CN214874758U

CN214874758U - Automatic brake device of automatic driving automobile

Info

Publication number: CN214874758U
Application number: CN202121229422.8U
Authority: CN
Inventors: 李贵炎; 陈振华; 李贵雄; 许强
Original assignee: Jiangsu Huinuo De Education Technology Co ltd; Nanjing Communications Institute of Technology
Current assignee: Jiangsu Huinuo De Education Technology Co ltd; Nanjing Communications Institute of Technology
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-11-26
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses an automatic drive automatic brake equipment of car, including automatically controlled valve, the output sliding connection of automatically controlled valve has the telescopic link, the top and the equal fixedly connected with connecting rod in bottom of automatically controlled valve one side, two are kept away from to the telescopic link the one end fixedly connected with sliding sleeve of telescopic link is kept away from to the connecting rod, the hollow tube has been cup jointed at the center of sliding sleeve, the central fixedly connected with push rod of automatically controlled valve one side is kept away from to the telescopic link, the central sliding connection of hollow tube has the first piston corresponding with the push rod. The utility model discloses a be provided with automatically controlled valve, telescopic link, connecting rod, sliding sleeve, slide rail, slider, transfer line and intermediate lamella isotructure device to can provide the extrusion force through automatically controlled valve, and extrude the braking vane through a plurality of intermediate lamella, thereby play braking effect, thereby greatly increased the device's braking effect and brake speed.

Description

Automatic brake device of automatic driving automobile

Technical Field

The utility model relates to an automatic drive car technical field especially relates to an automatic brake equipment of automatic drive car.

Background

An automatic driving automobile, also called as an unmanned automobile, a computer driving automobile or a wheeled mobile robot, is an intelligent automobile which realizes unmanned driving through a computer system, has a history of decades in the 20 th century, and presents a trend of approaching practicality in the beginning of the 21 st century.

However, the existing automatic brake device for an automatic-driving automobile generally adopts a single brake pad, so the brake effect is poor, and even the phenomenon of immobility of brake can occur in an emergency situation, for example, the automatic brake device for an automatic-driving automobile with the Chinese patent authorization publication number of CN209581436U, the brake effect of the existing brake mechanism is greatly improved by arranging a double-pad symmetric brake mechanism, and the brake mechanism has high sensitivity and fast response, so the emergency braking time can be greatly reduced, thereby the occurrence of traffic accidents is avoided, in the non-braking state, the force of a torsion spring is accumulated to drive a first steel wire rope to be tightened, so that the brake pad is separated from a hub, when the brake is needed, a servo motor is started to drive a winding shaft to rotate, then a rotating gear is driven to rotate, so as to drive the first steel wire rope to be stretched (at the moment, the torsion spring releases a deformation), and then two brake pads are driven to be stretched, meanwhile, in order to improve the response speed of the brake pad, the winding shaft further drives the fourth steel wire rope to extend (in a normal state, the compression spring is in a compression state, so that the second steel wire rope, the third steel wire rope and the fourth steel wire rope are tightened), and then the rope sleeve and the third steel wire rope are driven to loosen, so that the sliding block slides along the direction away from each other, and the top of the brake pad is rapidly popped out to realize braking, but the device brakes through the spring, the durability of the device is poor, the service life of the device is short, the braking force of the device is reduced along with the use duration of the device, and the use effect of the device is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the durability is relatively poor, and the brake dynamics scheduling problem inadequately.

In order to solve the technical problem, the utility model discloses a technical scheme be: the automatic brake device of the automatic driving automobile comprises an electric control valve, wherein the output end of the electric control valve is connected with a telescopic rod in a sliding mode, the top and the bottom of one side, away from the electric control valve, of the telescopic rod are fixedly connected with connecting rods, one ends, away from the telescopic rod, of the two connecting rods are fixedly connected with a sliding sleeve, the center of the sliding sleeve is sleeved with a hollow pipe, the center, away from the electric control valve, of the telescopic rod is fixedly connected with a push rod, and the center of the hollow pipe is connected with a first piston corresponding to the push rod in a sliding mode;

