Intelligent adjustable damping scooter

Abstract

The utility model provides an intelligent adjustable damping scooter which comprises a chassis, a connecting arm and a rear supporting frame are fixedly welded to the front end and the rear end of the chassis respectively, a cylinder is fixedly installed at one end of the connecting arm and rotationally connected with a steering shaft, a front supporting frame is fixedly connected to the bottom end of the steering shaft, and a front fork is hinged to one end of the front supporting frame. A front fork is hinged to one end of the front supporting frame, a rear fork is hinged to one end of the rear supporting frame, shock absorbers are rotationally installed between the front supporting frame and the front fork and between the rear supporting frame and the rear fork, each shock absorber comprises a main cylinder, threads are arranged on the outer side of each main cylinder, each main cylinder is connected with a fixing ring through the threads, and fixing shafts used for being rotationally connected with the front fork and the rear fork are symmetrically installed on the two sides of each fixing ring; a mounting cavity is formed in the chassis, and an air pressure adjusting assembly is mounted in the mounting cavity and connected with the shock absorber. The air pressure adjusting assembly is matched with the shock absorber for use, so that the hardness and the supporting distance of the shock absorber can be quickly adjusted during use.

Description

Technical Field

[0001] The utility model belongs to the technical field of scooters, and more specifically, it particularly relates to a scooter with intelligent adjustable shock absorption. Background Technique

[0002] Electric scooters can not only be used as a sports equipment for people's leisure and entertainment, but also as a means of transportation to solve the problem of inconvenient travel for people. Therefore, they are widely loved by people and are becoming more and more popular.

[0003] Existing electric scooters usually have shock absorbers installed at both their front and rear wheels to improve the ride smoothness during driving. Generally, the chassis height of the fixed suspension shock absorption is always the same. A higher chassis has better passability, but it brings greater resistance and worse handling during high-speed driving. A lower chassis saves electricity but has poor comfort and passability, and there will be a risk of overturning when encountering large pits. The shock absorbers of existing electric scooters are usually connected to the chassis during production and assembly. When users use them, it is difficult to adjust the chassis height and the softness and hardness of the shock absorbers, and there are certain limitations in use. Therefore, in view of this, research and improvement are carried out on the existing structure and deficiencies, and a scooter with intelligent adjustable shock absorption is provided in order to achieve a more practical value purpose. Summary of the Utility Model

[0004] In order to solve the above technical problems, the utility model provides a scooter with intelligent adjustable shock absorption, which is achieved by the following specific technical means:

[0005] A scooter with intelligent adjustable shock absorption includes a chassis. Connecting arms and a rear support frame are respectively fixedly welded at the front and rear ends of the chassis. One end of the connecting arm is fixedly installed with a cylinder body. A steering shaft is rotatably connected to the cylinder body. The bottom end of the steering shaft is fixedly connected to a front support frame. One end of the front support frame is hinged with a front fork. One end of the rear support frame is hinged with a rear fork. Shock absorbers are rotatably installed between the front support frame and the front fork and between the rear support frame and the rear fork. The shock absorber includes a main cylinder body. A thread is provided on the outer side of the main cylinder body, and a fixing ring is connected through the thread. Fixed shafts for rotatably connecting with the front fork and the rear fork are symmetrically installed on both sides of the fixing ring; a shock absorber rod is installed at the top end of the main cylinder body. The bottom end of the shock absorber rod is connected with a piston that slides on the inner wall of the main cylinder body; the bottom end of the main cylinder body is connected with a base. An air nozzle one and an air nozzle two are respectively installed on one side of the base and one side of the top end of the shock absorber rod; an installation chamber is arranged inside the chassis, and a pneumatic pressure regulating component is installed inside the installation chamber. The pneumatic pressure regulating component is connected with the shock absorber.

[0006] Furthermore, a secondary air chamber is arranged inside the shock absorber rod, a main air chamber is arranged inside the main cylinder body, and the secondary air chamber and the main air chamber are separated by a piston.

[0007] Further, an explosion-proof air chamber is provided at the top of the base, and the explosion-proof air chamber communicates with the main air chamber; the first air nozzle and the second air nozzle communicate with the explosion-proof air chamber and the auxiliary air chamber respectively.

[0008] Further, the air pressure regulating assembly includes an air storage tank and an air pump fixedly installed in the chassis, and the air pump is connected to the air storage tank through a pipeline; the output end of the air storage tank is connected with a three-way joint, and the other two ends of the three-way joint are respectively connected with a first pressure control valve and a second pressure control valve.

