Braking system of barracing car

Abstract

The utility model provides a braking system of a barracing car, which comprises a support I, a pedal mechanism, a pushing mechanism, a braking mechanism and braking calipers, and one end of the pedal mechanism is rotatably mounted at one end of the support I; the pushing mechanism is installed at one end of the pedal mechanism and located above the first support. The braking mechanism comprises second supports, a first braking main cylinder and a second braking main cylinder, the second supports are symmetrically installed at the top ends of the ends, away from the pedal mechanism, of the first supports, the first braking main cylinder and the second braking main cylinder are installed on the two second supports correspondingly, and the two ends of the pushing mechanism are connected with the piston ends of the first braking main cylinder and the second braking main cylinder correspondingly. The output end of the first brake master cylinder is connected with a first hydraulic pipeline, and the output end of the second brake master cylinder is connected with a second hydraulic pipeline. The brake calipers are installed on the front wheel and the rear wheel, the first hydraulic pipeline is connected with the brake calipers on one of the front wheel and the rear wheel which are located on the different sides, and the second hydraulic pipeline is connected with the brake calipers on the other of the front wheel and the rear wheel which are located on the different sides.

Description

Technical Field

[0001] The utility model relates to the technical field of brake systems, in particular to a brake system for a Baja racing car. Background Art

[0002] Baja Racing is an all-round talent training competition that integrates automobile design, cost manufacturing, testing and commercial marketing. Baja Racing needs to drive through puddles, shell holes, flying slopes, sharp turns, humps, stone formations and other complex muddy roads, so it puts high demands on the racing car's braking system.

[0003] The existing braking system of racing cars will fail when the hydraulic pipeline fails, making it impossible to brake the tires, which brings certain safety hazards. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a braking system for a Baja racing car.

[0005] The technical solution adopted by the utility model is as follows:

[0006] A braking system for a Baja racing car comprises: a support 1; a pedal mechanism, one end of the pedal mechanism being rotatably mounted on one end of the support 1; a pushing mechanism, the pushing mechanism being mounted on one end of the pedal mechanism and being located above the support 1; a braking mechanism, the braking mechanism comprising a support 2, a brake master cylinder 1 and a brake master cylinder 2, the support 2 being symmetrically mounted on the top end of the support 1 away from one end of the pedal mechanism, the brake master cylinder 1 and the brake master cylinder 2 being mounted on two of the support 2 respectively, the two ends of the pushing mechanism being respectively connected to the piston ends of the brake master cylinder 1 and the brake master cylinder 2, the output end of the brake master cylinder 1 being connected to a hydraulic pipeline 1, and the output end of the brake master cylinder 2 being connected to a hydraulic pipeline 2; a brake caliper, the brake caliper being mounted on four front and rear wheels, the hydraulic pipeline 1 being respectively connected to the brake caliper on one of the front wheels and the rear wheels on the opposite side, and the hydraulic pipeline 2 being respectively connected to the brake caliper on the wheel of the front wheel and the rear wheel on the other opposite side.

[0007] Furthermore, the pedal mechanism includes: a brake pedal; a connecting arm, one end of the connecting arm is fixedly connected to the brake pedal, one end of the support is provided with a rotating connection port, connecting plates are provided on both sides of the rotating connection port, and the other end of the connecting arm is rotatably connected to the connecting plate by bolts.

[0008] Furthermore, the pushing mechanism includes: a balancing assembly, wherein a connecting hole is provided at one end of the connecting arm away from the brake pedal, and the balancing assembly is installed in the connecting hole; a push rod, wherein one end of two push rods are connected to two ends of the balancing assembly, and the other ends of the two push rods are respectively connected to the piston ends of the brake master cylinder one and the brake master cylinder two.

[0009] Further, the balancing assembly includes: a joint bearing, which has an inner hole and an outer ring; a main rod, the main rod is inserted into the inner hole of the joint bearing, and both ends of the main rod are provided with external threads; a sleeve, the sleeve is sleeved on the outside of the joint bearing, the joint bearing can axially rotate in the sleeve, the sleeve is installed in the connecting hole, both ends of the sleeve are provided with retaining rings, the retaining ring is provided with a through hole one, and the main rod passes through the through hole one; a U-shaped clamp, both surfaces of the U-shaped clamp opening are provided with a through hole two, the side of the U-shaped clamp away from the opening is provided with a screw hole one, the screw hole one is connected with the opening of the U-shaped frame, the push rod one end away from the brake master cylinder one and the brake master cylinder two is provided with an external thread, the push rod is threadedly connected in the screw hole one; a bolt, the bolt passes through the through hole two and is installed inside it, the outer wall of the bolt is penetrated with a screw hole two, and the two ends of the main rod are threadedly connected with the screw hole two.