one end, away from the electric control valve, of the hollow pipe is fixedly connected with a central oil tank, the outer wall of the central oil tank is fixedly connected with a connecting ring, the periphery of the outer wall of the connecting ring is fixedly connected with a plurality of slide rails, the centers of the slide rails are connected with slide blocks in a sliding mode, one sides of the outer walls of the slide blocks are rotatably connected with transmission rods corresponding to the slide sleeves, and one ends, away from the central oil tank, of the slide blocks are fixedly connected with a middle clamping plate;

it is a plurality of the equal fixedly connected with side oil tank in both sides of well splint, it is a plurality of the cavity, multiunit have all been seted up at the center of side oil tank the equal sliding connection in center of cavity has the second piston, the multiunit the equal a plurality of slide bars of fixedly connected with in one side that the second piston is close to each other, the multiunit the equal fixedly connected with side splint in one side that the second piston was kept away from to the slide bar is a plurality of one side of cavity inner wall all is provided with into oil pipe, the outer wall fixedly connected with of center oil tank is a plurality of and advances the corresponding oil pipe of being connected of oil pipe, multiunit the side of keeping away from the slide bar of side splint all is provided with the brake block, the outer wall fixedly connected with wheel hub of brake block.

Preferably, a plurality of one end of the transmission rod, which is far away from the sliding block, is rotatably connected with the outer wall of the sliding sleeve, and the sliding sleeve can be conveniently driven to move by the structural device.

Preferably, the rubber layer is arranged on the peripheral side of the outer wall of each of the first piston and the second piston, and the structural device can increase the air tightness.

Preferably, a plurality of the middle clamping plates are provided with anti-slip layers on one sides far away from the sliding block and one sides far away from the sliding rod, and the structural device can increase friction force so as to increase the braking effect of the device.

Preferably, the outer wall of the brake plate is set to be a rough plane, and the structural device can be used for enhancing the braking effect conveniently.

Preferably, the outer wall of the brake plate is sleeved with a brush, and a support rod is fixedly connected between one side of the brush, which is far away from the brake plate, and the outer wall of the connecting ring.

The utility model has the advantages as follows:

1. the utility model is provided with the electric control valve, the telescopic rod, the connecting rod, the sliding sleeve, the sliding rail, the sliding block, the transmission rod, the middle clamping plate and other structural devices, thereby providing extrusion force through the electric control valve and extruding the braking plate through the plurality of middle clamping plates, thereby playing a braking effect and greatly increasing the braking effect and the braking speed of the device;

2. the utility model discloses a be provided with structural device such as hollow tube, push rod, first piston, central oil tank, side oil tank, cavity, second piston, slide bar, side splint, oil inlet pipe and connection oil pipe to when braking through the well splint, provide power through the oil pressure simultaneously, thereby clip the brake block through multiunit side splint, thereby further greatly increased the braking effect of the device;

3. the utility model discloses a be provided with constructional device such as brush to can be with the impurity clean up of dust or gravel on the brake block, thereby prevent to take place rolling friction at the brake in-process, thereby influence the braking effect, can also prevent the device's wearing and tearing simultaneously, thereby greatly increased the device's braking effect and durability.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the side view of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

In the figure: 1. an electrically controlled valve; 2. a telescopic rod; 3. a connecting rod; 4. a sliding sleeve; 5. a hollow tube; 6. a push rod; 7. a first piston; 8. a central oil tank; 9. a connecting ring; 10. a slide rail; 11. a slider; 12. a transmission rod; 13. a middle splint; 14. a side oil tank; 15. a cavity; 16. a second piston; 17. a slide bar; 18. a side clamping plate; 19. an oil inlet pipe; 20. connecting an oil pipe; 21. a brake plate; 22. a hub; 23. and a brush.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, 2 and 3, an automatic brake device of an automatic-driving automobile comprises an electric control valve 1, an output end of the electric control valve 1 is slidably connected with a telescopic rod 2, the top and the bottom of one side of the telescopic rod 2, which is far away from the electric control valve 1, are both fixedly connected with connecting rods 3, one ends of the two connecting rods 3, which are far away from the telescopic rod 2, are fixedly connected with a sliding sleeve 4, the center of the sliding sleeve 4 is sleeved with a hollow tube 5, the center of one side of the telescopic rod 2, which is far away from the electric control valve 1, is fixedly connected with a push rod 6, and the center of the hollow tube 5 is slidably connected with a first piston 7 corresponding to the push rod 6;

