CN110499971B

CN110499971B - Automatic locking and unlocking device for automobile

Info

Publication number: CN110499971B
Application number: CN201910897382.5A
Authority: CN
Inventors: 李文军; 刘彤; 王胜; 高泽天; 龙伟; 刘丹; 宗宣洁; 杨欣哲; 彭之远; 陈熙
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2019-09-23
Filing date: 2019-09-23
Publication date: 2020-09-25
Anticipated expiration: 2039-09-23
Also published as: CN110499971A

Abstract

The invention discloses an automatic unlocking and unlocking device for an automobile, which comprises a left front door lock, a right front door lock, a left rear door lock and a right rear door lock, wherein the left front door lock, the right front door lock, the left rear door lock and the right rear door lock have the same internal structures and are respectively composed of a cover plate, a claw support and a base plate, the left front door lock is respectively connected with the right front door lock, the left rear door lock and the right rear door lock through an electromagnetic door lock actuating mechanism and an electromagnet mechanism, the right front door lock, the left rear door lock and the right rear door lock are mutually connected through a linkage mechanism, the left front door lock and the right front door lock are respectively connected with a bayonet sensor on a safety belt through a door lock control relay, the left rear door lock and the right rear door lock are respectively connected with a weight sensor in a seat through a door lock control relay, the invention removes the speed control in the central door lock, the front row door, more economical and practical.

Description

Automatic locking and unlocking device for automobile

Technical Field

The invention relates to the field of automobile door locks, in particular to an automatic locking and unlocking device for an automobile.

Background

The central control door lock for car is characterized by that it can make the car convenient to use and safe, and can implement centralized control of locking and unlocking of every door, and its door lock is an important safety component, and is formed from two main components, one component is fixed on the door, another component is fixed on the car body, and can prevent the door from outwards opening by means of bolt, and can be separated from the door by means of simple lever movement or action of pressing push button, and the door lock must be reliable in operation, and can not be separated from the door under the action of a certain impact force. Most of automobiles in the current market mainly use a central control door lock, the central control door lock has three main functions, namely central control, speed control and independent control, when the driving speed reaches a certain speed, each door can be automatically locked, and the situation that the door is opened due to the fact that a passenger mistakenly operates an inner door handle is avoided.

Disclosure of Invention

The invention aims to solve the defects that the speed of the existing central control door lock is controlled in a congested urban area, an automobile is difficult to reach the set speed, the safety of passengers cannot be ensured due to the fact that a door cannot be self-locked during low-speed running, the manufacturing cost is high, the practical significance is not great and the like, and provides an automatic locking and unlocking device for the automobile.

In order to achieve the purpose, the invention provides the following technical scheme: including left front door lock, right front door lock, left back door lock and right back door lock, left side front door lock, right front door lock, left back door lock and right back door lock inner structure are the same, constitute by apron, claw support and base plate, the claw support is inside mainly to be become by locking piece spring, locking piece, buffer block, locking piece noise elimination piece, damping block, dress cardboard spring groove and slider group, the base plate is inside mainly to become by linkage arm, release arm, safety arm and lever, the base plate external connection has the external-open push rod, all be provided with lock control switch and lock control relay around left side front door lock, right front door lock, left back door lock and the right back door lock.

Preferably, the cover plate, the claw support and the base plate are mutually fixed through a pin shaft and a screw, wherein the cover plate and the claw support form a locking mechanism of the lock body to realize a locking function, and the base plate realizes an inner and outer opening function and an inner and outer locking or unlocking function.

Preferably, the left front door lock is respectively connected with the right front door lock, the left rear door lock and the right rear door lock of the door lock through an electromagnetic door lock executing mechanism and an electromagnet mechanism, the electromagnetic door lock executing mechanism and the electromagnet mechanism are electrically connected, the right front door lock, the left rear door lock and the right rear door lock are mutually connected through linkage mechanisms, and a driver can simultaneously lock and unlock each door through the left front door lock, so that the whole control is facilitated.

Preferably, left side front door lock, right front door lock, left back lock and right back lock are electric connection rather than the lock control switch that corresponds, and every lock accessible lock control switch realizes the switch alone, convenient independent control.

