CN210976909U

CN210976909U - Oblique tongue locking mechanism of lock body

Info

Publication number: CN210976909U
Application number: CN201921278880.3U
Authority: CN
Inventors: 王长海; 彭光林
Original assignee: Guangdong Ap Tenon Sci & Tech Co ltd
Current assignee: Guangdong Ap Tenon Sci & Tech Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-07-10
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses an oblique tongue locking mechanism of a lock body, which comprises a lock body, wherein the lock body is provided with an oblique tongue, and the side edge of the oblique tongue is provided with a clamping groove; the locking mechanism is arranged in the lock body, and one end part of the locking mechanism close to the latch tongue is provided with an inserting piece matched with the clamping groove; and the driving mechanism is linked with the locking mechanism and drives the locking mechanism to move towards the latch bolt until the inserting piece of the locking mechanism is inserted into the clamping groove of the latch bolt. The utility model discloses simple structure, after closing the door, actuating mechanism drives the gear and dials the peach and rotate for the plug connector inserts in the draw-in groove of oblique tongue, thereby locking oblique tongue reaches automatic lock door effect.

Description

Oblique tongue locking mechanism of lock body

Technical Field

The utility model relates to a lock body structure field especially relates to an oblique tongue locking mechanism of lock body.

Background

At present, the intelligent door lock is widely applied, and the intelligent door lock in the prior art can be unlocked by using a key or a biological recognition technology, so that the unlocking convenience is improved; the latch bolt has certain elasticity, and can be compressed in the door closing process, and only when the latch bolt is completely in place in the lock hole is the latch bolt ejected out and clamped into the lock hole to realize the door closing action; however, the latch bolt in the existing lock body is not provided with a locking mechanism, and the square bolt needs to be popped out after the door body is closed, so that the door can be locked, and the anti-theft effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a latch bolt locking mechanism of a lock body, which can lock the latch bolt after the door is closed, thereby improving the anti-theft effect.

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

an oblique tongue locking mechanism of a lock body comprises

The lock body is provided with a latch bolt, and the side edge of the latch bolt is provided with a clamping groove;

the locking mechanism is arranged in the lock body, and one end part of the locking mechanism close to the latch tongue is provided with an inserting piece matched with the clamping groove;

and the driving mechanism is linked with the locking mechanism and drives the locking mechanism to move towards the latch bolt until the inserting piece of the locking mechanism is inserted into the clamping groove of the latch bolt.

Furthermore, the locking mechanism comprises a shifting assembly and a connector clip, one end of the shifting assembly is linked with the driving mechanism, and the other end of the shifting assembly is movably connected with the connector clip.

Furthermore, the poking assembly comprises a poking rod and a torsion spring, the poking rod is sleeved outside a fixed shaft of the lock body, the torsion spring is sleeved outside the fixed shaft, one end of the torsion spring is wound on one end of the poking rod, the other end of the torsion spring is connected with a convex block on the lock body, and the torsion spring and the poking rod rotate synchronously.

Further, the one end of driving lever and plug connector swing joint sets up to spherical tip, and the shrinkage pool has been seted up to plug connector and driving lever swing joint's one end, and the plug connector realizes driving lever and plug connector swing joint outside the spherical tip of driving lever through its shrinkage pool card cover.

Furthermore, the plug connector is of a U-shaped structure, one end of the U-shaped structure extends outwards horizontally and is provided with a concave hole sunken downwards at the extending position, and the side edge of one end of the U-shaped structure extends towards the oblique tongue direction to form an inserting piece.

Furthermore, the driving mechanism comprises a gear assembly and a motor assembly, the gear assembly comprises a transmission gear and a gear shifting peach, the gear shifting peach is sleeved outside the transmission gear, and the gear shifting peach and the transmission gear synchronously rotate; the motor component is meshed with the transmission gear to drive the gear shifting peach to rotate.

Furthermore, a second microswitch is arranged on one side of the gear shifting peach and is electrically connected with the motor assembly; the gear shifting peach is provided with an induction shifting block which extends outwards near the second microswitch, the second microswitch is pressed or loosened in the rotation process of the gear shifting peach, and the second microswitch sends the in-place condition of the gear shifting peach to the motor component.

Furthermore, the lock body is also provided with an induction tongue, a first micro switch is arranged below a tongue rod of the induction tongue, the first micro switch is communicated with the motor assembly through signals, and the induction tongue contacts the first micro switch when being extruded to transmit a command to the motor assembly.

