Continuous damping adjustable automobile shock absorber

Abstract

The utility model relates to the technical field of automobile shock absorption, and discloses a continuous damping adjustable automobile shock absorber which comprises a first mounting seat and a damping assembly, a first hinge block is fixedly connected to the upper surface of the first mounting seat, a sleeve is fixedly connected to the lower surface of the first mounting seat, a piston rod is slidably connected into the sleeve, and a second hinge block is fixedly connected to the lower surface of the first mounting seat. A piston block is fixedly connected to one end of the piston rod, sealing rings which are vertically symmetrical are fixedly connected to the outer wall of the piston block, a second mounting base is fixedly connected to the lower surface of the piston rod, a second hinge block is fixedly connected to the lower surface of the second mounting base, and the outer wall of the sleeve is sleeved with a spiral spring. According to the shock absorber, hydraulic pressure is matched with the damping assembly, a mounting column and sleeve connecting channel, the adjusting plate and the adjusting hole are used for accurately controlling the hydraulic oil flow area to adjust damping, road conditions and requirements are met, external threads are matched with the first threaded sleeve to adjust pre-pressing of the spiral spring, damping is indirectly affected, multiple means are combined, and the practicability and adaptability of the shock absorber are effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to automobile shock absorber technical field especially relates to a continuous damping adjustable automobile shock absorber. BACKGROUND

[0002] Automobile shock absorber as the key part of automobile suspension system is constituted by piston, cylinder barrel etc., and it reduces the body vibration through the piston motion in the cylinder barrel to convert mechanical energy. The continuous damping adjustable automobile shock absorber is widely used, and the reason is that it can adjust the damping force in real time to improve the driving comfort in different road conditions (urban road, high speed, off-road etc.) and driving state, and can adjust the damping to enhance the control performance in time when the vehicle is turning, accelerating, braking etc. dynamic change, and can adapt to the corresponding damping according to different driving modes (comfort, sports etc.) and vehicle load change, to meet the diversified needs.

[0003] The existing automobile shock absorber mainly relies on the flow of liquid inside to play the shock absorbing effect in the use process. However, it has obvious defects, the damping is usually fixed, and cannot be flexibly changed according to different road conditions, driving needs etc. Moreover, with the increase of use time, the internal parts will gradually wear and age, resulting in the decline of shock absorbing performance, and the overall service life is relatively short, which is difficult to adapt to more complex and changeable use scene, so a continuous damping adjustable automobile shock absorber is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] In order to make up for the above shortcomings, the utility model provides a continuous damping adjustable automobile shock absorber, which aims at improving the problem that the shock absorber in the prior art is mostly hydraulic shock absorber, the damping of this kind of shock absorber is generally not adjustable, and the service life is limited.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a continuous damping adjustable automobile shock absorber, including mounting seat one and damping assembly, the upper surface of mounting seat one is fixedly connected with hinged block one, the lower surface of mounting seat two is fixedly connected with hinged block two, the outer wall of sleeve is sleeved with spiral spring, the outer wall of sleeve is installed with damping adjustment assembly, the outer wall of sleeve is installed with hydraulic adjustment assembly;

[0006] The hydraulic adjustment assembly includes mounting column, one side of the outer wall of mounting column is fixedly connected with one side of the outer wall of sleeve, the sleeve and mounting column are internally provided with connecting channel, the connecting channel is used for connecting mounting column and sleeve, the inside of adjusting plate is internally provided with adjusting hole.

[0007] Further, the damping assembly comprises external threads arranged on the outer wall of the sleeve, the outer wall of the sleeve is rotationally connected with a threaded sleeve one, and the threaded sleeve one is internally threadedly connected with the outer wall of the external threads.

[0008] Further, the mounting column is internally mounted with a handle assembly for driving the adjustment plate to move, the upper side of the mounting column is fixedly connected with a sleeve, and the outer wall of the sleeve is mounted with a locking assembly.

[0009] Further, the handle assembly comprises a clamping tooth column, the outer wall of the clamping tooth column is slidingly connected with the inner wall of the mounting column, the outer wall of the clamping tooth column is fixedly connected with a fixed block, one side of the inner wall of the fixed block is fixedly connected with a return spring, one end of the return spring is fixedly connected with one side of the outer wall of the mounting column, and the inner wall of the fixed block is rotationally connected with a pull ring.