the hollow pipe 5 is fixedly connected with a central oil tank 8 at one end far away from the electric control valve 1, the outer wall of the central oil tank 8 is fixedly connected with a connecting ring 9, the peripheral side of the outer wall of the connecting ring 9 is fixedly connected with a plurality of slide rails 10, the centers of the slide rails 10 are all slidably connected with slide blocks 11, one sides of the outer walls of the slide blocks 11 are all rotatably connected with transmission rods 12 corresponding to the slide sleeve 4, one ends of the slide blocks 11 far away from the central oil tank 8 are all fixedly connected with middle clamping plates 13, the electric control valve 1 can be started, so that the electric control valve can drive the middle clamping plates 13 to move through the telescopic rods 2, the connecting rods 3, the slide sleeve 4, the slide rails 10, the slide blocks 11 and the transmission rods 12, so that extrusion force can be provided by the electric control valve 1, and the brake plates 21 are extruded through the middle clamping plates 13, so that the brake effect is achieved, and the brake effect and the brake speed of the device are greatly increased;

both sides of the plurality of middle clamping plates 13 are fixedly connected with side oil tanks 14, the centers of the plurality of side oil tanks 14 are provided with cavities 15, the centers of the plurality of groups of cavities 15 are slidably connected with second pistons 16, one side of the plurality of groups of second pistons 16 close to each other is fixedly connected with a plurality of sliding rods 17, one side of the plurality of groups of sliding rods 17 far away from the second pistons 16 is fixedly connected with side clamping plates 18, one side of the inner wall of each cavity 15 is provided with an oil inlet pipe 19, the outer wall of the central oil tank 8 is fixedly connected with a plurality of connecting oil pipes 20 corresponding to the oil inlet pipes 19, the sides of the plurality of groups of side clamping plates 18 far away from the sliding rods 17 are provided with brake plates 21, the outer wall of each brake plate 21 is fixedly connected with a hub 22, the electric control valve 1 can also drive the push rod 6 to move through the telescopic rod 2, so that the push rod 6 extrudes oil in the hollow pipes 5 into the central oil tank 8 through the first piston 7, so that the oil in the central oil tank 8 is extruded into the side oil tanks 14 through the connecting oil pipes 20 and the oil inlet pipes 19, the second piston 16 and the sliding rod 17 can drive the side clamping plates 18 to clamp the brake plates 21, so that the braking effect of the device is further greatly increased, and the using effect of the device is greatly increased.

Preferably, one end of each of the plurality of transmission rods 12, which is far away from the sliding block 11, is rotatably connected with the outer wall of the sliding sleeve 4, the structural device can facilitate the sliding sleeve 4 to drive the sliding block 11 to move, preferably, rubber layers are arranged on the peripheral sides of the outer walls of the first piston 7 and the second piston 16, the structural device can increase the air tightness of the structural device, preferably, anti-slip layers are arranged on one sides of the plurality of middle clamping plates 13, which are far away from the sliding block 11, and one sides of the side clamping plates 18, which are far away from the sliding rod 17, the structural device can increase the friction force, so as to increase the braking effect of the device, preferably, the outer wall of the braking plate 21 is arranged to be a rough plane, the structural device can facilitate the enhancement of the braking effect, preferably, the outer wall of the braking plate 21 is sleeved with a supporting rod 23, and a supporting rod is fixedly connected between one side of the brush 23, which is far away from the braking plate 21, and the outer wall of the connecting ring 9, the brush 23 can clean up dust or impurities of gravel on the braking plate 21, thereby prevent to take place rolling friction at the braking in-process to influence the braking effect, can also prevent the wearing and tearing of the device simultaneously, thereby greatly increased the braking effect and the durability of the device.