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

after the door is closed, the driving mechanism drives the gear shifting peach to rotate, so that the plug connector is inserted into the clamping groove of the latch bolt, the latch bolt is locked, and the automatic door locking effect is achieved.

Drawings

Fig. 1 is a schematic view of the structure of the unlocking state of the present invention;

fig. 2 is a schematic structural view of the locking state of the present invention;

FIG. 3 is a schematic view of a gear assembly according to the present invention;

fig. 4 is a schematic structural view of the driving lever and the connector of the present invention.

In the figure: 1. a latch bolt; 2. sensing the tongue; 3. a first microswitch; 4. a motor assembly; 5. a transmission gear; 6. gear shifting peach; 7. an induction shifting block; 8. a second microswitch; 9. a deflector rod; 10. a torsion spring; 11. a plug-in unit; 12. inserting sheets; 13. concave holes; 14. a spherical end portion.

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.

The utility model provides a latch bolt locking mechanism of lock body, latch bolt 1 locking mechanism can carry out the locking to latch bolt 1 automatically after closing the door to realize the automatic effect of locking, improve the theftproof effect.

As shown in fig. 1 to 4, the latch bolt 1 locking mechanism is arranged on the lock body, the lock body is provided with the latch bolt 1, the side edge of the latch bolt 1 is provided with a clamping groove, and the latch bolt 1 can be locked by clamping the locking mechanism into the clamping groove, so that the latch bolt 1 cannot stretch out and draw back.

The lock body is also provided with an induction tongue 2, a first microswitch 3 is arranged below a tongue rod of the induction tongue 2, the first microswitch 3 is in signal communication with a motor assembly 4, the induction tongue 2 contacts the first microswitch 3 when being extruded to transmit a trigger instruction to a driving mechanism, and the driving mechanism starts to rotate to drive a locking mechanism to start locking.

The locking mechanism is driven by a driving mechanism to move, the driving mechanism comprises a gear assembly and a motor assembly 4, the gear assembly comprises a transmission gear 5 and a gear shifting peach 6, the gear shifting peach 6 is sleeved outside the transmission gear 5, and the gear shifting peach 6 and the transmission gear 5 rotate synchronously; the transmission gear 5 is linked with the motor assembly 4, the motor assembly 4 comprises a gear, a motor and a controller, the controller is electrically connected with the motor, the motor is connected with the gear, the controller controls the motor to drive the gear to rotate, and the gear is meshed with the transmission gear 5, so that the gear shifting peach 6 is driven to stir the locking mechanism to move, and the locking latch bolt 1 is locked or unlocked.

The locking mechanism comprises a shifting assembly and a plug connector 11, the shifting assembly comprises a shifting lever 9 and a torsion spring 10, the shifting lever 9 is sleeved outside a fixed shaft of the lock body, and the shifting lever 9 can rotate by taking the fixed shaft as a shaft; the torsion spring 10 is sleeved outside the fixed shaft, one end of the torsion spring 10 is wound on one end of the deflector rod 9, and the other end of the torsion spring 10 is connected with a convex block on the lock body, so that the torsion spring 10 and the deflector rod 9 can synchronously rotate.

As shown in fig. 4, one end of the shifting lever 9 movably connected with the plug connector 11 is provided with a spherical end part 14, and the other end of the shifting lever 9 is contacted with the gear shifting peach 6 of the driving mechanism. The plug connector 11 sets up to "U" shape structure, the one end level of "U" shape structure extends outward to set up sunken shrinkage pool 13 downwards in the department of extending, 14 cards of the spherical tip of driving lever 9 are gone into in the shrinkage pool 13, the spherical tip 14 of driving lever 9 slides in the shrinkage pool 13 when driving lever 9 swings, drive the in-process that plug connector 11 reciprocated, still can let the plug connector 11 of "U" shape structure keep the horizontality, but ensure that the inserted sheet 12 of the one end side of "U" shape structure can the level insert in the draw-in groove of latch tongue 1, improve the precision of locking latch tongue 1.

