CN113753119A

CN113753119A - Auxiliary emergency braking device for electric automobile

Info

Publication number: CN113753119A
Application number: CN202111316695.0A
Authority: CN
Inventors: 李丽
Original assignee: Hangzhou Hanyu Technology Co ltd
Current assignee: Hangzhou Hanyu Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2021-12-07

Abstract

The invention discloses an auxiliary emergency braking device for an electric automobile, which comprises a mounting plate, wherein a steering shaft is rotatably connected to the upper side of the mounting plate, a steering wheel is arranged at the far end of the steering shaft, limiting grooves are formed in two sides of the steering shaft, limiting blocks are arranged in the limiting grooves, limiting plates are rotatably connected to the outer sides of the limiting blocks, movable plates are arranged at the far ends of the limiting plates, limiting assemblies are arranged on two sides of the limiting grooves, two working mechanisms are arranged on one side of the mounting plate, the working mechanisms are used for monitoring the rotating angle of the steering shaft when the automobile runs at a high speed, when a driver fiercely beats the steering wheel in an emergency situation in front of the automobile, the steering wheel is braked, the steering angle is reduced along with the increase of the running speed of the automobile, and the phenomenon that the automobile turns over to cause a major traffic accident due to the fact that the steering angle is too large is avoided.

Description

Auxiliary emergency braking device for electric automobile

Technical Field

The invention relates to the technical field of braking devices, in particular to an auxiliary emergency braking device for an electric automobile.

Background

Along with the increasing improvement of the living standard of people, the possession of automobiles is more and more, the popularization of automobiles creates a good life for human social life, the life style of people is changed to a certain extent, the life quality is improved, the social contact range is enlarged, the automobile is convenient to go out, the development of economy is increased, the working efficiency is improved, along with the gradual advance of automobiles to the lives of the public, the driving technology is more and more popularized, meanwhile, drivers are less and more specialized, and the actual driving ability and the quality difference of the drivers are larger.

For the reason that when a driver with an immature driving technology runs on a highway section, if an emergency occurs, the driver is very easy to fierce a steering wheel during high-speed running, and rollover easily occurs to cause serious traffic accidents, an auxiliary emergency braking device for an electric automobile is provided.

Disclosure of Invention

The invention aims to provide an auxiliary emergency braking device for an electric automobile, which can perform emergency braking on a steering wheel when a driver fierces the steering wheel in an emergency, so as to avoid serious traffic accidents caused by rollover, and solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an auxiliary emergency braking device for electric automobile, includes the mounting panel, the mounting panel upside is rotated and is connected with the steering spindle, the steering spindle distal end is equipped with the steering wheel, open the steering spindle both sides has the spacing groove, the limiting inslot portion is equipped with the stopper, the stopper outside is rotated and is connected with the limiting plate, the limiting plate distal end is equipped with the fly leaf, the spacing groove both sides are equipped with spacing subassembly, mounting panel one side is equipped with two operating device.

Preferably, the limiting assembly comprises a folding plate, one side of the folding plate is rotatably connected to the inside of a limiting groove, one side of the limiting groove is provided with a folding hole, a folding spring is arranged inside the folding hole, the far end of the folding spring is connected and fixed to one side of the folding plate, two folding plates are controlled to be close to each other and tightly clamp a limiting plate under the extending action of the folding spring, the limiting plate is in a parallel and level state with the limiting block, and the limiting plate can be kept at the position of the limiting plate when the steering wheel is normally rotated and used.

Preferably, the operating mechanism includes the working beam, the working beam is fixed in mounting panel one side, the working beam distal end rotates and is connected with the work piece, the work piece both sides rotate and are connected with two clamp plates, work piece outside sliding connection has the clamping frame, the clamping frame both sides rotate and are connected with the deflection pole, the deflection pole distal end rotates and connects in the clamp plate outside, the clamping frame both sides rotate and are connected with clamping cylinder, the working beam distal end is equipped with the work subassembly, the working beam both sides are equipped with brake assembly, and the work piece rotates and connects in the working beam distal end, and the clamping frame slides in the work piece outside, can control two clamp plates under the effect of deflection pole and open in step and be closed, can press from both sides the fly leaf when closed for fly leaf sliding connection is in two inside the clamp plate.

