CN219523839U - Active popup type car door anti-collision beam, anti-collision system and car - Google Patents

Abstract

The utility model discloses an active popup type vehicle door anti-collision beam, an anti-collision system and an automobile, wherein the active popup type vehicle door anti-collision beam comprises a pipe body, two telescopic columns are arranged on a vehicle door, the two telescopic columns are respectively axially inserted at two ends of the pipe body, a driving mechanism is arranged in the pipe body and can drive the two telescopic columns to be respectively inserted into an A column and a B column of the automobile.

Description

Active popup type car door anti-collision beam, anti-collision system and car

Technical Field

The utility model belongs to the technical field of anti-collision beams, and particularly relates to an active popup type car door anti-collision beam, an anti-collision system and a car.

Background

In the traditional design strategy of an automobile, the automobile door is fixed on the automobile body frame through three connecting points, namely two rotary hinges and a door lock, when a side collision accident occurs to the automobile, the door is a main bearing area, and the automobile door only transmits load to the automobile body frame by means of the three connecting points, so that serious deformation and even failure of the connecting points are often caused. The door anticollision roof beam is as the key guard piece of side, arranges between the inside and outside panel beating of door for the anticollision roof beam can't form direct connection with the automobile body frame because of the normal open requirement of door, also can slide into passenger cabin along with the door is whole after the bending deformation takes place in the side collision process, can't exert its guard action furthest. Therefore, it is important to transfer the load received by the door to the body frame through the door impact beam, how the impact beam is effectively connected to the body frame.

Disclosure of Invention

The utility model aims at solving the problems that the anti-collision beam cannot be directly connected with the vehicle body frame due to the normal open and close requirement of the vehicle door, and the anti-collision beam can integrally slide into a passenger cabin along with the vehicle door after bending deformation in the side collision process, and cannot exert the protection function to the greatest extent.

In order to achieve the above object, the present utility model provides an active pop-up door impact beam, comprising:

the pipe body is arranged on the vehicle door;

the two telescopic columns are respectively axially inserted into the two ends of the pipe body;

the driving mechanism is arranged in the pipe body and can drive the two telescopic columns to be respectively inserted into an A column and a B column of the automobile.

Optionally, the a column and the B column are respectively provided with jacks matched with the telescopic columns.

Optionally, the telescopic column is cylindrical.

Optionally, the driving mechanism includes:

the double-shaft motor is arranged in the pipe body, and an external thread is arranged at the output end of the double-shaft motor;

the section of the telescopic column and the section of the pipe body are non-circular, and one end of the telescopic column is provided with an internal threaded hole matched with the external thread.

Optionally, the drive mechanism is electrically connected with a BCM control system and/or an ADAS control system.

Optionally, the telescopic column is inserted into the middle of the A column and the B column and is not exposed.

Optionally, the tube is disposed between the door lock and the door bottom.

Optionally, the body sets up in the outside of door inner panel, is provided with on the door and dodges the hole.

An active pop-up door collision avoidance system, comprising:

a lateral sensor disposed outside the door or the body;

the ADAS control system is connected with the BCM control system and the lateral sensor;

the driving mechanism is connected with the BCM control system.

An automobile, comprising:

the active popup type car door anti-collision beam.

The utility model provides an active popup type car door anti-collision beam, which has the beneficial effects that:

this initiative pop-up door anticollision roof beam proposes initiative safety protection theory, triggers the anticollision roof beam voluntarily through collision prediction, makes two telescopic columns insert automobile body frame A post and B post respectively, makes the direct connection of door anticollision roof beam and automobile body frame, effectively transmits door collision load, reduces the invasion of door to passenger cabin.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular descriptions of exemplary embodiments of the utility model as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the utility model.

Fig. 1 shows a schematic structural view of an active pop-up door impact beam according to an embodiment of the present utility model.

Fig. 2 shows a schematic structural view of a telescopic column of an actively sprung-type door impact beam according to an embodiment of the present utility model.

