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CN-117341876-B - Motorcycle

CN117341876BCN 117341876 BCN117341876 BCN 117341876BCN-117341876-B

Abstract

The application relates to the technical field of motorcycles, in particular to a motorcycle. This kind of motorcycle includes preceding bumper shock absorber, back bumper shock absorber and shock attenuation control system, and shock attenuation control system includes camera and shock attenuation controller, and preceding bumper shock absorber and back bumper shock absorber all are connected with shock attenuation controller communication, and the camera is used for shooing the place ahead road surface information of motorcycle to can be with place ahead road surface information transmission to shock attenuation controller, shock attenuation controller can be according to place ahead road surface information control preceding bumper shock absorber and back bumper shock absorber adjustment their respective damping. The motorcycle provided by the application can automatically adjust the damping according to the road surface condition, and improves the driving comfort and stability.

Inventors

  • BI CHUANWEN
  • CHENG CHAOYANG
  • CHENG MINGFU
  • SHAO JIANFEI

Assignees

  • 浙江春风动力股份有限公司

Dates

Publication Date
20260508
Application Date
20220629

Claims (10)

  1. 1. A motorcycle, comprising: a vehicle body (10) including a frame (10A); A suspension system (20) comprising a front suspension (201) and a rear suspension (202); -a wheel (30) comprising a front wheel (31) and a rear wheel (32), said front wheel (31) being connected to said frame (10A) by means of said front suspension (201), said rear wheel (32) being connected to said frame (10A) by means of said rear suspension (202); -a power system (40) at least partially arranged to said frame (10A), at least one of said front wheels (31) and said rear wheels (32) being drivingly connected to said power system (40); a saddle (50) provided to the frame (10A), the saddle (50) including at least one driver seat (51); a control device (60) provided on the vehicle frame (10A); The front suspension (201) comprises a front shock absorber (21), one end of the front shock absorber (21) is connected with the frame (10A), the other end of the front shock absorber is connected with the front wheel (31), the rear suspension (202) comprises a rear rocker arm (23) and a rear shock absorber (24), one end of the rear rocker arm (23) is connected with the frame (10A), the other end of the rear rocker arm is connected with the rear wheel (32), one end of the rear shock absorber (24) is connected with the frame (10A), and the other end of the rear shock absorber is connected with the rear rocker arm (23); The motorcycle (100) further comprises a shock absorption control system (70), the shock absorption control system (70) comprises a camera (701) and a shock absorption controller (702) which are mounted on the motorcycle body (10), the front shock absorber (21) and the rear shock absorber (24) are in communication connection with the shock absorption controller (702), the camera (701) is used for shooting front road surface information of the motorcycle (100) and can transmit the front road surface information to the shock absorption controller (702), and the shock absorption controller (702) can control the front shock absorber (21) and the rear shock absorber (24) to adjust respective shock absorption damping according to the front road surface information; The front shock absorber (21) comprises a first piston valve (1), a first piston rod (2) and a first working cylinder (3), wherein the first working cylinder (3) is provided with a first accommodating cavity (311), the first piston valve (1) is arranged in the first accommodating cavity (311) and divides the first accommodating cavity (311) into a first cavity (311A) and a second cavity (311B), one end of the first piston rod (2) is connected with the first piston valve (1), the other end of the first piston rod penetrates out of the first accommodating cavity (311), the first piston valve (1) comprises a first shell (11) and a first adjusting assembly (12), the first shell (11) is provided with a first valve hole (111) and a second valve hole (112), and the first cavity (311A) can be communicated with the second cavity (311B) through the first valve hole (111) or the second valve hole (112); The shock absorber comprises a first shell (11), a first mounting cavity (113) and a second mounting cavity (114) which are sequentially arranged are formed in the first shell (11) along a first direction (X), one end of the second mounting cavity (114) is far away from the first mounting cavity (113) and is communicated with a first cavity (311A), one end of a first valve hole (111) is communicated with the second mounting cavity (114), the other end of the first valve hole is communicated with a second cavity (311B), the second valve hole (112) comprises a first channel (112A) and a second channel (112B), one end of the first channel (112A) is communicated with the first cavity (311A), the other end of the second channel (112B) is communicated with the second mounting cavity (114), the other end of the second channel is communicated with the second cavity (311B), the first regulating component (12) comprises a first regulating piston (121) and a first regulating piston (121) which are mutually connected, the first regulating piston (122) can be driven by the first regulating piston (122) and the first regulating piston (122) can be driven by the first regulating piston (122) according to instructions.
