Hydraulic clutch system

Abstract

The utility model relates to the technical field of motorcycles, in particular to a hydraulic clutch system which comprises an upper pump assembly, a lower pump assembly and a pipeline. The upper pump assembly comprises a first cylinder body and a first piston block; the first piston block is slidably connected to the first cylinder body; the handle is rotationally connected to the first cylinder body; the handle is used for driving the first piston block to slide; the lower pump assembly comprises a second cylinder body and a second piston block; the second piston block is slidably connected to the second cylinder body for driving the clutch to separate; the pipeline is connected between the first cylinder body and the second cylinder body and used for conveying hydraulic oil. A handle is rotated to drive a first piston block to slide, hydraulic oil in a first cylinder body is extruded, and the pressure intensity of the hydraulic oil in the first cylinder body is increased, so that the hydraulic oil in the first cylinder body enters a second cylinder body through a pipeline and pushes a second piston rod in the second cylinder body to slide, separation of the clutch is achieved, and the transmission efficiency of the device is improved. Through assistance of the upper pump assembly and the lower pump assembly, separation of the clutch is achieved conveniently.

Description

Technical Field

[0001] This application relates to the technical field of motorcycles, and particularly to a hydraulic clutch system. Background Art

[0002] Currently, the commonly used operating device for motorcycle clutches is a mechanical operating device. The main method is to rotate the operating handle to drive the cable to move, thereby driving the separation and engagement of the clutch. However, the sensitivity of the motorcycle clutch operating device with this structure is relatively low, non-adjustable, and has a heavy feel. A relatively large force needs to be applied to completely separate the clutch. Utility Model Content

[0003] In order to improve the transmission efficiency of the device and make the operation required for clutch separation more convenient and labor-saving, this application provides a hydraulic clutch system.

[0004] A hydraulic clutch system provided by this application adopts the following technical solutions:

[0005] A hydraulic clutch system includes a handle, an upper pump assembly, a lower pump assembly, and a pipeline; the upper pump assembly includes a first cylinder block and a first piston block; the first piston block is slidably connected to the first cylinder block; the sliding direction of the first piston block is parallel to the axis direction of the first piston block; the handle is rotatably connected to the first cylinder block; the handle is used to drive the first piston block to slide; the lower pump assembly includes a second cylinder block and a second piston block; the second piston block is slidably connected to the second cylinder block to drive the clutch to separate; the sliding direction of the second piston block is parallel to the axis direction of the second piston block; the pipeline is connected between the first cylinder block and the second cylinder block to transport hydraulic oil.

[0006] By adopting the above technical solutions, rotating the handle drives the first piston block to slide, squeezing the hydraulic oil in the first cylinder block, increasing the pressure of the hydraulic oil in the first cylinder block, so that the hydraulic oil in the first cylinder block enters the second cylinder block through the pipeline, pushing the second piston rod in the second cylinder block to slide, realizing the separation of the clutch, which helps to improve the transmission efficiency of the device. With the assistance of the upper pump assembly and the lower pump assembly, it is convenient to realize the separation of the clutch.

[0007] Preferably, it further includes an oil storage tank; the oil storage tank is connected to the first cylinder block; the oil storage tank is used to store hydraulic oil; the first cylinder block is provided with a hydraulic cavity; the first piston block is coaxially and slidably embedded in the hydraulic cavity; an oil replenishment port is provided on the wall of the hydraulic cavity; the oil replenishment port is connected to the oil storage tank through a pipeline; an oil outlet is provided on the wall of the hydraulic cavity; the oil outlet is connected to the pipeline.

[0008] By adopting the above technical solution, an oil storage tank is provided for storing hydraulic oil. The oil storage tank is connected to the oil replenishing port through a hose, which facilitates the automatic replenishment of hydraulic oil in the upper pump assembly, pipeline, and lower pump assembly when the hydraulic oil is insufficient, ensuring the reliability of the device.

[0009] Preferably, it further includes a connecting plate; one end of the connecting plate is connected to the first cylinder body; the oil storage tank is connected to the other end of the connecting plate.

