CN216893912U

CN216893912U - Vehicle door damping limiting device capable of preventing door opening killing accident

Info

Publication number: CN216893912U
Application number: CN202220431405.0U
Authority: CN
Inventors: 李铁伟; 白光辉; 骆明旭; 郑建民; 玉国帅; 李津宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-05
Anticipated expiration: 2032-03-02

Abstract

The utility model belongs to the technical field of vehicle safety assistance, and particularly relates to a vehicle door damping limiting device capable of preventing door opening accidents. The structure of the automobile door limiting device comprises an electromagnetic limiting device arranged between an automobile door and a door frame, wherein the electromagnetic limiting device comprises an electromagnetic sucker and an adsorption plate, the electromagnetic limiting device is electrically connected with a power module and an internal control module, and when objects are close to the rear of the automobile door sensed by detectors arranged on two sides of an automobile body, the internal control module sends a damping limiting instruction for opening the automobile door to the electromagnetic limiting device. This novel door damping stop device opens production damping effect through electromagnet and adsorption plate to the door to the suggestion is observed the rear object, treats that the object surmounts back electro-magnet auto-power-off release door, avoids "opening the door and kills" accident, can open the door under emergency by the brute force again simultaneously, ensures that personnel in the car flee.

Description

Vehicle door damping limiting device capable of preventing door opening killing accident

Technical Field

The utility model belongs to the technical field of vehicle safety assistance, and particularly relates to a vehicle door damping limiting device capable of preventing door opening accidents.

Background

The situation behind the vehicle is not observed, so that the vehicle door is opened to get off the vehicle without haste, the electric vehicle, the motor vehicle, the bicycle and the pedestrian cannot react well, and the vehicle collides with the door at once, which is commonly called as 'door opening killer'. Along with the increase of the quantity of retained household automobiles, the number of casualties caused by similar door opening killing accidents is more and more, a general 'lotus type door opening method' which is widely popularized and used in traffic safety education is used for avoiding the door opening killing accidents, namely, when a user leaves a vehicle, the user opens the vehicle door by using a hand far away from the vehicle door, the upper body can naturally rotate, the head and the shoulders can effectively avoid a blind area of a rearview mirror in a natural outward observation range, and therefore collision of rear moving objects is avoided. However, the method depends on the degree of teaching and habit development, people often have a conscious problem, and generally neglect the application of the method, so that the adoption of a proper vehicle door limiting device or a warning system is extremely necessary.

For example, patent No. CN202110780411.7 discloses a radar-based vehicle door safety opening system, which includes a radar, a door lock a and an actuator, wherein when the vehicle door is closed, the door lock a locks the vehicle door; the radar is arranged at the rear part of the vehicle, detects the rear part of the vehicle during operation, and informs the actuator to open the door lock a when the approaching vehicle cannot be found. The system needs to be greatly integrated with an original automobile machine system, the modification cost is high, the original production flow of an automobile is changed, the manufacturing cost is obviously improved, the system is more dependent on electric elements, failure is inevitable in the use process, the automobile door is mistakenly opened or locked, and secondary safety accidents are caused.

The patent number is CN202122376389.8 utility model discloses a door anticollision system of blocking, it includes infrared detector, flexible electro-magnet and the interior accuse module of being connected with the power supply unit electricity. Wherein the power supply unit provides working power supply for the infrared detector and the telescopic electromagnet. The infrared detector is arranged on the side edge of the vehicle door, the detection direction faces the rear of the vehicle body, and the on-off state between the infrared detector and the power supply equipment is controlled by the internal control module. The flexible electro-magnet sets up in the articulated department of door and automobile body, and the door is connected to one end, and the automobile body is connected to the other end, and when flexible electro-magnet got the electricity actuation, can drive the door closure. The telescopic electromagnet of the device is mechanically connected with the vehicle door and the vehicle body, and people in the vehicle cannot strongly push the vehicle door open under emergency or electrical failure conditions, so that great potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel vehicle door damping limiting device which prevents a vehicle door from being opened by generating a damping effect on the opening of the vehicle door, prompts the observation of an object approaching the rear, avoids the door opening and killing accidents, can increase the thrust under the emergency condition, opens the vehicle door and ensures the escape of people in the vehicle.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a door damping stop device that can prevent "open door and kill" accident which characterized in that: including setting up the electromagnetism stopper between door and door frame, the electromagnetism stopper includes electromagnet and adsorption plate, electromagnetism stopper and power module, interior accuse module electrical connection install when detector perception door rear object of automobile body both sides is close, interior accuse module sends the instruction that the damping restriction door opened to the electromagnetism stopper.

