CN219118983U

CN219118983U - Intelligent lock body

Info

Publication number: CN219118983U
Application number: CN202320206494.3U
Authority: CN
Inventors: 王程; 柳小勇; 钱学究; 陈余旭; 马陶杨; 陈振虎; 李华
Original assignee: Zhongheng Group Co ltd
Current assignee: Zhongheng Group Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-02
Anticipated expiration: 2033-02-06

Abstract

The utility model provides an intelligent lock body, and belongs to the technical field of locks. The lock solves the problems that the existing lock body is damaged and worn due to the pressure exerted by the large-current rotation of the motor. The utility model comprises a lock shell, a lock tongue and a thumb wheel, wherein the lock tongue and the thumb wheel are arranged on the lock shell, the thumb wheel is rotationally arranged on the lock shell and used for driving the lock tongue to translate to unlock and lock, the lock body also comprises a handle shifting fork and a micro switch I, the handle shifting fork is rotationally arranged on the lock shell and is in transmission connection with the thumb wheel, the handle shifting fork is provided with a thumb lever I and a thumb lever II, and the thumb wheel is rotationally used for driving the lock tongue to be respectively positioned in an unlocking position and a locking position when the thumb wheel is rotationally moved back and forth, and the thumb wheel can synchronously drive the handle shifting fork to rotate back and forth and respectively enable the thumb lever I and the thumb lever II to trigger the micro switch I. The utility model has the advantages that through the design of the three micro-switches, the accurate electric signal of the micro-switches is adopted to judge whether the locking/unlocking is in place, thereby more accurately controlling the rotation/stop of the motor.

Description

Intelligent lock body

Technical Field

The utility model belongs to the technical field of locks, and relates to an intelligent lock body.

Background

The lockset generally comprises a lock shell, a lock tongue and a thumb wheel, wherein the lock tongue and the thumb wheel are arranged on the lock shell, the thumb wheel is rotationally arranged on the lock shell, and the motor drives the thumb wheel to rotate to drive the lock tongue to translate for unlocking and locking.

The existing locks in the market cannot detect whether the locks are in a locked state or an unlocked state, and only after the locks are locked or unlocked in place, the motor is rotated, the current of the motor can be automatically increased because the motor is rotated, and when the current is increased to about 4A, the locks are locked or unlocked in place. In this way, the lock is detected to be in a locked state or an unlocked state, and the lock is damaged and worn due to pressure exerted by the rotation of the motor under a large current.

Disclosure of Invention

The utility model aims to solve the problems of the prior lock body, and provides an intelligent lock body capable of judging whether a door is locked or not through telescopic displacement of a lock tongue.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides an intelligent lock body, includes lock casing and sets up spring bolt, thumb wheel on the lock casing, the thumb wheel rotates and sets up and be used for driving the spring bolt translation and unblank, close the lock on the lock casing, its characterized in that, the lock body still include handle shift fork, micro-gap switch one, handle shift fork rotation sets up on the lock casing and is connected with the thumb wheel transmission, is equipped with thumb lever one and thumb lever two on the handle shift fork, the thumb wheel round trip rotation is used for driving the spring bolt and is located the time of unlocking position and closing the locking position respectively, the thumb wheel can synchronous drive handle shift fork round trip rotation and make thumb lever one and thumb lever two trigger micro-gap switch one respectively.

In the intelligent lock body, the lock body further comprises a latch and a micro switch II, wherein the latch is movably arranged on the lock shell and can translate relative to the lock shell, and the movement direction of the latch is consistent with that of the lock tongue; when the inclined tongue is in a retracted state, the inclined tongue triggers the second micro switch.

In the intelligent lock body, the lock body further comprises a feeler lever and a micro switch, wherein the feeler lever is movably arranged on the lock shell and can translate relative to the lock shell, and the movement direction of the feeler lever is consistent with the movement direction of the lock tongue; and when the feeler lever is in a retraction state, the feeler lever triggers the micro switch III.

In the intelligent lock body, a transmission rod is fixedly arranged at the inner side end part of the inclined tongue, a shifting block is fixedly arranged on the transmission rod, and when the inclined tongue is in a retraction state, the shifting block triggers the second micro switch.

In the above-mentioned intelligent lock body, the lock housing is further provided with a first guide block and a second guide block, the transmission rod passes through the first guide block and slides relative to the first guide block, and the feeler lever passes through the second guide rod and slides relative to the second guide block.

