CN203444540U

CN203444540U - Protection device for vehicle after automatic locking

Info

Publication number: CN203444540U
Application number: CN201320491551.3U
Authority: CN
Inventors: 梅立涛
Original assignee: Zhejiang Geely Holding Group Co Ltd; Ningbo Yuanjing Auto Parts Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Ningbo Yuanjing Auto Parts Co Ltd
Priority date: 2013-08-13
Filing date: 2013-08-13
Publication date: 2014-02-19
Anticipated expiration: 2023-08-13

Abstract

The utility model discloses a protection device for a vehicle after automatic locking. The protection device comprises a body control module (BCM) as well as a vehicle speed sensor, a four-door lock mechanism and a central control door lock switch which are connected with the BCM respectively, wherein the BCM comprises a door lock processor and a vehicle speed processor. According to the protection device, a door lock is prohibited from being unlocked through the BCM when the vehicle runs at a low speed or the vehicle is about to stop but still does not completely stop, so that passengers in the vehicle are guaranteed to be safe; after the vehicle stops, the BCM is used to release the door lock mechanism and no longer control relocking of a locking mechanism, at the moment, a vehicle door can be manually opened.

Description

A kind of for the protective device after vehicle auto-locking

Technical field

The utility model relates to a kind of protective device, refer more particularly to a kind of safety coefficient higher for the protective device after vehicle auto-locking.

Background technology

The automobile of current main flow, (the general speed of a motor vehicle is set in 20Km/h or 30Km/h to be all furnished with vehicle auto-locking function, car body controller BCM is automatic locking by four Novel door lock mechanism for doors of controlling vehicle), for these vehicles are after automatic locking, car body controller BCM will no longer detect vehicle four door lock lockup states, when car two cars speed is lower than setting after the speed of a motor vehicle, occupant can open car door by the centrally controrlled locking system shift knob of driver side or the locking button of four Novel door lock mechanism for doors, and when vehicle speed is brought up to the setting speed of a motor vehicle again, car body controller BCM will again control four Novel door lock mechanism for doors and lock, as the China Patent No. name that is CN201220538123.7 is called a kind of utility model patent of means for controlling automobile door lock, comprise that central authorities process processing unit, microswitch with ignition switch interlock, be arranged on the vehicle door status detection module on each car door and be arranged on the door-lock motor on each car door, CPU (central processing unit) respectively with microswitch, vehicle door status detection module is connected with door-lock motor, door-lock motor is connected with the automobile door lock on its place car door, this utility model can automatically be locked to car door when driver starts automobile, prevent that driver from forgetting to car door and locking because of carelessness.

But at some in particular cases, when having children in car, in the careless situation of adult, some children can open the locking button on door without authorization, and open car door by the opening handle on door, if vehicle in low speed driving process, will cause children to fall outside car, cause injuredly, serious will there will be life danger.Children only not, in adult, the situation that also exists vehicle to open the door when not coming to a complete stop and get off, these have all improved accident odds greatly.

Utility model content

The door lock that the utility model mainly solves prior art be controlled at automobile low speed or situation about not coming to a complete stop under still can open, exist the technical matters of potential safety hazard; Provide a kind of the complete locking of vehicle launch back door lock, can guarantee occupant's safety for the protective device after vehicle auto-locking.

In order to solve the technical matters of above-mentioned existence, the utility model is mainly to adopt following technical proposals:

Of the present utility model a kind of for the protective device after vehicle auto-locking, comprise car body controller BCM, the vehicle speed sensor being connected with car body controller BCM respectively, four Novel door lock mechanism for doors and centrally controrlled locking system switch, described four Novel door lock mechanism for doors comprise left front door lock, right front door lock, left back door lock and right back door lock, car body controller BCM controls four Novel door lock mechanism for doors and latches four car door lockings of automobile after automobile starting, simultaneously, car body controller BCM also receives the instant speed of a motor vehicle that vehicle speed sensor detects and carries out analyzing and processing, in low vehicle speeds process or vehicle be about to stop but incomplete when static yet, the door-lock opening of forbidding vehicle, even if the centrally controrlled locking system button manually by driver side or all the other locking buttons of four are by car door opening, car body controller BCM also can close by control gate latch mechanism again by force, guarantee that occupant cannot open car door in Vehicle Driving Cycle or the in the situation that of having the speed of a motor vehicle, guarantee occupant's safety, and after vehicle stop, car body controller BCM removes four Novel door lock mechanism for doors and no longer controls again locking of lockable mechanism, now can pass through centrally controrlled locking system shift knob or all the other locking buttons of four of driver side, manual unlocking car door.

As preferably, described car body controller BCM comprises door lock processor and speed of a motor vehicle processor, described vehicle speed sensor is connected with door lock processor by speed of a motor vehicle processor, described four Novel door lock mechanism for doors are all connected with door lock processor with centrally controrlled locking system switch, the rotating speed of vehicle speed sensor Real-time Collection transmission for vehicles, and pulsed vehicle speed signal is passed to the speed of a motor vehicle processor in car body controller BCM, pass to after treatment door lock processor and then control four Novel door lock mechanism for doors.

As preferably, described vehicle speed sensor is the sensor of Hall structure, and Hall element size is little, lightweight, repeatable accuracy is high and dynamic property is good.