The additional technical characteristics of the vehicle door damping limiting device capable of preventing the door opening and killing accident further comprise:

the electromagnetic stop further comprises a micro-sensor arranged in the door (preferably on the door handle) for detecting the movement of the door handle and feeding back a signal to the internal control module so that the internal control module sends a command for damping the limit of the opening of the door to the electromagnetic stop;

a reset switch is arranged on the inner side of the vehicle door, and a relay of the reset switch is electrically connected with the power supply module and the internal control module and used for removing the adsorption limiting effect of the electromagnetic limiter;

the inner side of the vehicle door is provided with an alarm which is electrically connected with the power supply module and the internal control module, and the alarm is a prompt lamp or a loudspeaker;

-the detector comprises an onboard radar or infrared detector;

an electromagnetic chuck of the electromagnetic limiter is a direct current chuck electromagnet, the direct current chuck electromagnet is arranged in a mounting hole of a vehicle door or a door frame, an adsorption inner core of the direct current chuck electromagnet is connected with a positioning plate through a screw, a rubber sleeve is arranged outside the direct current chuck electromagnet, one end of a fixed spring is sleeved outside the rubber sleeve, and the other end of the spring is connected with the positioning plate;

the adsorption plate is connected in the door or the door frame of the vehicle body through a fixed structure or a movable structure, wherein the fixed structure comprises welding, bonding or anchoring; the movable structure comprises a bolt connection and a clamping connection;

the movable structure further comprises a reel of a telescopic steel strand, the reel is sleeved on a fixed column in the box body, the fixed column is connected with the reel through a rotation resisting spring, one end of the steel strand is wound on the reel, and the other end of the steel strand penetrates through a through hole in the box body to be connected with the adsorption plate;

the movable structure further comprises a rope connected with the adsorption plate, and the rope penetrates through the guide pipe on the attachment plate and is connected with a pre-tightening spring arranged on the support frame.

Compared with the prior art, the vehicle door damping limiting device capable of preventing door opening and killing accidents has the following advantages: because the novel vehicle door damping limiting device realizes the effect of preventing the vehicle door from being opened through the electromagnetic limiting device between the vehicle door and the door frame, the electromagnetic limiting device comprises the electromagnetic sucker and the adsorption plate, the electromagnetic limiting device and the adsorption plate generate damping effect through magnetic adsorption to prevent the vehicle door from being opened, and prompt people to pay attention to observing objects behind the vehicle door, thereby avoiding the accident of 'killing off the door when the vehicle door is opened'; meanwhile, the electromagnetic chuck and the adsorption plate are connected in a non-mechanical (invisible) mode, and when an emergency situation occurs, such as severe collision, fire accident in a vehicle, drowning of the vehicle or electric failure and the like, the vehicle door can be opened by increasing the thrust, so that people in the vehicle can be ensured to escape; secondly, the electromagnetic limiter is electrically connected with the power supply module and the internal control module, when detectors arranged on two sides of the vehicle body sense that an object behind the vehicle door approaches, the internal control module sends a damping limiting vehicle door opening instruction to the electromagnetic limiter, and the device has the characteristics of sensitive detection induction, rapid damping action and excellent use safety performance, and the power supply module, the internal control module and the detectors of the device are convenient to be functionally integrated with an original system of the vehicle or functionally expanded on the original vehicle system, and the existing vehicle is convenient to upgrade and reform, so that the device has wide market popularization and application value.

Drawings

FIG. 1 is a schematic view of the installation of a door damping limiting device capable of preventing door opening and killing accidents in a vehicle according to the utility model;

FIG. 2 is a schematic structural view of the damping and limiting device for the vehicle door;

FIG. 3 is a schematic structural diagram of the damping and limiting device for the vehicle door with an adsorption plate connected with a reel of a telescopic steel strand;

fig. 4 is a schematic structural diagram of the absorption plate of the vehicle door damping limiting device connected with the telescopic rope.

Detailed Description

The structure and the working principle of the vehicle door damping limiting device capable of preventing the door opening accident are further described in detail with reference to the accompanying drawings.