[0009] Further, the first pressure control valve is connected with two groups of first control pipelines, and the two groups of first control pipelines are respectively connected with a first on-off valve and a second on-off valve, and the other ends of the first on-off valve and the second on-off valve are both connected with a main air chamber air pipe; the second pressure control valve is connected with two groups of second control pipelines, and the two groups of second control pipelines are respectively connected with a third on-off valve and a fourth on-off valve, and the other ends of the third on-off valve and the fourth on-off valve are both connected with an auxiliary air chamber air pipe.

[0010] Further, the main air chamber air pipe is connected with the first air nozzle, and the auxiliary air chamber air pipe is connected with the second air nozzle.

[0011] Further, the air pressure regulating assembly further includes a controller, and the controller is electrically connected with the first pressure control valve, the second pressure control valve, the first on-off valve, the second on-off valve, the third on-off valve, the fourth on-off valve and the air pump through wires.

[0012] Further, the chassis is covered with a cover plate near the top of the installation chamber, a pressure sensor is connected between the bottom side of the cover plate and the bottom of the installation chamber, and the pressure sensor is electrically connected with the controller.

[0013] Further, a limiting ring is connected to the top end of the main cylinder body, a dust-proof ring, an air seal and a second linear bearing are sequentially installed on the inner side of the limiting ring from top to bottom, and the inner rings of the dust-proof ring, the air seal and the second linear bearing are all in close fit with the outer side of the shock-absorbing rod; a sealing ring and a first linear bearing are installed on the outer side of the piston, and the outer sides of the sealing ring and the first linear bearing are in close fit with the inner wall of the main cylinder body.

[0014] Further, a buffer air chamber is arranged between the top side of the piston and the limiting ring, a ventilation hole is arranged at the bottom side of the shock-absorbing rod, and both ends of the ventilation hole communicate with the auxiliary air chamber and the buffer air chamber.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. By the combined use of the air pressure adjustment component and the shock absorber, the present utility model can quickly adjust the softness / hardness and the support distance of the shock absorber during use to better meet the user's needs. Meanwhile, by the combined use of the pressure sensor and the controller, the user's weight can be quickly detected during use, and the softness / hardness of the shock absorber can be quickly adjusted according to the detection result, thereby effectively improving the riding comfort and having high usage flexibility.

[0017] 2. By arranging threads on the outer side of the main cylinder body of the shock absorber and connecting and fixing the fixing ring through the threads, during installation, the fixing shafts on both sides of the fixing ring can be used to install and connect with the front fork and the rear fork of the scooter, so that before riding, the support distance of the shock absorber can be adjusted by rotating the main cylinder body, thereby adjusting the height of the chassis. The adjustment method is diverse and the use is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the schematic diagram of the separation of the cover plate and the chassis of the present utility model.

[0019] Figure 2 is the schematic diagram of the air pressure adjustment component of the present utility model.

[0020] Figure 3 is the schematic diagram of the general assembly of the present utility model.

[0021] Figure 4 is the schematic diagram of the structure of the shock absorber of the present utility model.

[0022] Figure 5 is the schematic cross-sectional view of the shock absorber of the present utility model.

[0023] Figure 6 is Figure 5 the enlarged schematic diagram of part A in

[0024] In the figure, the corresponding relationship between the part names and the drawing reference numbers is as follows:

[0025] 1. Chassis; 2. Front fork; 3. Rear fork; 4. Connecting arm; 5. Front support frame; 6. Rear support frame; 7. Shock absorber; 8. Cover plate; 9. Air pressure adjustment component;

[0026] 701. Main cylinder body; 702. Shock absorber rod; 703. Limit ring; 704. Base; 705. Fixing ring; 706. Fixing shaft; 707. Piston; 708. Sealing ring; 709. Linear bearing I; 7010. Dust-proof ring; 7011. Air seal; 7012. Linear bearing II; 7013. Auxiliary air chamber; 7014. Buffer air chamber; 7015. Main air chamber; 7016. Air nozzle I; 7017. Air nozzle II;

[0027] 901, gas storage tank; 902, air pump; 903, pressure control valve I; 9031, on-off valve I; 9032, on-off valve II; 904, pressure control valve II; 9041, on-off valve III; 9042, on-off valve IV; 905, controller; 906, main air chamber air pipe; 907, auxiliary air chamber air pipe. Detailed implementation mode