[0010] By adopting the above technical solution, the oil storage tank is connected to the first cylinder body through the connecting plate, which helps to repair and replace the connecting plate, the first cylinder body, or the oil storage tank respectively, reducing the production cost.

[0011] Preferably, the oil storage tank includes a tank body and a tank cover; the tank body is provided with a liquid storage cavity; the tank cover is connected to the tank body and covers the opening of the liquid storage cavity.

[0012] By adopting the above technical solution, the oil storage tank is composed of a tank body and a tank cover, which facilitates the cleaning of the liquid storage cavity or the addition of hydraulic oil.

[0013] Preferably, the tank cover is threadedly connected to the tank body.

[0014] By adopting the above technical solution, the tank body and the tank cover are threadedly connected, and it is convenient to separate and connect the tank body and the tank cover, which helps to improve the sealing performance between the tank body and the tank cover, reducing the possibility of external impurities entering the liquid storage cavity and increasing the service life of the device.

[0015] Preferably, it further includes a fixed half cover; a first arc-shaped groove is provided on the outer wall of the first cylinder body; the fixed half cover is connected to the first cylinder body and covers the opening of the first arc-shaped groove; a second arc-shaped groove is provided on the side of the fixed half cover close to the first cylinder body; the groove walls of the first arc-shaped groove and the second arc-shaped groove are used to clamp the outer wall of the handlebar; the fixed half cover is provided with a fixed groove; the fixed groove is used for the lower end of the rearview mirror to be embedded.

[0016] By adopting the above technical solution, the first arc-shaped groove and the second arc-shaped groove cooperate to clamp the outer wall of the handlebar, which helps to adapt to handlebars of different sizes and improve the applicable range of the device.

[0017] Preferably, the handle includes a connecting seat, a rotating column, a control lever, and an adjusting lever; one end of the connecting seat is hinged to the first cylinder block; a receiving groove is provided on one side of the connecting seat close to the first piston block; the rotating column is coaxially and rotatably embedded in the receiving groove; one end of the first piston block is connected to the rotating column; one end of the control lever is rotatably connected to the connecting seat; the rotation axis of the support rod coincides with the hinge axis of the connecting seat and the first cylinder block; the adjusting lever is connected to the control lever; the adjusting lever is used to abut against the surface of the connecting seat away from the receiving groove; the upper pump assembly further includes a first reset member; the first reset member is connected between the first piston block and the first cylinder block; the first reset member makes one end of the connecting seat away from the hinge axis of the connecting seat and the first cylinder block tend to move away from the first cylinder block.

[0018] By adopting the above technical solution, the handle is composed of a connecting seat, a rotating column, a control lever, and an adjusting lever, and the connecting seat, the rotating column, the control lever, or the adjusting lever can be replaced respectively, reducing the production cost.

[0019] Preferably, the adjusting lever is threadedly connected to the control lever.

[0020] By adopting the above technical solution, the relative position of the adjusting lever and the control lever can be adjusted as needed, leaving a certain rotating space between the support rod and the connecting seat, reducing the possibility of accidentally touching the control lever, driving the connecting seat to rotate, driving the first piston block to slide, and separating the clutch.

[0021] Preferably, the handle further includes a third reset member; the third reset member is connected between the connecting seat and the control lever; the third reset member makes one end of the connecting seat and the control lever away from the hinge axis of the connecting seat and the first cylinder block tend to move away from each other.

[0022] By adopting the above technical solution, pulling the control lever drives the control lever to rotate against the elastic force of the second reset member, drives the adjusting lever to abut against the connecting seat, drives the connecting seat to rotate, drives the first piston block to slide against the elastic force of the first reset member, realizes the separation of the clutch, releases the support rod, and the first piston block slides away from the bottom of the hydraulic cavity under the action of the elastic force of the first reset member, drives the connecting seat to rotate, and the control lever separates from the connecting seat under the action of the elastic force of the second reset member.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. Rotating the handle drives the first piston block to slide, squeezing the hydraulic oil in the first cylinder block, increasing the pressure of the hydraulic oil in the first cylinder block, making the hydraulic oil in the first cylinder block enter the second cylinder block through the pipeline, pushing the second piston rod in the second cylinder block to slide, realizing the separation of the clutch, which helps to improve the transmission efficiency of the device. With the assistance of the upper pump assembly and the lower pump assembly, it is convenient to realize the separation of the clutch;

[0025] 2. A storage oil tank is provided for storing hydraulic oil. The storage oil tank is connected to the oil replenishment port through a hose, facilitating the automatic replenishment of hydraulic oil in the upper pump assembly, pipeline, and lower pump assembly when the hydraulic oil is insufficient, ensuring the reliability of the device.