Referring to fig. 1 and fig. 2, the structural schematic diagram of the vehicle door damping limiting device capable of preventing the door opening accident is shown. The structure of the vehicle door damping limiting device comprises an electromagnetic limiting device 1 arranged between a vehicle door a and a door frame b, wherein the electromagnetic limiting device 1 comprises an electromagnetic sucker 11 and an adsorption plate 12, the electromagnetic limiting device 1 is electrically connected with a power module 2 and an internal control module 3, and when detectors 4 arranged on two sides of a vehicle body sense that an object behind the vehicle door a is close, the internal control module 3 sends a damping limiting vehicle door a opening instruction to the electromagnetic limiting device 1.

The working principle is as follows: the electromagnetic limiter 1 of the damping limiting device for the vehicle door comprises an electromagnetic chuck 11 and an adsorption plate 12, wherein the electromagnetic chuck 11 and the adsorption plate 12 are respectively arranged on the inner side of the vehicle door a and the combined surface of a door frame b, the electromagnetic limiter 1 is electrically connected with a power supply module 2, a micro-sensor 103 and an internal control module 3, the power supply module 2 supplies power to the electromagnetic chuck 11, preferably a vehicle-mounted direct-current power supply, the internal control module 3 is a vehicle control system, the on-off of a circuit of the electromagnetic chuck 11 is controlled through a relay, after detectors 4 arranged on two sides of a vehicle body sense that an object behind the vehicle door a approaches, the internal control module 3 sends a damping limiting command for opening the vehicle door a to the electromagnetic limiter 1, namely, the electromagnetic chuck 11 is attracted with the adsorption plate 12 after being electrified to generate damping effect (under the general condition, the acting force is about 10 kilograms) for opening the vehicle door a, and prompts a person in the vehicle to observe the object behind the vehicle door a and wait for the object to overtake, the internal control module 3 cuts off the circuit of the electromagnetic chuck 11 through a relay, and removes the electromagnetic adsorption effect.

In the structure of the vehicle door damping limiting device capable of preventing the door opening and killing accidents,

in one embodiment, the electromagnetic stopper 1 further includes a micro sensor 103 disposed in the door a, and configured to detect the movement of the door handle, and feed back a signal to the internal control module 3 through the side detector 4 to determine whether to send a command for damping to limit the opening of the door to the electromagnetic stopper 1;

the damping limiting device for the vehicle door is different from a traditional mechanical limiting mechanism, an electromagnetic adsorption invisible connection mode is adopted, the problem that the vehicle door a cannot be locked and opened under the condition of electrical failure is solved, when an automobile is in an emergency, the electromagnetic damping effect can be overcome by increasing the thrust (generally, the acting force is more than 10 kilograms), further, a reset switch 101 is arranged on the inner side of the vehicle door a, a relay of the reset switch 101 is electrically connected with a power module 2 and an internal control module 3 and is used for relieving the adsorption limiting effect of the electromagnetic limiter 1, namely, the reset switch 101 is used for cutting off a circuit of the electromagnetic limiter 1, so that the electromagnetic adsorption fails, the vehicle door a is further opened quickly, and convenience is provided for children, old people and the like;

in order to enhance the visual warning effect, preferably, a warning indicator 102 electrically connected with the power module 2 and the internal control module 3 is arranged on the inner side of the vehicle door a, the warning indicator 102 is a prompting lamp or a loudspeaker, when a vehicle occupant moves the vehicle door handle, the warning indicator 102 receives an instruction of the internal control module 3, and when the detector 4 finds that a movable object is behind the vehicle door a, the warning indicator 102 emits sound or flashes light through the prompting lamp or the loudspeaker to prompt the vehicle occupant to pay attention that the electromagnetic stopper 1 is in a working state, and the vehicle occupant observes backwards to temporarily stop the door opening action;

furthermore, the detector 4 is a vehicle-mounted radar or an infrared detector, can be independently arranged, can also be used for carrying out function expansion on an original vehicle element, preferably regulates the work of the detector 4 through a vehicle speed sensor, and automatically starts a detection sensing function when the vehicle speed is zero;

in an embodiment, the electromagnetic chuck 11 of the electromagnetic stopper 1 is a dc chuck electromagnet, and is shaped like a cylinder, so as to be conveniently fixed in a mounting hole of a vehicle door a or a door frame b, the absorption inner core 111 of the dc chuck electromagnet is connected with the positioning plate 112 through a screw 113, a rubber sleeve 114 is arranged outside the dc chuck electromagnet, one end of a fixed spring 115 is sleeved outside the rubber sleeve 114, and the other end of the spring 115 is connected with the positioning plate 112, i.e., the absorption inner core 111 of the dc chuck electromagnet can extend and retract under the action of the spring 115, so as to have a buffering effect when the vehicle door a is closed, avoid noise, prevent impact from damaging electromagnetic elements, and improve working stability, and the rubber sleeve 114 is made of a soft material, so as to be locally deformed and tightly attached to the dc chuck electromagnet when the vehicle door is closed or opened;