In the intelligent lock body, the lock body further comprises a first spring and a second spring, wherein the first spring is sleeved on the periphery of the transmission rod, and two ends of the first spring are respectively elastically abutted between the inclined tongue and the first guide block and used for driving the inclined tongue to reset; the two ends of the second spring are respectively and elastically abutted between the feeler lever and the second guide block for driving the feeler lever to reset.

In the intelligent lock body, the tooth-shaped groove I is arranged on the outer wheel surface of the shifting wheel, and the tooth-shaped groove II which is correspondingly meshed with the tooth-shaped groove I is arranged on the outer wheel surface of the handle shifting fork.

In the intelligent lock body, the handle shifting fork, the shifting rod I, the shifting rod II and the tooth-shaped groove II are of an integrated structure.

Compared with the prior art, the utility model adopts the design of three micro-switches and adopts the accurate electric signal of the micro-switches to judge whether the lock is closed or opened in place, thereby more accurately controlling the rotation/stop of the motor and reducing the damage and abrasion of the lock body caused by the pressure applied by the rotation of the motor with high current.

Drawings

FIG. 1 is a schematic diagram of the present utility model in a locked state;

FIG. 2 is a schematic illustration of an unlocked condition of the present utility model;

FIG. 3 is a schematic view showing a state after opening the door according to the present utility model;

fig. 4 is an enlarged schematic view of the lever fork of the present utility model.

In the figure, 1, a lock housing; 2. a thumb wheel; 3. a handle fork; 4. a micro switch I; 5. a beveled tongue; 6. a micro switch II; 7. a feeler lever; 8. a micro switch III; 9. a bolt; 10. a transmission rod; 11. a shifting block; 12. a first guide block; 13. a second guide block; 14. a first tooth-shaped groove; 15. tooth-shaped grooves II; 16. a first deflector rod; 17. and a second deflector rod.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 4, the intelligent lock body of the utility model comprises a lock shell 1, a lock tongue 9 and a thumb wheel 2, wherein the lock tongue 9 and the thumb wheel 2 are arranged on the lock shell 1, and the thumb wheel 2 is rotatably arranged on the lock shell 1 and used for driving the lock tongue 9 to translate for unlocking and locking.

The lock body further comprises a handle shifting fork 3 and a micro switch I4, the handle shifting fork 3 is rotatably arranged on the lock shell 1 and is in transmission connection with the shifting wheel 2, a shifting rod I16 and a shifting rod II 17 are arranged on the handle shifting fork 3, when the shifting wheel 2 rotates back and forth to drive the lock tongue 9 to be respectively located in an unlocking position and a locking position, the shifting wheel 2 can synchronously drive the handle shifting fork 3 to rotate back and forth and respectively enable the shifting rod I16 and the shifting rod II 17 to trigger the micro switch I4. The outer wheel surface of the shifting wheel 2 is provided with a first tooth-shaped groove 14, and the outer wheel surface of the handle shifting fork 3 is provided with a second tooth-shaped groove 15 which is correspondingly meshed with the first tooth-shaped groove 14. The handle shifting fork 3, the shifting lever I16, the shifting lever II 17 and the tooth-shaped groove II 15 are of an integrated structure.

The lock body also comprises a bevel tongue 5 and a micro switch II 6, wherein the bevel tongue 5 is movably arranged on the lock shell 1 and can translate relative to the lock shell 1, and the movement direction of the bevel tongue 5 is consistent with the movement direction of the lock tongue 9; when the inclined tongue 5 is in a retracted state, the inclined tongue 5 triggers the second micro switch 6. The inner side end part of the inclined tongue 5 is fixedly provided with a transmission rod 10, a shifting block 11 is fixedly arranged on the transmission rod 10, and when the inclined tongue 5 is in a retracted state, the shifting block 11 triggers the micro switch II 6.

The lock body also comprises a feeler lever 7 and a micro switch III 8, wherein the feeler lever 7 is movably arranged on the lock shell 1 and can translate relative to the lock shell 1, and the movement direction of the feeler lever 7 is consistent with the movement direction of the lock tongue 9; when the feeler lever 7 is in a retracted state, the feeler lever 7 triggers the micro switch III 8.

The lock shell 1 is also provided with a first guide block 12 and a second guide block 13, the transmission rod 10 passes through the first guide block 12 and slides relative to the first guide block, and the feeler lever 7 passes through the second guide rod and slides relative to the second guide block. The lock body further comprises a first spring and a second spring, the first spring is sleeved on the periphery of the transmission rod 10, and two ends of the first spring respectively elastically lean against the space between the inclined tongue 5 and the first guide block 12 to drive the inclined tongue 5 to reset; the two ends of the second spring are respectively and elastically abutted between the feeler lever 7 and the second guide block 13 for driving the feeler lever 7 to reset.