[0026] 3. The handle is composed of a connecting seat, a rotating column, a control lever, and an adjusting lever, and the connecting seat, rotating column, control lever, or adjusting lever can be replaced respectively, reducing production costs. Description of the Drawings

[0027] Figure 1 It is a sectional view of the upper pump assembly and the handle.

[0028] Figure 2 It is a schematic diagram of the partial structure of the hydraulic clutch system.

[0029] Figure 3 It is a schematic diagram of the partial exploded structure of the hydraulic clutch system.

[0030] Figure 4 It is a sectional view of the hydraulic clutch system.

[0031] Figure 5 It is a partial sectional view of the hydraulic clutch system, mainly showing the oil outlet area of the upper pump assembly.

[0032] Figure 6 It is a partial sectional view of the lower pump assembly and the pipeline.

[0033] Figure 7 It is a partial sectional view of the lower pump assembly and the pipeline, mainly showing the inlet area of the lower pump assembly.

[0034] Description of the Reference Numerals:

[0035] 1. Handle; 11. Connecting seat; 111. First abutting block; 112. Second abutting block; 1121. Accommodating groove; 113. Third abutting block; 1131. First groove; 12. Rotating column; 121. Fixing hole; 13. Control lever; 131. Adjusting hole; 132. Embedded groove; 133. Second groove; 14. Adjusting lever; 15. Third reset member;

[0036] 2. Upper pump assembly; 21. First cylinder block; 211. Hydraulic cavity; 212. Oil replenishment port; 213. Oil outlet; 214. First arc groove; 215. Third connecting groove; 216. Rotating groove; 217. First installation groove; 218. Positioning groove; 22. First piston block; 23. First reset member; 24. Dust cover; 25. Second connecting nozzle; 26. First oil passing bolt; 261. First ring groove; 262. First flow channel; 27. First connecting head; 271. First connecting groove; 272. First communication hole; 28. Pushing block;

[0037] 3. Lower pump assembly; 31. Second cylinder block; 311. Working chamber; 312. Second mounting groove; 313. Oil filling port; 32. Second piston block; 321. Third groove; 33. Second reset member; 34. Second oil passing bolt; 341. Second annular groove; 342. Second flow channel; 35. Second connector; 351. Second connection groove; 352. Second communication hole;

[0038] 4. Pipeline;

[0039] 5. Oil storage tank; 51. Tank body; 511. Liquid storage chamber; 512. Connecting block; 513. First connection nozzle; 514. Liquid outlet; 52. Tank cover;

[0040] 6. Connecting plate;

[0041] 7. Fixed half cover; 71. Second arc-shaped groove; 72. Fixed groove. Detailed implementation manners

[0042] The following further elaborates on this application in detail with reference to the accompanying drawings.

[0043] Refer to Figure 1 , an embodiment of this application discloses a hydraulic clutch system including an upper pump assembly 2. The upper pump assembly 2 includes a first cylinder block 21, a first piston block 22, a dust cover 24, and a pushing block 28. One side of the first cylinder block 21 in the horizontal direction is provided with a hydraulic chamber 211, and the hydraulic chamber 211 extends along the length direction of the first cylinder block 21. The outer wall of the dust cover 24 is connected to the first cylinder block 21 and covers the opening of the hydraulic chamber 211. The first piston block 22 is coaxially and slidably embedded in the hydraulic chamber 211, and one end of the pushing block 28 passes through the dust cover 24 and abuts against one end of the first piston block 22 away from the bottom of the hydraulic chamber 211.