Preferably, the work subassembly includes the backup pad, the backup pad is fixed in mounting panel one side, backup pad one side is equipped with a plurality of electric telescopic handle, the electric telescopic handle distal end is fixed with the work frame, work arc groove has been opened to the work frame both sides, work arc groove one side is opened there is the work groove of laminating mutually with the tight cylinder of clamp, work arc inslot portion is equipped with supporting component, uses electric telescopic handle can control the work frame and remove.

Preferably, the supporting component comprises a supporting arc rod, a supporting groove is formed in one side of the working arc groove, a supporting telescopic rod is arranged in the supporting groove, the supporting arc rod is fixed at the far end of the supporting telescopic rod, a supporting spring is arranged on the outer side of the supporting telescopic rod, two ends of the supporting spring are respectively connected and fixed with the supporting groove and the supporting arc rod, when the electric telescopic rod contracts, the supporting spring extends to push the clamping cylinder into the working groove, the clamping frame is dragged to move to open the two clamping plates, the steering wheel is normally used at the moment, when the steering wheel runs at a high speed, the electric telescopic rod can be extended to enable the two clamping plates to clamp tightly, the supporting spring is compressed, the clamping cylinder can slide in the working arc groove at the moment, and the clamping cylinder can slide in the working arc groove when the steering wheel rotates.

Preferably, the brake assembly comprises a brake bidirectional screw rod, two screw rod blocks are fixed on one side of the mounting plate, two ends of the brake bidirectional screw rod are respectively rotatably connected with the two screw rod blocks, the brake bidirectional screw rod penetrates through the working rod and is rotatably connected with the working rod, two ends of the brake bidirectional screw rod are respectively in threaded connection with a brake block slidably connected on one side of the mounting plate, a brake cylinder is arranged on the outer side of the brake block, a brake motor is arranged on the outer side of one screw rod block, the output end of the brake motor is fixedly connected with one end of the brake bidirectional screw rod, the brake motor is controlled to control the brake motor to control the brake bidirectional screw rod to rotate, and then the two brake cylinders are controlled to synchronously approach and separate, so that the steering wheel is blocked and braked when the steering wheel is driven at high speed, and the steering wheel is steered and braked when the steering wheel is slammed, the side turning is avoided, the distance between the two braking cylinders is reduced along with the increase of the running speed of the vehicle, and the braking angle is further reduced.

Preferably, the inner surface of the working arc groove is a smooth surface, so that the friction force applied to the clamping cylinder in the working arc groove in a sliding mode is reduced.

Preferably, the clamping plate is made of metal, so that the stability of the clamping plate for limiting the movable plate is improved.

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

the working mechanism is used for monitoring the rotation angle of the steering shaft when the vehicle runs at a high speed, when a driver fiercely hits the steering wheel in an emergency situation in front of the vehicle, the steering wheel is braked, the steering angle is reduced along with the increase of the running speed of the vehicle, and the serious traffic accident caused by the rollover of the vehicle due to the fact that the steering angle is too large is avoided.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic view of a single operating mechanism of the present invention;

FIG. 3 is a schematic view of the working mechanism of the present invention;

FIG. 4 is a schematic view of the clamping plate clamping the movable plate according to the present invention;

FIG. 5 is a schematic view of the present invention illustrating the blocking braking of the steering shaft;

FIG. 6 is an enlarged view of area A of FIG. 2;

FIG. 7 is an enlarged view of area B of FIG. 3;

fig. 8 is an enlarged view of region C in fig. 4.