Preferably, the left front door lock and the right front door lock are connected with the bayonet lock sensors on the corresponding safety belts through the door lock control relays, the opening and closing of the left front door lock and the right front door lock are not affected by each other, and when the safety belts are fastened, the bayonet lock sensors send signals to the door lock control relays and control the left front door lock or the right front door lock to be locked; after the safety belt is unfastened, the bayonet lock sensor sends a signal to the door lock control relay, the left front door lock or the right front door lock is controlled to be unlocked at the moment, and the safety belt is necessary to be fastened in the driving process of the automobile, so that the main driver and the assistant driver can realize automatic locking and unlocking through the safety belt more conveniently.

Preferably, the left rear door lock and the right rear door lock are connected with the weight sensors in the corresponding rear seats through door lock control relays, the opening and closing of the left rear door lock and the right rear door lock are not affected by each other, when a rear passenger gets on the vehicle, the passenger sits on the rear seat, pressure is sensed through a weight sensor in the rear seat, a signal is sent to the door lock control relays, and at the moment, the left rear door lock or the right rear door lock is locked; when a passenger in the rear row gets off the vehicle, the passenger needs to manually unlock the vehicle through a door lock control switch.

Compared with the prior art, the invention has the beneficial effects that:

the speed control in the central door lock is removed, the front row door lock realizes automatic locking and unlocking through the safety belt, the rear row door lock realizes locking through seat weight induction, and the speed control is more economical and practical, and the operation is convenient and more humanized.

Drawings

FIG. 1 is a flow chart of the operation of the present invention.

Fig. 2 is a schematic top view of the jaw support of the present invention.

FIG. 3 is a schematic top view of the substrate of the present invention.

Fig. 4 is a schematic front view of the present invention.

In the figure: 1-left front door lock, 2-right front door lock, 3-left rear door lock, 4-right rear door lock, 5-base plate, 6-claw support, 7-cover plate, 8-outward opening push rod, 9-lock block spring, 10-lock block, 11-weight sensor, 12-buffer block, 13-lock block noise elimination block, 14-vibration reduction block, 15-clamping plate spring groove, 16-rear seat, 17-slide block, 18-safety belt, 19-safety arm, 20-linkage arm, 21-release arm, 22-lever, 23-door lock control switch, 24-electromagnetic door lock actuating mechanism, 25-electromagnet mechanism, 26-linkage mechanism, 27-door lock control relay and 28-bayonet lock sensor.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: the door lock comprises a left front door lock 1, a right front door lock 2, a left rear door lock 3 and a right rear door lock 4, wherein the left front door lock 1, the right front door lock 2, the left rear door lock 3 and the right rear door lock 4 are identical in internal structure and respectively consist of a cover plate 7, a claw support 6 and a base plate 5, the claw support 6 mainly consists of a lock block spring 9, a lock block 10, a buffer block 12, a lock block silencing block 13, a vibration damping block 14, a clamping plate spring groove 15 and a sliding block 17, the base plate 5 mainly consists of a linkage arm 20, a release arm 21, a safety arm 19 and a lever 22, an outward opening push rod 8 is connected to the outside of the base plate 5, door lock control switches 23 and door lock control relays 27 are arranged around the left front door lock 1, the right front door lock 2, the left rear door lock 3 and the right rear door lock 4, the cover plate 7, the claw support 6 and the base plate 5 are mutually fixed through pin shafts and screws, and the cover plate 7 and the claw support 6, the left front door lock 1, the right front door lock 2, the left rear door lock 3 and the right rear door lock 4 are connected with each other through a linkage mechanism 26, a driver can lock and unlock each door through the left front door 1 to facilitate integral control, the left front door lock 1, the right front door lock 2, the left rear door lock 3 and the right rear door lock 4 are electrically connected with corresponding door lock control switches 23, each door lock can be independently opened and closed through the door lock control switches 23 to facilitate independent control, the left front door lock 1 and the right front door lock 2 are connected with corresponding bayonet lock sensors 28 on the safety belts 18 through door lock control relays 27, the opening and closing of the safety belt 18 and the front door lock are not affected with each other, when the safety belt is fastened, the bayonet sensor 28 sends a signal to the door lock control relay 27, and at the moment, the left front door lock 1 or the right front door lock 2 is controlled to be locked; when the safety belt 18 is unlocked, the bayonet sensor 28 sends a signal to the door lock control relay 27, and then the left front door lock 1 or the right front door lock 2 is controlled to be unlocked, because the safety belt 18 is necessary to be fastened in the driving process of the automobile, the main driver and the assistant driver can realize more convenient automatic locking and unlocking through the safety belt 18, the left rear door lock 3 and the right rear door lock 4 are both connected with the weight sensor 11 in the corresponding rear seat 16 through the door lock control relay 27, the locking and unlocking between the left rear door lock 3 and the right rear door lock 4 are not influenced mutually, when a rear passenger gets on the automobile, the passenger sits on the rear seat 16, and after the pressure is sensed by the weight sensor 11 in the rear seat 16, the signal is sent to the door lock control relay 27, and then the left rear door lock 3 or the right rear door lock 4 is locked; when the rear passenger gets off the vehicle, the passenger needs to manually unlock the vehicle through the door lock control switch 23.