As preferably, in described left front door lock, right front door lock, left back door lock and right back door lock, be equipped with locking contact A DJ, after door lock latches, locking signal can be passed to door lock processor and control processing.

The beneficial effects of the utility model are: by car body controller BCM, be that control gate latch mechanism latches four car door lockings of automobile after automobile starting, simultaneously, the instant speed of a motor vehicle that car body controller BCM reception vehicle speed sensor detects is carried out analyzing and processing, in low vehicle speeds process or vehicle be about to stop but incomplete when static yet, the door-lock opening of forbidding vehicle, even if the centrally controrlled locking system button manually by driver side or all the other locking buttons of four are by car door opening, car body controller BCM(BCM) also can again close by force by control gate latch mechanism, guarantee that occupant cannot open car door, and after vehicle stop, car body controller BCM removes four Novel door lock mechanism for doors and no longer controls again locking of lockable mechanism, now can manual unlocking car door.

Accompanying drawing explanation

Fig. 1 is theory structure schematic diagram of the present utility model.

Fig. 2 is the electric diagram of Fig. 1 structure.

Embodiment

Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.

Embodiment: the present embodiment a kind of for the protective device after vehicle auto-locking, as shown in Figure 1, comprise car body controller BCM, the vehicle speed sensor being connected with car body controller BCM respectively, four Novel door lock mechanism for doors and central door lock switch, four Novel door lock mechanism for doors comprise left front door lock, right front door lock, left back door lock and right back door lock, car body controller BCM comprises door lock processor and speed of a motor vehicle processor, vehicle speed sensor is the sensor of Hall structure, vehicle speed sensor is connected with door lock processor by speed of a motor vehicle processor, four Novel door lock mechanism for doors are all connected with door lock processor with centrally controrlled locking system switch, at left front door lock, right front door lock, left back door lock with in right back door lock, be all designed with the locking contact A DJ being connected with door lock processor.

As shown in Figure 2, in normal operation, vehicle speed sensor is passed through C1, C2 port is the C3 to car body controller BCM by the variator pulsed tach signal recording, C4 port transmits, speed of a motor vehicle processor in car body controller BCM is processed tach signal, and this signal is converted into vehicle speed signal, and be delivered to door lock processor P 2 by P1, when vehicle speed signal reaches 20Km/h, car body controller BCM will pass through H1, H2 port output signal to four Novel door lock mechanism for door, control door lock locking motor action and make closing of the door, when vehicle stop, vehicle speed signal is 0Km/h, car body controller BCM can pass through H1, H3 port output signal to four Novel door lock mechanism for door, the control motor action car door opening of unblanking, also can pass through N1, N2 port processing central door lock switching signal, control door lock opens or closes, after four door locks are locked, locking contact A DJ in door lock is in open mode, now door lock processor passes through FL, FR, what RL or RR port received is a unsettled signal, when having people manually locking button to be opened, ADJ contact ground state in door lock, what door lock processor received is a low level signal, and door lock processor detects vehicle speed signal by P2, as now there being vehicle speed signal input, vehicle is described just under steam, door lock processor is control gate latch mechanism by force, again four door locks are closed, the personnel of preventing open car door, as now there is no vehicle speed signal input, illustrate that vehicle stops, now door lock processor is no longer controlled four door lock lockings, car door can manual unlocking, while opening four door locks as driver by centrally controrlled locking system button, can pass through N1, N2 port passes to door lock processor by signal, when door lock processor receives LOCK low level signal, also can by P2, detect vehicle speed signal simultaneously, as now there being vehicle speed signal input, vehicle is described just under steam, car body controller BCM(BCM now) door lock processor can force to control four Novel door lock mechanism for doors, again four door locks are closed, the personnel of preventing open car door, as now there is no vehicle speed signal input, illustrate that vehicle stops, now door lock processor no longer control gate lock lock, car door can manual unlocking.

More than explanation has not been done restriction to the utility model; the utility model is also not limited only to giving an example of above-mentioned explanation; the variation that those skilled in the art make in essential scope of the present utility model, retrofit, increase or replace, all should be considered as protection domain of the present utility model.

Claims

1. one kind for the protective device after vehicle auto-locking; it is characterized in that: comprise car body controller BCM, the vehicle speed sensor being connected with car body controller BCM respectively, four Novel door lock mechanism for doors and centrally controrlled locking system switch, described four Novel door lock mechanism for doors comprise left front door lock, right front door lock, left back door lock and right back door lock.

2. according to claim 1 a kind of for the protective device after vehicle auto-locking; it is characterized in that: described car body controller BCM comprises door lock processor and speed of a motor vehicle processor; described vehicle speed sensor is communicated with door lock processor by speed of a motor vehicle processor, and described four Novel door lock mechanism for doors are all connected with door lock processor with centrally controrlled locking system switch.

3. according to claim 1 a kind of for the protective device after vehicle auto-locking, it is characterized in that: described vehicle speed sensor is the sensor of Hall structure.

4. a kind of for the protective device after vehicle auto-locking according to described in claim 1 or 2 or 3, is characterized in that: in described left front door lock, right front door lock, left back door lock and right back door lock, be equipped with locking contact A DJ.