[0028] The following further describes the implementation mode of the present utility model in detail in conjunction with the drawings and embodiments. The following embodiments are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0029] In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model 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 of the present utility model. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "connected" and "connected" 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 directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0031] Embodiment:

[0032] As shown in the attached Figure 1 to the attached Figure 6 figure:

[0033] The utility model provides a scooter with intelligent adjustable shock absorption, which includes a chassis 1. Connecting arms 4 and a rear support frame 6 are respectively fixedly welded to the front and rear ends of the chassis 1. A cylinder body is fixedly installed at one end of the connecting arm 4. A steering shaft is rotatably connected to the cylinder body. The bottom end of the steering shaft is fixedly connected to a front support frame 5. A front fork 2 is hinged to one end of the front support frame 5. A rear fork 3 is hinged to one end of the rear support frame 6. Shock absorbers 7 are rotatably installed between the front support frame 5 and the front fork 2 and between the rear support frame 6 and the rear fork 3. The shock absorber 7 includes a main cylinder body 701. Threads are provided on the outer side of the main cylinder body 701, and a fixing ring 705 is connected through the threads. Fixed shafts 706 for rotatably connecting with the front fork 2 and the rear fork 3 are symmetrically installed on both sides of the fixing ring 705. A shock absorber rod 702 is installed at the top end of the main cylinder body 701. A piston 707 that is slidably connected to the inner wall of the main cylinder body 701 is connected to the bottom end of the shock absorber rod 702. A base 704 is connected to the bottom end of the main cylinder body 701. An air nozzle one 7016 and an air nozzle two 7017 are respectively installed on one side of the base 704 and one side of the top end of the shock absorber rod 702. An installation chamber is arranged inside the chassis 1. A pneumatic pressure regulating component 9 is installed inside the installation chamber. The pneumatic pressure regulating component 9 is connected to the shock absorber 7.

[0034] Among them, a secondary air chamber 7013 is arranged inside the shock absorber rod 702. A main air chamber 7015 is arranged inside the main cylinder body 701. The secondary air chamber 7013 and the main air chamber 7015 are separated by the piston 707 to ensure that the secondary air chamber 7013 and the main air chamber 7015 can be independent of each other and do not interfere with each other.

[0035] Among them, an explosion-proof air chamber is arranged at the top end of the base 704, and the explosion-proof air chamber is communicated with the main air chamber 7015. The air nozzle one 7016 and the air nozzle two 7017 are respectively communicated with the explosion-proof air chamber and the secondary air chamber 7013.

[0036] Among them, the pneumatic pressure regulating component 9 includes an air storage tank 901 and an air pump 902 fixedly installed in the chassis 1. The air pump 902 is connected to the air storage tank 901 through a pipeline. The output end of the air storage tank 901 is connected to a three-way joint. The other two ends of the three-way joint are respectively connected to a pressure control valve one 903 and a pressure control valve two 904. Both the pressure control valve one 903 and the pressure control valve two 904 are one-inlet and multi-outlet pneumatic distribution valves, which are used to quickly control the air pressure in the main air chamber 7015 and the secondary air chamber 7013, so as to quickly adjust the elongation amount of the shock absorber rod 702 and the softness and hardness during shock absorption when in use.

[0037] Among them, the first pressure control valve 903 is connected with two groups of first control pipelines, and the two groups of first control pipelines are respectively connected with a first on-off valve 9031 and a second on-off valve 9032. The other ends of the first on-off valve 9031 and the second on-off valve 9032 are both connected with a main air chamber air pipe 906; the second pressure control valve 904 is connected with two groups of second control pipelines, and the two groups of second control pipelines are respectively connected with a third on-off valve 9041 and a fourth on-off valve 9042. The other ends of the third on-off valve 9041 and the fourth on-off valve 9042 are both connected with an auxiliary air chamber air pipe 907, so that during use, the first on-off valve 9031, the second on-off valve 9032, the third on-off valve 9041 and the fourth on-off valve 9042 can be used to quickly control the on-off of the main air chamber air pipe 906 and the auxiliary air chamber air pipe 907, open during adjustment, and block after the adjustment is completed, so as to ensure the stability of the air pressure inside the shock absorber 7 during use.

[0038] Among them, the main air chamber air pipe 906 is connected with a first air nozzle 7016, and the auxiliary air chamber air pipe 907 is connected with a second air nozzle 7017.

