, the dead bolt 3 can be smoothly pushed into a dead bolt 3 hole of a door frame, a series of door locking actions are completed by a compact structure in the door lock, and the automation degree of the intelligent lock body is improved.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A two-stage locking smart lock body, comprising:

2. A two-stage locking intelligent lock body as claimed in claim 1, wherein the latch bolt is provided with a locking groove at a side close to the locking block, and a locking projection matched with the locking groove is provided at a side close to the latch bolt of the locking block.

3. The two-stage locking intelligent lock body according to claim 1, wherein the switch mechanism comprises a first micro switch and a second micro switch, a driving rod of the first micro switch is arranged on a downward moving track of a connecting rod of the sensing tongue, and when the sensing tongue touches the driving rod of the first micro switch in a downward moving process, a first driving signal is generated and transmitted to a motor gear box; and the driving rod of the second microswitch contacts the side surface of the sliding plate, and when the sliding plate moves upwards until the driving rod of the second microswitch is separated from the sliding plate, a second driving signal is generated and transmitted to the motor gearbox.

4. The intelligent lock body with two-stage locking according to claim 3, wherein the motor gear box controls the shifting block of the dead bolt shifting block to rotate into the groove of the sliding plate when receiving a first driving signal, controls the dead bolt shifting block to stop for 1-2S when receiving a second driving signal, and then pushes the sliding plate and the dead bolt to move upwards synchronously to realize the extension of the dead bolt.

5. A two-stage locking smart lock body as recited in claim 4 wherein said motor gear box includes a motor and a capstan, said capstan being in engagement with the gear, the motor being electrically connected to the capstan to cause the capstan to rotate the gear.

6. The intelligent lock body with two-stage locking according to claim 1, wherein when the thumb wheel of the thumb wheel is clamped on the inclined surface of the sliding plate, the torsion spring clasps the shifting fork and the top end of the shifting fork contacts with the positioning part of the sliding plate, and the thumb wheel, the sliding plate and the shifting fork are in a balanced state.

7. A two-stage locking smart lock body as claimed in claim 1, wherein the sensing tongue has a guide plate externally fitted around the connecting rod for maintaining the connecting rod of the sensing tongue in vertical movement.

8. A two-stage locking intelligent lock body according to claim 1, wherein the lock shell is provided with a limiting part on the surface, and the limiting part is arranged on the rotation track of the end part of the torsion spring.