[0010] Furthermore, the hydraulic pipeline 1 and the hydraulic pipeline 2 have the same structure, and the hydraulic pipeline 1 adopts a Y-type three-way oil pipe. The oil inlet pipe of the Y-type three-way oil pipe is connected to the output end of the brake master cylinder 1, and the two oil outlet pipes of the Y-type three-way oil pipe are respectively connected to the brake caliper on one of the front wheels and the rear wheels on the opposite side.

[0011] Beneficial effects of the utility model:

[0012] The braking system of the Baja racing car of the utility model adopts a double-cylinder double-circuit design to ensure that if any one circuit fails, the other circuit is still effective, thereby improving the safety of the braking system. Specifically, a brake master cylinder 1 and a brake master cylinder 2 are provided, and the output ends of the brake master cylinder 1 and the brake master cylinder 2 are respectively connected to a hydraulic pipeline 1 and a hydraulic pipeline 2, wherein the hydraulic pipeline 1 is respectively connected to a brake caliper on one of the front wheels and the rear wheels located on the opposite side, and the hydraulic pipeline 2 is respectively connected to a brake caliper on the other one of the front wheels and the rear wheels located on the opposite side. When any one circuit of the brake master cylinder 1 and the hydraulic pipeline 1 or the brake master cylinder 2 and the hydraulic pipeline 2 fails, it can ensure that one of the front wheels and the rear wheels can be braked, and the wheel that can be braked is located on the opposite side. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the braking system of the Baja racing car according to an embodiment of the utility model;

[0014] Figure 2 This is a schematic diagram of the connection between the pedal mechanism, the pushing mechanism and the braking mechanism of one embodiment of the utility model;

[0015] Figure 3 This is a structural schematic diagram of a pedal mechanism according to an embodiment of the utility model;

[0016] Figure 4 This is a schematic diagram of the connection between the support 1 and the pushing mechanism, the brake master cylinder 1 and the brake master cylinder 2 according to an embodiment of the utility model;

[0017] Figure 5 This is a schematic diagram of the structure of a driving mechanism according to an embodiment of the utility model;

[0018] Figure 6 The figure is an exploded schematic diagram of a driving mechanism according to an embodiment of the present utility model.

[0019] Description of reference numerals:

[0020] 1-support one; 2-pedal mechanism; 3-pushing mechanism; 4-brake mechanism; 5-support two; 6-brake master cylinder one; 7-brake master cylinder two; 8-hydraulic pipeline one; 9-hydraulic pipeline two; 10-brake caliper; 11-brake pedal; 12-connecting arm; 13-rotating connection port; 14-connecting plate; 15-balancing assembly; 16-push rod; 17-spherical bearing; 18-main rod; 19-sleeve; 20-retaining ring; 21-U-clip; 22-screw hole one; 23-bolt; 24-screw hole two; 25-through hole one; 26-through hole two; 27-connecting hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figure 1-Figure 6As shown, a braking system of a Baja racing car according to an embodiment of the utility model may include a support 1, a pedal mechanism 2, a pushing mechanism 3 and a braking mechanism 4, wherein one end of the pedal mechanism 2 is rotatably mounted on one end of the support 1; the pushing mechanism 3 is mounted on one end of the pedal mechanism 2 and is located above the support 1; the braking mechanism 4 includes a support 2 5, a brake master cylinder 1 6 and a brake master cylinder 2 7, the support 2 5 is symmetrically mounted on the top end of the support 1 away from one end of the pedal mechanism 2 by bolts and nuts, the brake master cylinder 1 6 and the brake master cylinder 2 7 are separated by bolts and nuts The two ends of the pushing mechanism 3 are respectively fixedly mounted on the two supports 5, the two ends of the pushing mechanism 3 are respectively connected to the piston ends of the brake master cylinder 1 6 and the brake master cylinder 2 7, the output end of the brake master cylinder 6 is connected to the hydraulic pipeline 1 8, and the output end of the brake master cylinder 2 7 is connected to the hydraulic pipeline 2 9; the brake caliper 10, the brake caliper 10 is installed on the front and rear four wheels, the hydraulic pipeline 1 8 is respectively connected to the brake caliper 10 on one of the front wheels and the rear wheels on the opposite side, and the hydraulic pipeline 2 9 is respectively connected to the brake caliper 10 on the wheel of the front wheel and the rear wheel on the other opposite side.