[0039] Among them, the air pressure adjustment assembly 9 further includes a controller 905, and the controller 905 is electrically connected to the first pressure control valve 903, the second pressure control valve 904, the first on-off valve 9031, the second on-off valve 9032, the third on-off valve 9041, the fourth on-off valve 9042 and the air pump 902 through wires to achieve centralized control and improve the convenience of adjustment and use.

[0040] Among them, the chassis 1 is covered with a cover plate 8 near the top of the installation chamber. A pressure sensor is connected between the bottom side of the cover plate 8 and the bottom of the installation chamber, and the pressure sensor is electrically connected to the controller 905, so that during use, the weight of the user can be quickly detected, and according to the detection result, the softness and hardness of the shock absorber 7 can be quickly adjusted, thereby effectively improving the riding comfort and having high use flexibility.

[0041] Among them, a limiting ring 703 is connected to the top end of the main cylinder body 701. A dust-proof ring 7010, an air seal 7011 and a second linear bearing 7012 are sequentially installed inside the limiting ring 703 from top to bottom. The inner rings of the dust-proof ring 7010, the air seal 7011 and the second linear bearing 7012 are all in close fit with the outer side of the shock absorber rod 702; a sealing ring 708 and a first linear bearing 709 are installed on the outer side of the piston 707, and the outer sides of the sealing ring 708 and the first linear bearing 709 are in close fit with the inner wall of the main cylinder body 701.

[0042] Among them, a buffer air chamber 7014 is provided between the top side of the piston 707 and the limiting ring 703. A vent hole is provided on the bottom side of the shock absorber rod 702, and both ends of the vent hole are communicated with the auxiliary air chamber 7013 and the buffer air chamber 7014. Through the arrangement of the buffer air chamber 7014 and the vent hole, when the shock absorber rod 702 moves downward, the gas inside the auxiliary air chamber 7013 can enter the buffer air chamber 7014 from the vent hole, realizing auxiliary downward buffering. When the shock absorber rod 702 moves upward, the volume of the buffer air chamber 7014 becomes smaller, the gas inside it is compressed, and flows into the auxiliary air chamber 7013 from the vent hole. This process can realize upward buffering.

[0043] Working principle of this embodiment: Through the combined use of the air pressure regulating component 9 and the shock absorber 7, it can be realized that during use, the softness, hardness and support distance of the shock absorber 7 can be quickly adjusted to better meet the user's needs. At the same time, through the combined use of the pressure sensor and the controller 905 (transmitted to the front head instrument through wired or wireless mode for manual control), it can be realized that during use, the user's weight can be quickly detected, and according to the detection result, the softness and hardness of the shock absorber 7 can be quickly adjusted, thereby effectively improving the riding comfort and having high use flexibility; By providing threads on the outer side of the main cylinder body 701 of the shock absorber 7 and connecting and fixing the ring 705 through the threads, it can be realized that during installation, the fixing shafts 706 on both sides of the fixing ring 705 are used to install and connect with the front fork 2 and the rear fork 3 of the scooter, so that before riding, the support distance of the shock absorber 7 can be adjusted by rotating the main cylinder body 701, thereby adjusting the height of the chassis 1. The adjustment method is diverse and can be flexibly selected by the user.

[0044] The embodiments of the present invention are given for purposes of illustration and description, and are not exhaustive or limit the present invention to the disclosed form. Many modifications and variations are obvious to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and design various embodiments with various modifications suitable for specific purposes.

Claims

1. An intelligent adjustable shock-absorbing scooter, comprising a chassis (1), wherein a connecting arm (4) and a rear support frame (6) are fixedly welded to the front and rear ends of the chassis (1) respectively. One end of the connecting arm (4) is fixedly installed with a cylinder body, the cylinder body is rotatably connected with a steering shaft, the bottom end of the steering shaft is fixedly connected with a front support frame (5), one end of the front support frame (5) is hinged with a front fork (2), one end of the rear support frame (6) is hinged with a rear fork (3), and shock absorbers (7) are rotatably installed between the front support frame (5) and the front fork (2) and between the rear support frame (6) and the rear fork (3). It is characterized in that: The shock absorber (7) includes a main cylinder body (701). Threads are provided on the outer side of the main cylinder body (701), and a fixing ring (705) is connected by the threads. Fixing shafts (706) for rotatably connecting with the front fork (2) and the rear fork (3) are symmetrically installed on both sides of the fixing ring (705); a shock absorber rod (702) is installed at the top end of the main cylinder body (701), and a piston (707) connected to the bottom end of the shock absorber rod (702) and slidably connected to the inner wall of the main cylinder body (701) is provided; a base (704) is connected to the bottom end of the main cylinder body (701), and an air nozzle one (7016) and an air nozzle two (7017) are respectively installed on one side of the base (704) and one side of the top end of the shock absorber rod (702); an installation chamber is provided inside the chassis (1), and a pneumatic pressure regulating component (9) is installed inside the installation chamber, and the pneumatic pressure regulating component (9) is connected to the shock absorber (7).