[0010] Further, the locking assembly comprises a sleeve, the inner wall of the sleeve is rotationally connected with a knob, the lower surface of the knob is fixedly connected with a lead screw, the outer wall of the lead screw is threadedly connected with a threaded sleeve two, the outer wall of the threaded sleeve two is fixedly connected with a limiting block, the lower surface of the threaded sleeve two is fixedly connected with a limiting rod, the lower surface of the limiting rod is fixedly connected with a clamping block, the outer wall of the limiting rod is slidingly connected in the inner wall of the sleeve, and the outer wall of the clamping block is clamped on the outer wall of the clamping tooth column.

[0011] Further, one end of the spiral spring abuts against the lower surface of the threaded sleeve, and the other end of the spiral spring abuts against the upper surface of the mounting seat two.

[0012] Further, one side of the outer wall of the clamping tooth column is fixedly connected with one side of the outer wall of the adjustment plate, and the clamping tooth column is used for driving the adjustment plate to move.

[0013] Further, the outer wall of the limiting block is slidingly connected in the inner wall of the sleeve, and the limiting block is used for limiting the movement of the threaded sleeve two.

[0014] The utility model has the advantages of the following:

[0015] 1、The utility model discloses a damping flexible adjustment is realized through the cooperation of hydraulic pressure adjusting assembly and damping assembly, the connecting channel between mounting column and sleeve and adjustment plate and adjusting hole can accurately control the flow area of hydraulic oil, and the size of damping is changed to adapt to different road conditions and driving needs, meanwhile, the cooperation of external threads and threaded sleeve one can adjust the pre -pressure of spiral spring, further indirectly influence the damping characteristic, and the practicability of shock absorber is improved.

[0016] 2、The utility model discloses, through the pull ring in handle subassembly, the user is convenient to force operation, and the fixed block and reset spring can make its reset, and the linkage of sleeve and locking assembly through knob, screw rod etc. portion, utilize the locking position of the clamping of clamping block and toothed column, cooperate with the precision and reliability of movement of limiting block and limiting rod, this not only ensures the accuracy of damping adjustment, also makes the shock absorber can always keep stable performance in the long -term use, reduces the shock effect drop of the problem such as the displacement of component loosening, and further prolongs the service life of shock absorber. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A three-dimensional structure schematic view of a continuous damping adjustable automobile shock absorber is provided for the utility model;

[0018] Figure 2 A piston block partial structure schematic view of a continuous damping adjustable automobile shock absorber is provided for the utility model;

[0019] Figure 3 A connecting channel partial structure schematic view of a continuous damping adjustable automobile shock absorber is provided for the utility model;

[0020] Figure 4 A Figure 3 enlarged view of A in the figure is provided for the utility model;

[0021] Figure 5 An adjusting plate partial structure schematic view of a continuous damping adjustable automobile shock absorber is provided for the utility model.

[0022] Legend:

[0023] 1, mounting seat one;2, articulated block one;3, sleeve;4, external thread;5, threaded sleeve one;6, mounting seat two;7, spiral spring;8, articulated block two;9, piston rod;10, piston block;11, sealing ring;12, mounting column;13, connecting channel;14, sleeve;15, screw;16, knob;17, threaded sleeve two;18, limiting block;19, limiting rod;20, clamping block;21, reset spring;22, adjusting plate;23, adjusting hole;24, toothed column;25, fixed block;26, pull ring. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Referring to Figure 1 - Figure 5 The utility model provides a kind of continuous damping adjustable automobile shock absorber of an embodiment: a continuous damping adjustable automobile shock absorber, including mounting seat one 1 and damping component, mounting seat one 1 is used to connect and fix shock absorber with the specific part of vehicle, the sleeve 3 of its lower surface is the accommodation and movement space of piston rod 9 and relevant components, piston rod 9 slidably connected inside sleeve 3 can move up and down in shock absorption process, and piston block 10 in its one end is cooperated with sleeve 3 to realize the control of hydraulic oil, and the sealing ring 11 of outer wall guarantees the sealing between piston block 10 and sleeve 3, to prevent hydraulic oil leakage, and the mounting seat two 6 and hinged block two 8 of piston rod 9 lower surface are used to connect another part of vehicle, so that shock absorber can effectively play a role, and the helical spring 7 of sleeve 3 outer wall is sleeved with auxiliary buffering vibration, to reduce the bump in vehicle driving;

[0026] Hydraulic adjusting assembly includes mounting column 12, and mounting column 12 provides installation base for adjusting relevant components, and the connecting channel 13 between it and sleeve 3 can make hydraulic oil flow between them, and adjusting plate 22 and adjusting hole 23 slidably connected inside can adjust damping by changing the flow area of hydraulic oil, and the external thread 4 of damping component is cooperated with threaded sleeve one 5, and rotating threaded sleeve one 5 can change its position on the outer wall of sleeve 3, to adjust the precompression of helical spring 7, to indirectly influence the damping characteristics of shock absorber.