[0044] Refer to Figure 2 and Figure 3 , a hydraulic clutch system further includes an oil storage tank 5 and a connecting plate 6. One end of the connecting plate 6 is fixedly connected to the upper end of the first cylinder block 21, and the connecting plate 6 is located on the side of the first cylinder block 21 away from the hydraulic chamber 211. The oil storage tank 5 includes a tank body 51 and a tank cover 52. A connecting block 512 is fixedly connected to the outer wall of the tank body 51. The connecting block 512 is located at one end of the connecting plate 6 away from the first cylinder block 21. One side surface of the connecting block 512 is attached to the side surface of the connecting plate 6 away from the first cylinder block 21. Bolts sequentially pass through the connecting plate 6 and the connecting block 512 and are threadedly connected to nuts.

[0045] Refer to Figure 1 and Figure 4, a liquid storage cavity 511 is provided at the upper end of the tank body 51, and the liquid storage cavity 511 is used to store hydraulic oil. The tank cover 52 is connected to the tank body 51 and covers the opening of the liquid storage cavity 511. The tank cover 52 is threadedly connected to the tank body 51. A first connecting nozzle 513 is fixedly connected to the lower end of the oil storage tank 5. An outlet 514 is provided at the bottom of the liquid storage cavity 511, and the outlet 514 is communicated with the first connecting nozzle 513. On one side of the first cylinder block 21 close to the tank body 51, there is a third connecting groove 215. At the bottom of the third connecting groove 215, there is a oil replenishing port 212, and the oil replenishing port 212 is communicated with the hydraulic cavity 211. The upper pump assembly 2 further includes a second connecting nozzle 25. One end of the second connecting nozzle 25 is embedded in the third connecting groove 215, and the other end of the second connecting nozzle 25 is communicated with the lower end of the first connecting nozzle 513 through a hose.

[0046] Referring to Figure 2 and Figure 3 , a hydraulic clutch system further includes a handle 1. On one side of the first cylinder block 21 close to the dust cover 24, there is a rotating groove 216, and the rotating groove 216 is located on the side of the first cylinder block 21 close to the tank body 51. The handle 1 includes a connecting seat 11 and a rotating column 12. One end of the connecting seat 11 is hinged to the first cylinder block 21. The hinge axis of the connecting seat 11 and the first cylinder block 21 is vertical, and the hinge axis of the connecting seat 11 and the first cylinder block 21 is located in the rotating groove 216. On the side of the connecting seat 11 close to the tank body 51, a first abutting block 111 is fixedly connected. The surface of the first abutting block 111 close to the first cylinder block 21 is used to abut against the surface of the first cylinder block 21 close to the tank body 51. On the side of the connecting seat 11 close to the dust cover 24, a second abutting block 112 is fixedly connected. An accommodating groove 1121 is provided on the side of the second abutting block 112 close to the dust cover 24, and the accommodating groove 1121 penetrates through the second abutting block 112 along the hinge axis of the connecting seat 11 and the first cylinder block 21. In this embodiment, the accommodating groove 1121 is in a superior arc shape, and the center of the accommodating groove 1121 is located inside the accommodating groove 1121. The rotating column 12 is coaxially and rotatably embedded in the accommodating groove 1121. A fixing hole 121 is provided on the outer wall of the rotating column 12, and the end of the pushing block 28 away from the first piston block 22 is embedded in the fixing hole 121.

[0047] Referring to Figure 1 , the upper pump assembly 2 further includes a first resetting member 23. The first resetting member 23 is connected between the first piston block 22 and the first cylinder block 21, and the first resetting member 23 makes the first abutting block 111 have a tendency to abut against the outer wall of the first cylinder block 21. In this embodiment, the first resetting member 23 adopts a spring. One end of the first resetting member 23 is connected to the bottom of the hydraulic cavity 211, and the other end of the first resetting member 23 is connected to the end of the first piston block 22 close to the bottom of the hydraulic cavity 211.

[0048] The handle 1 further includes a joystick 13, an adjusting rod 14, and a third reset member 15. One end of the joystick 13 is rotatably connected to the connecting seat 11, and the rotation axis of the joystick 13 coincides with the hinge axis of the connecting seat 11 and the first cylinder block 21. The joystick 13 is provided with an adjusting hole 131 that penetrates the joystick 13 in the horizontal direction. The adjusting rod 14 is threadedly connected to the adjusting hole 131, and one end of the adjusting rod 14 close to the second abutting block 112 is used to abut against the surface of the second abutting block 112 away from the receiving groove 1121.