  2. 2. The motorcycle according to claim 1, characterized in that, during the movement of the first piston valve (1) in the first housing chamber (311), the first adjusting assembly (12) is capable of adjusting the opening of the second valve hole (112) while blocking the first valve hole (111) or the opening of the first valve hole (111) while blocking the second valve hole (112) according to an instruction of the shock absorbing controller (702); The rear shock absorber (24) comprises a second piston valve (7), a second piston rod (8) and a second working cylinder (9), the second working cylinder (9) is provided with a second containing cavity (91), the second piston valve (7) is arranged in the second containing cavity (91) and divides the second containing cavity (91) into a third cavity (911) and a fourth cavity (912), one end of the second piston rod (8) is connected with the second piston valve (7), the other end of the second piston rod passes out of the second containing cavity (91), the second piston valve (7) comprises a second shell (71) and a second regulating assembly (72), the second shell (71) is provided with a third valve hole (711) and a fourth valve hole (712), the third cavity (911) can be communicated with the fourth cavity (912) through the third valve hole (711) or the fourth valve hole (712), when the second piston valve (7) moves in the second containing cavity (91) and the opening of the third valve (711) can be controlled according to the instruction of the fourth regulating assembly (712) and the opening of the fourth valve (712) can be simultaneously blocked by the fourth regulating assembly (711).
  3. 3. Motorcycle according to claim 2, characterized in that the first driving member (122) is able to drive the first adjusting piston (121) to move inside the second mounting chamber (114) according to the command of the shock-absorbing controller (702), the first adjusting piston (121) being able to block the first valve hole (111) and gradually open the first channel (112A) and the second channel (112B) during the movement of the first adjusting piston (121) along the first direction (X), the first adjusting piston (121) being able to block the first channel (112A) and the second channel (112B) and gradually open the first valve hole (111) during the movement of the first adjusting piston (121) along the first direction (X), wherein the first piston valve (1) being able to reduce the volume of the first chamber (311A); The second housing (71) is provided with a third mounting cavity (713) and a fourth mounting cavity (714) which are sequentially arranged along a second direction (Y), one end of the fourth mounting cavity (714) far away from the third mounting cavity (713) is communicated with the third mounting cavity (911), one end of the third valve hole (711) is communicated with the fourth mounting cavity (714), the other end of the third valve hole is communicated with the fourth chamber (912), the fourth valve hole (712) comprises a third channel (712A) and a fourth channel (712B), one end of the third channel (712A) is communicated with the third mounting cavity (911), the other end of the third channel (712B) is communicated with the fourth mounting cavity (714), one end of the fourth channel (712B) is communicated with the third mounting cavity (911), the second regulating assembly (72) comprises a second regulating piston (721) and a second driving element (722) which are mutually connected, the second regulating piston (721) and the fourth regulating element (714) can be controlled to move in accordance with instructions of the fourth mounting cavity (714), the second regulating element (722) can be mounted in the fourth mounting cavity (714), during movement of the second adjustment piston (721) in the second direction (Y), the second adjustment piston (721) is capable of blocking the third valve hole (711) and gradually opening the third and fourth passages (712A, 712B), and during movement of the second adjustment piston (721) in a direction opposite to the second direction (Y), the second adjustment piston (721) is capable of blocking the third and fourth passages (712A, 712B) and gradually opening the third valve hole (711), wherein the second piston valve (7) is capable of reducing the volume of the third chamber (911) when moved in the second direction (Y).
  4. 4. A motorcycle according to claim 3, wherein the first valve hole (111) and the second passage (112B) each penetrate a side wall of the second mounting chamber (114) in a radial direction of the first piston valve (1), and the first valve hole (111), the first passage (112A) and the second passage (112B) are each uniformly distributed in a circumferential direction of the second mounting chamber (114); Along the radial direction of the second piston valve (7), the third valve hole (711) and the fourth channel (712B) penetrate through the side wall of the fourth mounting cavity (714), and the third valve hole (711), the third channel (712A) and the fourth channel (712B) are uniformly distributed along the circumferential direction of the fourth mounting cavity (714).
  5. 5. A motorcycle according to claim 3, characterized in that a side wall of the first housing (11) extends inwards to form a first partition (115), the first partition (115) is located between the first mounting cavity (113) and the second mounting cavity (114), the first partition (115) is provided with a first through hole, the first driving member (122) comprises a first induction part (122A) and a first induction coil (122B), the first induction coil (122B) is mounted in the first mounting cavity (113) and is electrically connected with a power supply, the first induction coil (122B) surrounds the first induction part (122A), one end of the first induction part (122A) is connected with a first connecting rod (122C), the first connecting rod (122C) is connected with the first adjusting piston (121) through the first through hole, and when the first induction coil (122B) is electrified, the first induction part (122A) can be driven to move in the first direction (122A); The lateral wall of second casing (71) inwards extends and forms second partition (715), second partition (715) are located third installation cavity (713) with between fourth installation cavity (714), second partition (715) are provided with the second through-hole, second driving piece (722) include second induction part (722A) and second induction coil (722B), second induction coil (722B) install in third installation cavity (713) to with power electric connection, second induction coil (722B) encircles second induction part (722A), the one end of second induction part (722A) is connected with second connecting rod (722C), second connecting rod (722C) pass through the second through-hole with second adjustment piston (721) are connected, when second induction coil (722B) circular telegram, can drive second induction part (722A) along second direction (Y) motion.
