CN211313746U

CN211313746U - Locking assembly

Info

Publication number: CN211313746U
Application number: CN201922092951.7U
Authority: CN
Inventors: 吕思华
Original assignee: Jinhu Microcrystalline Control System Co ltd
Current assignee: Jinhu Microcrystalline Control System Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-08-21
Anticipated expiration: 2029-11-28

Abstract

The utility model relates to a lock the subassembly field, disclose a subassembly of locking, include the base, lock motor, gear piece, drive block and poker rod, it fixes to lock the motor on the base, its output shaft with one side meshing of gear piece, the opposite side of gear piece with the base rotates to be connected, the drive block with the opposite side gyration of gear piece is rotated and is connected, the poker rod with the base gyration is rotated and is connected, just the gear piece the drive block and rotatory linkage in proper order between the poker rod. Compared with the prior art, the locking assembly can be unlocked manually no matter which state the locking motor is damaged when the door lock is in; the same door lock can use a locking motor with lower power, and has the advantages of reasonable structural design, safety, reliability, lower energy consumption and reduced cost.

Description

Locking assembly

Technical Field

The utility model relates to a from inhaling the lock field, in particular to subassembly that locks.

Background

At present, a bus door and a passenger door are not locked by a lock, the bus door is completely pulled by a cylinder, and the bus door can be automatically opened if the cylinder is cut off or the air leakage occurs, so that the bus is very unsafe. The existing passenger car is mainly lifted and self-locked by a car door, and if a lifting mechanism is damaged, the car door can be automatically opened, so that the passenger car is unsafe. In both of these doors, when the door driving mechanism is damaged, the door cannot be manually closed, and in order to improve the safety and convenience of the door, researchers in the field mainly put the object of study on the structure of the door lock.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to solve the problems in the prior art, the utility model provides a locking assembly, which can be manually unlocked no matter what state the locking motor is damaged when the door lock is in; in addition, compared with the prior art, the same door lock can use a locking motor with lower power, and has the advantages of reasonable structural design, safety, reliability, lower energy consumption and cost reduction.

The technical scheme is as follows: the utility model provides a lock subassembly, include the base, lock motor, gear piece, drive block and poker rod, it fixes to lock the motor on the base, its output shaft with one side meshing of gear piece, the opposite side of gear piece with the base rotates and connects, the drive block with the opposite side gyration of gear piece is rotated and is connected, the poker rod with the base gyration is rotated and is connected, just the gear piece the drive block and rotatory linkage in proper order between the poker rod.

Furthermore, one end of the poke rod in rotary linkage with the driving block is provided with a roller. The installation of gyro wheel makes between drive block and the poker rod become rolling friction by sliding friction, has reduced the frictional force between the two greatly for the drive block is more level and smooth more effective to stirring of poker rod, reduces the drive power of the motor that locks.

Furthermore, an unlocking column is fixed on the driving block. When the lock catch is unlocked, the unlocking column can be shifted through the unlocking piece, so that the driving block is separated from the shifting rod after being rotated.

Preferably, the driving block and the other side of the gear piece are rotatably connected through a first rotating member, one end of the first rotating member is fixedly connected with the driving block, and the other end of the first rotating member is fixedly connected with the gear piece. The first rotating member preferably uses a torsion spring, one end of the torsion spring is fixedly connected with the driving block, the other end of the torsion spring is fixedly connected with the gear piece, and the middle part of the torsion spring is wound on a rotating shaft A of the driving block.

Preferably, the poke rod is rotatably and rotatably connected with the base through a second rotating part, one end of the second rotating part is fixedly connected with the poke rod, and the other end of the second rotating part is fixedly connected with the base. The second rotating part preferably uses a torsion spring, one end of the torsion spring is fixedly connected with the poke rod, the other end of the torsion spring is fixedly connected with the base, and the middle part of the torsion spring is wound on a rotating shaft B of the poke rod.

Has the advantages that: this subassembly of locking compares with prior art and has following advantage:

(1) the locking assembly can drive the driving block to be separated from the poking rod while the unlocking motor drives the lock catch to unlock, so that the poking rod is reset, and the situation that the driving block is manually pulled to unlock when the upper locking motor has functional disorder can be guaranteed; because the poke rod is a component for driving the lock catch to be locked, and the poke rod cannot be manually reset in the prior art, when the motor for locking the lock fails, the lock catch can be locked by the poke rod because the poke rod cannot be manually reset, so that the lock catch cannot be manually unlocked; in the locking assembly in the application, the shifting rod can be manually reset by separating the shifting rod from the driving block through manual rotation of the driving block, namely, the shifting rod can be manually reset regardless of the state of the locking assembly, namely, the lock catch can be manually unlocked, the situation that the vehicle door lock cannot be unlocked due to the fact that a locking motor cannot be used when a vehicle breaks down or a traffic accident happens to the vehicle is avoided, and the safety performance of the locking assembly is effectively improved.

(2) This motor of locking in the subassembly of locking directly passes through gear piece drive block, and then drives the hasp through drive block drive poker rod and locks, with among the prior art directly through locking motor drive and gear piece rotate the poker rod of being connected, and then drive the hasp through the poker rod and lock and compare, shortened the motor of locking to the effect arm of force of poker rod, can effectively reduce the power of the motor of locking, promptly, lock for the self-priming lock of the same model, the utility model discloses use the motor of locking of less power both can realize, effectively reduced product cost, reduced the energy consumption.

