CN211364525U - Auxiliary emergency braking device for automobile - Google Patents

Abstract

The utility model provides a supplementary emergency braking device of car. The automobile brake pedal locking device comprises a bottom plate installed on the top or chassis of an automobile, wherein two rear seats are symmetrically arranged on the rear side of the bottom plate along the left-right direction, a rectangular frame is hinged to the rear seats, a wind bag is connected to the periphery of an inner hole of the rectangular frame, a baffle is arranged on each rear seat, a locking seat is arranged in front of the rear seat on the bottom plate, a stop pin with a horizontal axis is arranged on each locking seat and matched with the upper surface of the folded rectangular frame in a blocking mode, a tension spring is arranged on the rear side of each stop pin, a slot is formed in the radial direction of each stop pin, an insertion piece inserted into the slot is further arranged on each locking seat, an electromagnetic relay is connected to the rear side of each insertion piece, a switch of the electromagnetic relay is arranged below an automobile brake pedal so that the switch can be started when the pedal is. The quick-starting brake device has the advantages of being capable of being started quickly and braking quickly after being started.

Description

Auxiliary emergency braking device for automobile

Technical Field

The utility model relates to an automobile auxiliary emergency braking device.

Background

In recent years, the number of high-speed traffic accidents is high, and continuous traffic collisions occur, because the speed of a vehicle at a high speed is high, and the reaction time of a driver is long, the driver cannot step on a brake quickly when meeting the condition that emergency braking is needed, and because the friction force between tires and the ground is limited, the vehicle running at a high speed needs a long braking distance, so how to realize the emergency braking of the vehicle quickly under the emergency condition and reduce the braking distance as much as possible become important factors of the running safety of the vehicle.

SUMMERY OF THE UTILITY MODEL

The utility model provides a can assist car realize stopping of vehicle, reduce the supplementary emergency braking device of car of braking distance sooner when emergency braking.

The technical scheme of the utility model is realized like this: the auxiliary emergency braking device for the automobile comprises a bottom plate which is used for being installed on the top or a chassis of the automobile, two rear seats are symmetrically arranged on the rear side of the bottom plate along the left-right direction, a rectangular frame is hinged on the rear seats, a wind bag is connected to the periphery of an inner hole of the rectangular frame, a baffle plate is arranged on each rear seat and is provided with a stop surface which is used for being in stop fit with a vertical rod of the rectangular frame along the front-back direction, a locking seat is arranged on the front portion of the rear seats on the bottom plate, a stop pin with a horizontal axis is arranged on each locking seat and is used for being in stop fit with the upper surface of the folded rectangular frame, a tension spring is arranged on the rear side of each stop pin, a slot is arranged on each stop pin along the radial direction of each stop pin, an inserting piece which is inserted into the slot is further arranged on each locking seat, an electromagnetic relay, the locking seat is also provided with a pressure spring for providing an upward acting force for the rectangular frame, the rectangular frame bounces and is in a vertical state after the switch is started, and the air bag is unfolded.

Further, the locking seat includes two, sets up respectively in the left and right sides of bottom plate, is equipped with the limiting plate on the locking seat, and the distance between two limiting plates is unanimous with rectangular frame's width.

Furthermore, be equipped with the perforation that the axis extends along left right direction on at least one limiting plate, the backing pin cartridge still is equipped with the riser on the corresponding locking seat in order to provide the effort of backing pin towards the riser direction between riser and backing pin, the extension spring is connected.

Furthermore, a vertically arranged spring groove is formed in the front end, corresponding to the rectangular frame, of the locking seat, and the pressure spring is arranged in the spring groove.

By adopting the technical scheme, the beneficial effects of the utility model are that: the utility model can be additionally arranged at the top and the bottom of an automobile, when the automobile normally runs, the rectangular frame is in a folding state, the front side of the whole frame body is processed with round corners, which conforms to the streamline design as much as possible to reduce the wind resistance, but when the automobile is emergently braked, a driver emergently steps on the brake, the switch below the brake pedal is started, so that the electromagnetic relay is started, the magnet of the electromagnetic relay sucks down the insertion piece, the stop pin is released, the stop pin moves towards one side far away from the rectangular frame under the action of the tension spring, so that the rectangular frame is released, the rectangular frame turns backwards at a certain angle under the action of the pressure spring, at the moment, because the automobile runs at a higher speed, the rectangular frame continues to turn backwards under the action of the airflow, meanwhile, the air pocket in the rectangular frame starts to pocket, the rectangular frame is stopped by the stop surface of the baffle after rotating to the vertical state, and is kept in the, the resistance is transmitted to the vehicle body through the bottom plate, and the purpose of speed reduction is achieved. It can be seen that, the utility model discloses when using, rectangular frame can pop out in the twinkling of an eye when emergency braking begins in order to play the purpose of speed reduction, is showing and is reducing brake distance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of the expanded state of the auxiliary emergency braking device of the present invention;