  6. 6. Motorcycle according to claim 2, characterized in that the rear suspension (202) further comprises a connecting piece (26), a moving piece (27) and a driving mechanism (28), the connecting piece (26) is sleeved outside the second piston rod (8) and is connected with the second piston rod (8), and the moving piece (27) is sleeved outside the second working cylinder (9); The rear suspension (202) further comprises a rear shock absorption spring (25), the rear shock absorption spring (25) is sleeved outside the second working cylinder (9), one end of the rear shock absorption spring (25) is connected with the connecting piece (26), the other end of the rear shock absorption spring is connected with the moving piece (27), the driving mechanism (28) is connected with the moving piece (27), and the moving piece (27) can be driven to approach or separate from the connecting piece (26) according to the instruction of the shock absorption controller (702), so that the rear shock absorption spring (25) is compressed or stretched.
  7. 7. Motorcycle according to claim 6, characterized in that the driving mechanism (28) comprises a driving assembly (281), a cylinder (282), a moving piston (283) and a moving piston rod (284), the cylinder (282) comprises a fitting piece (282A) and a containing piece (282B), the fitting piece (282A) is connected with the outer wall of the second working cylinder (9), the fitting piece (282A) is sleeved outside the moving piece (27), and an oil storage space (29) is arranged between the fitting piece (282A) and the moving piece (27); The accommodating part (282B) is provided with a working cavity (282 Ba), the moving piston (283) is arranged in the working cavity (282 Ba), the working cavity (282 Ba) is divided into a first working chamber (282 Bb) and a second working chamber (282 Bc), the first working chamber (282 Bb) or the second working chamber (282 Bc) is communicated with the oil storage space (29) through an oil through hole (282 Aa), one end of the moving piston rod (284) is connected with the moving piston (283), the other end of the moving piston rod penetrates out of the working cavity (282 Ba) and is connected with the driving assembly (281), and the driving assembly (281) can drive the moving piston rod (284) to move relative to the accommodating part (282B) so as to drive the moving piston (283) to move in the working cavity (282 Ba).
  8. 8. The motorcycle according to claim 7, characterized in that the driving mechanism (28) further comprises a shield (301) and a mounting cover (302), the mounting cover (302) is mounted to an open end of the shield (301), one end of the housing (282B) is connected to the mounting cover (302), and the driving assembly (281) is mounted in the shield (301).
  9. 9. The motorcycle according to claim 2, characterized in that the front shock absorber (21) further comprises a first partition piston (6), the first partition piston (6) being disposed within the first accommodation chamber (311), the first partition piston (6) and the first piston valve (1) partitioning the first accommodation chamber (311) into a first high-pressure air chamber (311C), the first chamber (311A) and the second chamber (311B), a side of the first partition piston (6) remote from the first piston valve (1) being directed toward the first high-pressure air chamber (311C); The rear shock absorber (24) further comprises a second separation piston (103), the second separation piston (103) is arranged in the second accommodating cavity (91), the second separation piston (103) and the second piston valve (7) separate the second accommodating cavity (91) into a second high-pressure air chamber (913), a third chamber (911) and a fourth chamber (912), and one side, away from the second piston valve (7), of the second separation piston (103) faces the second high-pressure air chamber (913).
  10. 10. The motorcycle according to any one of claims 1 to 9, characterized in that the shock absorption control system (70) further comprises an acceleration sensor (703), a power system controller (704) and an angle sensor (705) mounted to the vehicle body (10), and further comprises a wheel speed sensor (706) mounted to the wheel (30); The wheel speed sensor (706) is used for acquiring the vehicle speed information of the motorcycle (100); The acceleration sensor (703) is used for acquiring acceleration information of the motorcycle (100); The angle sensor (705) is used for acquiring swing angle information of the rear rocker arm (23); The power system controller (704) is configured to obtain operation information of the power system (40); the shock-absorbing controller (702) is capable of integrating at least one of the vehicle speed information, the acceleration information, the swing angle information, and the running information with the front road surface information to form integrated information, and controlling the front shock absorber (21) and the rear shock absorber (24) to adjust their respective shock-absorbing damping according to the integrated information.