[0023] In one embodiment of the present invention, Figure 3 As shown, the foot pedal mechanism 2 may include a brake pedal 11 and a connecting arm 12, wherein one end of the connecting arm 12 is fixedly connected to the brake pedal 11, one end of the support 1 is provided with a rotating connection port 13, and connecting plates 14 are provided on both sides of the rotating connection port 13, and the other end of the connecting arm 12 is rotatably connected to the connecting plate 14 through bolts and nuts.

[0024] In one embodiment of the present invention, Figure 4 As shown, the pushing mechanism 3 may include a balancing assembly 15 and a push rod 16, wherein a connecting hole 27 is provided at one end of the connecting arm 12 away from the brake pedal 11, and the balancing assembly 15 is fixedly installed in the connecting hole 27; one end of the two push rods 16 is connected to the two ends of the balancing assembly 15, and the other ends of the two push rods 16 are respectively connected to the piston ends of the brake master cylinder 1 6 and the brake master cylinder 2 7.

[0025] In one embodiment of the present invention, Figure 5 and Figure 6As shown, the balancing assembly 15 may include a joint bearing 17, a main rod 18, a sleeve 19, a U-shaped clip 21 and a bolt 23, wherein it has an inner hole and an outer ring; the main rod 18 is inserted into the inner hole of the joint bearing 17, and both ends of the main rod 18 are provided with external threads; the sleeve 19 is sleeved on the outside of the joint bearing 17, and the joint bearing 17 can axially rotate in the sleeve 19, and the sleeve 19 is fixedly installed in the connecting hole 27, and both ends of the sleeve 19 are provided with retaining rings 20, and the retaining ring 20 is provided with a through hole 25, and the main rod 18 passes through The through hole 25; the two surfaces of the opening of the U-shaped clamp 21 are provided with a through hole 26, the side of the U-shaped clamp 21 away from the opening is provided with a screw hole 22, the screw hole 22 is communicated with the opening of the U-shaped frame, the end of the push rod 16 away from the brake master cylinder 1 6 and the brake master cylinder 2 7 is provided with an external thread, the push rod 16 is threadedly connected in the screw hole 22; the bolt 23 passes through the through hole 26 and is fixedly installed inside it, the outer wall of the bolt 23 is penetrated with a screw hole 24, and the two ends of the main rod 18 are threadedly connected with the screw hole 24.

[0026] In one embodiment of the present invention, Figure 1 As shown, the hydraulic pipeline 1 8 and the hydraulic pipeline 2 9 have the same structure, wherein the hydraulic pipeline 1 8 adopts a Y-type three-way oil pipe, the oil inlet pipe of the Y-type three-way oil pipe is connected to the output end of the brake master cylinder 1 6, and the two oil outlet pipes of the Y-type three-way oil pipe are respectively connected to the brake caliper 10 on one of the front wheels and the rear wheels on the opposite sides.

[0027] The braking process of Baja racing car: step on the brake pedal 11, the brake pedal 11 drives the connecting arm 12 to rotate, under the action of the rotation of the connecting arm 12, the balance assembly 15 drives the push rod 16 to run in the direction of the brake master cylinder 1 6 and the brake master cylinder 2 7, and the push rod 16 pushes the piston ends of the brake master cylinder 1 6 and the brake master cylinder 2 7 to slide and compress in the cylinder body, and the liquid in the cylinder body is compressed and transmitted to the brake caliper 10 part of each wheel through the hydraulic pipeline 1 8 and the hydraulic pipeline 2 9. The pressure liquid in the brake caliper 10 will make the piston in the brake caliper 10 push the brake pad to closely contact with the brake disc of the wheel, thereby generating friction, slowly decelerating and finally stopping the rotation of the wheel, and achieving the braking effect.