The working principle of the utility model is as follows:

as shown in fig. 2, when unlocking, the motor drives the thumb wheel 2 to rotate forward, drives the lock tongue 9 and the inclined tongue 5 to retract into the lock shell 1, the handle shifting fork 3 rotates forward synchronously, the first 16 of the shifting lever triggers the first 4 of the micro switch and the second 6 of the micro switch is triggered by the shifting block 11, when the first 4 and second 6 of the micro switch are triggered, the motor stops rotating, and the unlocking is completed;

as shown in fig. 3, the door is in an open state at this time, when the door is closed, the inclined tongue 5 automatically retracts to the lock housing 1 to trigger the second microswitch 6, the feeler lever 7 also retracts to the lock housing 1 to trigger the third microswitch 8, and when the second microswitch 6 is triggered once and the third microswitch 8 is kept in a triggered state, the door is judged to be in a closed state at this time; as shown in fig. 1, when the lock is closed, the motor drives the thumb wheel 2 to rotate reversely, the lock tongue 9 is driven to extend out of the lock shell 1, the handle shifting fork 3 rotates reversely synchronously, the second shifting rod 17 triggers the first microswitch 4, the motor stops rotating, and the lock is closed.

It should be understood that in the claims, the specification of the present utility model, all "including … …" should be interpreted as open-ended meaning that it is equivalent to "at least … …", and not as closed-ended meaning that it should not be interpreted to "include … …" only.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. The utility model provides an intelligent lock body, includes lock casing (1) and sets up spring bolt (9) on lock casing (1), thumb wheel (2) rotate and set up and be used for driving spring bolt (9) translation on lock casing (1) and unblank, close the lock, its characterized in that, the lock body still include handle shift fork (3), micro-gap switch one (4), handle shift fork (3) rotate and set up on lock casing (1) and be connected with thumb wheel (2) transmission, be equipped with thumb lever one (16) and thumb lever two (17) on handle shift fork (3), thumb wheel (2) round trip rotation are used for driving spring bolt (9) and are located when unlocking position and closing the locking position respectively, thumb wheel (2) can synchronous drive handle shift fork (3) round trip to rotate and make thumb lever one (16) and thumb lever two (17) trigger micro-gap switch one (4) respectively.

2. The intelligent lock body according to claim 1, further comprising a latch (5) and a micro switch II (6), wherein the latch (5) is movably arranged on the lock housing (1) and can translate relative to the lock housing (1), and the movement direction of the latch (5) is consistent with the movement direction of the lock tongue (9); when the inclined tongue (5) is in a retracted state, the inclined tongue (5) triggers the second microswitch (6).

3. The intelligent lock body according to claim 2, further comprising a feeler lever (7) and a micro switch III (8), wherein the feeler lever (7) is movably arranged on the lock housing (1) and can translate relative to the lock housing (1), and the movement direction of the feeler lever (7) is consistent with the movement direction of the lock tongue (9); when the feeler lever (7) is in a retracted state, the feeler lever (7) triggers the micro switch III (8).

4. An intelligent lock according to claim 3, wherein a transmission rod (10) is fixedly arranged at the inner side end of the inclined tongue (5), a shifting block (11) is fixedly arranged on the transmission rod (10), and when the inclined tongue (5) is in a retracted state, the shifting block (11) triggers the micro switch II (6).

5. The intelligent lock according to claim 4, wherein the lock housing (1) is further provided with a first guide block (12) and a second guide block (13), the transmission rod (10) passes through the first guide block (12) and slides relative to the first guide block, and the feeler lever (7) passes through the second guide block and slides relative to the second guide block.

6. The intelligent lock body according to claim 4, further comprising a first spring and a second spring, wherein the first spring is sleeved on the periphery of the transmission rod (10), and two ends of the first spring respectively elastically lean against the space between the inclined tongue (5) and the first guide block (12) for driving the inclined tongue (5) to reset; the two ends of the second spring are respectively and elastically abutted between the feeler lever (7) and the second guide block (13) for driving the feeler lever (7) to reset.

7. The intelligent lock body according to claim 1, wherein the outer wheel surface of the shifting wheel (2) is provided with a first tooth-shaped groove (14), and the outer wheel surface of the handle shifting fork (3) is provided with a second tooth-shaped groove (15) which is correspondingly meshed with the first tooth-shaped groove (14).

8. The intelligent lock according to claim 7, wherein the handle shifting fork (3), the shifting lever one (16), the shifting lever two (17) and the tooth-shaped groove two (15) are of an integrated structure.