CN211032907U - Braking device for front wheels of side-by-side all-terrain vehicle - Google Patents
Braking device for front wheels of side-by-side all-terrain vehicle Download PDFInfo
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- CN211032907U CN211032907U CN201921965014.1U CN201921965014U CN211032907U CN 211032907 U CN211032907 U CN 211032907U CN 201921965014 U CN201921965014 U CN 201921965014U CN 211032907 U CN211032907 U CN 211032907U
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- brake
- cover body
- bearing seat
- cam
- brake shoe
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Abstract
The utility model discloses a braking device for front wheels of side-by-side all-terrain vehicles, wherein the circumferential surface of a first cover body is provided with an annular flange, a hinged shaft is arranged in the first cover body, and a first installation part is arranged in an accommodating cavity of the first cover body; one end of each of the two brake shoe blocks is hinged with the hinge shaft, and the other end of each of the two brake shoe blocks is a free end; two ends of the elastic component are respectively connected with the two brake shoes; one end of the cam shaft is positioned between the free ends of the two brake shoes, the cam shaft is matched with the free ends of the two brake shoes, and the other end of the cam shaft is exposed outside the first cover body; one end of the rocker arm is connected with the other end of the cam shaft; one end of the bearing seat extends into the first cover body to be matched with the first mounting part; the bearing is arranged in the bearing seat; the mounting plate is sleeved on the bearing seat and fixed with the bearing seat; the front brake hub is fixedly connected with the mounting plate and the bearing seat, the front brake hub surrounds the brake shoe block, and one end of the front brake hub is matched with the annular flange. The utility model has the advantage of low cost.
Description
Technical Field
The utility model relates to an all-terrain vehicle technical field, concretely relates to arresting gear of all-terrain vehicle front wheel of side by side formula.
Background
The all-terrain vehicle is a sports recreational vehicle suitable for various types of roads, and the importance of the braking system of the all-terrain vehicle is determined by the leisure sports property of the vehicle. The brake system of the existing all-terrain vehicle mainly adopts a hand brake operating device to control the two front wheels to brake, and a foot brake device to control the two rear wheels to brake.
In the existing brake device, a hydraulic mechanism is often adopted for manufacturing, in the brake device, the hydraulic mechanism is not only complex in structure but also high in cost, and in the actual use process, an operator manufactures more rear wheels, so that the hydraulic mechanism adopted for manufacturing the front wheels is not only high in cost, but also is not frequently used, and waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model provides a low-cost side by side formula all terrain vehicle front wheel's arresting gear.
The technical scheme for solving the problems is as follows:
braking device for the front wheels of side-by-side atvs comprising:
the first cover body is provided with a first accommodating cavity, the peripheral surface of the first cover body is provided with an annular flange, a hinge shaft is arranged in the first cover body, and a first installation part is arranged in the accommodating cavity of the first cover body;
one end of each of the two brake shoe blocks is hinged with the hinge shaft, and the other end of each of the two brake shoe blocks is a free end;
the two ends of the elastic component are respectively connected with the two brake shoe blocks;
one end of the cam shaft is positioned between the free ends of the two brake shoes, the cam shaft is matched with the free ends of the two brake shoes, and the other end of the cam shaft is exposed outside the first cover body;
one end of the rocker arm is connected with the other end of the cam shaft;
preceding hub assembly that stops, preceding hub assembly that stops includes:
one end of the bearing seat extends into the first cover body and is matched with the first mounting part;
the bearing is arranged in the bearing seat;
the mounting plate is sleeved on the bearing seat and fixed with the bearing seat;
the front brake hub is fixedly connected with the mounting plate and the bearing seat, the front brake hub surrounds the brake shoe block, and one end of the front brake hub is matched with the annular flange.
The utility model discloses the during operation makes the camshaft rotate through the rotation of rocking arm to the free end of first arcwall face and brake shoe forms the extrusion, makes the brake shoe open, and the brake shoe is when opening with preceding the hub of stopping and is formed the contact, thereby produces the frictional force between the hub of stopping before brake shoe and the brake shoe, and this frictional force stops the hub before to and forms the effect of braking, and preceding hub of stopping passes through bolted connection to the wheel hub of wheel, thereby forms the braking action to the wheel. When the camshaft resets, the first plane is supported against the free end of the brake shoe block. The utility model discloses an assembly of several parts has avoided adopting hydraulic pressure mechanism to brake together, consequently, has simple structure and produces originally low advantage.