The working principle of the invention is as follows:

the left front door lock 1, the right front door lock 2, the left rear door lock 3 and the right rear door lock 4 correspond to four doors of an automobile respectively. Because the safety belt must be fastened in the driving process of the main and auxiliary driving positions, after the safety belt 18 is fastened, the bayonet sensor 28 sends a signal to the door lock control relay 27, and the left front door lock 1 or the right front door lock 2 is controlled to be automatically locked; when the safety belt 18 is unfastened, the latch sensor 28 sends a signal to the door lock control relay 27, and the left front door lock 1 or the right front door lock 2 is controlled to be automatically unlocked. Since the rear passenger does not request to wear the seat belt 18, in order to prevent the rear passenger from forgetting to lock the door after getting on the vehicle, the passenger sits on the rear seat 16 after getting on the vehicle, and sends a signal to the door lock control relay 27 after sensing the pressure by the weight sensor 11 in the rear seat 16, and at this time, the left rear door lock 3 or the right rear door lock 4 is locked; when the rear passenger gets off the vehicle, the passenger needs to manually unlock the vehicle through the door lock control switch 23.

Claims

1. The utility model provides an automatic locking and unlocking device that falls of car, includes left front door lock (1), right front door lock (2), left back door lock (3) and right back door lock (4), its characterized in that: the left front door lock (1), the right front door lock (2), the left rear door lock (3) and the right rear door lock (4) are identical in internal structure and are composed of a cover plate (7), a claw support (6) and a base plate (5), the claw support (6) is mainly composed of a lock block spring (9), a lock block (10), a buffer block (12), a lock block noise elimination block (13), a vibration attenuation block (14), a clamping plate spring groove (15) and a sliding block (17), the base plate (5) is mainly composed of a linkage arm (20), a release arm (21), a safety arm (19) and a lever (22), an outward opening push rod (8) is connected to the outside of the base plate (5), and door lock control switches (23) and door lock control relays (27) are arranged around the left front door lock (1), the right front door lock (2), the left rear door lock (3) and the right rear door lock (4); the left front door lock (1) and the right front door lock (2) are connected with a bayonet sensor (28) on the corresponding safety belt (18) through door lock control relays (27), and the opening and closing of the left front door lock and the right front door lock are not affected by each other.

2. The automatic locking and unlocking device for the automobile according to claim 1, wherein: the cover plate (7), the claw support (6) and the base plate (5) are mutually fixed through a pin shaft and a screw.

3. The automatic locking and unlocking device for the automobile according to claim 1, wherein: the left front door lock (1) is respectively connected with a door lock right front door lock (2), a left rear door lock (3) and a right rear door lock (4) through an electromagnetic door lock executing mechanism (24) and an electromagnet mechanism (25), wherein the electromagnetic door lock executing mechanism (24) is electrically connected with the electromagnet mechanism (25), and the right front door lock (2), the left rear door lock (3) and the right rear door lock (4) are mutually connected through a linkage mechanism (26).

4. The automatic locking and unlocking device for the automobile according to claim 1, wherein: the left front door lock (1), the right front door lock (2), the left rear door lock (3) and the right rear door lock (4) are electrically connected with the corresponding door lock control switches (23).

5. The automatic locking and unlocking device for the automobile according to claim 1, wherein: the left rear door lock (3) and the right rear door lock (4) are connected with a weight sensor (11) in a corresponding rear seat (16) through door lock control relays (27), and the opening and closing of the left rear door lock and the right rear door lock are not affected by each other.