Electric scooter with buffering function

Abstract

The utility model relates to the technical field of electric scooters, in particular to an electric scooter with a buffering function, which comprises a front rod. A handle seat is rotationally arranged at the top of the front rod; a front connecting seat is rotationally arranged at the bottom of the front rod; the front rod is provided with a front cavity; a steering sleeve is fixedly arranged in the front cavity; the steering sleeve is provided with a steering cavity; a steering rod is rotationally arranged in the steering cavity; the top of the steering rod is connected with the handle seat; a buffer cavity is formed in the bottom of the steering rod; a buffer shaft is arranged at the top of the front connecting seat; the buffer shaft is telescopically and movably arranged in the buffer cavity in the length direction of the buffer cavity; a buffer spring is arranged between the buffer shaft and the buffer cavity; a strip-shaped guide groove is formed in the buffer shaft in the length direction; a guide pin is arranged at the bottom of the buffer cavity; and the guide pin is movably arranged in the strip-shaped guide groove. Through the arrangement of the strip-shaped guide groove and the guide pin, the up-down telescopic movement amplitude of the buffer shaft can be limited, so that the buffer spring can be prevented from being excessively compressed, and the service life of the buffer spring is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric scooter technical field, concretely relates to an electric scooter with buffering function. BACKGROUND

[0002] With the increasingly serious urban traffic congestion problem and the improvement of environmental awareness, electric bicycles as a kind of convenient, low-carbon urban transport tool has been widely welcomed. In order to improve the riding comfort, many electric bicycles are provided with buffer springs in the front fork (i.e. the connecting part between the front rod and the front wheel) to absorb various vibrations and impacts encountered during driving. Buffer springs reduce the vibration transmitted to the handlebar and the rider by compression and rebound, thereby providing a more stable riding experience.

[0003] When the electric bicycle passes through the bumpy road or encounters a larger impact, the buffer spring may be over-compressed; frequent or excessive compression can cause spring material fatigue, accelerate the aging process, thereby shortening the service life of the spring. SUMMARY

[0004] The utility model aims at the above -mentioned insufficient of prior art, provides an electric scooter with buffering function.

[0005] The utility model discloses a kind of electric scooters with buffering function, including front rod;The top of the front rod is rotatably provided with handlebar seat;The bottom of the front rod is rotatably provided with front connecting seat;

[0006] The front rod is provided with front cavity body;The front cavity body is fixedly provided with steering sleeve pipe;The steering sleeve pipe is provided with steering cavity;The steering cavity is rotatably provided with steering rod;The top of the steering rod is connected with handlebar seat;

[0007] The bottom of the steering rod is provided with buffer cavity;The top of the front connecting seat is provided with buffer shaft;The buffer shaft is telescopically arranged in buffer cavity along the length direction of buffer cavity;Buffer spring is arranged between the buffer shaft and buffer cavity;The buffer shaft is provided with strip-shaped guide slot along length direction;The bottom of the buffer cavity is provided with guide pin;The guide pin is movably arranged in strip-shaped guide slot.

[0008] The utility model further is provided, and the top of the steering rod is provided with upper thrust bearing between steering sleeve pipe;The bottom of the steering rod is provided with lower thrust bearing between steering sleeve pipe.

[0009] The utility model further is provided, and the top of the buffer shaft is provided with guide rod;The guide rod includes rod portion and head portion arranged at the top of rod portion.

[0010] The utility model further sets up, the bottom of rod part is connected with the top of buffer shaft with screw thread, the buffer cavity is equipped with the guide seat, the rod part is equipped with the guide seat, the head is equipped with the top of guide seat.

[0011] The utility model further sets up, the buffer spring is equipped between the bottom of guide seat and the top of buffer shaft, the buffer spring is equipped with the rod part outside.

[0012] The utility model further sets up, the top of front connecting seat is equipped with the bellows, the buffer shaft is equipped in the bellows, the bellows is rotatably connected with the steering sleeve.

[0013] The utility model further sets up, the limit seat is fixed in the steering cavity, the limit seat is equipped with the first arc limit stopper along the length direction, the limit seat is equipped with the second arc limit stopper along the length direction, the limit seat forms the arc limit slot between the first arc limit stopper and the second arc limit stopper, the steering rod is equipped with the limit pin, the limit pin is movably equipped in the arc limit slot.

[0014] The utility model further sets up, the limit pin includes upper limit pin and lower limit pin, the upper limit pin is movably equipped in the top of arc limit slot, the lower limit pin is movably equipped in the bottom of arc limit slot.

[0015] The utility model has the advantages and benefits that the utility model sets up the buffer shaft on the top of front connecting seat, and the buffer shaft and the steering rod are on the same axis, can guarantee the buffer performance of electric scooter, in addition, sets up the buffer spring between the buffer shaft and the buffer cavity, the buffer spring can effectively play the role of buffering in the process that the buffer shaft is telescopically active in the buffer cavity, further sets up the strip-shaped guide slot and the guide pin, can limit the amplitude of the buffer shaft telescopically active, thereby can prevent the excessive compression to the buffer spring, improves the life of buffer spring, the strip-shaped guide slot and the guide pin are set up, can guarantee that the steering rod drives the buffer shaft to rotate synchronously. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model is further explained by the drawings, but the embodiment in the drawings does not constitute any limitation to the utility model, and other drawings can be obtained according to the following drawings without the creative labor of the ordinary skill in the art.