In the figure: 1-mounting a plate; 2-a steering shaft; 3-limiting groove; 4-a limiting block; 5-a limiting plate; 6-a movable plate; 7-a limiting component; 8-a working mechanism; 9-folding the plate; 10-closing the hole; 11-closing the spring; 12-a working rod; 13-a working block; 14-a clamping plate; 15-a clamping frame; 16-a deflection bar; 17-a clamping cylinder; 18-a working assembly; 19-a brake assembly; 20-a support plate; 21-an electric telescopic rod; 22-a working frame; 23-working arc groove; 24-a working tank; 25-a support assembly; 26-supporting arc rods; 27-a support groove; 28-supporting the telescopic rod; 29-a support spring; 30-braking a bidirectional screw rod; 31-a screw block; 32-a brake pad; 33-a brake cylinder; 34-braking the motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, 6 and 7, the invention provides an auxiliary emergency braking device for an electric vehicle, which can perform emergency braking on a steering wheel when a driver fiercely drives the steering wheel in an emergency, so as to avoid a serious traffic accident caused by rollover, and the auxiliary emergency braking device comprises a mounting plate 1, wherein a steering shaft 2 is rotatably connected to the upper side of the mounting plate 1, a steering wheel is arranged at the far end of the steering shaft 2, limiting grooves 3 are formed in two sides of the steering shaft 2, limiting blocks 4 are arranged in the limiting grooves 3, limiting plates 5 are rotatably connected to the outer sides of the limiting blocks 4, a movable plate 6 is arranged at the far ends of the limiting plates 5, limiting assemblies 7 are arranged on two sides of the limiting grooves 3, and two working mechanisms 8 are arranged on one side of the mounting plate 1.

Referring to fig. 6, the limiting assembly 7 includes a folding plate 9, one side of the folding plate 9 is rotatably connected to the inside of the limiting groove 3, a folding hole 10 is formed in one side of the limiting groove 3, a folding spring 11 is disposed inside the folding hole 10, the distal end of the folding spring 11 is connected and fixed to one side of the folding plate 9, the two folding plates 9 are controlled to approach each other and clamp the limiting plate 5 under the extension action of the folding spring 11, so that the limiting plate 5 is in a state flush with the limiting block 4, and the position of the limiting plate 5 can be maintained when the steering wheel is normally rotated and used.

Referring to fig. 7, the working mechanism 8 in the figure includes a working rod 12, the working rod 12 is fixed on one side of the mounting plate 1, the far end of the working rod 12 is rotatably connected with a working block 13, two clamping plates 14 are rotatably connected with two sides of the working block 13, a clamping frame 15 is slidably connected with the outer side of the working block 13, two sides of the clamping frame 15 are rotatably connected with a deflection rod 16, the far end of the deflection rod 16 is rotatably connected with the outer sides of the clamping plates 14, two sides of the clamping frame 15 are rotatably connected with clamping cylinders 17, the far end of the working rod 12 is provided with a working assembly 18, two sides of the working rod 12 are provided with braking assemblies 19, the working block 13 is rotatably connected with the far end of the working rod 12, the clamping frame 15 is slidably connected with the outer side of the working block 13, i.e. the two clamping plates 14 can be controlled to open and close synchronously under the action of the deflection bar 16, when closed, the movable plate 6 is clamped such that the movable plate 6 is slidably connected inside the two clamping plates 14.

When the vehicle is driven at a high speed, the steering wheel is subjected to steering braking, and the principle that the driver fiercely hits the steering wheel to cause rollover when an emergency occurs is avoided: when the vehicle runs at a high speed, the two clamping plates 14 are controlled to clamp the movable plate 6, and simultaneously, when the steering wheel is rotated, the clamping plates 14 rotate along with the steering wheel, and when the steering wheel is kicked, the clamping plates 14 are blocked to brake.

Example 2

Referring to fig. 2-4 and fig. 6-8, this embodiment further illustrates embodiment 1, and the present invention provides an auxiliary emergency braking device for an electric vehicle, which is used for emergency braking of a steering wheel when a driver slams on the steering wheel in an emergency, so as to avoid a serious traffic accident caused by rollover, and includes a mounting plate 1, a steering shaft 2 is rotatably connected to an upper side of the mounting plate 1, a steering wheel is arranged at a distal end of the steering shaft 2, limiting grooves 3 are formed on two sides of the steering shaft 2, limiting blocks 4 are arranged inside the limiting grooves 3, limiting plates 5 are rotatably connected to outer sides of the limiting blocks 4, a movable plate 6 is arranged at a distal end of the limiting plates 5, limiting assemblies 7 are arranged on two sides of the limiting grooves 3, and two working mechanisms 8 are arranged on one side of the mounting plate 1.

