CN217170899U - Caliper support structure of two-wheel vehicle - Google Patents
Caliper support structure of two-wheel vehicle Download PDFInfo
- Publication number
- CN217170899U CN217170899U CN202221131188.XU CN202221131188U CN217170899U CN 217170899 U CN217170899 U CN 217170899U CN 202221131188 U CN202221131188 U CN 202221131188U CN 217170899 U CN217170899 U CN 217170899U
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- CN
- China
- Prior art keywords
- rocker arm
- caliper bracket
- wheeled vehicle
- rear wheel
- caliper
- Prior art date
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Abstract
The utility model relates to a caliper bracket structure of a two-wheeled vehicle, which at least comprises a frame unit and a rear disc brake device arranged at the rear wheel; the frame unit is pivoted with a pair of left and right rear rocker arms extending towards the rear of the vehicle body, and the rear rocker arms are pivoted with the rear wheels through rear wheel shafts; a caliper bracket of the rear disc brake device is pivoted between the rear wheel and the rear rocker arm on the rear wheel shaft, the caliper bracket is provided with a shaft sleeve part for the rear wheel shaft to penetrate through, the end part of the shaft sleeve part is sleeved with a rigid structural member, and the rigid structural member is positioned between the shaft sleeve part and the rear rocker arm; therefore, the resistance strength of the shaft sleeve part of the caliper support to the axial force can be improved, and the universality of the caliper support can be improved.
Description
Technical Field
The utility model relates to a calliper supporting structure of bicycle especially indicates a calliper supporting structure of the general nature of calliper support can promote simultaneously to the resistance intensity of axial force of axle sleeve portion that promotes the calliper support.
Background
As shown in fig. 1, a rear wheel 11 of an electric two-wheeled vehicle 1 is pivotally mounted on a rear swing arm 12, and a caliper bracket 13 of a rear disc brake device is provided between one side of the rear wheel 11 and the rear swing arm 12; the caliper bracket 13 has a sleeve portion 131, the rear wheel 11 passes through the rear wheel 11 from the rear rocker arm 12 via a rear wheel axle 14, then passes through the sleeve portion 131 of the caliper bracket and then passes through the rear rocker arm 12, and a screw fastening element S is screwed on one end side of the rear wheel axle 14 and on the outer side of the rear rocker arm 12, so that the rear wheel 11 is stably pivoted on the rear rocker arm 12 and can freely rotate.
In order to reduce the overall weight of the vehicle and facilitate the manufacture and installation of the caliper bracket 13, the caliper bracket 13 and the boss portion 131 are integrally formed of an aluminum alloy material; since the rear rocker arm 12 ensures rigidity, the rear rocker arm 12 is made of iron or steel having a certain rigidity; however, as is well known, the rigidity strength of the aluminum alloy is weak, so when the rear wheel axle 14 and the rear rocker arm 12 are screwed and fixed in the axial direction, the rigidity strength of the boss portion 131 of the caliper bracket 13 located between the rear wheel 11 and the rear rocker arm 12 is weaker than that of the rear rocker arm 12, so that a stable supporting force cannot be obtained at the contact portion of the boss portion 131 of the caliper bracket 13 and the rear rocker arm 12, and a false torque force, i.e., the screw fixing element S cannot be locked and fixed, is generated, and when the axle is pressed by an excessive axial force generated by screwing the screw fixing element S, the boss portion 131 is deformed. In addition, since the caliper bracket 13 and the boss portion 131 are integrally formed, the caliper bracket 13 can be applied to only a single span vehicle type, i.e., different span vehicle types, which must be separately manufactured to match each other, thereby seriously limiting the versatility of the caliper bracket 13.
SUMMERY OF THE UTILITY MODEL
[ problem to be solved by the utility model ]
A primary object of the present invention is to provide a caliper support structure for a two-wheeled vehicle, which overcomes the disadvantages of deformation and damage due to insufficient strength of the axial sleeve portion against axial force, and improves the general-purpose effect of the caliper support.
