Damping adjusting structure of shock absorber

Abstract

The utility model belongs to the technical field of automobile suspension damper parts, and particularly relates to a damper damping adjusting structure which comprises a valve seat, a valve sleeve, a valve core and a knob which are sequentially arranged and connected, the valve sleeve is connected to the valve seat and sleeved on the outer side of the valve core, the valve core is arranged between the valve seat and the knob, and the knob is arranged on the valve seat. One end of the valve element is rotationally connected with the valve seat, the other end of the valve element is connected with the knob, a plurality of flow adjusting holes are formed in the valve element, and the adjacent flow adjusting holes are different in size. According to the shock absorber damping adjusting structure, the flow of shock absorber oil can be controlled through the three flow adjusting holes with different sizes, so that the damping force value of the shock absorber is changed, the damping force value of the shock absorber can be adjusted, the shock absorber damping adjusting structure is suitable for more road conditions and driving scenes, and the service life of the shock absorber is prolonged. And moreover, the structure is simple, stable and reliable, and the damping force value of the shock absorber can be accurately controlled.

Description

Technical Field

[0001] The utility model belongs to the technical field of shock absorber parts of automobile suspension parts, and particularly relates to a shock absorber damping adjustment structure. Background Art

[0002] Shock absorbers are one of the important components of the automobile suspension system. Their working performance directly affects the safety of automobile operation, the smoothness of driving and the comfort of passengers, and also affects the abnormal damage of other related automobile parts. Hydraulic shock absorbers are widely used in different models due to their good shock absorption performance.

[0003] Most shock absorbers on the market are not adjustable in damping. With the increase in the number of cars, outdoor activities and long-distance self-driving are booming, and the existing shock absorbers cannot meet the needs of outdoor off-road activities. Therefore, a shock absorber structure with adjustable damping is urgently needed. Utility Model Content

[0004] The utility model aims to provide a shock absorber damping adjustment structure, aiming to solve the technical problem that the damping in the prior art is not adjustable and cannot meet the requirements of outdoor cross-country activities.

[0005] To achieve the above-mentioned purpose, the shock absorber damping adjustment structure provided by the embodiment of the utility model includes a valve seat, a valve sleeve, a valve core and a knob, wherein the valve seat, valve sleeve, valve core and knob are arranged and connected in sequence, the valve sleeve is connected to the valve seat and is sleeved on the outside of the valve core, the valve core is arranged between the valve seat and the knob, one end of the valve core is rotatably connected to the valve seat, and the other end is connected to the knob, and a plurality of flow adjustment holes are provided on the valve core, and the sizes of adjacent flow adjustment holes are different.

[0006] As an optional solution of the utility model, the valve seat is arranged in a cylindrical shape, and the valve seat is provided with a valve seat flow channel and a valve seat hole. The valve seat flow channel is arranged in the middle of the valve seat, the valve seat hole is arranged at one end of the valve seat and is connected to the valve seat flow channel, and the valve core and one end of the valve sleeve are rotatably connected in the valve seat flow channel.

[0007] As an optional solution of the utility model, the valve sleeve is fixedly mounted on the outside of the valve core, one end of the valve sleeve is fixedly connected to the knob, the other end abuts against the valve core and is rotatably connected to the valve seat, and a first limit point is fixedly connected to the inside of the valve sleeve.

[0008] As an optional solution of the present invention, a valve sleeve hole is provided on the side of the valve sleeve, and the valve sleeve hole corresponds to the position of the flow regulating hole.

[0009] As an optional solution of the present invention, three flow regulating holes are provided at one end of the valve core extending into the valve seat, and the three flow regulating holes are distributed on the surface of the valve core in sequence from small to large. A second limit point is fixedly connected to the side wall of the valve core, and the second limit point corresponds to the position of the first limit point and abuts against the first limit point.

[0010] As an optional solution of the utility model, a rotary cover is fixedly connected to the inner side of the knob, the rotary cover matches the shape of one end of the valve sleeve, and the rotary cover is fixedly arranged on the valve sleeve.