Drawings
FIG. 1 is a cross-sectional view of the braking device for the front wheels of a side-by-side ATV of the present invention;
FIG. 2 is a front view of the first cover and the brake shoe;
FIG. 3 is a rear view of the first cover and brake shoe;
FIG. 4 is a schematic view of a camshaft;
FIG. 5 is a front and side view of the rocker arm;
FIG. 6 is a schematic view of the front brake hub assembly;
reference numbers in the drawings:
1 is first lid, 2 is cyclic annular flange, 3 is the articulated shaft, 4 is first installation department, 5 is the brake shoe, 6 is elastomeric element, 7 is the cam, 8 is the stopper, 9 is the axle, 7a is first plane, 7b is first arcwall face, 10 is the rocking arm, 11 is the bearing frame, 12 is the bearing, 13 is the mounting panel, 14 is the hub of stopping before, 14a is first barrel, 14b is the second barrel, 15 is first oil blanket, 16 is the second oil blanket, 17 is the bolt.
Detailed Description
As shown in fig. 1 to 5, the braking device for the front wheel of the side-by-side all-terrain vehicle of the present invention comprises: a first cover body 1 with a first accommodating cavity, two brake shoes 5, an elastic component 6, a camshaft, a rocker arm 10 and a front brake hub assembly, wherein each part and the relationship among the parts are explained in detail as follows:
as shown in fig. 1 to 5, an annular flange 2 is provided on the circumferential surface of a first cover body 1, the cross section of the annular flange 2 is L-shaped, after the annular flange 2 is combined with the first cover body 1, a receiving groove for receiving the end portion of the front brake hub assembly is formed between the annular flange 2 and the first cover body 2, a hinge shaft 3 is provided in the first cover body 1, one end of the hinge shaft 3 is fixedly connected with the first cover body 1, a first mounting portion 4 is provided in the receiving cavity of the first cover body 1, the first cover body 1 is provided with an axial through hole, the first mounting portion 4 is located at the center of the first cover body 1, a boss is surrounded around the through hole, an annular groove is provided on the boss, and the boss and the annular groove constitute the first mounting portion 4.
As shown in fig. 1 to 5, one end of each of the two brake shoes 5 is hinged to the hinge shaft 3, the other end of each of the two brake shoes 5 is a free end, the brake shoes 5 are arc-shaped, and the brake shoes 5 are made of wear-resistant materials.
As shown in fig. 1 to 5, two ends of the elastic component 6 are respectively connected to the two brake shoes 5, the elastic component 6 is a tension spring, in this embodiment, two elastic components are used, and the elastic component 6 is respectively connected to the brake shoes 5 at positions close to the two ends of the brake shoes 5. When the brake shoe 5 extrudes the camshaft and expands, the elastic part 6 is stretched, and when the camshaft resets, the brake shoe 5 resets under the restoring acting force of the elastic part 6, so that the free end of the brake shoe 5 is always kept in contact with the elastic part 6 under the action of the elastic part 6.
As shown in fig. 1 to 5, one end of the camshaft is located between the free ends of the two brake shoes 5, the camshaft is engaged with the free ends of the two brake shoes 5, and the other end of the camshaft is exposed outside the first cover 1; the camshaft includes: the brake shoe comprises a cam 7, a limiting block 8 and a shaft 9, wherein the cam 7 is matched with the free end of the brake shoe 5, and one end of the limiting block 8 is connected with one end of the cam 7; at least one part of the limiting block 8 extends to the outer side of the cam 7, and the limiting block 8 is abutted against the surface of the brake shoe 5, so that the limiting block 8 axially limits the brake shoe 5. A shaft 9 is connected to the other end of the cam 7, and the shaft 9 is adapted to extend to the outside of the first housing 1. The circumferential surface of the cam 7 is enclosed by two first planes 7a which are symmetrically arranged and two first arc-shaped planes 7b which are symmetrically arranged, and the two first planes 7a are connected through the first arc-shaped planes 7 b.
As shown in fig. 1 to 5, one end of the rocker arm 10 is connected to the other end of the camshaft, and the rocker arm 10 is connected to the shaft 9 extending to the outside of the first housing 1. The swing arm 10 is used to connect a brake control mechanism, for example, a brake handle is mounted on a handlebar, the brake handle is connected to one end of a cable, and the other end of the cable is connected to the swing arm 10.