Fig. 3 shows a schematic view of a contracted state of an actively ejecting door impact beam according to an embodiment of the present utility model.

Fig. 4 shows a schematic view of an extended state of an actively ejecting door impact beam according to an embodiment of the present utility model.

Fig. 5 illustrates a flow diagram of an active pop-up door collision avoidance system in accordance with one embodiment of the present utility model.

Reference numerals illustrate:

1. a tube body; 2. a telescopic column; 3. a driving mechanism; 4. a vehicle door; 5. a column A; 6. and B column.

Detailed Description

Preferred embodiments of the present utility model will be described in more detail below. While the preferred embodiments of the present utility model are described below, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

As shown in fig. 1-5, an active pop-up door impact beam, comprising:

a tube 1 provided on a door 4;

the two telescopic columns 2 are respectively inserted into the two ends of the pipe body 1 in the axial direction;

the driving mechanism 3 is arranged in the pipe body 1 and can drive the two telescopic columns 2 to be respectively inserted into an A column 5 and a B column 6 of the automobile.

Specifically, the pipe body 1 is cross-coupled with the A column 5 and the B column 6 through the telescopic column 2, so that the connection strength and the self firmness of the vehicle door 4 and the vehicle body frame are improved. When collision occurs, collision load received by the vehicle door 4 is transferred to the vehicle body frame, so that obvious concave of the vehicle door 4 relative to the vehicle body frame is avoided, and large invasive injury is caused to passengers in the vehicle.

Further, the tube body 1 may be provided on a front door and a rear door, and may be applied to an articulated vehicle door 4 or a push-pull vehicle door 4.

In this embodiment, the a-pillar 5 and the B-pillar 6 are respectively provided with insertion holes matched with the telescopic pillar 2.

Specifically, through jack cooperation telescopic column 2, jack inner wall thickening enhancement is handled, avoids tearing.

In this embodiment, the telescopic column 2 is cylindrical.

Specifically, the hollow cylinder has a larger outer diameter than the solid cylinder with the same weight, and the contact surface with the jack is also large, so that the tearing risk is reduced.

In the present embodiment, the driving mechanism 3 includes:

the double-shaft motor is arranged in the pipe body 1, and the output end of the double-shaft motor is provided with external threads;

the sections of the telescopic column 2 and the pipe body 1 are non-circular, and one end of the telescopic column 2 is provided with an internal threaded hole matched with external threads.

Specifically, the two telescopic columns 2 are respectively inserted into the A column 5 and the B column 6 of the automobile through the double-shaft motor driving and matching with the external threads and the internal threaded holes.

In the present embodiment, the driving mechanism 3 is electrically connected to a BCM control system and/or an ADAS control system.

Specifically, the BCM control system determines whether a collision occurs according to the ADAS system to start the active pop-up door impact beam.

In this embodiment, the telescopic column 2 is inserted into the middle of the a-column 5 and the B-column 6 without being exposed.

In the present embodiment, the tube body 1 is provided between the door lock and the bottom of the door 4.

Specifically, the position of the pipe body 1 is flush with the waist position of the passenger, and the position which is easy to be damaged during the collision of the person is protected.

In this embodiment, the tube body 1 is disposed outside the inner panel of the door 4, and the door 4 is provided with a relief hole.

Specifically, the tube body 1 is provided inside the door 4 without spoiling the aesthetic appearance of the vehicle body.

Further, the pipe body 1 is horizontally disposed.

An active pop-up door collision avoidance system, comprising:

a lateral sensor disposed outside the door or the body;

the ADAS control system is connected with the BCM control system and the lateral sensor;

the driving mechanism 3 is connected with the BCM control system.