Referring to fig. 7, in the figure, the working assembly 18 includes a supporting plate 20, the supporting plate 20 is fixed on one side of the mounting plate 1, one side of the supporting plate 20 is provided with a plurality of electric telescopic rods 21, the far end of each electric telescopic rod 21 is fixed with a working frame 22, working arc grooves 23 are formed on two sides of each working frame 22, one side of each working arc groove 23 is provided with a working groove 24 attached to the clamping cylinder 17, a supporting assembly 25 is arranged inside each working arc groove 23, and the working frame 22 can be controlled to move by using the electric telescopic rods 21.

Referring to fig. 8, in the figure, the supporting assembly 25 includes a supporting arc rod 26, a supporting groove 27 is formed on one side of the working arc groove 23, a supporting telescopic rod 28 is disposed inside the supporting groove 27, the supporting arc rod 26 is fixed at the distal end of the supporting telescopic rod 28, a supporting spring 29 is disposed outside the supporting telescopic rod 28, two ends of the supporting spring 29 are respectively connected and fixed with the inside of the supporting groove 27 and the supporting arc rod 26, when the electric telescopic rod 21 is contracted, the supporting spring 29 extends to push the clamping cylinder 17 into the working groove 24, and drag the clamping frame 15 to move to open the two clamping plates 14, at this time, the steering wheel is normally used, when the vehicle is traveling at a high speed, the electric telescopic rod 21 can be extended to clamp the two clamping plates 14, and the supporting spring 29 is compressed, at this time, the clamping cylinder 17 can slide inside the working arc groove 23, and when the steering wheel rotates, the clamping cylinder 17 can slide inside the working arc groove 23, the internal surface of working arc groove 23 is the smooth surface, reduces and presss from both sides tight cylinder 17 and slides in the inside frictional force that receives of working arc groove 23, and the clamp plate 14 is the metal material, improves the clamp plate 14 to the spacing stability of fly leaf 6.

In this scheme, use electric telescopic handle 21 can control opening and shutting of pinch-off blades 14, the fixed of control work piece 13 simultaneously and release.

Example 3

Referring to fig. 5, in this embodiment, embodiment 2 is further described, and the present invention provides an auxiliary emergency braking device for an electric vehicle, which is used for emergency braking of a steering wheel when a driver fiercely hits the steering wheel in an emergency, so as to avoid a serious traffic accident caused by rollover, and the auxiliary emergency braking device includes a mounting plate 1, a steering shaft 2 is rotatably connected to an upper side of the mounting plate 1, a steering wheel is arranged at a distal end of the steering shaft 2, limiting grooves 3 are formed at two sides of the steering shaft 2, limiting blocks 4 are arranged inside the limiting grooves 3, limiting plates 5 are rotatably connected to outer sides of the limiting blocks 4, a movable plate 6 is arranged at a distal end of the limiting plates 5, limiting assemblies 7 are arranged at two sides of the limiting grooves 3, and two working mechanisms 8 are arranged at one side of the mounting plate 1.

Referring to fig. 5, the brake assembly 19 shown in the figure comprises a two-way brake screw 30, two screw blocks 31 are fixed on one side of a mounting plate 1, two ends of the two-way brake screw 30 are respectively rotatably connected with the two screw blocks 31, the two-way brake screw 30 penetrates through a working rod 12 and is rotatably connected with the working rod 12, two ends of the two-way brake screw 30 are respectively in threaded connection with a brake block 32 slidably connected with one side of the mounting plate 1, a brake cylinder 33 is arranged on the outer side of the brake block 32, a brake motor 34 is arranged on the outer side of one screw block 31, the output end of the brake motor 34 is fixedly connected with one end of the two-way brake screw 30, the two-way brake screw 30 can be controlled to rotate by controlling the brake motor 34, and then the two brake cylinders 33 can be controlled to synchronously approach and separate, so that the steering wheel can be blocked and braked when the steering wheel is hit at high speed, the rollover is avoided, and the distance between the two braking cylinders 33 is reduced along with the increase of the running speed of the vehicle, so that the braking angle is reduced.