furthermore, in order to facilitate the installation of the damping and limiting device for the vehicle door or the upgrade improvement of the existing vehicle, the adsorption plate 12 is connected in the vehicle door a or the vehicle body door frame b through a fixed structure or a movable structure, for example, the fixed structure comprises welding, bonding or anchoring, and the movable structure comprises bolt connection and clamping connection, so that the operation is simple and the processing is convenient;

as shown in fig. 3, preferably, the movable structure further includes a reel 52 for extending and retracting the steel strand 51, the reel 52 is sleeved on a fixed column 54 in the box 53, the fixed column 54 is connected with the reel 52 through a rotation resisting spring 55, one end of the steel strand 51 is wound on the reel 52, the other end of the steel strand 51 passes through a through hole 56 in the box 53 and is connected with the adsorption plate 12, the maximum extension distance of the steel strand 51 is controlled to be 5cm to 15cm, that is, the car door a can open a small gap, so that a prompt effect is provided for a person behind the car door, and it is predicted that the car door a is about to open to perform a deceleration or avoidance action;

as shown in fig. 4, as an equivalent alternative, the movable structure further includes a rope 61 connected to the suction plate 12, the rope 61 penetrates through a guide tube 63 on the attachment plate 62 and is connected to a pre-tightening spring 65 disposed on a support frame 64, that is, the rope 61 is retracted and extended by deformation of the pre-tightening spring 65, and a certain amount of movement of the suction plate 12 is also achieved.

Claims

1. The utility model provides a door damping stop device that can prevent "open door and kill" accident which characterized in that: including setting up the electromagnetism stopper between door and door frame, the electromagnetism stopper includes electromagnet and adsorption plate, electromagnetism stopper and power module, interior accuse module electrical connection install when detector perception door rear object of automobile body both sides is close, interior accuse module sends the instruction that the damping restriction door opened to the electromagnetism stopper.

2. The vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 1, is characterized in that: the electromagnetic limiter further comprises a micro sensor arranged on the vehicle door and used for detecting the movement of a vehicle door handle and feeding back a signal to the internal control module so as to send a command of damping limitation of opening of the vehicle door to the electromagnetic limiter.

3. The vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 1, is characterized in that: the inner side of the vehicle door is provided with a reset switch, and a relay of the reset switch is electrically connected with the power supply module and the internal control module and used for removing the adsorption limiting effect of the electromagnetic limiter.

4. The vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 1, is characterized in that: the inside warning indicator that sets up with power module, internal control module electrical connection of door, the warning indicator is warning light or speaker.

5. The vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 1, is characterized in that: the detector comprises a vehicle-mounted radar or infrared detector.

6. The vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 1, is characterized in that: the electromagnetic limiting stopper is characterized in that an electromagnetic chuck of the electromagnetic limiting stopper is a direct-current chuck electromagnet, the direct-current chuck electromagnet is arranged in a mounting hole of a vehicle door or a door frame, an adsorption inner core of the direct-current chuck electromagnet is connected with a positioning plate through a screw, a rubber sleeve is arranged outside the direct-current chuck electromagnet, one end of a fixed spring is sleeved outside the rubber sleeve, and the other end of the spring is connected with the positioning plate.

7. A vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 1 or 6, which is characterized in that: the adsorption plate is connected in a door or a door frame of a vehicle body through a fixed structure or a movable structure, wherein the fixed structure comprises welding, bonding or anchoring; the movable structure comprises bolt connection and clamping connection.

8. A vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 7, is characterized in that: the movable structure further comprises a reel of a telescopic steel strand, the reel is sleeved on a fixed column in the box body, the fixed column is connected with the reel through a rotation resisting spring, one end of the steel strand is wound on the reel, and the other end of the steel strand penetrates through a through hole in the box body to be connected with the adsorption plate.

9. A vehicle door damping limiting device capable of preventing door opening and killing accidents according to claim 7, is characterized in that: the movable structure also comprises a rope connected with the adsorption plate, the rope penetrates through the guide pipe on the attachment plate and is connected with a pre-tightening spring arranged on the support frame.