Specifically, the relative distance and the relative speed between the left side or the right side of the vehicle and the vehicle are monitored through a vehicle lateral sensor (a lateral radar, a camera and the like), and monitoring data are transmitted to an ADAS control system in real time;

the ADAS control system carries out real-time calculation and analysis according to the data transmitted back by the lateral sensor, judges whether collision is possible or not and predicts the collision moment according to the relative distance and the relative speed, and if the collision is unavoidable, the ADAS control system sends an action instruction to the BCM control system;

the BCM control system synchronously sends a driving instruction to the anti-collision beam driving mechanism 3 according to the action instruction requirement of the ADAS control system;

the driving mechanism 3 drives the two telescopic columns to stretch and insert the A column and the B column, so that the connection strength and the self firmness of the vehicle door 4 and the vehicle body frame are improved.

An automobile, comprising:

the active popup type car door anti-collision beam.

When the active popup type car door anti-collision beam is used, the use of an articulated car door connected with an ADAS control system is taken as an example,

step 1: the vehicle is laterally provided with a sensor (lateral radar and a camera), data acquisition is performed, and data information such as the relative distance, the relative speed and the like of a laterally coming vehicle in the process of approaching an own vehicle are transmitted to an ADAS control system in real time;

step 2: after the ADAS control system collects the data, the data are analyzed in real time through software, the pre-collision moment is calculated, whether collision risks exist between the lateral vehicles and the own vehicles or not is judged, if no collision risk exists, the step 1 is returned, if the collision risk exists, the step 3 is executed;

step 3: after judging that the lateral incoming vehicle has unavoidable collision risk to the own vehicle, the ADAS system sends an anti-collision beam action instruction to a BCM body control module 0.5-1Ss (generally set time, specific time is required to be calibrated for a specific vehicle type) before the calculated collision time;

step 4: the BCM receives the ADAS operation command and synchronously transmits a drive command to the drive mechanism 3.

Step 5: the driving mechanism 3 receives a driving instruction, the driving motor starts to act, the two telescopic columns 2 are controlled to extend out and are respectively inserted into cavities of an A column 5 and a B column 6 of the vehicle body frame, and then cross coupling of the anti-collision beam and the vehicle body frame is realized. After the unavoidable collision occurs, the collision load borne by the vehicle door 4 is maximally transferred to the vehicle body frame, so that the vehicle door 4 is prevented from obvious concave relative to the vehicle body frame, and a large invasion injury is caused to passengers in the vehicle.

The foregoing description of embodiments of the utility model has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.

Claims (10)

1. An active pop-up door impact beam, comprising:

the pipe body is arranged on the vehicle door;

the two telescopic columns are respectively axially inserted into the two ends of the pipe body;

the driving mechanism is arranged in the pipe body and can drive the two telescopic columns to be respectively inserted into an A column and a B column of the automobile.

2. The active pop-up door impact beam of claim 1, wherein the a-pillar and the B-pillar are each provided with a receptacle that mates with the telescoping pillar.

3. The active pop-up door impact beam of claim 1, wherein the telescoping post is cylindrical.

4. The active pop-up door impact beam of claim 1, wherein the drive mechanism comprises:

the double-shaft motor is arranged in the pipe body, and an external thread is arranged at the output end of the double-shaft motor;

the section of the telescopic column and the section of the pipe body are non-circular, and one end of the telescopic column is provided with an internal threaded hole matched with the external thread.

5. The active pop-up door impact beam of claim 1, wherein the drive mechanism is electrically connected to a BCM control system and/or an ADAS control system.

6. The active pop-up door impact beam of claim 1, wherein the telescoping post is inserted into the middle of the a and B posts and is not exposed.

7. The active pop-up door impact beam of claim 1, wherein the tube is disposed between a door lock and a door bottom.

8. The active pop-up door impact beam of claim 1, wherein the tube is disposed outside of an inner door panel, and wherein the door is provided with a vent hole.

9. An active pop-up door collision avoidance system, comprising:

a lateral sensor disposed outside the door or the body;

the ADAS control system is connected with the BCM control system and the lateral sensor;

the active pop-up door impact beam of any one of claims 1-8, wherein the drive mechanism is coupled to a BCM control system.

10. An automobile, comprising:

the active pop-up door impact beam of any one of claims 1-8.