In order to improve the matching degree of all the components in the lock body, a second microswitch 8 is arranged on one side of the gear shifting peach 6, and the second microswitch 8 is electrically connected with the motor component 4; the gear shifting peach 6 is provided with an induction shifting block 7 extending outwards near the second microswitch 8, and when the shifting rod 9 is in contact with the gear shifting peach 6 but no interaction force exists between the gear shifting peach and the gear shifting peach 6, the induction shifting block 7 compresses the second microswitch 8. When the gear shifting peach 6 rotates, the gear shifting peach 6 presses the shifting lever 9, the plug connector 11 locks the latch bolt 1, the induction shifting block 7 breaks away from the second microswitch 8 at the moment, and sends a stop rotating instruction to the controller, and the motor assembly 4 is controlled to stop rotating, so that the intelligent degree of the lock body is improved, and the precision of mutual matching of all the parts is improved.

The working principle of the embodiment is as follows:

when the door is not locked, the induction shifting peach is located at the point A, as shown in fig. 1, the gear shifting peach 6 compresses the push rod at the moment, so that the inserting piece 12 is separated from the latch bolt 1, the torsion spring 10 is in a tightening state at the moment, and the induction shifting peach is not contacted with the second microswitch 8. When the lock body is pushed into the door frame, the sensing tongue 2 is compressed to enable the first microswitch 3 to send a trigger signal to the controller, the control motor assembly 4 drives the sensing shifting peach to move to a point B, as shown in fig. 2, no interaction force exists between the shifting rod 9 and the gear shifting peach 6, the shifting rod 9 is driven to move the plug connector 11 towards the latch tongue 1 in the resetting process of the torsion spring 10, and the plug-in piece 12 is inserted into a clamping groove of the chute to achieve locking of the latch tongue 1. When the transmission gear 5 rotates anticlockwise to a point B, the sensing peach-poking presses the second microswitch 8, the second microswitch 8 sends a rotation stopping instruction to the controller, the motor component 4 is controlled to stop rotating, and the latch bolt 1 is always in a locking state. When the door needs to be opened, the control motor assembly 4 drives the induction shifting peach to move to the point A again, so that the gear shifting peach 6 supports against the shifting rod 9 again in the process of inversion resetting, the shifting rod 9 swings to drive the inserting piece 12 of the inserting piece 11 to be separated from the latch bolt 1, and the locking state of the latch bolt 1 is released.

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. The latch bolt locking mechanism of a kind of lock, characterized by, including

2. The latch locking mechanism of claim 1, wherein the locking mechanism comprises a toggle assembly and a connector, one end of the toggle assembly is linked to the driving mechanism, and the other end of the toggle assembly is movably connected to the connector.

3. The deadbolt locking mechanism of a lock of claim 2, wherein said toggle assembly comprises a toggle lever and a torsion spring, said toggle lever is mounted around a fixed shaft of said lock body, said torsion spring is mounted around said fixed shaft, one end of said torsion spring is wound around one end of said toggle lever, the other end of said torsion spring is coupled to a projection on said lock body, and said torsion spring and said toggle lever rotate synchronously.

4. The locking mechanism of claim 3, wherein the end of the lever movably connected to the connector is a spherical end, the end of the connector movably connected to the lever is provided with a recess, and the connector is engaged with the spherical end of the lever through the recess to movably connect the lever to the connector.

5. The latch locking mechanism of claim 4, wherein the plug member is configured as a "U" -shaped structure, one end of the "U" -shaped structure extends horizontally outwards and is provided with a concave hole recessed downwards at the extending position, and a side edge of one end of the "U" -shaped structure extends towards the latch.

6. The latch locking mechanism of claim 1, wherein the driving mechanism comprises a gear assembly and a motor assembly, the gear assembly comprises a transmission gear and a gear shifting block, the gear shifting block is sleeved outside the transmission gear, and the gear shifting block and the transmission gear rotate synchronously; the motor component is meshed with the transmission gear to drive the gear shifting peach to rotate.

7. The latch locking mechanism of claim 6, wherein a second microswitch is provided on one side of the gear wheel, the second microswitch being electrically connected to the motor assembly; the gear shifting peach is provided with an induction shifting block which extends outwards near the second microswitch, the second microswitch is pressed or loosened in the rotation process of the gear shifting peach, and the second microswitch sends the in-place condition of the gear shifting peach to the motor component.

8. The latch locking mechanism of claim 1, further comprising a sensing tongue, wherein a first micro switch is disposed under a tongue rod of the sensing tongue, the first micro switch is in signal communication with the motor assembly, and the sensing tongue contacts the first micro switch when pressed to send a command to the motor assembly.