[ MEANS FOR SOLVING PROBLEMS ] to solve the problems
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, the two-wheeled vehicle at least comprises a frame unit and a rear disc brake device arranged at a rear wheel; the frame unit is pivoted with a pair of left and right rear rocker arms extending towards the rear of the vehicle body, and the rear rocker arms are pivoted with the rear wheels through rear wheel shafts; the rear wheel shaft is provided with a caliper support of the rear disc brake device between the rear wheel and the rear rocker arm, the caliper support is provided with a shaft sleeve part for the rear wheel shaft to penetrate through, the end part of the shaft sleeve part is sleeved with a rigid structural member, and the rigid structural member is positioned between the shaft sleeve part and the rear rocker arm.
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, wherein the caliper bracket and the shaft sleeve portion are made of an aluminum alloy material, and the rigid structure is made of an iron or steel material; the rear swing arm is made of iron or steel material.
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, wherein the rigid structure is tightly fitted to the end of the boss portion.
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, wherein an outer diameter of the rigid structure member adjacent to the outer end side of the rear rocker arm is smaller than an outer diameter of the end portion of the boss portion.
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, in which an adjusting member is installed in the rear rocker arm from the rear end to the front.
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, wherein the adjusting member has a through-hole corresponding to the pivot hole of the rear rocker arm; the adjusting part is provided with an adjusting rod part with an external thread in the penetrating part towards the rear of the vehicle body, the adjusting rod part penetrates out of the rear part of the rear rocker arm, and the adjusting rod part penetrates out of the rear rocker arm and is provided with an adjusting nut in the external thread.
Therefore, some technical means of the present invention are to provide a caliper bracket structure of a two-wheeled vehicle, in which the shaft sleeve portion is formed by integrally forming the caliper bracket.
[ Utility model effect ]
The utility model discloses borrow the efficiency that can reach by some technical means to lie in: therefore, the resistance strength of the shaft sleeve part of the caliper support to the axial force can be improved, and the universality of the caliper support can be improved.
The utility model discloses borrow the efficiency that can reach by some technical means to lie in: therefore, the resistance strength of the shaft sleeve part of the caliper bracket to the axial force can be improved, and the driving part can be prevented from loosening due to the generation of false torque.
The utility model discloses borrow the efficiency that can reach by some technical means to lie in: therefore, the assembly of the rigid structural member and the shaft sleeve part can be facilitated.
The utility model discloses borrow the efficiency that can reach by some technical means to lie in: therefore, the surface pressure of the rigid structural part when the rigid structural part is contacted with the rear rocker arm can be improved, and the contact part of the rigid structural part and the rear rocker arm can be ensured not to be deformed or damaged.
The utility model discloses borrow the efficiency that can reach by some technical means to lie in: therefore, due tightness of the driving part of the driving motor is ensured, and the driving effect of the two-wheel vehicle is improved.
The utility model discloses borrow the efficiency that can reach by some technical means to lie in: whereby the formation of the boss portion can be facilitated.
Drawings
FIG. 1 is a schematic view of a rear wheel, a caliper bracket and a rear rocker arm of a conventional two-wheeled vehicle.
Fig. 2 is a side view of the two-wheeled vehicle of the present invention.
Fig. 3 is a schematic view of the rear rocker arm and the rear wheel of the present invention.
Figure 4 is a cross-sectional view of the rear wheel, caliper bracket and rear rocker arm of the present invention.
List of reference numerals
1: two-wheeled vehicle
11: rear wheel
12: rear rocker arm
13: caliper bracket
131: axle sleeve part
14: rear axle
2: two-wheeled vehicle
21: frame unit
211: head tube
212: main pipe
213: side frame tube
213L: left foot pedal tube part
213R: right foot pedal tube part
214L, 214R: left and right lifting frame parts
215L, 215R: left and right rear frame parts
216: rear rocker arm
2161: pivot hole
216L, 261R: left and right rear rocker arms
22: steering mechanism
23: front fork unit
24: front wheel
25: rear wheel
251: rear axle
26: seat part
27: vehicle body cover unit
271: the cowl 272: front vehicle body cover
273: knee shield 274: foot pedal
275: bottom cover 276: side car body cover
277: central body cover
28: storage box
3: driving motor
31: driving member
4: adjusting piece
41: the penetration portion 411: through hole
42: the adjusting rod portion 421: adjusting nut
5: disc brake unit
51: front disc brake device
52: rear disc brake device
521: caliper bracket
5211: shaft sleeve part
52111: end part
6: rigid structural member
S, S1: and a screwing element.