[0049] Referring to Figure 1 and Figure 3 , one end of the joystick 13 close to the hinge axis of the connecting seat 11 and the first cylinder block 21 is provided with an embedding groove 132. The connecting seat 11 is rotatably embedded in the embedding groove 132, and the rotation axis of the connecting seat 11 coincides with the hinge axis of the connecting seat 11 and the first cylinder block 21. A third abutting block 113 is fixedly connected to the side of the connecting seat 11 away from the first cylinder block 21. The third abutting block 113 is embedded in the embedding groove 132. The third reset member 15 is connected between the third abutting block 113 and the joystick 13, and the third reset member 15 makes the third abutting block 113 and the bottom of the embedding groove 132 tend to approach each other. In this embodiment, the third reset member 15 is a spring. A first groove 1131 is provided on one side of the third abutting block 113 close to the bottom of the embedding groove 132, and a second groove 133 is provided at the bottom of the embedding groove 132. One end of the third reset member 15 is connected to the bottom of the first groove 1131, and the other end of the third reset member 15 is connected to the bottom of the second groove 133.

[0050] Referring to Figure 2 , a hydraulic clutch system further includes a fixed half-cover 7. One end of the first cylinder block 21 away from the joystick 13 is provided with a first arc-shaped groove 214 that penetrates the first cylinder block 21 in the horizontal direction. The axis of the first arc-shaped groove 214 is parallel to the length direction of the joystick 13. The fixed half-cover 7 is connected to the first cylinder block 21 and covers the notch of the first arc-shaped groove 214. The fixed half-cover 7 is provided with a second arc-shaped groove 71 that is adapted to the first arc-shaped groove 214. The groove walls of the first arc-shaped groove 214 and the second arc-shaped groove 71 are used to clamp the outer wall of the handlebar. A positioning groove 218 is provided at the groove wall of the first arc-shaped groove 214 for the positioning block on the handlebar to be embedded to realize the relative fixation of the handlebar and the first cylinder block 21. A fixing groove 72 is provided at the upper end of the fixed half-cover 7 for the lower end of the rearview mirror to be embedded.

[0051] Referring to Figure 1 and Figure 5, a first cylinder block 21 is provided with a first installation groove 217 at its lower end. The first installation groove 217 extends in the vertical direction. An oil outlet 213 is provided at the bottom of the first installation groove 217. The oil outlet 213 is communicated with the hydraulic chamber 211. The oil outlet 213 is located on one side of the first cylinder block 21 close to the bottom of the hydraulic chamber 211. The upper pump assembly 2 further includes a first oil-passing bolt 26 and a first connector 27. The upper end of the first oil-passing bolt 26 is threadedly connected in the first installation groove 217. A first annular groove 261 is provided on the outer periphery of the first oil-passing bolt 26. The first oil-passing bolt 26 is provided with a first flow channel 262. The first flow channel 262 communicates the first annular groove 261 and the first installation groove 217. The inlet of the first flow channel 262 is located at the upper end of the first oil-passing bolt 26, and the outlet of the first flow channel 262 is located at the bottom of the first annular groove 261. One end of the first connector 27 is sleeved on the outer periphery of the first oil-passing bolt 26 and covers the first annular groove 261. A first connection groove 271 is provided at the end of the first connector 27 away from the first oil-passing bolt 26. A first communication hole 272 is provided at the bottom of the first connection groove 271. The first communication hole 272 is communicated with the first annular groove 261.

[0052] Refer to Figure 2 and Figure 6 , a hydraulic clutch system further includes a lower pump assembly 3. The lower pump assembly 3 includes a second cylinder block 31, a second piston block 32 and a second reset member 33. A working chamber 311 is provided on one side of the second cylinder block 31. The working chamber 311 extends in the horizontal direction. The second piston block 32 is coaxially and slidably embedded in the working chamber 311. The second reset member 33 is connected between the second piston block 32 and the second cylinder block 31. The second reset member 33 makes the second piston block 32 tend to be close to the bottom of the working chamber 311. In this embodiment, the second reset member 33 is a spring. One end of the second reset member 33 is connected to the bottom of the working chamber 311. A third groove 321 is coaxially provided at the end of the second piston block 32 close to the bottom of the working chamber 311. The other end of the second reset member 33 is connected to the bottom of the third groove 321.