Description

Motorcycle Technical Field The application relates to the technical field of motorcycles, in particular to a motorcycle. Background The motorcycle is used as a flexible and quick transportation means and is widely applied to passenger and cargo transportation, sports competition and the like. The motorcycle comprises a suspension system, the suspension system can absorb vibration brought to a vehicle body by uneven ground, the whole riding becomes more comfortable, meanwhile, the contact between the tire and the ground is kept, and the power output of the tire to the ground is ensured. The suspension system comprises a spring and a shock absorber, wherein the spring absorbs impact force of the ground through tightness, meanwhile, contact between the tire and the ground is guaranteed, and the shock absorber is used for inhibiting rebound vibration after the spring absorbs vibration and impact from the road surface. In the prior art, the shock absorber of the motorcycle cannot automatically adjust the shock absorption damping according to the road surface condition, for example, when the motorcycle runs on a smoother road surface, the shock absorption damping of the shock absorber is smaller, when the motorcycle runs from the smoother road surface to an uneven road surface, the shock absorption damping of the shock absorber cannot be automatically adjusted, and under the condition of smaller shock absorption damping of the shock absorber, the motorcycle can jump up and down, so that the driving comfort and stability are affected. Disclosure of Invention The application provides a motorcycle, which can automatically adjust damping according to road surface conditions and improve driving comfort and stability. The present application provides a motorcycle, comprising: A vehicle body including a frame; a suspension system including a front suspension and a rear suspension; Wheels including a front wheel connected to the frame through the front suspension and a rear wheel connected to the frame through the rear suspension; The power system is at least partially arranged on the frame, and at least one of the front wheel and the rear wheel is connected with the power system in a transmission way; the saddle is arranged on the frame and at least comprises a driver seat; The control device is arranged on the frame; The front suspension comprises a front shock absorber, one end of the front shock absorber is connected with the frame, the other end of the front shock absorber is connected with the front wheel, the rear suspension comprises a rear rocker arm and a rear shock absorber, one end of the rear rocker arm is connected with the frame, the other end of the rear rocker arm is connected with the rear wheel, one end of the rear shock absorber is connected with the frame, and the other end of the rear shock absorber is connected with the rear rocker arm; The motorcycle further comprises a damping control system, the damping control system comprises a camera and a damping controller, the camera and the damping controller are mounted on the motorcycle body, the front damper and the rear damper are all in communication connection with the damping controller, the camera is used for shooting front road surface information of the motorcycle, the front road surface information can be transmitted to the damping controller, and the damping controller can control the front damper and the rear damper to adjust respective damping according to the front road surface information. In one possible design, the front shock absorber comprises a first piston valve, a first piston rod and a first working cylinder, wherein the first working cylinder is provided with a first accommodating cavity, the first piston valve is arranged in the first accommodating cavity and divides the first accommodating cavity into a first cavity and a second cavity, one end of the first piston rod is connected with the first piston valve, the other end of the first piston rod penetrates out of the first accommodating cavity, the first piston valve comprises a first shell and a first adjusting component, the first shell is provided with a first valve hole and a second valve hole, the first cavity can be communicated with the second cavity through the first valve hole or the second valve hole, and when the first piston valve moves in the first accommodating cavity, the first adjusting component can adjust the opening of the second valve hole while blocking the first valve hole or adjust the opening of the first valve hole while blocking the second valve hole according to instructions of the shock absorption controller; The rear shock absorber comprises a second piston valve, a second piston rod and a second working cylinder, wherein the second working cylinder is provided with a second accommodating cavity, the second piston valve is arranged in the second accommodating cavity and is divided into a third cavity and a fourth cavity, one end of the second piston