[0011] The above one or more technical solutions in the shock absorber damping adjustment structure provided by the embodiment of the utility model have at least one of the following technical effects:

[0012] The shock absorber damping adjustment structure provided by the present application includes a valve seat, a valve sleeve, a valve core and a knob. Three flow adjustment holes are provided at one end of the valve core extending into the valve seat. The three flow adjustment holes are distributed on the surface of the valve core in sequence from small to large. The flow rate of the shock absorber oil can be controlled through the three flow adjustment holes of different sizes, thereby changing the damping force value of the shock absorber. The shock absorber damping adjustment structure provided by the present application can adjust the damping force value of the shock absorber, is suitable for more road conditions and driving scenarios, improves the handling, safety and comfort of the car, and has a simple structure, is stable and reliable, and can accurately control the damping force value of the shock absorber. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0014] Figure 1 A schematic structural diagram of a shock absorber damping adjustment structure provided in an embodiment of the utility model.

[0015] Figure 2 A schematic diagram of the structure of the valve sleeve of the shock absorber damping adjustment structure provided by the embodiment of the utility model

[0016] Figure 3 Schematic diagram of the internal structure of the valve sleeve of the shock absorber damping adjustment structure provided by the embodiment of the utility model

[0017] Figure 4 A schematic structural diagram of a valve core of a shock absorber damping adjustment structure provided in an embodiment of the utility model.

[0018] Figure 5A side view of a valve core of a shock absorber damping adjustment structure provided in an embodiment of the utility model.

[0019] Figure 6 for Figure 5 Sectional view along AA.

[0020] Figure 7 for Figure 5 Cross-sectional view along BB.

[0021] Figure 8 A schematic structural diagram of a valve seat of a shock absorber damping adjustment structure provided in an embodiment of the utility model.

[0022] Fig. 9 A schematic diagram of the internal structure of a valve seat of a shock absorber damping adjustment structure provided in an embodiment of the utility model.

[0023] Fig.10 A schematic structural diagram of a knob of a shock absorber damping adjustment structure provided in an embodiment of the utility model.

[0024] Fig.11 Schematic diagram of the internal structure of the knob of the shock absorber damping adjustment structure provided by the embodiment of the utility model

[0025] Among them, the reference numerals in the figure are:

[0026] 1. Valve seat; 2. Valve sleeve; 3. Valve core; 4. Knob;

[0027] 11. Valve seat flow channel; 12. Valve seat hole;

[0028] 21. First limit point; 22. Valve sleeve hole;

[0029] 31. Flow regulating hole; 32. Second limiting point;

[0030] 41. Screw cap.

[0031] P. Shock absorber oil flow direction. DETAILED DESCRIPTION

[0032] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0033] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0035] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0036] In one embodiment of the present invention, Figures 1 to 11 As shown, a shock absorber damping adjustment structure is provided, including a valve seat 1, a valve sleeve 2, a valve core 3 and a knob 4. The valve seat 1, the valve sleeve 2, the valve core 3 and the knob 4 are arranged and connected in sequence. The valve sleeve 2 is connected to the valve seat 1 and sleeved on the outside of the valve core 3. The valve core 3 is arranged between the valve seat 1 and the knob 4. One end of the valve core 3 is rotatably connected to the valve seat 1, and the other end is connected to the knob 4. The valve core 3 is provided with a plurality of flow adjustment holes 31, and the sizes of adjacent flow adjustment holes 31 are different. The shock absorber damping adjustment structure provided in the present application can control the flow size of the shock absorber oil through three flow adjustment holes 31 of different sizes, thereby changing the damping force value of the shock absorber. The shock absorber damping adjustment structure provided in the present application can adjust the damping force value of the shock absorber, is applicable to more road conditions and driving scenes, improves the handling, safety and comfort of the car, and has a simple structure, is stable and reliable, and can accurately control the damping force value of the shock absorber.

[0037] In another embodiment of the utility model, the valve seat 1 of the shock absorber damping adjustment structure is arranged in a cylindrical shape, and the valve seat 1 is provided with a valve seat flow channel 11 and a valve seat hole 12. The valve seat flow channel 11 is arranged in the middle of the valve seat 1, and the valve seat hole 12 is arranged at one end of the valve seat 1 and is connected with the valve seat flow channel 11. The valve seat flow channel 11 and the valve seat hole 12 are used for the circulation of shock absorber oil, and the valve core 3 and one end of the valve sleeve 2 are rotatably connected in the valve seat flow channel 11.

[0038] In another embodiment of the utility model, the valve sleeve 2 of the shock absorber damping adjustment structure is fixedly sleeved on the outside of the valve core 3, one end of the valve sleeve 2 is fixedly connected to the knob 4, and the other end abuts against the valve core 3 and is rotatably connected to the valve seat 1, and a first limit point 21 is fixedly connected to the inner side of the valve sleeve 2.