FIG. 2 is a schematic view of the auxiliary emergency brake device of the present invention in a folded state;

FIG. 3 is a side view of the rear half of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a left side view of FIG. 2;

FIG. 6 is a partial enlarged view of FIG. 5 at B;

FIG. 7 is an enlarged view of a portion of FIG. 6 at C;

FIG. 8 is an enlarged view of a portion of FIG. 6 at D;

wherein: 1-bottom plate, 2-back seat, 21-baffle, 3-rectangular frame, 31-vertical rod, 311-hinged shaft, 4-pocket wind bag, 5-locking seat, 51-stop pin, 511-slot, 52-tension spring, 53-plug, 54-electromagnetic relay, 55-compression spring, 56-limit plate, 561-perforation, 57-vertical plate and 58-spring slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The terms "front" and "rear" are used herein to refer to "front" and "rear" in the forward direction of the vehicle, and vice versa, according to the traveling direction of the vehicle.

The utility model discloses a car auxiliary emergency brake device's concrete embodiment: as shown in fig. 1, 3 and 5, the auxiliary emergency brake device for a vehicle includes a base plate 1 for mounting on the roof or the chassis of the vehicle, which when mounted on the roof of the vehicle can be mounted on the rear side of the roof, and when mounted on the bottom of the vehicle can be mounted on the rear side of the chassis, preferably one on each of the roof and the bottom of the vehicle, so that the vehicle is stressed more evenly. The connection of the floor panel 1 to the vehicle can be by welding or bolting. The rear side of the bottom plate 1 is symmetrically provided with two rear seats 2 along the left-right direction, the rear seats 2 are hinged with a rectangular frame 3, two vertical rods 31 of the rectangular frame 3 are provided with two hinge shafts 311 protruding outwards to two sides, and the hinge shafts are respectively and rotatably assembled on the base. The periphery of the inner hole of the rectangular frame 3 is connected with the air pocket bag 4, the air pocket bag 4 can be made of high-strength cloth or plastic such as canvas, and is folded in the rectangular frame 3 at ordinary times and packaged by a film, and when the air pocket bag is used, wind power is dead against the air pocket bag 4, so that the film is broken, and the air pocket bag 4 is unfolded backwards along with the trend. The rear seat 2 is provided with a baffle 21, the baffle 21 is provided with a stop surface for stop matching with the vertical rod 31 of the rectangular frame 3 along the front and rear direction, the baffle 21 adopts a streamline design, the edges are all round angle design, and the wind resistance is reduced as much as possible. The bottom plate 1 is provided with a locking seat 5 in front of the rear seat 2, the locking seat 5 is provided with a stop pin 51 with a horizontal axis so as to be matched with the upper surface of the folded rectangular frame 3 in a stop manner, namely, the stop pin 51 is pressed on the rectangular frame 3 from the upper part of the rectangular frame 3, and even if the lower part of the rectangular frame 3 is provided with a compressed spring 55 in a compressed state, the stop pin cannot automatically bounce. The rear side of the stop pin 51 is provided with a tension spring 52, the tension spring 52 is usually in a stretching state, the stop pin 51 is provided with a slot 511 along the radial direction thereof, the locking seat 5 is also provided with an inserting piece 53 for inserting into the slot 511, the inserting piece 53 can limit the stop pin 51 to move, and when the inserting piece 53 is pulled out, the stop pin 51 can be pulled back under the action of the tension spring 52 and is separated from the upper surface of the rectangular frame 3. The rear side of inserted sheet 53 is connected with electromagnetic relay 54, and electromagnetic relay 54's switch is used for setting up in the below of car brake pedal so that start switch when the pedal is in extreme position, and the switch can be mechanical limit switch, and the driver generally can not step on to the end when braking at ordinary times, only can touch limit switch when emergency braking to start electromagnetic relay 54, the solenoid circular telegram of electromagnetic relay 54 pulls down inserted sheet 53. The locking seat 5 is also provided with a pressure spring 55 for providing an upward acting force for the rectangular frame 3, the rectangular frame 3 is bounced and in a vertical state after the switch is started, and the air bag 4 is unfolded.