[0017] Figure 1 It is the structural schematic diagram of the utility model;

[0018] Figure 2 It is the sectional view of the utility model hidden behind the body;

[0019] Figure 3 It is Figure 2A part of the middle part of the local enlarged view;

[0020] Figure 4 is Figure 2 A part of the middle part of the local enlarged view;

[0021] Figure 5 is the structure diagram of the steering rod and the limiting seat of the utility model;

[0022] Wherein: 1, the front rod; 11, front cavity; 12, steering sleeve; 13, steering cavity; 2, handle seat; 3, front connecting seat; 31, bellow; 4, steering rod; 41, buffer cavity; 42, guide pin; 43, buffer spring; 5, buffer shaft; 51, strip-shaped guide groove; 61, upper thrust bearing; 62, lower thrust bearing; 7, guide rod; 71, rod part; 72, head part; 73, guide seat; 8, limiting seat; 81, first arc-shaped limiting stopper; 82, second arc-shaped limiting stopper; 83, arc-shaped limiting groove; 91, upper limiting pin; 92, lower limiting pin; 93, vehicle body. DETAILED DESCRIPTION

[0023] The utility model is further described in connection with the following examples.

[0024] By Figures 1 to 5 It can be known that the electric scooter with buffer function disclosed in the embodiment comprises a front rod 1; a handle seat 2 is rotationally arranged on the top of the front rod 1; a front connecting seat 3 is rotationally arranged on the bottom of the front rod 1; wherein the front rod 1 is used for being connected with a vehicle body 93;

[0025] The front rod 1 is provided with a front cavity 11; a steering sleeve 12 is fixedly arranged in the front cavity 11; the steering sleeve 12 is provided with a steering cavity 13; a steering rod 4 is rotationally arranged in the steering cavity 13; the top of the steering rod 4 is connected with the handle seat 2;

[0026] The bottom of the steering rod 4 is provided with a buffer cavity 41; the top of the front connecting seat 3 is provided with a buffer shaft 5; the buffer shaft 5 is telescopically arranged in the buffer cavity 41 along the length direction of the buffer cavity 41; a buffer spring 43 is arranged between the buffer shaft 5 and the buffer cavity 41; the buffer shaft 5 is provided with a strip-shaped guide groove 51 along the length direction; the bottom of the buffer cavity 41 is provided with a guide pin 42; the guide pin 42 is movably arranged in the strip-shaped guide groove 51.

[0027] Specifically, the electric scooter with buffering function provided in the embodiment has a front connecting seat 3 connected with a front wheel; a buffering shaft 5 is arranged on the top of the front connecting seat 3, and the buffering shaft 5 is on the same axis as the steering rod 4, so that the buffering performance of the electric scooter can be ensured; in addition, a buffering spring 43 is arranged between the buffering shaft 5 and a buffering cavity 41, so that the buffering spring 43 can effectively play a buffering role in the process of the buffering shaft 5 extending and retracting in the buffering cavity 41; secondly, a strip-shaped guide groove 51 and a guide pin 42 are arranged, so that the amplitude of the buffering shaft 5 extending and retracting upward and downward can be limited, thereby preventing the buffering spring 43 from being excessively compressed and improving the service life of the buffering spring 43; at the same time, the arrangement of the strip-shaped guide groove 51 and the guide pin 42 can ensure that the steering rod 4 drives the buffering shaft 5 to rotate synchronously.

[0028] The electric scooter with buffering function provided in the embodiment has an upper thrust bearing 61 arranged between the top of the steering rod 4 and a steering sleeve 12, and a lower thrust bearing 62 arranged between the bottom of the steering rod 4 and the steering sleeve 12. Specifically, the arrangement can enable the steering rod 4 to stably rotate in the steering sleeve 12 and improve the stability of the overall structure.

[0029] The electric scooter with buffering function provided in the embodiment has a guide rod 7 arranged on the top of the buffering shaft 5; the guide rod 7 includes a rod portion 71 and a head portion 72 arranged on the top of the rod portion 71. The electric scooter with buffering function provided in the embodiment has the bottom of the rod portion 71 threadedly connected with the top of the buffering shaft 5; the buffering cavity 41 is provided with a guide seat 73; the rod portion 71 is slidingly arranged in the guide seat 73; and the head portion 72 is movably arranged on the top of the guide seat 73.

[0030] Specifically, the bottom of the rod portion 71 is threadedly connected with the top of the buffering shaft 5, so that the rod portion 71 and the buffering shaft 5 can be disassembled and assembled conveniently; in addition, the arrangement of the guide seat 73, the head portion 72 and the rod portion 71 can guide the upward and downward extension of the buffering shaft 5 and prevent the buffering shaft 5 from falling off the steering rod 4.