In the scheme, the brake motor 34 is preferably of a Y80M1-2 model, a power supply interface of the motor is connected with a power supply system through a switch, a motor operation circuit is a normal and reverse rotation control program of a conventional motor, the circuit operates as the conventional circuit, circuits and control related in the scheme are the prior art, and redundant description is not repeated herein.

In this scheme, control brake motor 34 can control two braking cylinders 33 and be close to each other and the separation, and then control braking angle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An auxiliary emergency braking device for an electric vehicle, comprising:

the upper side of the mounting plate (1) is rotatably connected with a steering shaft (2);

a steering wheel is arranged at the far end of the steering shaft (2), and limiting grooves (3) are formed in two sides of the steering shaft (2);

a limiting block (4) is arranged in the limiting groove (3), a limiting plate (5) is rotatably connected to the outer side of the limiting block (4), and a movable plate (6) is arranged at the far end of the limiting plate (5);

the limiting component (7), the limiting component (7) is arranged on two sides of the limiting groove (3);

the working mechanism (8), the working mechanism (8) install in mounting panel (1) one side.

2. An auxiliary emergency brake device for electric vehicles according to claim 1, characterized in that: the limiting assembly (7) comprises a folding plate (9), one side of the folding plate (9) is rotatably connected to the inside of the limiting groove (3), a folding hole (10) is formed in one side of the limiting groove (3), a folding spring (11) is arranged inside the folding hole (10), and the far end of the folding spring (11) is connected and fixed to one side of the folding plate (9).

3. An auxiliary emergency brake device for electric vehicles according to claim 1, characterized in that: work mechanism (8) are including work pole (12), work pole (12) are fixed in mounting panel (1) one side, work pole (12) distal end is rotated and is connected with work piece (13), work piece (13) both sides are rotated and are connected with two clamp plates (14), work piece (13) outside sliding connection has clamping frame (15), clamping frame (15) both sides are rotated and are connected with deflection pole (16), deflection pole (16) distal end is rotated and is connected in the clamp plate (14) outside, clamping frame (15) both sides are rotated and are connected with and press from both sides tight cylinder (17), work pole (12) distal end is equipped with work subassembly (18), work pole (12) both sides are equipped with brake assembly (19).

4. An auxiliary emergency brake device for electric vehicles according to claim 3, characterized in that: work subassembly (18) are including backup pad (20), backup pad (20) are fixed in mounting panel (1) one side, backup pad (20) one side is equipped with a plurality of electric telescopic handle (21), electric telescopic handle (21) distal end is fixed with work frame (22), work frame (22) both sides are opened has work arc groove (23), work arc groove (23) one side is opened has work groove (24) of laminating mutually with clamp cylinder (17), work arc groove (23) inside is equipped with supporting component (25).

5. An auxiliary emergency brake device for electric vehicles according to claim 4, characterized in that: the supporting assembly (25) comprises a supporting arc rod (26), a supporting groove (27) is formed in one side of the working arc groove (23), a supporting telescopic rod (28) is arranged inside the supporting groove (27), the supporting arc rod (26) is fixed at the far end of the supporting telescopic rod (28), a supporting spring (29) is arranged on the outer side of the supporting telescopic rod (28), and two ends of the supporting spring (29) are respectively connected and fixed with the supporting groove (27) and the supporting arc rod (26).

6. An auxiliary emergency brake device for electric vehicles according to claim 3, characterized in that: brake subassembly (19) are including braking two-way lead screw (30), mounting panel (1) one side is fixed with two lead screw pieces (31), braking two-way lead screw (30) both ends respectively with two lead screw piece (31) rotate to be connected, braking two-way lead screw (30) run through working rod (12), and with working rod (12) rotate to be connected, braking two-way lead screw (30) both ends respectively threaded connection have sliding connection in brake block (32) of mounting panel (1) one side, brake block (32) outside is equipped with brake cylinder (33), one brake motor (34) are installed in lead screw piece (31) outside, brake motor (34) output with braking two-way lead screw (30) one end is connected fixedly.

7. An auxiliary emergency brake device for electric vehicles according to claim 4, characterized in that: the inner surface of the working arc groove (23) is a smooth surface.

8. An auxiliary emergency brake device for electric vehicles according to claim 3, characterized in that: the clamping plate (14) is made of metal.