When the utility model is used, the electric control valve 1 can be started, so that the electric control valve 1 drives the middle clamping plate 13 to move through the telescopic rod 2, the connecting rod 3, the sliding sleeve 4, the sliding rail 10, the sliding block 11 and the transmission rod 12, so that extrusion force can be provided through the electric control valve 1, and the braking plate 21 is extruded through the plurality of middle clamping plates 13, so that the braking effect is achieved, so that the braking effect and the braking speed of the device are greatly increased, meanwhile, the electric control valve 1 can also drive the push rod 6 to move through the telescopic rod 2, so that the push rod 6 extrudes oil in the hollow tube 5 into the central oil tank 8 through the first piston 7, so that the oil in the central oil tank 8 is extruded into the side oil tank 14 through the connecting oil pipe 20 and the oil inlet pipe 19, so that the side clamping plate 18 can be driven by the second piston 16 and the sliding rod 17 to clamp the braking plate 21, so that the braking effect of the device is further greatly increased, thereby greatly increased the device's result of use, the device is through being provided with constructional device such as brush 23 in addition to can be with the dust on the brake block 21 or the impurity clean up of grit, thereby prevent to take place rolling friction at the braking in-process, thereby influence braking effect, can also prevent the wearing and tearing of the device simultaneously, thereby greatly increased the device's braking effect and durability.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides an automatic brake equipment of autopilot car, includes automatically controlled valve (1), its characterized in that: the output end of the electric control valve (1) is connected with a telescopic rod (2) in a sliding mode, the top and the bottom of one side, away from the electric control valve (1), of the telescopic rod (2) are fixedly connected with connecting rods (3), one ends, away from the telescopic rod (2), of the two connecting rods (3) are fixedly connected with a sliding sleeve (4), the center of the sliding sleeve (4) is sleeved with a hollow tube (5), the center, away from the electric control valve (1), of the telescopic rod (2) is fixedly connected with a push rod (6), and the center of the hollow tube (5) is connected with a first piston (7) corresponding to the push rod (6) in a sliding mode;

one end, far away from the electric control valve (1), of the hollow pipe (5) is fixedly connected with a central oil tank (8), the outer wall of the central oil tank (8) is fixedly connected with a connecting ring (9), the peripheral side of the outer wall of the connecting ring (9) is fixedly connected with a plurality of sliding rails (10), the centers of the sliding rails (10) are all slidably connected with sliding blocks (11), one sides of the outer walls of the sliding blocks (11) are all rotatably connected with transmission rods (12) corresponding to the sliding sleeves (4), and one ends, far away from the central oil tank (8), of the sliding blocks (11) are all fixedly connected with middle clamping plates (13);

both sides of the middle clamping plates (13) are fixedly connected with side oil tanks (14), the centers of the side oil tanks (14) are provided with cavities (15), the centers of the cavities (15) are slidably connected with second pistons (16), one sides of the second pistons (16) close to each other are fixedly connected with sliding rods (17), one sides of the sliding rods (17) far away from the second pistons (16) are fixedly connected with side clamping plates (18), one sides of the inner walls of the cavities (15) are provided with oil inlet pipes (19), the outer wall fixedly connected with of central oil tank (8) a plurality of with advance corresponding connection oil pipe (20) of oil pipe (19), multiunit the side of keeping away from slide bar (17) of side splint (18) all is provided with brake block (21), the outer wall fixedly connected with wheel hub (22) of brake block (21).

2. The automatic brake apparatus of an autonomous vehicle according to claim 1, wherein: and one ends of the transmission rods (12) far away from the sliding block (11) are rotatably connected with the outer wall of the sliding sleeve (4).

3. The automatic brake apparatus of an autonomous vehicle according to claim 1, wherein: rubber layers are arranged on the peripheral sides of the outer walls of the first piston (7) and the second piston (16).

4. The automatic brake apparatus of an autonomous vehicle according to claim 1, wherein: and anti-skidding layers are arranged on one sides of the middle clamping plates (13) far away from the sliding blocks (11) and one sides of the side clamping plates (18) far away from the sliding rods (17).

5. The automatic brake apparatus of an autonomous vehicle according to claim 1, wherein: the outer walls of the brake plates (21) are all set to be rough planes.

6. The automatic brake apparatus of an autonomous vehicle according to claim 1, wherein: the outer wall of the brake plate (21) is sleeved with a brush (23), and a supporting rod is fixedly connected between one side, far away from the brake plate (21), of the brush (23) and the outer wall of the connecting ring (9).