[0031] The electric scooter with buffering function provided in the embodiment has the buffering spring 43 arranged between the bottom of the guide seat 73 and the top of the buffering shaft 5; and the buffering spring 43 is sleeved on the outside of the rod portion 71. The arrangement makes the overall structure more stable and reliable.

[0032] The electric scooter with buffering function provided in the embodiment has a corrugated pipe 31 arranged on the top of the front connecting seat 3; the buffering shaft 5 is arranged in the corrugated pipe 31; and the corrugated pipe 31 is rotationally connected with the steering sleeve 12. The arrangement can prevent dust and water from entering the inside of the steering cavity 13 and protect the electric scooter.

[0033] The electric scooter with the buffering function, the limiting seat 8 is fixed in the steering cavity 13, the first arc-shaped limiting block 81 is arranged on the length direction of the limiting seat 8, the second arc-shaped limiting block 82 is arranged on the length direction of the limiting seat 8, the arc-shaped limiting groove 83 is formed between the first arc-shaped limiting block 81 and the second arc-shaped limiting block 82, the limiting pin is arranged on the steering rod 4, and the limiting pin is movably arranged in the arc-shaped limiting groove 83. Specifically, the rotation of the steering rod 4 can be limited by the above arrangement, for example, the steering rod 4 can only rotate 60 degrees, so that the electric scooter is prevented from being damaged due to excessive rotation of the steering rod 4.

[0034] The electric scooter with the buffering function, the limiting seat 8 is fixed in the steering cavity 13, the first arc-shaped limiting block 81 is arranged on the length direction of the limiting seat 8, the second arc-shaped limiting block 82 is arranged on the length direction of the limiting seat 8, the arc-shaped limiting groove 83 is formed between the first arc-shaped limiting block 81 and the second arc-shaped limiting block 82, the limiting pin is arranged on the steering rod 4, and the limiting pin is movably arranged in the arc-shaped limiting groove 83. Specifically, the rotation of the steering rod 4 can be limited by the above arrangement, for example, the steering rod 4 can only rotate 60 degrees, so that the electric scooter is prevented from being damaged due to excessive rotation of the steering rod 4.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present application, and are not limited to the scope of the present application. Although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced by equivalent, without departing from the essence and scope of the present application.

Claims

1. An electric scooter with a buffering function, characterized in that: The front rod is provided with a front cavity; a steering sleeve is fixedly arranged in the front cavity; the steering sleeve is provided with a steering cavity; a steering rod is rotatably arranged in the steering cavity; the top of the steering rod is connected with the handle seat; The bottom of the steering rod is provided with a buffer cavity; the top of the front connecting seat is provided with a buffer shaft; the buffer shaft is telescopically arranged in the buffer cavity along the length direction of the buffer cavity; a buffer spring is arranged between the buffer shaft and the buffer cavity; the buffer shaft is provided with a strip-shaped guide groove along the length direction; the bottom of the buffer cavity is provided with a guide pin; the guide pin is movably arranged in the strip-shaped guide groove. An upper thrust bearing is arranged between the top of the steering rod and the steering sleeve; a lower thrust bearing is arranged between the bottom of the steering rod and the steering sleeve.

2. The electric scooter with buffering function according to claim 1, characterized in that: The top of the buffer shaft is provided with a guide rod; the guide rod comprises a rod part and a head part arranged at the top of the rod part.

3. The electric scooter with buffering function according to claim 1, characterized in that: The bottom of the rod part is threadedly connected with the top of the buffer shaft; a guide seat is arranged in the buffer cavity; the rod part is slidably arranged in the guide seat; the head part is movably arranged at the top of the guide seat.

4. The electric scooter with buffering function according to claim 3, characterized in that: The buffer spring is arranged between the bottom of the guide seat and the top of the buffer shaft; the buffer spring is sleeved outside the rod part.

5. The electric kick scooter with buffer function according to claim 4, characterized in that: The top of the front connecting seat is provided with a bellows; the buffer shaft is arranged in the bellows; the bellows is rotatably connected with the steering sleeve.

6. The electric scooter with buffering function according to claim 1, characterized in that: A limiting seat is fixedly arranged in the steering cavity; the limiting seat is provided with a first arc-shaped limiting block along the length direction; the limiting seat is provided with a second arc-shaped limiting block along the length direction; an arc-shaped limiting groove is formed between the first arc-shaped limiting block and the second arc-shaped limiting block; the steering rod is provided with a limiting pin; the limiting pin is movably arranged in the arc-shaped limiting groove.

7. The electric scooter with buffering function according to claim 1, characterized in that: The limiting pin comprises an upper limiting pin and a lower limiting pin; the upper limiting pin is movably arranged at the top of the arc-shaped limiting groove; the lower limiting pin is movably arranged at the bottom of the arc-shaped limiting groove.

8. The electric scooter with buffering function according to claim 7, characterized in that: ​

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