[0053] Refer to Figure 7, the lower pump assembly 3 further includes a second oil-passing bolt 34 and a second connector 35. The upper end of the second cylinder block 31 is provided with a second installation groove 312 which extends in the vertical direction. The bottom of the second installation groove 312 is provided with an oil injection port 313 which communicates with the working chamber 311. The oil injection port 313 is located on the side of the working chamber 311 close to the bottom of the working chamber 311. The lower end of the second oil-passing bolt 34 is threadedly connected to the second installation groove 312. A second annular groove 341 is provided on the outer periphery of the second oil-passing bolt 34. The second oil-passing bolt 34 is provided with a second flow channel 342 which communicates the second annular groove 341 and the second installation groove 312. The inlet of the second flow channel 342 is located at the bottom of the second annular groove 341, and the outlet of the second flow channel 342 is located at the lower end of the first oil-passing bolt 26. One end of the second connector 35 is sleeved on the outer periphery of the second oil-passing bolt 34 and covers the second annular groove 341. The end of the second connector 35 away from the second oil-passing bolt 34 is provided with a second connection groove 351. A second communication hole 352 is provided at the bottom of the second connection groove 351, and the second communication hole 352 communicates with the second annular groove 341.

[0054] Referring to Figure 2 and Figure 5 , a hydraulic clutch system further includes a pipeline 4. One end of the pipeline 4 is embedded in the first connection groove 271, and the other end of the pipeline 4 is embedded in the second connection groove 351. The pipeline 4 is used for transporting hydraulic oil.

[0055] The implementation principle of a hydraulic clutch system according to an embodiment of the present application is as follows: When it is necessary to disengage the clutch, the operating lever 13 is pulled to drive the operating lever 13 to rotate, which drives the adjusting lever 14 to rotate and abut against the third abutting block 113, drives the connecting seat 11 to rotate, drives the rotating column 12 to rotate, drives the first piston block 22 to slide against the elastic force of the first resetting member 23, pushes the hydraulic oil in the hydraulic chamber 211 to enter the first installation groove 217 from the oil outlet 213, enters the first annular groove 261 from the first flow channel 262, and then enters the first connection groove 271 through the first communication hole 272, is transported to the second communication groove through the pipeline 4, enters the second annular groove 341 through the second communication hole 352, flows into the second installation groove 312 from the second flow channel 342, and enters the working chamber 311 from the oil injection port 313, so that the second piston block 32 slides in a direction away from the bottom of the working chamber 311 against the elastic force of the second resetting member 33, realizing the disengagement of the clutch.

[0056] Release the joystick 13. The joystick 13 rotates under the elastic force of the first reset member 23, driving the adjusting rod 14 away from the third abutting block 113. The second piston block 32 slides towards the bottom of the working chamber 311 under the elastic force of the second reset member 33, causing the clutch to engage. The hydraulic oil in the working chamber 311 is conveyed back to the hydraulic chamber 211 through the pipeline 4. The first piston block 22 slides away from the bottom of the hydraulic chamber 211 under the action of the first sliding block and the hydraulic oil, driving the rotating column 12 to rotate and driving the connecting seat 11 to rotate, realizing the reset of the joystick 13.

[0057] The above are all the preferred embodiments of the present application, and the protection scope of the present application is not limited thereby. Therefore, all equivalent changes made according to the structure, shape, and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A hydraulic clutch system, characterized in that: The invention comprises a handle (1), an upper pump assembly (2), a lower pump assembly (3) and a pipeline (4); the upper pump assembly (2) comprises a first cylinder body (21) and a first piston block (22); the first piston block (22) is slidably connected to the first cylinder body (21); the sliding direction of the first piston block (22) is parallel to the axial direction of the first piston block (22); the handle (1) is rotatably connected to the first cylinder body (21); the handle (1) is used to drive the first piston block (22) to slide; the lower pump assembly (3) comprises a second cylinder body (31) and a second piston block (32); the second piston block (32) is slidably connected to the second cylinder body (31) to drive the clutch to separate; the sliding direction of the second piston block (32) is parallel to the axial direction of the second piston block (32); the pipeline (4) is connected between the first cylinder body (21) and the second cylinder body (31) to transport hydraulic oil.

2. The hydraulic clutch system according to claim 1, characterized in that: It also comprises an oil storage tank (5); the oil storage tank (5) is connected to the first cylinder body (21); the oil storage tank (5) is used to store hydraulic oil; the first cylinder body (21) is provided with a hydraulic chamber (211); the first piston block (22) is coaxially slidably embedded in the hydraulic chamber (211); an oil replenishing port (212) is provided at the wall of the hydraulic chamber (211); the oil replenishing port (212) is connected to the oil storage tank (5) through a pipeline (4); an oil outlet (213) is provided at the wall of the hydraulic chamber (211); the oil outlet (213) is connected to the pipeline (4).

3. The hydraulic clutch system according to claim 2, characterized in that: It also includes a connecting plate (6); one end of the connecting plate (6) is connected to the first cylinder body (21); and the oil storage tank (5) is connected to the other end of the connecting plate (6).

4. The hydraulic clutch system according to claim 3, characterized in that: The oil storage tank (5) comprises a tank body (51) and a tank cover (52); the tank body (51) is provided with a liquid storage cavity (511); the tank cover (52) is connected to the tank body (51) and covers the cavity opening of the liquid storage cavity (511).

5. The hydraulic clutch system according to claim 4, characterized in that: The tank cover (52) is threadably connected to the tank body (51).

6. The hydraulic clutch system according to claim 1, characterized in that: The vehicle further comprises a fixed half cover (7); a first arc-shaped groove (214) is provided on the outer wall of the first cylinder body (21); the fixed half cover (7) is connected to the first cylinder body (21) and covers the notch of the first arc-shaped groove (214); a second arc-shaped groove (71) is provided on a side of the fixed half cover (7) close to the first cylinder body (21); the groove wall of the first arc-shaped groove (214) and the groove wall of the second arc-shaped groove (71) are used to clamp the outer wall of the handlebar; the fixed half cover (7) is provided with a fixed groove (72); the fixed groove (72) is used for the lower end of the rearview mirror to be embedded.

7. The hydraulic clutch system according to claim 1, characterized in that: The handle (1) comprises a connecting seat (11), a rotating column (12), an operating rod (13) and an adjusting rod (14); one end of the connecting seat (11) is hinged to the first cylinder body (21); a receiving groove (1121) is provided on a side of the connecting seat (11) close to the first piston block (22); the rotating column (12) is coaxially rotatable and embedded in the receiving groove (1121); one end of the first piston block (22) is connected to the rotating column (12); one end of the operating rod (13) is rotatably connected to the connecting seat (11); the rotation axis of the operating rod (13) is aligned with the connecting seat The hinge axis of the connecting seat (11) and the first cylinder body (21) coincides; the adjusting rod (14) is connected to the operating rod (13); the adjusting rod (14) is used to abut against a side surface of the connecting seat (11) away from the accommodating groove (1121); the upper pump assembly (2) further comprises a first reset member (23); the first reset member (23) is connected between the first piston block (22) and the first cylinder body (21); the first reset member (23) causes an end of the connecting seat (11) away from the hinge axis of the connecting seat (11) and the first cylinder body (21) to have a tendency to move away from the first cylinder body (21).

8. The hydraulic clutch system according to claim 7, characterized in that: The adjusting rod (14) is threadedly connected to the operating rod (13).

9. The hydraulic clutch system according to claim 8, characterized in that: The handle (1) further comprises a third return member (15); the third return member (15) is connected between the connection seat (11) and the operating rod (13); the third return member (15) causes the connection seat (11) and the operating rod (13) to have a tendency to move away from each other at one end away from the connection seat (11) and the hinge axis of the first cylinder (21).

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