[0039] In another embodiment of the utility model, a valve sleeve hole 22 is provided on the side of the valve sleeve 2 of the shock absorber damping adjustment structure. The valve sleeve hole 22 corresponds to the flow adjustment hole 31 in position. The valve sleeve hole 22 and the flow adjustment hole 31 are connected after being aligned.

[0040] In another embodiment of the utility model, the valve core 3 of the shock absorber damping adjustment structure is extended into one end of the valve seat 1 and is provided with three flow adjustment holes 31. The three flow adjustment holes 31 are distributed on the surface of the valve core 3 in order from small to large. The side wall of the valve core 3 is fixedly connected with a second limit point 32. The second limit point 32 corresponds to the position of the first limit point 21 and abuts against the first limit point 21. The valve core 3 can control the flow of the shock absorber oil through three flow adjustment holes 31 of different sizes, thereby changing the damping force value of the shock absorber. By setting the first limit point 21 on the valve sleeve 2 and the second limit point 32 on the valve core 3, the adjustment starting point can be clearly known during rotation. Some shock absorbers are installed inside the chassis of the car, which is not convenient for naked eye observation and blind operation can be achieved by reaching in with hands.

[0041] In another embodiment of the utility model, a rotary cover 41 is fixedly connected to the inner side of the knob 4 of the shock absorber damping adjustment structure. The rotary cover 41 matches the shape of one end of the valve sleeve 2 and is fixedly covered on the valve sleeve 2. By turning the knob 4, the valve core 3 is driven to rotate, and the flow adjustment hole 31 on the valve core 3 corresponds to the valve sleeve hole 22 and the valve seat hole 12. At this time, the flow adjustment hole 31, the valve sleeve hole 22 and the valve seat hole 12 are connected, and the shock absorber oil can flow smoothly. The flow direction P of the shock absorber oil is as follows: Figure 1 shown.

[0042] The shock absorber damping adjustment structure provided in the present application can control the flow rate of the shock absorber oil through three flow adjustment holes 31 of different sizes, thereby changing the damping force value of the shock absorber. The shock absorber damping adjustment structure provided in the present application can adjust the damping force value of the shock absorber, is suitable for more road conditions and driving scenarios, improves the handling, safety and comfort of the car, and has a simple structure, is stable and reliable, and can accurately control the damping force value of the shock absorber.

[0043] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shock absorber damping adjustment structure, characterized in that: It includes a valve seat, a valve sleeve, a valve core and a knob, wherein the valve seat, valve sleeve, valve core and knob are arranged and connected in sequence, the valve sleeve is connected to the valve seat and sleeved on the outside of the valve core, the valve core is arranged between the valve seat and the knob, one end of the valve core is rotatably connected to the valve seat, and the other end is connected to the knob, and a plurality of flow regulating holes are arranged on the valve core, and the sizes of adjacent flow regulating holes are different.

2. A shock absorber damping adjustment structure according to claim 1, characterized in that: The valve seat is arranged in a cylindrical shape, and is provided with a valve seat flow channel and a valve seat hole. The valve seat flow channel is arranged in the middle of the valve seat, and the valve seat hole is arranged at one end of the valve seat and is connected with the valve seat flow channel. The valve core and one end of the valve sleeve are rotatably connected in the valve seat flow channel.

3. A shock absorber damping adjustment structure according to claim 1, characterized in that: The valve sleeve is fixedly mounted on the outside of the valve core, one end of the valve sleeve is fixedly connected to the knob, the other end abuts against the valve core and is rotatably connected to the valve seat, and a first limiting point is fixedly connected to the inside of the valve sleeve.

4. A shock absorber damping adjustment structure according to claim 3, characterized in that: A valve sleeve hole is provided on the side of the valve sleeve, and the position of the valve sleeve hole corresponds to the flow regulating hole.

5. The shock absorber damping adjustment structure according to claim 3, characterized in that: The end of the valve core extending into the valve seat is provided with three flow regulating holes, and the three flow regulating holes are distributed on the surface of the valve core in sequence from small to large. The side wall of the valve core is fixedly connected with a second limit point, and the second limit point corresponds to the position of the first limit point and abuts against the first limit point.

6. The shock absorber damping adjustment structure according to claim 1, characterized in that: A rotary cover is fixedly connected to the inner side of the knob, the rotary cover matches the shape of one end of the valve sleeve, and is fixedly arranged on the valve sleeve.

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