As shown in fig. 1 to 6, the front brake hub assembly includes: the brake device comprises a bearing seat 11, a bearing 12, a mounting plate 13 and a front brake hub 14, wherein one end of the bearing seat 11 extends into the first cover body 1 to be matched with the first mounting part 4, and the bearing 12 is arranged in the bearing seat 11; a first oil seal 15 is provided in an annular groove on the first mounting portion 4, the first oil seal 15 being for sealing a gap between the bearing housing 11 and the first mounting portion 4. A second oil seal 16 is provided at the other end of the bearing housing 11, and the lubricating oil in the bearing housing 11 is sealed by the action of the first oil seal 15 and the second oil seal 16. The mounting plate 13 is sleeved on the bearing seat 11 and fixed with the bearing seat 11; be equipped with connecting portion in the hub 14 of stopping before, this connecting portion include first barrel 14a and second barrel 14b, and second barrel 14b is the toper, first barrel 14a is fixed with mounting panel 13, and it is fixed with mounting panel 13 to adopt the welding preferentially to make first barrel 14a fixed with mounting panel 13, and second barrel 14b is fixed with bearing frame 11, adopts the welding preferentially to make second barrel 14b fixed with bearing frame 11, can increase the joint strength of hub 14 and bearing frame 11 of stopping before through the second barrel. The front brake hub 14 is fixedly connected with the mounting plate 13 and the bearing seat 11, the front brake hub 14 surrounds the brake shoe 5, and one end of the front brake hub 14 is matched with the annular flange 2.
As shown in fig. 1 to 5, the utility model discloses the during operation makes the camshaft rotate through the rotation of rocking arm 10 to first arcwall face 7b forms the extrusion with the free end of brake shoe 5, makes brake shoe 5 open, brake shoe 5 when opening with preceding hub 14 that stops form the contact, thereby brake shoe 5 and preceding between hub 14 and produce frictional force, this frictional force is to the effect that preceding hub 14 that stops formed the braking, preceding hub 14 that stops is connected to the wheel hub of wheel through bolt 17, thereby form the braking action to the wheel. When the camshaft is reset, the first plane 7a is abutted against the free end of the brake shoe 5.
Claims (4)
1. Braking device of side-by-side all-terrain vehicle front wheels, characterized by comprising:
the first cover body is provided with a first accommodating cavity, the peripheral surface of the first cover body is provided with an annular flange, a hinge shaft is arranged in the first cover body, and a first installation part is arranged in the accommodating cavity of the first cover body;
one end of each of the two brake shoe blocks is hinged with the hinge shaft, and the other end of each of the two brake shoe blocks is a free end;
the two ends of the elastic component are respectively connected with the two brake shoe blocks;
one end of the cam shaft is positioned between the free ends of the two brake shoes, the cam shaft is matched with the free ends of the two brake shoes, and the other end of the cam shaft is exposed outside the first cover body;
one end of the rocker arm is connected with the other end of the cam shaft;
preceding hub assembly that stops, preceding hub assembly that stops includes:
one end of the bearing seat extends into the first cover body and is matched with the first mounting part;
the bearing is arranged in the bearing seat;
the mounting plate is sleeved on the bearing seat and fixed with the bearing seat;
the front brake hub is fixedly connected with the mounting plate and the bearing seat, the front brake hub surrounds the brake shoe block, and one end of the front brake hub is matched with the annular flange.
2. The braking device for the front wheels of a side-by-side all terrain vehicle of claim 1, wherein the camshaft comprises:
the cam is matched with the free end of the brake shoe;
one end of the limiting block is connected with one end of the cam; at least one part of the limiting block extends to the outer side of the cam, and the limiting block abuts against the surface of the brake shoe;
and the shaft is connected with the other end of the cam.
3. The braking device for front wheels of side-by-side all terrain vehicles according to claim 2, wherein the cam has a circumferential surface defined by two first symmetrically disposed planes connected by first arcs and two first symmetrically disposed arcs.
4. The braking device for the front wheels of side-by-side all-terrain vehicles according to claim 1, wherein the front brake hub has a connecting portion disposed therein, the connecting portion comprising a first cylinder and a second cylinder, the second cylinder being tapered, the first cylinder being fixed to the mounting plate, and the second cylinder being fixed to the bearing housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921965014.1U CN211032907U (en) | 2019-11-14 | 2019-11-14 | Braking device for front wheels of side-by-side all-terrain vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921965014.1U CN211032907U (en) | 2019-11-14 | 2019-11-14 | Braking device for front wheels of side-by-side all-terrain vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211032907U true CN211032907U (en) | 2020-07-17 |
Family
ID=71568629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921965014.1U Active CN211032907U (en) | 2019-11-14 | 2019-11-14 | Braking device for front wheels of side-by-side all-terrain vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211032907U (en) |
-
2019
- 2019-11-14 CN CN201921965014.1U patent/CN211032907U/en active Active
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