2. The scooter with intelligent adjustable shock absorption according to claim 1, wherein: A secondary air chamber (7013) is provided inside the shock absorber rod (702), a main air chamber (7015) is provided inside the main cylinder body (701), and the secondary air chamber (7013) and the main air chamber (7015) are separated by the piston (707).

3. The scooter with intelligent adjustable shock absorption according to claim 2, wherein: An explosion-proof air chamber is provided at the top end of the base (704), and the explosion-proof air chamber is communicated with the main air chamber (7015); the air nozzle one (7016) and the air nozzle two (7017) are respectively communicated with the explosion-proof air chamber and the secondary air chamber (7013).

4. The intelligent adjustable shock-absorbing scooter according to claim 1, wherein: The pneumatic pressure regulating component (9) includes an air storage tank (901) and an air pump (902) fixedly installed in the chassis (1), and the air pump (902) is connected to the air storage tank (901) through a pipeline; the output end of the air storage tank (901) is connected with a three-way joint, and the other two ends of the three-way joint are respectively connected with a pressure control valve one (903) and a pressure control valve two (904).

5. The scooter with intelligent adjustable shock absorption according to claim 4, wherein: The pressure control valve one (903) is connected with two groups of control pipelines one, and the two groups of control pipelines one are respectively connected with a on-off valve one (9031) and a on-off valve two (9032), and the other ends of the on-off valve one (9031) and the on-off valve two (9032) are both connected with a main air chamber air pipe (906); the pressure control valve two (904) is connected with two groups of control pipelines two, and the two groups of control pipelines two are respectively connected with a on-off valve three (9041) and a on-off valve four (9042), and the other ends of the on-off valve three (9041) and the on-off valve four (9042) are both connected with a secondary air chamber air pipe (907).

6. The scooter with intelligent adjustable shock absorption according to claim 5, wherein: The main air chamber air pipe (906) is connected with the air nozzle one (7016), and the secondary air chamber air pipe (907) is connected with the air nozzle two (7017).

7. The scooter with intelligent adjustable shock absorption according to claim 5, wherein: The pneumatic pressure regulating component (9) further includes a controller (905), and the controller (905) is electrically connected to the pressure control valve one (903), the pressure control valve two (904), the on-off valve one (9031), the on-off valve two (9032), the on-off valve three (9041), the on-off valve four (9042) and the air pump (902) through wires.

8. The scooter with intelligent adjustable shock absorption according to claim 7, characterized in that: The chassis (1) is covered with a cover plate (8) near the top of the installation chamber. A pressure sensor is connected between the bottom side of the cover plate (8) and the bottom of the installation chamber, and the pressure sensor is electrically connected to the controller (905).

9. The intelligent adjustable shock-absorbing scooter according to claim 1, wherein: A limiting ring (703) is connected to the top end of the main cylinder body (701). A dust-proof ring (7010), a gas seal (7011), and a linear bearing II (7012) are sequentially installed inside the limiting ring (703) from top to bottom. The inner rings of the dust-proof ring (7010), the gas seal (7011), and the linear bearing II (7012) are all in close contact with the outer side of the shock-absorbing rod (702). A sealing ring (708) and a linear bearing I (709) are installed on the outer side of the piston (707), and the outer sides of the sealing ring (708) and the linear bearing I (709) are in close contact with the inner wall of the main cylinder body (701).

10. The scooter with intelligent adjustable shock absorption according to claim 9, characterized in that: A buffer air chamber (7014) is provided between the top side of the piston (707) and the limiting ring (703). A vent hole is provided on the bottom side of the shock-absorbing rod (702), and both ends of the vent hole communicate with the auxiliary air chamber (7013) and the buffer air chamber (7014).

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