Detailed Description
For easier understanding of the structure and the achieved effect of the present invention, the following description is provided with reference to the accompanying drawings.
First, referring to fig. 2, 3 and 4, the caliper bracket structure of a two-wheeled vehicle of the present invention, the two-wheeled vehicle 2 is a vehicle using electric power as a main power source, the two-wheeled vehicle 2 has a frame unit 21, the frame unit 21 has a head pipe 211, a steering mechanism 22 is provided above the head pipe 211, a front fork unit (front shock absorber) 23 is connected below the steering mechanism 22, a front wheel 24 is pivotally provided below the front fork unit 23, the frame unit 21 is provided with a main pipe 212 from the head pipe 211 toward the rear of the vehicle body and downward, the main pipe 212 extends toward the rear of the vehicle body to form a pair of left and right side frame pipes 213, the side frame pipe 213 includes a pair of left and right pedal pipe portions 213L, 213R (only a right pedal pipe portion 213R is shown in the drawing, the left and right and left and right hand sides of the present invention are the left and right hand sides of a driver riding on the two-wheeled vehicle 2), a pair of left and right rising frame portions 214L and 214R (only the right rising frame portion 214R is shown in the drawing) extending in the vehicle body rear direction from the left and right pedal tube portions 213L and 213R, and a pair of left and right rear frame portions 215L and 215R (only the right rear frame portion 215R is shown in the drawing) extending in the vehicle body rear direction from the left and right rising frame portions 214L and 214R; a pair of left and right rear rocker arms 216 are provided between the lower sides of the left and right upper lifting portions 214L, 214R, the rear rocker arms 216 have left and right rear rocker arms 216L, 216R (only the right rear rocker arm 216R is shown in the drawing), the rear rocker arms 216 are pivotally provided with rear wheels 25, a driving motor 3 is provided beside or in front of the rear wheels 25, the driving motor 3 drives the rear wheels 25 by a driving member 31 (such as a belt, a chain, etc.), thereby advancing the two-wheeled vehicle 2; a seat 26 is provided behind the steering mechanism 22 and above the rear wheel 25, and the seat 26 is spaced apart from the steering mechanism 22; a body cover unit 27 is provided around the two-wheeled vehicle 2, the body cover unit 27 has a head cover 271 covering the steering mechanism 22, a front body cover 272 provided below the head cover 271 and covering the front end of the vehicle body, and a knee cover 273 provided behind the front body cover 272, a step plate 274 provided below between the steering mechanism 22 and the seat unit 26, a bottom cover 275 being provided below the step plate 274, side body covers 276 being provided on both sides of the two-wheeled vehicle 2 below the seat unit 26, a central body cover 277 being provided below the front end of the seat unit 26, a storage box 28 being provided below the seat unit 26, and the storage box 28 being covered by the seat unit 26; the side body covers 276 and the center body cover 277 may be integrally formed or made as separate pieces.
As shown in fig. 3 and 4, the rear wheel 25 is pivotally mounted on the rear rocker arm 216 by a rear wheel axle 251, so that the rear wheel 25 freely rotates while rotating by the rear wheel axle 251; wherein, the rear rocker arm 216 is a hollow tube made of iron or steel material with certain rigidity and strong strength, the rear rocker arm 216 is provided with a pivot hole 2161 near the tail end (towards the rear end of the vehicle body), the pivot hole 2161 is a long hole extending along the front and rear direction of the vehicle body; the adjusting member 4 is installed in the rear rocker arm 216 from the rear end to the front (the rear end of the vehicle body to the front of the vehicle body), the adjusting member 4 has a through-hole 41, and the through-hole 41 is provided with a through-hole 411 corresponding to the pivot hole 2161 of the rear rocker arm 216; the adjusting member 4 is provided with an adjusting rod 42 extending towards the rear of the vehicle body from the through portion 41, the adjusting rod 42 partially extends out of the rear portion (towards the rear of the vehicle body) of the rear rocker arm 216, and the adjusting rod 42 extends out of the rear rocker arm 216 and is provided with an adjusting nut 421.