[0028] The braking system of the Baja racing car according to the embodiment of the utility model adopts a dual-cylinder dual-circuit design to ensure that if any one of the circuits fails, the other circuit is still effective, thereby improving the safety of the braking system. Specifically, a brake master cylinder 1 6 and a brake master cylinder 2 7 are provided, and the output ends of the brake master cylinder 1 6 and the brake master cylinder 2 7 are respectively connected to a hydraulic pipeline 1 8 and a hydraulic pipeline 2 9, wherein the hydraulic pipeline 1 8 is respectively connected to a brake caliper 10 on one of the front wheels and the rear wheels on the opposite side, and the hydraulic pipeline 2 9 is respectively connected to a brake caliper 10 on the other one of the front wheels and the rear wheels on the opposite side. When any one of the circuits of the brake master cylinder 1 6 and the hydraulic pipeline 1 8 or the brake master cylinder 2 7 and the hydraulic pipeline 2 9 fails, it can ensure that one of the front wheels and the rear wheels can be braked, and the wheel that can be braked is on the opposite side.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, various modifications and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A braking system for a Baja racing car, characterized in that: include: Support one; A pedal mechanism, one end of which is rotatably mounted on one end of the support; A pushing mechanism, the pushing mechanism is installed at one end of the pedal mechanism and is located above the support 1; The brake mechanism comprises a support 2, a brake master cylinder 1 and a brake master cylinder 2, wherein the support 2 is symmetrically mounted on the top end of the support 1 away from one end of the pedal mechanism, the brake master cylinder 1 and the brake master cylinder 2 are respectively mounted on two of the support 2, the two ends of the pushing mechanism are respectively connected to the piston ends of the brake master cylinder 1 and the brake master cylinder 2, the output end of the brake master cylinder 1 is connected to the hydraulic pipeline 1, and the output end of the brake master cylinder 2 is connected to the hydraulic pipeline 2; Brake calipers are installed on the four front and rear wheels, the hydraulic pipeline 1 is respectively connected to the brake calipers on one of the front wheels and the rear wheels on the opposite side, and the hydraulic pipeline 2 is respectively connected to the brake calipers on the wheels of the front wheel and the rear wheel on the other opposite side.

2. The braking system of the Baja racing car according to claim 1, characterized in that: The pedal mechanism comprises: Brake pedal; A connecting arm, one end of which is fixedly connected to the brake pedal, one end of the support is provided with a rotating connection port, connecting plates are provided on both sides of the rotating connection port, and the other end of the connecting arm is rotatably connected to the connecting plate by bolts.

3. The braking system of the Baja racing car according to claim 2, characterized in that: The driving mechanism comprises: A balancing assembly, wherein a connecting hole is provided at one end of the connecting arm away from the brake pedal, and the balancing assembly is installed in the connecting hole; Push rods, one end of the two push rods is connected to the two ends of the balancing assembly, and the other end of the two push rods is respectively connected to the piston end of the brake master cylinder 1 and the brake master cylinder 2.

4. The braking system of the Baja racing car according to claim 3, characterized in that: The balancing component comprises: A spherical plain bearing having an inner bore and an outer ring; A main rod, the main rod is inserted into the inner hole of the joint bearing, and both ends of the main rod are provided with external threads; A sleeve, wherein the sleeve is sleeved on the outside of the spherical bearing, the spherical bearing can axially rotate in the sleeve, the sleeve is installed in the connecting hole, retaining rings are provided at both ends of the sleeve, the retaining rings are provided with a through hole 1, and the main rod passes through the through hole 1; A U-shaped clamp, wherein two through holes are provided on both sides of the opening of the U-shaped clamp, a screw hole is provided on one side of the U-shaped clamp away from the opening, the screw hole is communicated with the opening of the U-shaped clamp, an end of the push rod away from the first brake master cylinder and the second brake master cylinder is provided with an external thread, and the push rod is threadedly connected in the first screw hole; The bolt is passed through the second through hole and installed inside the bolt. The outer wall of the bolt is penetrated by a second screw hole, and the two ends of the main rod are threadedly connected with the second screw hole.

5. The braking system of the Baja racing car according to claim 4, characterized in that: The hydraulic pipeline 1 and the hydraulic pipeline 2 have the same structure. The hydraulic pipeline 1 adopts a Y-shaped three-way oil pipe. The oil inlet pipe of the Y-shaped three-way oil pipe is connected to the output end of the brake master cylinder 1, and the two oil outlet pipes of the Y-shaped three-way oil pipe are respectively connected to the brake caliper on one of the front wheels and the rear wheels on the opposite side.

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