Drawings

FIG. 1 is a schematic view of a locking assembly in an unlocked state;

FIG. 2 is a schematic view of the locked state of the locking assembly;

FIG. 3 is a schematic view of the locking assembly in an unlocked state;

the locking mechanism comprises a base 1, a gear piece 2, a driving block 3, a poke rod 4, an output shaft 5 of a locking motor, a rotating shaft F6, a rotating shaft A7, a first rotating member 8, a roller 9, a rotating shaft B10, a second rotating member 11 and an unlocking column 12.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Embodiment 1:

the present embodiment provides a locking assembly, as shown in fig. 1 to 3, which mainly comprises a base 1, a locking motor (not shown in the figure), a gear plate 2, a driving block 3 and a poke rod 4, wherein the locking motor is fixed on the base 1, an output shaft 5 of the locking motor is engaged with one side of the gear plate 2, and the other side of the gear plate 2 is rotatably connected with the base through a rotating shaft F6; the driving block 3 and the other side of the gear piece 2 are rotatably connected through a rotating shaft A7 and a first rotating member 8, the first rotating member 8 preferably uses a torsion spring, one end of the torsion spring is fixedly connected with the driving block 3, the other end of the torsion spring is fixedly connected with the gear piece 2, and the middle part of the torsion spring is wound on the rotating shaft A7; one end of the poke rod 4 is tangent to the driving block 3, in order to reduce the friction between the driving block 3 and the poke rod 4, a roller 9 is arranged at one end of the poke rod 4 tangent to the driving block 3, so that the roller 9 is tangent to the driving block 3, and the sliding friction between the driving block 3 and the poke rod 4 is changed into rolling friction; the other end of the poke rod 4 is rotatably connected with the base 1 through a rotating shaft B10 and a second rotating part 11, the second rotating part 11 preferably uses a torsion spring, one end of the second rotating part is fixedly connected with the poke rod 4, the other end of the second rotating part is fixedly connected with the base 1, and the middle part of the second rotating part is wound on the rotating shaft B10; rotatory linkage in proper order between gear piece 2, drive block 3 and the poker rod 4, drive block 3 can stir poker rod 4 and rotate around pivot B10 when revolving around pivot A rotation, and poker rod 4 can drive the hasp when rotatory and lock.

The operation principle of the locking assembly in the present embodiment is as follows:

when the shackle is in the unlocked state, the locking assembly is in the condition shown in figure 1. When the lock catch needs to be locked, the locking motor rotates forwards, the gear piece 2 is driven to rotate anticlockwise around the rotating shaft F6 through the output shaft 5 of the locking motor, the anticlockwise rotation of the gear piece 2 drives the driving block 3 to rotate anticlockwise, the anticlockwise rotation of the driving block 3 can extrude the roller 9 tangent to the driving block to drive the poking rod 4 to rotate clockwise around the rotating shaft B10, and the clockwise rotation of the poking rod 4 can drive the lock catch (not shown in the figure) to be locked, as shown in fig. 2; after the lock catch is locked, the locking motor stops rotating.

When the unlocking is needed, the unlocking column 12 on the driving block 3 is pulled by the unlocking motor to drive the driving block 3 to rotate anticlockwise on the gear piece 2 around the rotating shaft A7, so that the driving block 3 is separated from the poking rod 4, and the poking rod 4 rotates anticlockwise around the rotating shaft B10 under the action of resilience force of the second rotating member 11 to return to the initial state (at the moment, the poking rod 4 is separated from the driving block 3), as shown in FIG. 3. After the obstruction of the poking rod 4 is removed, the unlocking motor can easily drive the lock catch to unlock, even when the upper locking motor is in functional failure, the unlocking column 12 on the driving block 3 can be pulled manually to separate the driving block 3 from the poking rod 4 to reset the poking rod 4, and then the lock catch is unlocked manually to realize manual unlocking.

After unlocking, the unlocking motor stops operating, the driving block 3 rotates clockwise around the rotating shaft a7 under the action of the resilience force of the first rotating member 8 to contact with the poking rod 4 again, then the locking motor rotates reversely and drives the gear piece 2 to rotate clockwise around the rotating shaft F6 and the driving block 3 on the rotating shaft through the output shaft 5 to the initial state, and then the locking motor stops operating to wait for the next locking action, as shown in fig. 1.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a locking assembly, its characterized in that includes the base, locks motor, gear piece, drive block and poker rod, it fixes to lock the motor on the base, its output shaft with one side meshing of gear piece, the opposite side of gear piece with the base rotates and is connected, the drive block with the opposite side gyration of gear piece is rotated and is connected, the poker rod with the base gyration is rotated and is connected, just the gear piece, the drive block and in proper order the rotatory linkage between the poker rod.

2. A lock assembly according to claim 1, wherein a roller is mounted to one end of the throw rod in rotational communication with the drive block.

3. A lock assembly according to claim 1, wherein an unlocking post is secured to the drive block.

4. A lock assembly according to any one of claims 1 to 3, wherein the drive block is rotatably connected to the other side of the gear plate by a first rotary member, one end of the first rotary member being fixedly connected to the drive block and the other end being fixedly connected to the gear plate.

5. A lock assembly according to any one of claims 1 to 3, wherein the throw bar is pivotally connected to the base by a second pivot member, one end of the second pivot member being fixedly connected to the throw bar and the other end being fixedly connected to the base.