As shown in fig. 2, 3 and 4, the two-wheeled vehicle 2 is provided with a disc brake unit 5, the disc brake unit 5 is provided with a front disc brake device 51 provided at the front wheel 24 and a rear disc brake device 52 provided at the rear wheel 25; wherein, the rear disc brake device 52 has a caliper bracket 521, the caliper bracket 521 is made of light aluminum alloy by integral forming, a shaft sleeve portion 5211 is formed on the lower side of the caliper bracket 521 by integral forming, the shaft sleeve portion 5211 extends from the lower side of the caliper bracket 521 to the left and right of the vehicle body; a rigid structural member 6 is sleeved on an end 52111 of the shaft sleeve portion 5211 facing the left and right outer sides of the vehicle body in a close fit manner, more specifically, the rigid structural member 6 is arranged on the shaft sleeve portion 5211 facing the rear rocker arm 216, and the rigid structural member 6 is made of iron or steel material with higher rigidity strength, that is, the rigidity strength of the rigid structural member 6 is greater than that of the shaft sleeve portion 5211 and is equivalent to that of the rear rocker arm 216; the outer diameter of the rigid structural member 6 adjacent the outer end side of the rear rocker arm 216 is smaller than the outer diameter of the end 52111 of the boss portion 5211.
As shown in fig. 3 and 4, the rear rocker arm 216, the caliper bracket 521 and the rear wheel 25 are assembled in such a way that the rear wheel axle 251 passes through the pivot hole 2161 of the left rear rocker arm 216L of the rear rocker arm 216, then passes through the rear wheel 25, then passes through the boss portion 5211 of the caliper bracket 521 and the rigid structural member 6, then passes through the pivot hole 2161 of the right rear rocker arm 216R and the through hole 411 of the adjusting member 4, and finally passes through the pivot hole 2161, and finally passes through the screw fastening element S1 screwed at the end of the rear wheel axle 251, so as to stably pivot the rear wheel 25 on the rear rocker arm 216 and rotate freely with the rear wheel axle 251 as a rotation center; wherein the rigid structural member 6 is disposed between the sleeve portion 5211 and the right rear rocker arm 216R, and since the rigid strength of the rigid structural member 6 is equivalent to that of the rear rocker arm 216, when the fastening element S1 is screwed to generate a strong axial force, the sleeve portion 5211 of the caliper bracket 521, the rigid structural member 6 and the right rear rocker arm 216R can be firmly screwed by resisting the rigid strength of the rigid structural member 6 without generating a false torque, thereby further avoiding the defect that the sleeve portion 5211 is deformed and damaged due to insufficient rigidity caused by the strong axial force generated by the screwing of the fastening element S1, and since the outer diameter of the rigid structural member 6 adjacent to the outer end side of the rear rocker arm 216 is smaller than the outer diameter of the end portion 52111 of the sleeve portion 5211, the surface pressure of the rigid structural member 6 contacting the rear rocker arm 216 can be increased, the rigid structural component 6 and the rear rocker arm 216 can be lifted to resist the axial force generated by the screwing of the screwing element S1, so as to ensure that the contact part of the rigid structural component 6 and the rear rocker arm 216 is not deformed or damaged; it should be further noted that, when the caliper bracket 521 is to be used for vehicle models with different spans, the caliper bracket 521 can be widely used for vehicle models with different spans only by replacing the rigid structural member 6, so as to improve the universality of the caliper bracket 521.
As shown in fig. 3 and 4, when the driving member 31 is loosened, the adjusting nut 421 of the adjusting rod 42 of the adjusting member 4 can be used to make the rear axle 251 perform fine adjustment displacement along the front-rear direction of the vehicle body in the pivot hole 2161 of the rear rocker arm 216, so as to ensure the proper tightness of the driving member 31 of the driving motor 3, thereby improving the driving effect of the two-wheeled vehicle 2.