In this embodiment, locking seat 5 includes two, sets up respectively in the left and right sides of bottom plate 1, is equipped with limiting plate 56 on the locking seat 5, and the distance between two limiting plates 56 is unanimous with rectangular frame 3's width. At least one limit plate 56 is provided with a through hole 561 extending along the left-right direction, the stop pin 51 is inserted into the through hole 561, the corresponding lock seat 5 is further provided with a vertical plate 57, and the tension spring 52 is connected between the vertical plate 57 and the stop pin 51 to provide the acting force of the stop pin 51 towards the vertical plate 57. A vertically arranged spring groove 58 is arranged on the locking seat 5 corresponding to the front end of the rectangular frame 3, and the pressure spring 55 is arranged in the spring groove 58.

The utility model can be additionally arranged at the top and the bottom of an automobile, when the automobile normally runs, the rectangular frame 3 is in a folding state, the front side of the whole frame body is rounded, the streamline design is met as much as possible, so as to reduce wind resistance, when the automobile is emergently braked, a driver emergently steps on a brake, a switch below a brake pedal is started, so that an electromagnetic relay 54 is started, a magnet of the electromagnetic relay 54 sucks down an insertion piece 53, a stop pin 51 is released, the stop pin 51 moves towards one side far away from the rectangular frame 3 under the action of a tension spring 52, so as to release the rectangular frame 3, the rectangular frame 3 turns backwards for a certain angle under the action of a pressure spring 55, at the moment, because the automobile runs faster, the rectangular frame 3 continues to turn backwards under the action of airflow, meanwhile, a wind pocket 4 in the rectangular frame 3 starts to catch wind, the rectangular frame 3 is stopped by a stop surface of a baffle 21 after rotating to a, the vertical state is kept, the air pocket 4 has large wind resistance, and resistance is transmitted to the vehicle body through the bottom plate 1, so that the purpose of speed reduction is achieved. It can be seen that, the utility model discloses when using, rectangular frame 3 can pop out in the twinkling of an eye when emergency braking begins in order to play the purpose of speed reduction, is showing and is reducing brake distance.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The auxiliary emergency braking device for the automobile is characterized by comprising a bottom plate which is used for being installed on the top or the chassis of the automobile, wherein two rear seats are symmetrically arranged on the rear side of the bottom plate along the left-right direction, a rectangular frame is hinged on the rear seats, a wind bag is connected around an inner hole of the rectangular frame, a baffle plate is arranged on the rear seats and is provided with a stop surface which is used for being matched with a vertical rod of the rectangular frame in a stop manner along the front-back direction, a locking seat is arranged on the front side of the rear seats on the bottom plate, a stop pin with a horizontal axis is arranged on the locking seat and is used for being matched with the stop manner of the upper surface of the folded rectangular frame, a tension spring is arranged on the rear side of the stop pin, a slot is arranged on the stop pin along the radial direction of the stop pin, an inserting piece which is inserted into the slot is further arranged on the locking seat, an electromagnetic relay, the locking seat is also provided with a pressure spring for providing an upward acting force for the rectangular frame, the rectangular frame bounces and is in a vertical state after the switch is started, and the air bag is unfolded.

2. The auxiliary emergency brake device of claim 1, wherein the locking seats comprise two locking seats respectively disposed at the left and right sides of the bottom plate, the locking seats are provided with limiting plates, and a distance between the two limiting plates is equal to a width of the rectangular frame.

3. The auxiliary emergency brake device of claim 2, wherein at least one of the limiting plates has a through hole extending along a left-right direction, the latch is inserted into the through hole, and the corresponding locking seat has a vertical plate, and the tension spring is connected between the vertical plate and the latch to provide an acting force to the latch in a direction toward the vertical plate.

4. The auxiliary emergency brake apparatus for car according to any one of claims 1 to 3, wherein the locking seat is provided with a vertically disposed spring groove corresponding to the front end of the rectangular frame, and the compression spring is disposed in the spring groove.

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