[0027] Referring to Figure 1 - Figure 5 Mounting column 12 is internally provided with handle assembly, and the clamping tooth column 24 of handle assembly is connected with adjusting plate 22, by pulling pull ring 26, can make clamping tooth column 24 drive adjusting plate 22 to move, adjust the relative position of adjusting hole 23 and connecting channel 13, realize damping adjustment, fixed block 25 and reset spring 21 can make clamping tooth column 24 reset after operation, and pull ring 26 facilitates user to exert force operation, and the sleeve pipe 14 and locking assembly in the inside upper side of mounting column 12 are used to lock the position of clamping tooth column 24, to ensure the stability of damping adjustment, when knob 16 of sleeve pipe 14 inner wall rotates, drive screw rod 15 to rotate, make threaded sleeve two 17 move up and down, and the limiting block 18 of its outer wall guarantees the linearity of threaded sleeve two 17 movement, and limiting rod 19 transmits movement, and clamping block 20 and clamping tooth column 24 are engaged to realize locking, and one end of helical spring 7 is abutted on the lower surface of threaded sleeve one 5, and the other end is abutted on the upper surface of mounting seat two 6, to play buffering and supporting role in shock absorption process, and one side of the outer wall of clamping tooth column 24 is fixedly connected with one side of the outer wall of adjusting plate 22, to effectively drive adjusting plate 22 to move;Limiting block 18 outer wall is slidably connected inside sleeve pipe 14, can limit the movement of threaded sleeve two 17, to guarantee the accuracy and reliability of entire adjusting and locking process.

[0028] Working principle: when the shock absorber is needed to be used, when the wheel encounters road bumps and produces vibration during vehicle driving, the vibration is first transmitted to the mounting seat two 6 and the hinged block two 8, and then the piston rod 9 slides up and down in the sleeve 3, the piston block 10 moves with the piston rod 9, and the hydraulic oil is extruded and pumped in the sleeve 3, at this time the sealing ring 11 ensures that the hydraulic oil does not leak, so that the hydraulic oil can only flow in the sleeve 3 according to a specific path, thereby generating damping force to buffer the vibration, at the same time, the helical spring 7 on the outer wall of the sleeve 3 is compressed or stretched, auxiliary absorption and dispersion of vibration energy, reduce the degree of vehicle bump, in the damping adjustment aspect, by operating the handle assembly inside the mounting column 12 to achieve, the user pulls the pull ring 26, drives the fixed block 25 and the toothed column 24 connected with it to move, because the toothed column 24 is fixedly connected with one side of the adjusting plate 22, the adjusting plate 22 will slide in the mounting column 12, and then change the relative position of the adjusting hole 23 and the connecting channel 13, the connecting channel 13 enables the hydraulic oil to flow between the sleeve 3 and the mounting column 12, the change of the position of the adjusting hole 23 adjusts the flow area of the hydraulic oil, thereby changing the resistance of the hydraulic oil flow, that is, the adjustment of the damping is realized, when the pull ring 26 is released, the return spring 21 plays a role, pushes the fixed block 25 to reset the toothed column 24, and in the damping assembly, the rotating threaded sleeve one 5 can change the position of the threaded sleeve one 5 on the outer wall of the sleeve 3 by cooperating with the external thread 4 on the outer wall of the sleeve 3, thereby adjusting the precompression of the helical spring 7, the change of the precompression of the helical spring 7 will indirectly affect the damping characteristics of the whole shock absorber, in addition, the sleeve 14 and the locking assembly on the upper side of the mounting column 12 are used to lock the position of the toothed column 24 to ensure the stability of the damping adjustment, rotating the knob 16 in the inner wall of the sleeve 14 drives the screw rod 15 to rotate, so that the threaded sleeve two 17 moves up and down, the limiting block 18 on the outer wall of the threaded sleeve two 17 ensures the linearity of the movement of the threaded sleeve two 17, the limiting rod 19 transmits the movement, the clamping block 20 is engaged with the toothed column 24, thereby locking the toothed column 24 at the required position, ensuring the accuracy and reliability of the whole adjustment and locking process, so that the shock absorber can always maintain good and stable damping performance under various road conditions and driving conditions, and provide a comfortable and safe driving environment for the vehicle.

[0029] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A continuously damped adjustable automotive shock absorber comprising a mounting base (1) and a damping assembly, characterized in that: The upper surface of the mounting seat one (1) is fixedly connected with a hinge block one (2), the lower surface of the mounting seat one (1) is fixedly connected with a sleeve (3), the inside of the sleeve (3) is slidably connected with a piston rod (9), one end of the piston rod (9) is fixedly connected with a piston block (10), the outer wall of the piston block (10) is fixedly connected with an upper and lower symmetrical sealing ring (11), the lower surface of the piston rod (9) is fixedly connected with a mounting seat two (6), the lower surface of the mounting seat two (6) is fixedly connected with a hinge block two (8), the outer wall of the sleeve (3) is sleeved with a spiral spring (7), the outer wall of the sleeve (3) is provided with a damping adjusting assembly, the outer wall of the sleeve (3) is provided with a hydraulic adjusting assembly; The hydraulic adjusting assembly comprises a mounting column (12), one side of the outer wall of the mounting column (12) is fixedly connected with one side of the outer wall of the sleeve (3), the inside of the sleeve (3) and the mounting column (12) is provided with a connecting channel (13), the connecting channel (13) is used for connecting the mounting column (12) and the sleeve (3), the inside of the mounting column (12) is slidably connected with an adjusting plate (22), the inside of the adjusting plate (22) is provided with an adjusting hole (23).

2. A continuously damped adjustable automotive shock absorber according to claim 1, characterized in that: The damping assembly comprises an external thread (4), the external thread (4) is arranged on the outer wall of the sleeve (3), the outer wall of the sleeve (3) is rotatably connected with a threaded sleeve one (5), the inside of the threaded sleeve one (5) is threadedly connected with the outer wall of the external thread (4).

3. A continuously damped adjustable automotive shock absorber according to claim 2, wherein: The inside of the mounting column (12) is provided with a handle assembly for driving the adjusting plate (22) to move, the inside of the upper side of the mounting column (12) is fixedly connected with a sleeve pipe (14), the outer wall of the sleeve pipe (14) is provided with a locking assembly.

4. A continuously damped adjustable automotive shock absorber according to claim 3, wherein: The handle assembly comprises a clamping tooth column (24), the outer wall of the clamping tooth column (24) is slidably connected with the inner wall of the mounting column (12), the outer wall of the clamping tooth column (24) is fixedly connected with a fixed block (25), one side of the inside of the fixed block (25) is fixedly connected with a return spring (21), one end of the return spring (21) is fixedly connected with one side of the outer wall of the mounting column (12), the inside of the fixed block (25) is rotatably connected with a pull ring (26).

5. A continuously damped adjustable automotive shock absorber according to claim 4, wherein: The locking assembly comprises a sleeve pipe (14), the inner wall of the sleeve pipe (14) is rotatably connected with a knob (16), the lower surface of the knob (16) is fixedly connected with a lead screw (15), the outer wall of the lead screw (15) is threadedly connected with a threaded sleeve two (17), the outer wall of the threaded sleeve two (17) is fixedly connected with a limiting block (18), the lower surface of the threaded sleeve two (17) is fixedly connected with a limiting rod (19), the lower surface of the limiting rod (19) is fixedly connected with a clamping block (20), the outer wall of the limiting rod (19) is slidably connected in the inside of the sleeve pipe (14), the outer wall of the clamping block (20) is clamped on the outer wall of the clamping tooth column (24).

6. A continuously damped adjustable automotive shock absorber as set forth in claim 1 wherein: One end of the spiral spring (7) abuts against the lower surface of the threaded sleeve one (5), the other end of the spiral spring (7) abuts against the upper surface of the mounting seat two (6).

7. A continuously damped adjustable automotive shock absorber as set forth in claim 4 wherein: One side of the outer wall of the clamping tooth column (24) is fixedly connected with one side of the outer wall of the adjusting plate (22), the clamping tooth column (24) is used for driving the adjusting plate (22) to move.

8. A continuously damped adjustable automotive shock absorber as set forth in claim 5 wherein: The outer wall of the limiting block (18) is slidingly connected in the inner part of the sleeve (14), and the limiting block (18) is used for limiting the movement of the second threaded sleeve (17).

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