The utility model discloses by, this two-wheeled vehicle 2 has frame unit 21 and rear disc brake 52 at least; a pair of left and right rear rocker arms 216 extending rearward of the vehicle body are pivoted to the frame unit 2, and rear wheels 25 are pivoted to the rear rocker arms 216 via rear wheel shafts 251; a caliper bracket 521 of the rear disc brake device 52 is further pivotally disposed on the rear axle 251 between the rear wheel 251 and the rear rocker arm 216, the caliper bracket 521 has a sleeve portion 5211 for the rear axle 251 to pass through, an end portion 52111 of the sleeve portion 5211 is sleeved with a rigid structural member 6, and the rigid structural member 6 is located between the sleeve portion 5211 and the rear rocker arm 216; thereby, the strength of the boss portion 5211 of the caliper bracket 521 against axial force can be enhanced, and the versatility of the caliper bracket 521 can be enhanced.
In summary, the present invention can improve the known disadvantages and achieve the desired purpose by means of the above structure, and has improved efficacy compared with the prior art, and is novel, practical and creative.
Claims (7)
1. A caliper bracket structure of a two-wheeled vehicle is provided, the two-wheeled vehicle at least comprises a frame unit and a rear disc brake device arranged at a rear wheel; the frame unit is pivoted with a left rear rocker arm and a right rear rocker arm which extend towards the rear of the vehicle body, and the rear rocker arms are pivoted with the rear wheels through rear wheel shafts; the rear wheel shaft is provided with a caliper support of the rear disc brake device between the rear wheel and the rear rocker arm, the caliper support is provided with a shaft sleeve part through which the rear wheel shaft can penetrate, and the rear wheel shaft brake device is characterized in that a rigid structural member is sleeved at the end part of the shaft sleeve part and is positioned between the shaft sleeve part and the rear rocker arm.
2. The caliper bracket structure of a motorcycle according to claim 1, wherein the caliper bracket and the boss portion are made of an aluminum alloy material, and the rigid structural member is made of an iron or steel material; the rear rocker arm is made of iron or a steel material.
3. A caliper bracket structure for a two-wheeled vehicle according to claim 1, wherein said rigid structural member is fitted closely to an end of said boss portion.
4. The caliper bracket structure of a two-wheeled vehicle according to claim 1 or 3, wherein an outer diameter of said rigid structural member adjacent to an outer end side of said rear rocker arm is smaller than an outer diameter of said end portion of said boss portion.
5. The caliper bracket structure of a two-wheeled vehicle according to claim 1, wherein an adjusting member is mounted in the rear rocker arm from a rear end toward a front.
6. The caliper bracket structure of a two-wheeled vehicle according to claim 5, wherein the adjusting member has a through-hole provided corresponding to the pivot hole of the rear rocker arm; the adjusting part is located wear to establish the portion and extend towards automobile body rear and be equipped with the adjustment rod portion that has the external screw thread, adjustment rod portion wears out outside the back rocking arm rear, adjustment rod portion wears out the back rocking arm external screw is equipped with adjusting nut.
7. The caliper bracket structure of a two-wheeled vehicle according to claim 1, wherein said boss portion is formed by said caliper bracket in an integrally formed manner.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW110208884 | 2021-07-28 | ||
| TW110208884U TWM626680U (en) | 2021-07-28 | 2021-07-28 | Caliper bracket structure for two-wheel vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217170899U true CN217170899U (en) | 2022-08-12 |
Family
ID=82559413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221131188.XU Active CN217170899U (en) | 2021-07-28 | 2022-05-11 | Caliper support structure of two-wheel vehicle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN217170899U (en) |
| TW (1) | TWM626680U (en) |
-
2021
- 2021-07-28 TW TW110208884U patent/TWM626680U/en unknown
-
2022
- 2022-05-11 CN CN202221131188.XU patent/CN217170899U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| TWM626680U (en) | 2022-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |